Files
paseo/packages/server/src/server/agent/agent-manager.test.ts
T
Matt Cowgerandpaseo-bot[bot] 8598b6aab9 fix(plugin-provider): recover stale sessions after reload (#4629)
* fix(plugin-provider): recover stale sessions after reload

* fix(plugin-provider): auto-recover stale sessions on next prompt

* fix(plugin-provider): retry stale prompt streams

* fix(plugin-provider): recover replacement prompts

* test(plugin-provider): await runtime retirement

---------

Co-authored-by: paseo-bot[bot] <266920839+paseo-bot[bot]@users.noreply.github.com>
2026-09-10 09:20:25 +02:00

10976 lines
333 KiB
TypeScript

import { expect, test, vi } from "vitest";
import { spawn } from "node:child_process";
import { mkdtempSync, rmSync, writeFileSync } from "node:fs";
import { join } from "node:path";
import { tmpdir } from "node:os";
import { randomUUID } from "node:crypto";
import { createTestLogger } from "../../test-utils/test-logger.js";
import {
AgentManager,
AgentManagerShuttingDownError,
commandMayHaveChangedExternalState,
type AgentManagerEvent,
type ManagedAgent,
} from "./agent-manager.js";
import { AgentStorage } from "./agent-storage.js";
import { InMemoryAgentTimelineStore } from "./agent-timeline-store.js";
import { toAgentPayload } from "./agent-projections.js";
import { projectTimelineRows } from "./timeline-projection.js";
import { getOpenAgentTabLabel, PARENT_AGENT_ID_LABEL } from "@getpaseo/protocol/agent-labels";
import { formatSystemNotificationPrompt, startAgentRun } from "./agent-prompt.js";
import { StaleProviderSessionError } from "./stale-provider-session-error.js";
import { ensureAgentLoaded, ensureUnarchivedAgentLoaded } from "./agent-loading.js";
import type { StoredAgentRecord } from "./agent-storage.js";
import type {
AgentTimelineFetchOptions,
AgentTimelineFetchResult,
AgentTimelineRow,
AgentTimelineStore,
} from "./agent-timeline-store-types.js";
import type {
AgentClient,
AgentCreateSessionOptions,
AgentFeature,
AgentLaunchContext,
AgentPromptInput,
AgentProvider,
AgentPersistenceHandle,
AgentRunOptions,
AgentRunResult,
AgentSession,
AgentSessionConfig,
AgentSlashCommand,
AgentStreamEvent,
AgentTimelineItem,
ImportProviderSessionInput,
ImportProviderSessionContext,
ResolveAgentDefaultModeInput,
} from "./agent-sdk-types.js";
import type { PaseoToolCatalog } from "./tools/types.js";
import type { ProviderDefinition } from "./provider-registry.js";
const DESKTOP_OPEN_AGENT_TAB_LABEL = getOpenAgentTabLabel("desktop-client");
const MOBILE_OPEN_AGENT_TAB_LABEL = getOpenAgentTabLabel("mobile-client");
interface Deferred<T> {
promise: Promise<T>;
resolve: (value: T) => void;
reject: (reason?: unknown) => void;
}
function deferred<T>(): Deferred<T> {
let resolve!: (value: T) => void;
let reject!: (reason?: unknown) => void;
const promise = new Promise<T>((res, rej) => {
resolve = res;
reject = rej;
});
return { promise, resolve, reject };
}
async function drainAsyncGenerator<T>(generator: AsyncGenerator<T>): Promise<void> {
for await (const _ of generator) {
// Drain provider events while AgentManager subscribers observe them.
}
}
function waitForAgentLifecycle(
manager: AgentManager,
agentId: string,
lifecycle: ManagedAgent["lifecycle"],
): Promise<void> {
return new Promise<void>((resolve) => {
const unsubscribe = manager.subscribe(
(event) => {
if (
event.type === "agent_state" &&
event.agent.id === agentId &&
event.agent.lifecycle === lifecycle
) {
unsubscribe();
resolve();
}
},
{ agentId, replayState: false },
);
});
}
const TEST_CAPABILITIES = {
supportsStreaming: false,
supportsSessionPersistence: false,
supportsSessionListing: true,
supportsDynamicModes: false,
supportsMcpServers: false,
supportsReasoningStream: false,
supportsToolInvocations: false,
} as const;
class RecordingTimelineStore implements AgentTimelineStore {
readonly writes: AgentTimelineRow[][] = [];
private readonly memory = new InMemoryAgentTimelineStore();
private ensure(agentId: string): void {
if (!this.memory.has(agentId)) this.memory.initialize(agentId);
}
async appendCommitted(
agentId: string,
item: AgentTimelineItem,
options?: { timestamp?: string; turnId?: string },
): Promise<AgentTimelineRow> {
this.ensure(agentId);
return this.memory.append(agentId, item, options);
}
async fetchCommitted(
agentId: string,
options?: AgentTimelineFetchOptions,
): Promise<AgentTimelineFetchResult> {
this.ensure(agentId);
return this.memory.fetch(agentId, options);
}
async getLatestCommittedSeq(agentId: string): Promise<number> {
return this.memory.has(agentId) ? (this.memory.getRows(agentId).at(-1)?.seq ?? 0) : 0;
}
async getCommittedRows(agentId: string): Promise<AgentTimelineRow[]> {
return this.memory.has(agentId) ? this.memory.getRows(agentId) : [];
}
async getLastItem(agentId: string): Promise<AgentTimelineItem | null> {
return this.memory.has(agentId) ? this.memory.getLastItem(agentId) : null;
}
async getLastAssistantMessage(agentId: string): Promise<string | null> {
return this.memory.has(agentId) ? this.memory.getLastAssistantMessage(agentId) : null;
}
async deleteAgent(agentId: string): Promise<void> {
this.memory.delete(agentId);
}
async bulkInsert(agentId: string, rows: readonly AgentTimelineRow[]): Promise<void> {
this.writes.push(rows.map((row) => ({ ...row })));
this.ensure(agentId);
for (const row of rows) {
this.memory.append(agentId, row.item, {
timestamp: row.timestamp,
turnId: row.turnId,
});
}
}
async updateCommittedRow(agentId: string, row: AgentTimelineRow): Promise<void> {
this.ensure(agentId);
const rows = this.memory.getRows(agentId);
const index = rows.findIndex((candidate) => candidate.seq === row.seq);
if (index >= 0) {
rows[index] = row;
this.memory.initialize(agentId, { rows });
}
}
}
function createFeature(args: { id: string; label: string; value: boolean }): AgentFeature {
return {
type: "toggle",
id: args.id,
label: args.label,
value: args.value,
};
}
function expectArchivedAgentRecord(
record: StoredAgentRecord | null,
expectedLastStatus: "closed" | "idle",
): void {
expect(record).not.toBeNull();
expect(record?.archivedAt).toEqual(
expect.stringMatching(/^\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}\.\d{3}Z$/),
);
expect(record?.lastStatus).toBe(expectedLastStatus);
expect(record?.requiresAttention).toBe(false);
expect(record?.attentionReason).toBeNull();
expect(record?.attentionTimestamp).toBeNull();
}
class TestAgentClient implements AgentClient {
readonly provider: AgentProvider;
readonly capabilities = TEST_CAPABILITIES;
readonly createdConfigs: AgentSessionConfig[] = [];
readonly resumeOverrides: Array<Partial<AgentSessionConfig> | undefined> = [];
constructor(provider: AgentProvider = "codex") {
this.provider = provider;
}
async isAvailable(): Promise<boolean> {
return true;
}
async createSession(config: AgentSessionConfig): Promise<AgentSession> {
this.createdConfigs.push(config);
return new TestAgentSession(config);
}
async fetchCatalog() {
return {
models: [
{
provider: this.provider,
id: "gpt-5.4",
label: "GPT-5.4",
isDefault: true,
},
{
provider: this.provider,
id: "gpt-5.4-mini",
label: "GPT-5.4 Mini",
},
{
provider: this.provider,
id: "gpt-5.2-codex",
label: "GPT-5.2 Codex",
},
],
modes: [],
};
}
async resumeSession(
_handle: AgentPersistenceHandle,
config?: Partial<AgentSessionConfig>,
_launchContext?: AgentLaunchContext,
): Promise<AgentSession> {
this.resumeOverrides.push(config);
return new TestAgentSession({
provider: this.provider,
cwd: config?.cwd ?? process.cwd(),
daemonAppendSystemPrompt: config?.daemonAppendSystemPrompt,
});
}
}
class SessionRecordingAgentClient extends TestAgentClient {
readonly sessions: TestAgentSession[] = [];
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
const session = new TestAgentSession(config);
this.sessions.push(session);
return session;
}
}
class HeldAgentCreationClient extends TestAgentClient {
private readonly creationStarted = deferred<void>();
private readonly creationAllowed = deferred<void>();
createdSessionClosed = false;
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
const recordSessionClosed = () => {
this.createdSessionClosed = true;
};
const session = new (class extends TestAgentSession {
override async close(): Promise<void> {
recordSessionClosed();
}
})(config);
this.creationStarted.resolve();
await this.creationAllowed.promise;
return session;
}
waitForCreationToStart(): Promise<void> {
return this.creationStarted.promise;
}
finishCreating(): void {
this.creationAllowed.resolve();
}
}
class HeldAgentCreationAndCloseClient extends TestAgentClient {
private readonly creationStarted = deferred<void>();
private readonly creationAllowed = deferred<void>();
private readonly closeStarted = deferred<void>();
private readonly closeAllowed = deferred<void>();
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
this.creationStarted.resolve();
await this.creationAllowed.promise;
const signalCloseStarted = () => this.closeStarted.resolve();
const waitForClose = () => this.closeAllowed.promise;
return new (class extends TestAgentSession {
override async close(): Promise<void> {
signalCloseStarted();
await waitForClose();
}
})(config);
}
waitForCreationToStart(): Promise<void> {
return this.creationStarted.promise;
}
finishCreating(): void {
this.creationAllowed.resolve();
}
waitForCloseToStart(): Promise<void> {
return this.closeStarted.promise;
}
finishClosing(): void {
this.closeAllowed.resolve();
}
}
class HeldReloadCloseClient extends TestAgentClient {
private readonly closeStarted = deferred<void>();
private readonly closeAllowed = deferred<void>();
originalSessionClosed = false;
replacementSessionClosed = false;
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
const signalCloseStarted = () => this.closeStarted.resolve();
const waitForClose = () => this.closeAllowed.promise;
const recordOriginalClosed = () => {
this.originalSessionClosed = true;
};
return new (class extends TestAgentSession {
override async close(): Promise<void> {
signalCloseStarted();
await waitForClose();
recordOriginalClosed();
}
})(config);
}
override async resumeSession(
_handle: AgentPersistenceHandle,
config?: Partial<AgentSessionConfig>,
): Promise<AgentSession> {
const recordReplacementClosed = () => {
this.replacementSessionClosed = true;
};
return new (class extends TestAgentSession {
override async close(): Promise<void> {
recordReplacementClosed();
}
})({
provider: "codex",
cwd: config?.cwd ?? process.cwd(),
});
}
waitForCloseToStart(): Promise<void> {
return this.closeStarted.promise;
}
finishClosing(): void {
this.closeAllowed.resolve();
}
}
class NativeArchiveRecordingClient extends TestAgentClient {
readonly archivedHandles: AgentPersistenceHandle[] = [];
readonly unarchivedHandles: AgentPersistenceHandle[] = [];
readArchivedAtDuringUnarchive: (() => Promise<string | null | undefined>) | null = null;
archivedAtDuringUnarchive: string | null | undefined;
unarchiveFailure: Error | null = null;
async archiveNativeSession(handle: AgentPersistenceHandle): Promise<void> {
this.archivedHandles.push(handle);
}
async unarchiveNativeSession(handle: AgentPersistenceHandle): Promise<void> {
this.unarchivedHandles.push(handle);
if (this.readArchivedAtDuringUnarchive) {
this.archivedAtDuringUnarchive = await this.readArchivedAtDuringUnarchive();
}
if (this.unarchiveFailure) {
throw this.unarchiveFailure;
}
}
}
class EnvProbeAgentClient extends TestAgentClient {
probe: Promise<{ probe: string | null; agentId: string | null }> | null = null;
override async createSession(
config: AgentSessionConfig,
launchContext?: AgentLaunchContext,
): Promise<AgentSession> {
const script = `
process.stdout.write(JSON.stringify({
probe: process.env.CHUNK14_PROBE ?? null,
agentId: process.env.PASEO_AGENT_ID ?? null
}));
`;
const child = spawn(process.execPath, ["-e", script], {
cwd: config.cwd,
env: { ...process.env, ...launchContext?.env },
stdio: ["ignore", "pipe", "pipe"],
});
this.probe = new Promise((resolve, reject) => {
let stdout = "";
let stderr = "";
child.stdout.on("data", (chunk: Buffer) => {
stdout += chunk.toString();
});
child.stderr.on("data", (chunk: Buffer) => {
stderr += chunk.toString();
});
child.on("error", reject);
child.on("close", (code) => {
if (code !== 0) {
reject(new Error(`env probe exited ${code}: ${stderr}`));
return;
}
resolve(JSON.parse(stdout) as { probe: string | null; agentId: string | null });
});
});
return new TestAgentSession(config);
}
}
class TestAgentSession implements AgentSession {
readonly provider = "codex" as const;
readonly capabilities = TEST_CAPABILITIES;
readonly id = randomUUID();
private runtimeModel: string | null = null;
private subscribers = new Set<(event: AgentStreamEvent) => void>();
private turnIdCounter = 0;
private interrupted = false;
constructor(private readonly config: AgentSessionConfig) {}
async run(): Promise<AgentRunResult> {
return {
sessionId: this.id ?? this.config.provider,
finalText: "",
timeline: [],
};
}
async startTurn(): Promise<{ turnId: string }> {
this.interrupted = false;
const turnId = `turn-${++this.turnIdCounter}`;
// Use setTimeout so events arrive after the caller sets up the foreground waiter
setTimeout(() => {
this.pushEvent({ type: "turn_started", provider: this.provider, turnId });
this.pushEvent({ type: "turn_completed", provider: this.provider, turnId });
this.runtimeModel = "gpt-5.2-codex";
}, 0);
return { turnId };
}
subscribe(callback: (event: AgentStreamEvent) => void): () => void {
this.subscribers.add(callback);
return () => {
this.subscribers.delete(callback);
};
}
pushEvent(event: AgentStreamEvent): void {
for (const cb of this.subscribers) {
try {
cb(event);
} catch {
// error isolation per design
}
}
}
async *streamHistory(): AsyncGenerator<AgentStreamEvent> {}
async getRuntimeInfo() {
return {
provider: this.provider,
sessionId: this.id,
model: this.runtimeModel ?? this.config.model ?? null,
modeId: this.config.modeId ?? null,
};
}
async getAvailableModes() {
return [];
}
async getCurrentMode() {
return null;
}
async setMode(): Promise<void> {}
getPendingPermissions() {
return [];
}
async respondToPermission(): Promise<void> {}
describePersistence() {
return {
provider: this.provider,
sessionId: this.id,
};
}
async interrupt(): Promise<void> {
this.interrupted = true;
}
async close(): Promise<void> {}
}
class ResumeTrackingTestAgentClient extends TestAgentClient {
private readonly retryStarted = deferred<void>();
override async resumeSession(
_handle: AgentPersistenceHandle,
config?: Partial<AgentSessionConfig>,
): Promise<AgentSession> {
this.resumeOverrides.push(config);
const signalRetryStarted = () => this.retryStarted.resolve();
return new (class extends TestAgentSession {
override async startTurn(): Promise<{ turnId: string }> {
signalRetryStarted();
return await super.startTurn();
}
})({
provider: this.provider,
cwd: config?.cwd ?? process.cwd(),
daemonAppendSystemPrompt: config?.daemonAppendSystemPrompt,
});
}
waitForRetryStart(): Promise<void> {
return this.retryStarted.promise;
}
}
class McpCapableTestAgentSession extends TestAgentSession {
override readonly capabilities = {
...TEST_CAPABILITIES,
supportsMcpServers: true,
};
}
class CloseRecordingTestAgentSession extends TestAgentSession {
closed = false;
override async close(): Promise<void> {
this.closed = true;
}
}
class SteeringTestSession extends TestAgentSession {
interruptCount = 0;
startCount = 0;
steerCount = 0;
steerResult: "accepted" | "unavailable" | Error = "accepted";
startPrompts: AgentPromptInput[] = [];
override async startTurn(prompt: AgentPromptInput): Promise<{ turnId: string }> {
this.startPrompts.push(prompt);
const turnId = `active-turn-${++this.startCount}`;
setTimeout(() => this.pushEvent({ type: "turn_started", provider: this.provider, turnId }), 0);
return { turnId };
}
override async interrupt(): Promise<void> {
this.interruptCount += 1;
this.pushEvent({
type: "turn_canceled",
provider: this.provider,
turnId: `active-turn-${this.startCount}`,
});
}
async steerActiveTurn(
prompt: AgentPromptInput,
options: import("./agent-sdk-types.js").SteerActiveTurnOptions,
): Promise<import("./agent-sdk-types.js").SteerResult> {
this.steerCount += 1;
if (options.expectedTurnId !== `active-turn-${this.startCount}`) {
return { status: "unavailable" };
}
if (this.steerResult instanceof Error) throw this.steerResult;
if (this.steerResult === "unavailable") return { status: "unavailable" };
this.pushEvent({
type: "timeline",
provider: this.provider,
item: {
type: "user_message",
text: typeof prompt === "string" ? prompt : "structured",
clientMessageId: options.clientMessageId,
messageId: `provider-${options.clientMessageId}`,
},
});
return { status: "accepted" };
}
}
class UnsupportedSteeringSession extends TestAgentSession {
interruptCount = 0;
startCount = 0;
override async startTurn(): Promise<{ turnId: string }> {
const turnId = `unsupported-turn-${++this.startCount}`;
setTimeout(() => this.pushEvent({ type: "turn_started", provider: this.provider, turnId }), 0);
return { turnId };
}
override async interrupt(): Promise<void> {
this.interruptCount += 1;
this.pushEvent({
type: "turn_canceled",
provider: this.provider,
turnId: `unsupported-turn-${this.startCount}`,
});
}
}
async function startAndSteerThroughManager(
session: AgentSession,
behavior: "steer" | "interrupt" = "steer",
): Promise<{ manager: AgentManager; agentId: string; workdir: string }> {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-steer-dispatch-"));
const client = new (class extends TestAgentClient {
override async createSession(): Promise<AgentSession> {
return session;
}
})();
const manager = new AgentManager({ clients: { codex: client }, logger });
const agent = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
const run = manager.streamAgent(agent.id, "initial");
void (async () => {
for await (const _event of run) {
}
})();
await manager.waitForAgentRunStart(agent.id);
await startAgentRun(manager, agent.id, "replacement", logger, {
replaceRunning: true,
activeTurnBehavior: behavior,
runOptions: { clientMessageId: "replacement-client" },
});
return { manager, agentId: agent.id, workdir };
}
test("uses an injected timeline store without making it a production requirement", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-timeline-store-"));
const store = new RecordingTimelineStore();
const manager = new AgentManager({
clients: { codex: new TestAgentClient() },
durableTimelineStore: store,
logger,
});
let agentId: string | null = null;
try {
const agent = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
agentId = agent.id;
await manager.appendTimelineItem(agent.id, { type: "assistant_message", text: "stored" });
await manager.flush();
expect(store.writes.flat()).toContainEqual(
expect.objectContaining({ item: { type: "assistant_message", text: "stored" } }),
);
await expect(manager.getTimelineRows(agent.id)).resolves.toContainEqual(
expect.objectContaining({ item: { type: "assistant_message", text: "stored" } }),
);
} finally {
if (agentId) await manager.closeAgent(agentId).catch(() => undefined);
rmSync(workdir, { recursive: true, force: true });
}
});
test("retries provider history hydration after a stream failure", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-history-retry-"));
let attempts = 0;
class RetryingHistorySession extends TestAgentSession {
override async *streamHistory(): AsyncGenerator<AgentStreamEvent> {
attempts += 1;
if (attempts === 1) throw new Error("history interrupted");
yield {
type: "timeline",
provider: "codex",
item: { type: "assistant_message", text: "provider history" },
};
}
}
const manager = new AgentManager({
clients: {
codex: new (class extends TestAgentClient {
override async resumeSession(
_handle: AgentPersistenceHandle,
config?: Partial<AgentSessionConfig>,
): Promise<AgentSession> {
return new RetryingHistorySession({ provider: "codex", cwd: config?.cwd ?? workdir });
}
})(),
},
logger,
});
let agentId: string | null = null;
try {
const agent = await manager.resumeAgentFromPersistence(
{ provider: "codex", sessionId: "retry-history" },
{ cwd: workdir },
);
agentId = agent.id;
await expect(manager.hydrateTimelineFromProvider(agent.id)).rejects.toThrow(
"history interrupted",
);
expect(manager.getAgent(agent.id)?.historyPrimed).toBe(false);
await manager.hydrateTimelineFromProvider(agent.id);
expect(attempts).toBe(2);
expect(manager.getTimeline(agent.id)).toContainEqual({
type: "assistant_message",
text: "provider history",
});
} finally {
if (agentId) await manager.closeAgent(agentId).catch(() => undefined);
rmSync(workdir, { recursive: true, force: true });
}
});
test("unavailable steer interrupts once and starts one replacement turn", async () => {
const session = new SteeringTestSession({ provider: "codex", cwd: process.cwd() });
session.steerResult = "unavailable";
const { manager, agentId, workdir } = await startAndSteerThroughManager(session);
try {
expect(session.interruptCount).toBe(1);
expect(session.startCount).toBe(2);
expect(manager.getTimeline(agentId)).toContainEqual(
expect.objectContaining({ type: "user_message", clientMessageId: "replacement-client" }),
);
} finally {
await manager.closeAgent(agentId);
rmSync(workdir, { recursive: true, force: true });
}
});
test("orders an accepted steer before output emitted while acknowledgement is pending", async () => {
const entered = deferred<void>();
const release = deferred<void>();
class HeldAcceptedSteerSession extends SteeringTestSession {
override async steerActiveTurn(
_prompt: AgentPromptInput,
options: import("./agent-sdk-types.js").SteerActiveTurnOptions,
): Promise<import("./agent-sdk-types.js").SteerResult> {
this.steerCount += 1;
expect(options.expectedTurnId).toBe("active-turn-1");
entered.resolve();
await release.promise;
return { status: "accepted" };
}
}
const session = new HeldAcceptedSteerSession({ provider: "codex", cwd: process.cwd() });
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-steer-order-"));
const manager = new AgentManager({
clients: {
codex: new (class extends TestAgentClient {
override async createSession(): Promise<AgentSession> {
return session;
}
})(),
},
logger,
});
let agentId: string | null = null;
try {
const agent = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
agentId = agent.id;
const run = manager.streamAgent(agent.id, "initial");
const consume = (async () => {
for await (const _event of run) {
}
})();
await manager.waitForAgentRunStart(agent.id);
const steer = manager.steerAgentRun(agent.id, "hello", {
clientMessageId: "hello-client",
});
await entered.promise;
session.pushEvent({
type: "timeline",
provider: "codex",
turnId: "active-turn-1",
item: { type: "assistant_message", text: "terminal output" },
});
session.pushEvent({
type: "turn_completed",
provider: "codex",
turnId: "active-turn-1",
});
expect(manager.getTimeline(agent.id)).not.toContainEqual(
expect.objectContaining({ type: "assistant_message", text: "terminal output" }),
);
release.resolve();
await expect(steer).resolves.toEqual({ status: "accepted" });
await consume;
const rows = manager.fetchTimeline(agent.id, { limit: 0 }).rows.filter((row) => {
return (
(row.item.type === "user_message" && row.item.text === "hello") ||
(row.item.type === "assistant_message" && row.item.text === "terminal output")
);
});
expect(rows).toMatchObject([
{ item: { type: "user_message", text: "hello" }, turnId: "active-turn-1" },
{
item: { type: "assistant_message", text: "terminal output" },
turnId: "active-turn-1",
},
]);
} finally {
release.resolve();
if (agentId) await manager.closeAgent(agentId).catch(() => undefined);
rmSync(workdir, { recursive: true, force: true });
}
});
test("orders buffered pre-steer output before an immediately accepted steer", async () => {
const session = new SteeringTestSession({ provider: "codex", cwd: process.cwd() });
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-steer-buffer-order-"));
const manager = new AgentManager({
clients: {
codex: new (class extends TestAgentClient {
override async createSession(): Promise<AgentSession> {
return session;
}
})(),
},
agentStreamCoalesceWindowMs: 60_000,
logger,
});
let agentId: string | null = null;
try {
const agent = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
agentId = agent.id;
const run = manager.streamAgent(agent.id, "initial");
void (async () => {
for await (const _event of run) {
}
})();
await manager.waitForAgentRunStart(agent.id);
session.pushEvent({
type: "timeline",
provider: "codex",
turnId: "active-turn-1",
item: { type: "assistant_message", text: "pre-steer output" },
});
await expect(
manager.steerAgentRun(agent.id, "hello", { clientMessageId: "hello-client" }),
).resolves.toEqual({ status: "accepted" });
const rows = manager.fetchTimeline(agent.id, { limit: 0 }).rows.filter((row) => {
return (
(row.item.type === "assistant_message" && row.item.text === "pre-steer output") ||
(row.item.type === "user_message" && row.item.text === "hello")
);
});
expect(rows).toMatchObject([
{
item: { type: "assistant_message", text: "pre-steer output" },
turnId: "active-turn-1",
},
{ item: { type: "user_message", text: "hello" }, turnId: "active-turn-1" },
]);
} finally {
if (agentId) await manager.closeAgent(agentId).catch(() => undefined);
rmSync(workdir, { recursive: true, force: true });
}
});
test("orders a concurrent replacement after a pending accepted steer", async () => {
const entered = deferred<void>();
const release = deferred<void>();
class HeldAcceptedSteerSession extends SteeringTestSession {
override async steerActiveTurn(
_prompt: AgentPromptInput,
_options: import("./agent-sdk-types.js").SteerActiveTurnOptions,
): Promise<import("./agent-sdk-types.js").SteerResult> {
this.steerCount += 1;
entered.resolve();
await release.promise;
return { status: "accepted" };
}
}
const session = new HeldAcceptedSteerSession({ provider: "codex", cwd: process.cwd() });
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-steer-replace-order-"));
const manager = new AgentManager({
clients: {
codex: new (class extends TestAgentClient {
override async createSession(): Promise<AgentSession> {
return session;
}
})(),
},
logger,
});
let agentId: string | null = null;
try {
const agent = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
agentId = agent.id;
const initial = manager.streamAgent(agent.id, "initial");
const consumeInitial = (async () => {
for await (const _event of initial) {
}
})();
await manager.waitForAgentRunStart(agent.id);
const steer = manager.steerAgentRun(agent.id, "hello", {
clientMessageId: "hello-client",
});
await entered.promise;
const replacement = manager.replaceAgentRun(agent.id, "replacement", {
clientMessageId: "replacement-client",
});
await Promise.resolve();
expect(session.interruptCount).toBe(0);
release.resolve();
await expect(steer).resolves.toEqual({ status: "accepted" });
const replacementRun = await replacement;
void (async () => {
for await (const _event of replacementRun) {
}
})();
await consumeInitial;
await vi.waitFor(() => expect(session.startCount).toBe(2));
expect(session.interruptCount).toBe(1);
expect(
manager
.fetchTimeline(agent.id, { limit: 0 })
.rows.filter((row) => row.item.type === "user_message")
.map((row) => row.item),
).toMatchObject([
{ text: "hello", clientMessageId: "hello-client" },
{ text: "replacement", clientMessageId: "replacement-client" },
]);
} finally {
release.resolve();
if (agentId) await manager.closeAgent(agentId).catch(() => undefined);
rmSync(workdir, { recursive: true, force: true });
}
});
test("does not replace a newer foreground turn after unavailable steer fallback is admitted", async () => {
const entered = deferred<void>();
const release = deferred<void>();
const session = new SteeringTestSession({ provider: "codex", cwd: process.cwd() });
session.steerResult = "unavailable";
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-stale-steer-"));
const client = new (class extends TestAgentClient {
override async createSession() {
return session;
}
})();
const manager = new AgentManager({
clients: { codex: client },
beforeSteerUnavailableFallback: async () => {
entered.resolve();
await release.promise;
},
logger,
});
let agentId: string | null = null;
let consumeB: Promise<void> | null = null;
try {
const agent = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
agentId = agent.id;
const a = manager.streamAgent(agent.id, "A");
const consumeA = (async () => {
for await (const _ of a) {
}
})();
await manager.waitForAgentRunStart(agent.id);
const send = startAgentRun(manager, agent.id, "hello", logger, {
replaceRunning: true,
activeTurnBehavior: "steer",
runOptions: { clientMessageId: "hello-client" },
});
const rejected = expect(send).rejects.toThrow(
"Active turn changed before steering could be delivered",
);
await entered.promise;
session.pushEvent({ type: "turn_completed", provider: "codex", turnId: "active-turn-1" });
await consumeA;
const b = manager.streamAgent(agent.id, "B");
consumeB = (async () => {
for await (const _ of b) {
}
})();
await manager.waitForAgentRunStart(agent.id);
release.resolve();
await rejected;
expect(manager.getAgent(agent.id)?.activeForegroundTurnId).toBe("active-turn-2");
expect(session.interruptCount).toBe(0);
expect(session.startPrompts).not.toContain("hello");
expect(
manager
.getTimeline(agent.id)
.some((item) => item.type === "user_message" && item.clientMessageId === "hello-client"),
).toBe(false);
} finally {
release.resolve();
if (agentId) await manager.closeAgent(agentId).catch(() => undefined);
await Promise.race([
consumeB ?? Promise.resolve(),
new Promise((resolve) => setTimeout(resolve, 100)),
]);
rmSync(workdir, { recursive: true, force: true });
}
});
test("steers a tracked autonomous turn without creating a replacement run", async () => {
const session = new SteeringTestSession({ provider: "claude", cwd: process.cwd() });
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-autonomous-steer-"));
const client = new (class extends TestAgentClient {
override async createSession() {
return session;
}
})();
const manager = new AgentManager({ clients: { claude: client }, logger });
let agentId: string | null = null;
try {
const agent = await manager.createAgent({ provider: "claude", cwd: workdir }, undefined, {
workspaceId: undefined,
});
agentId = agent.id;
session.pushEvent({ type: "turn_started", provider: "claude", turnId: "active-turn-0" });
await vi.waitFor(() => expect(manager.getAgent(agent.id)?.activeTurnId).toBe("active-turn-0"));
const result = await startAgentRun(manager, agent.id, "autonomous follow-up", logger, {
activeTurnBehavior: "steer",
runOptions: { clientMessageId: "autonomous-follow-up-client" },
});
expect(result).toEqual({ disposition: "steered" });
expect(session.steerCount).toBe(1);
expect(session.interruptCount).toBe(0);
expect(manager.getAgent(agent.id)?.activeTurnId).toBe("active-turn-0");
expect(manager.getAgent(agent.id)?.activeForegroundTurnId).toBeNull();
expect(manager.getTimeline(agent.id)).toContainEqual(
expect.objectContaining({
type: "user_message",
text: "autonomous follow-up",
clientMessageId: "autonomous-follow-up-client",
}),
);
} finally {
if (agentId) await manager.closeAgent(agentId).catch(() => undefined);
rmSync(workdir, { recursive: true, force: true });
}
});
test("isolated rewind falls back from steering to the normal replacement path", async () => {
const session = new SteeringTestSession({ provider: "claude", cwd: process.cwd() });
session.steerResult = "unavailable";
const { manager, agentId, workdir } = await startAndSteerThroughManager(session);
try {
await startAgentRun(manager, agentId, "/rewind submitted-message-id", logger, {
replaceRunning: true,
activeTurnBehavior: "steer",
runOptions: { clientMessageId: "rewind-client" },
});
await manager.waitForAgentRunStart(agentId);
expect(session.interruptCount).toBe(2);
expect(session.startPrompts).toContain("/rewind submitted-message-id");
expect(manager.getTimeline(agentId)).toContainEqual(
expect.objectContaining({ type: "user_message", clientMessageId: "rewind-client" }),
);
} finally {
await manager.closeAgent(agentId);
rmSync(workdir, { recursive: true, force: true });
}
});
test("missing steer operation interrupts once and starts one replacement turn", async () => {
const session = new UnsupportedSteeringSession({ provider: "codex", cwd: process.cwd() });
const { manager, agentId, workdir } = await startAndSteerThroughManager(session);
try {
expect(session.interruptCount).toBe(1);
expect(session.startCount).toBe(2);
expect(manager.getTimeline(agentId)).toContainEqual(
expect.objectContaining({ type: "user_message", clientMessageId: "replacement-client" }),
);
} finally {
await manager.closeAgent(agentId);
rmSync(workdir, { recursive: true, force: true });
}
});
test("ambiguous steer failure leaves the active turn untouched", async () => {
const session = new SteeringTestSession({ provider: "codex", cwd: process.cwd() });
session.steerResult = new Error("connection lost after delivery");
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-steer-ambiguous-"));
const client = new (class extends TestAgentClient {
override async createSession(): Promise<AgentSession> {
return session;
}
})();
const manager = new AgentManager({ clients: { codex: client }, logger });
let agentId: string | null = null;
try {
const agent = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
agentId = agent.id;
const run = manager.streamAgent(agent.id, "initial");
void (async () => {
for await (const _event of run) {
}
})();
await manager.waitForAgentRunStart(agent.id);
await expect(
startAgentRun(manager, agent.id, "must not resend", logger, {
replaceRunning: true,
activeTurnBehavior: "steer",
runOptions: { clientMessageId: "ambiguous-client" },
}),
).rejects.toThrow("connection lost after delivery");
expect(session.interruptCount).toBe(0);
expect(session.startCount).toBe(1);
expect(manager.getTimeline(agent.id)).not.toContainEqual(
expect.objectContaining({ clientMessageId: "ambiguous-client" }),
);
} finally {
if (agentId) await manager.closeAgent(agentId);
rmSync(workdir, { recursive: true, force: true });
}
});
test("steering records concurrent early echoes as canonical submitted prompts", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-steer-"));
const session = new SteeringTestSession({ provider: "codex", cwd: workdir });
const client = new (class extends TestAgentClient {
override async createSession(): Promise<AgentSession> {
return session;
}
})();
const manager = new AgentManager({ clients: { codex: client }, logger });
let agentId: string | null = null;
try {
const agent = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
agentId = agent.id;
const stream = manager.streamAgent(agent.id, "start");
void (async () => {
for await (const _event of stream) {
}
})();
await manager.waitForAgentRunStart(agent.id);
await Promise.all([
manager.steerAgentRun(agent.id, "one", { clientMessageId: "client-one" }),
manager.steerAgentRun(agent.id, "two", { clientMessageId: "client-two" }),
]);
const rows = manager.getTimeline(agent.id).filter((item) => item.type === "user_message");
expect(rows).toEqual(
expect.arrayContaining([
expect.objectContaining({ messageId: "client-one", clientMessageId: "client-one" }),
expect.objectContaining({ messageId: "client-two", clientMessageId: "client-two" }),
]),
);
expect(rows.filter((item) => item.clientMessageId === "client-one")).toHaveLength(1);
expect(rows.filter((item) => item.clientMessageId === "client-two")).toHaveLength(1);
} finally {
if (agentId) await manager.closeAgent(agentId);
rmSync(workdir, { recursive: true, force: true });
}
});
class McpCapableTestAgentClient extends TestAgentClient {
override readonly capabilities = {
...TEST_CAPABILITIES,
supportsMcpServers: true,
};
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
this.createdConfigs.push(config);
return new McpCapableTestAgentSession(config);
}
override async resumeSession(
_handle: AgentPersistenceHandle,
config?: Partial<AgentSessionConfig>,
): Promise<AgentSession> {
this.resumeOverrides.push(config);
return new McpCapableTestAgentSession({
...config,
provider: this.provider,
cwd: config?.cwd ?? process.cwd(),
});
}
}
class ControlledInterruptSession extends TestAgentSession {
interruptCalled = false;
constructor(
config: AgentSessionConfig,
readonly turnId: string,
private readonly interruptBehavior: (session: ControlledInterruptSession) => Promise<void>,
) {
super(config);
}
override async startTurn(): Promise<{ turnId: string }> {
setTimeout(() => {
this.pushEvent({ type: "turn_started", provider: this.provider, turnId: this.turnId });
}, 0);
return { turnId: this.turnId };
}
override async interrupt(): Promise<void> {
this.interruptCalled = true;
await this.interruptBehavior(this);
}
}
interface ControlledInterruptFixture {
agentId: string;
manager: AgentManager;
session: ControlledInterruptSession;
startForegroundRun(): Promise<void>;
cleanup(): Promise<void>;
}
async function createControlledInterruptFixture(options: {
name: string;
agentId: string;
turnId: string;
interrupt: (session: ControlledInterruptSession) => Promise<void>;
}): Promise<ControlledInterruptFixture> {
const workdir = mkdtempSync(join(tmpdir(), `agent-manager-${options.name}-`));
const session = new ControlledInterruptSession(
{ provider: "codex", cwd: workdir },
options.turnId,
options.interrupt,
);
const client = new (class extends TestAgentClient {
override async createSession(): Promise<AgentSession> {
return session;
}
})();
const manager = new AgentManager({
clients: { codex: client },
registry: new AgentStorage(join(workdir, "agents"), logger),
logger,
rescueTimeouts: { interruptSessionMs: 10 },
idFactory: () => options.agentId,
});
const agent = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
return {
agentId: agent.id,
manager,
session,
async startForegroundRun() {
const run = manager.streamAgent(agent.id, "exercise cancellation");
void (async () => {
for await (const _event of run) {
// Keep the foreground stream subscribed until the controlled turn settles.
}
})();
await manager.waitForAgentRunStart(agent.id);
},
async cleanup() {
await manager.closeAgent(agent.id);
rmSync(workdir, { recursive: true, force: true });
},
};
}
class HeldRuntimeInfoSession extends TestAgentSession {
private readonly runtimeInfoRequested = deferred<void>();
private readonly runtimeInfoAllowed = deferred<void>();
override async getRuntimeInfo() {
this.runtimeInfoRequested.resolve();
await this.runtimeInfoAllowed.promise;
return await super.getRuntimeInfo();
}
waitForRuntimeInfo(): Promise<void> {
return this.runtimeInfoRequested.promise;
}
finishRuntimeInfo(): void {
this.runtimeInfoAllowed.resolve();
}
}
class HeldRuntimeInfoClient extends TestAgentClient {
private readonly sessionCreated = deferred<HeldRuntimeInfoSession>();
private session: HeldRuntimeInfoSession | null = null;
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
this.session = new HeldRuntimeInfoSession(config);
this.sessionCreated.resolve(this.session);
return this.session;
}
async waitForRuntimeInfo(): Promise<void> {
const session = await this.sessionCreated.promise;
await session.waitForRuntimeInfo();
}
finishRuntimeInfo(): void {
this.requireSession().finishRuntimeInfo();
}
private requireSession(): HeldRuntimeInfoSession {
if (!this.session) {
throw new Error("Expected a created session");
}
return this.session;
}
}
class StreamingAssistantSession implements AgentSession {
readonly provider = "codex" as const;
readonly capabilities = TEST_CAPABILITIES;
readonly id = randomUUID();
private subscribers = new Set<(event: AgentStreamEvent) => void>();
private turnIdCounter = 0;
constructor(private readonly config: AgentSessionConfig) {}
async run(): Promise<AgentRunResult> {
return {
sessionId: this.id,
finalText: "",
timeline: [],
};
}
async startTurn(): Promise<{ turnId: string }> {
const turnId = `turn-${++this.turnIdCounter}`;
setTimeout(() => {
this.pushEvent({ type: "turn_started", provider: this.provider, turnId });
this.pushEvent({
type: "timeline",
provider: this.provider,
turnId,
item: { type: "assistant_message", text: "final " },
});
this.pushEvent({
type: "timeline",
provider: this.provider,
turnId,
item: { type: "assistant_message", text: "reply" },
});
this.pushEvent({ type: "turn_completed", provider: this.provider, turnId });
}, 0);
return { turnId };
}
subscribe(callback: (event: AgentStreamEvent) => void): () => void {
this.subscribers.add(callback);
return () => {
this.subscribers.delete(callback);
};
}
private pushEvent(event: AgentStreamEvent): void {
for (const callback of this.subscribers) {
callback(event);
}
}
async *streamHistory(): AsyncGenerator<AgentStreamEvent> {}
async getRuntimeInfo() {
return {
provider: this.provider,
sessionId: this.id,
model: this.config.model ?? null,
modeId: this.config.modeId ?? null,
};
}
async getAvailableModes() {
return [];
}
async getCurrentMode() {
return null;
}
async setMode(): Promise<void> {}
getPendingPermissions() {
return [];
}
async respondToPermission(): Promise<void> {}
describePersistence() {
return {
provider: this.provider,
sessionId: this.id,
};
}
async interrupt(): Promise<void> {}
async close(): Promise<void> {}
}
class StreamingAssistantClient implements AgentClient {
readonly provider = "codex" as const;
readonly capabilities = TEST_CAPABILITIES;
async isAvailable(): Promise<boolean> {
return true;
}
async createSession(config: AgentSessionConfig): Promise<AgentSession> {
return new StreamingAssistantSession(config);
}
async resumeSession(
_handle: AgentPersistenceHandle,
config?: Partial<AgentSessionConfig>,
): Promise<AgentSession> {
return new StreamingAssistantSession({
provider: "codex",
cwd: config?.cwd ?? process.cwd(),
});
}
}
interface FakeCodexEmitterArgs {
turnItems?: AgentTimelineItem[];
historyItems?: AgentTimelineItem[];
}
function fakeCodexEmitting(args: FakeCodexEmitterArgs): AgentClient {
const turnItems = args.turnItems ?? [];
const historyItems = args.historyItems ?? [];
class FakeCodexSession extends TestAgentSession {
override async startTurn(): Promise<{ turnId: string }> {
const turnId = "turn-fake-codex";
setTimeout(() => {
this.pushEvent({ type: "turn_started", provider: this.provider, turnId });
for (const item of turnItems) {
this.pushEvent({ type: "timeline", provider: this.provider, item, turnId });
}
this.pushEvent({ type: "turn_completed", provider: this.provider, turnId });
}, 0);
return { turnId };
}
override async *streamHistory(): AsyncGenerator<AgentStreamEvent> {
for (const item of historyItems) {
yield { type: "timeline", provider: this.provider, item };
}
}
}
return {
provider: "codex",
capabilities: TEST_CAPABILITIES,
async isAvailable() {
return true;
},
async createSession(config: AgentSessionConfig) {
return new FakeCodexSession(config);
},
async resumeSession() {
throw new Error("unused");
},
};
}
const logger = createTestLogger();
test("does not register a session that finishes starting after shutdown begins", async () => {
const client = new HeldAgentCreationClient();
const manager = new AgentManager({
clients: { codex: client },
logger,
idFactory: () => "00000000-0000-4000-8000-000000000100",
});
const creation = manager.createAgent(
{
provider: "codex",
cwd: process.cwd(),
},
undefined,
{ workspaceId: undefined },
);
await client.waitForCreationToStart();
manager.prepareForShutdown();
client.finishCreating();
await expect(creation).rejects.toThrow("Agent manager is shutting down");
expect({ agents: manager.listAgents(), sessionClosed: client.createdSessionClosed }).toEqual({
agents: [],
sessionClosed: true,
});
});
test("flush waits for rejected session cleanup that starts after shutdown", async () => {
const client = new HeldAgentCreationAndCloseClient();
const manager = new AgentManager({
clients: { codex: client },
logger,
idFactory: () => "00000000-0000-4000-8000-000000000098",
});
const creation = manager
.createAgent(
{
provider: "codex",
cwd: process.cwd(),
},
undefined,
{ workspaceId: undefined },
)
.catch((error: unknown) => error);
await client.waitForCreationToStart();
manager.prepareForShutdown();
let flushResolved = false;
const flushing = manager.flushForShutdown().then(() => {
flushResolved = true;
return undefined;
});
client.finishCreating();
await client.waitForCloseToStart();
try {
expect(flushResolved).toBe(false);
} finally {
client.finishClosing();
}
expect(await creation).toBeInstanceOf(AgentManagerShuttingDownError);
await flushing;
expect(manager.listAgents()).toEqual([]);
});
test("does not persist an initializing session after shutdown closes it", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-shutdown-register-test-"));
const storage = new AgentStorage(join(workdir, "agents"), logger);
const client = new HeldRuntimeInfoClient();
const agentId = "00000000-0000-4000-8000-000000000099";
const manager = new AgentManager({
clients: { codex: client },
registry: storage,
logger,
idFactory: () => agentId,
});
try {
const creation = manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
);
await client.waitForRuntimeInfo();
manager.prepareForShutdown();
const closing = manager.closeAgent(agentId);
client.finishRuntimeInfo();
await expect(creation).rejects.toBeInstanceOf(AgentManagerShuttingDownError);
await closing;
await storage.flush();
expect({ agents: manager.listAgents(), record: await storage.get(agentId) }).toMatchObject({
agents: [],
record: { lastStatus: "closed" },
});
} finally {
rmSync(workdir, { recursive: true, force: true });
}
});
test("reload leaves a closed durable snapshot when shutdown starts during the swap", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-shutdown-reload-test-"));
const storage = new AgentStorage(join(workdir, "agents"), logger);
const client = new HeldReloadCloseClient();
const agentId = "00000000-0000-4000-8000-000000000097";
const manager = new AgentManager({
clients: { codex: client },
registry: storage,
logger,
idFactory: () => agentId,
});
try {
await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
);
const reload = manager.reloadAgentSession(agentId).catch((error: unknown) => error);
await client.waitForCloseToStart();
manager.prepareForShutdown();
const closing = Promise.all(manager.listAgents().map((agent) => manager.closeAgent(agent.id)));
client.finishClosing();
await closing;
expect(await reload).toBeInstanceOf(AgentManagerShuttingDownError);
await manager.flush();
await storage.flush();
expect({
agents: manager.listAgents(),
record: await storage.get(agentId),
replacementSessionClosed: client.replacementSessionClosed,
}).toMatchObject({
agents: [],
record: { lastStatus: "closed" },
replacementSessionClosed: false,
});
} finally {
client.finishClosing();
await manager.flush().catch(() => undefined);
await storage.flush().catch(() => undefined);
rmSync(workdir, { recursive: true, force: true });
}
});
test("reload does not create a replacement when the closed snapshot cannot be persisted", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-reload-persist-failure-test-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const client = new HeldReloadCloseClient();
const agentId = "00000000-0000-4000-8000-000000000096";
const manager = new AgentManager({
clients: { codex: client },
registry: storage,
logger,
idFactory: () => agentId,
});
try {
await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
);
await storage.flush();
rmSync(storagePath, { recursive: true, force: true });
writeFileSync(storagePath, "blocks the storage directory");
const reload = manager.reloadAgentSession(agentId).catch((error: unknown) => error);
await client.waitForCloseToStart();
client.finishClosing();
expect(await reload).toBeInstanceOf(Error);
await manager.flushForShutdown();
expect({
agents: manager.listAgents(),
originalSessionClosed: client.originalSessionClosed,
replacementSessionClosed: client.replacementSessionClosed,
}).toEqual({
agents: [],
originalSessionClosed: true,
replacementSessionClosed: false,
});
} finally {
client.finishClosing();
await manager.flushForShutdown().catch(() => undefined);
await storage.flush().catch(() => undefined);
rmSync(workdir, { recursive: true, force: true });
}
});
test("normalizeConfig injects the provider default model while leaving mode omitted", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const manager = new AgentManager({
clients: {
codex: new TestAgentClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000101",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
);
expect(snapshot.config.model).toBe("gpt-5.4");
expect(snapshot.config.modeId).toBeUndefined();
});
test("normalizeConfig leaves Claude mode omitted", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-claude-default-test-"));
const manager = new AgentManager({
clients: { claude: new TestAgentClient("claude") },
logger,
});
const snapshot = await manager.createAgent({ provider: "claude", cwd: workdir }, undefined, {
workspaceId: undefined,
});
expect(snapshot.config.modeId).toBeUndefined();
});
test("normalizeConfig does not ask the provider to synthesize an omitted mode", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-mode-default-test-"));
class CapabilityAwareClient extends TestAgentClient {
resolveDefaultModeCalls = 0;
override async resolveDefaultModeId(input: ResolveAgentDefaultModeInput): Promise<string> {
this.resolveDefaultModeCalls += 1;
return input.env?.CLAUDE_CODE_USE_BEDROCK === "1" ? "default" : "auto";
}
}
const client = new CapabilityAwareClient();
const manager = new AgentManager({
clients: { codex: client },
logger,
});
const snapshot = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
env: { CLAUDE_CODE_USE_BEDROCK: "1" },
});
expect(snapshot.config.modeId).toBeUndefined();
expect(client.resolveDefaultModeCalls).toBe(0);
});
test("createAgent forwards request env into the spawned provider process", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-env-test-"));
const client = new EnvProbeAgentClient();
const manager = new AgentManager({
clients: {
codex: client,
},
logger,
idFactory: () => "00000000-0000-4000-8000-00000000e001",
});
try {
await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{
env: {
CHUNK14_PROBE: "expected",
},
workspaceId: undefined,
},
);
await expect(client.probe).resolves.toEqual({
probe: "expected",
agentId: "00000000-0000-4000-8000-00000000e001",
});
} finally {
rmSync(workdir, { recursive: true, force: true });
}
});
test("normalizeConfig strips legacy 'default' model id", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const manager = new AgentManager({
clients: {
codex: new TestAgentClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000102",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
model: "default",
},
undefined,
{ workspaceId: undefined },
);
expect(snapshot.config.model).toBe("gpt-5.4");
expect(snapshot.config.modeId).toBeUndefined();
});
test("listDraftCommands returns no commands without guessing a missing model", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-draft-commands-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
class DraftCommandClient extends TestAgentClient {
fetchCatalogCalls = 0;
createSessionCalls = 0;
availabilityCalls = 0;
override async isAvailable(): Promise<boolean> {
this.availabilityCalls += 1;
return true;
}
override async fetchCatalog() {
this.fetchCatalogCalls += 1;
return await super.fetchCatalog();
}
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
this.createSessionCalls += 1;
return await super.createSession(config);
}
}
const client = new DraftCommandClient();
const manager = new AgentManager({
clients: {
codex: client,
},
registry: storage,
logger,
});
await expect(manager.listDraftCommands({ provider: "codex", cwd: workdir })).resolves.toEqual([]);
expect(client.fetchCatalogCalls).toBe(0);
expect(client.createSessionCalls).toBe(0);
expect(client.availabilityCalls).toBe(0);
});
test("listDraftCommands uses explicit model config without default model fetching", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-draft-commands-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const draftCommand: AgentSlashCommand = {
name: "review",
description: "Review changes",
argumentHint: "",
kind: "command",
};
class DraftCommandSession extends TestAgentSession {
override async listCommands(): Promise<AgentSlashCommand[]> {
return [draftCommand];
}
}
class DraftCommandClient extends TestAgentClient {
fetchCatalogCalls = 0;
createSessionCalls = 0;
readonly commandConfigs: AgentSessionConfig[] = [];
override async fetchCatalog() {
this.fetchCatalogCalls += 1;
return await super.fetchCatalog();
}
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
this.createSessionCalls += 1;
this.commandConfigs.push(config);
return new DraftCommandSession(config);
}
}
const client = new DraftCommandClient();
const manager = new AgentManager({
clients: {
codex: client,
},
registry: storage,
logger,
});
const commands = await manager.listDraftCommands({
provider: "codex",
cwd: workdir,
model: "gpt-5.4",
});
expect(commands).toEqual([draftCommand]);
expect(client.fetchCatalogCalls).toBe(0);
expect(client.createSessionCalls).toBe(1);
expect(client.commandConfigs).toEqual([
{
provider: "codex",
cwd: workdir,
model: "gpt-5.4",
},
]);
});
test("listDraftFeatures does not start a fallback session without a model", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-draft-features-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
class DraftFeatureClient extends TestAgentClient {
fetchCatalogCalls = 0;
createSessionCalls = 0;
availabilityCalls = 0;
override async isAvailable(): Promise<boolean> {
this.availabilityCalls += 1;
return true;
}
override async fetchCatalog() {
this.fetchCatalogCalls += 1;
return await super.fetchCatalog();
}
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
this.createSessionCalls += 1;
return await super.createSession(config);
}
}
const client = new DraftFeatureClient();
const manager = new AgentManager({
clients: {
codex: client,
},
registry: storage,
logger,
});
await expect(manager.listDraftFeatures({ provider: "codex", cwd: workdir })).resolves.toEqual([]);
expect(client.fetchCatalogCalls).toBe(0);
expect(client.createSessionCalls).toBe(0);
expect(client.availabilityCalls).toBe(0);
});
test("listDraftFeatures uses client feature listing without a model", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-draft-features-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const draftFeature = createFeature({ id: "auto_accept", label: "Auto Accept", value: false });
class DraftFeatureClient extends TestAgentClient {
fetchCatalogCalls = 0;
createSessionCalls = 0;
availabilityCalls = 0;
readonly featureConfigs: AgentSessionConfig[] = [];
override async isAvailable(): Promise<boolean> {
this.availabilityCalls += 1;
return true;
}
override async fetchCatalog() {
this.fetchCatalogCalls += 1;
return await super.fetchCatalog();
}
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
this.createSessionCalls += 1;
return await super.createSession(config);
}
async listFeatures(config: AgentSessionConfig): Promise<AgentFeature[]> {
this.featureConfigs.push(config);
return [draftFeature];
}
}
const client = new DraftFeatureClient();
const manager = new AgentManager({
clients: {
codex: client,
},
registry: storage,
logger,
});
await expect(manager.listDraftFeatures({ provider: "codex", cwd: workdir })).resolves.toEqual([
draftFeature,
]);
expect(client.fetchCatalogCalls).toBe(0);
expect(client.createSessionCalls).toBe(0);
expect(client.availabilityCalls).toBe(1);
expect(client.featureConfigs).toEqual([
{
provider: "codex",
cwd: workdir,
},
]);
});
test("listDraftFeatures uses explicit model config without default model fetching", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-draft-features-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const draftFeature = createFeature({ id: "fast_mode", label: "Fast mode", value: false });
class DraftFeatureClient extends TestAgentClient {
fetchCatalogCalls = 0;
createSessionCalls = 0;
readonly featureConfigs: AgentSessionConfig[] = [];
override async fetchCatalog() {
this.fetchCatalogCalls += 1;
return await super.fetchCatalog();
}
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
this.createSessionCalls += 1;
return await super.createSession(config);
}
async listFeatures(config: AgentSessionConfig): Promise<AgentFeature[]> {
this.featureConfigs.push(config);
return [draftFeature];
}
}
const client = new DraftFeatureClient();
const manager = new AgentManager({
clients: {
codex: client,
},
registry: storage,
logger,
});
const features = await manager.listDraftFeatures({
provider: "codex",
cwd: workdir,
model: "gpt-5.4",
});
expect(features).toEqual([draftFeature]);
expect(client.fetchCatalogCalls).toBe(0);
expect(client.createSessionCalls).toBe(0);
expect(client.featureConfigs).toEqual([
{
provider: "codex",
cwd: workdir,
model: "gpt-5.4",
},
]);
});
test("createAgent injects daemon append system prompt at runtime only", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const client = new TestAgentClient();
const manager = new AgentManager({
clients: {
codex: client,
},
registry: storage,
logger,
appendSystemPrompt: " Daemon instructions. ",
idFactory: () => "00000000-0000-4000-8000-000000000103",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
systemPrompt: "Agent instructions.",
},
undefined,
{ workspaceId: undefined },
);
const record = await storage.get(snapshot.id);
expect(client.createdConfigs[0]?.systemPrompt).toBe("Agent instructions.");
expect(client.createdConfigs[0]?.daemonAppendSystemPrompt).toBe("Daemon instructions.");
expect(snapshot.config).not.toHaveProperty("daemonAppendSystemPrompt");
expect(record?.config?.systemPrompt).toBe("Agent instructions.");
expect(record?.config).not.toHaveProperty("daemonAppendSystemPrompt");
});
test("daemon append system prompt is injected into Pi configs", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const client = new TestAgentClient();
const manager = new AgentManager({
clients: {
pi: client as unknown as AgentClient,
},
providerDefinitions: {
pi: { enabled: true },
},
registry: storage,
logger,
appendSystemPrompt: "Daemon instructions.",
idFactory: () => "00000000-0000-4000-8000-000000000104",
});
await manager.createAgent(
{
provider: "pi",
cwd: workdir,
systemPrompt: "Agent instructions.",
},
undefined,
{ workspaceId: undefined },
);
expect(client.createdConfigs[0]?.daemonAppendSystemPrompt).toBe("Daemon instructions.");
});
test("setAgentMode persists the selected mode across session reload", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
class ModeAwareSession implements AgentSession {
readonly provider = "codex" as const;
readonly capabilities = TEST_CAPABILITIES;
readonly id = randomUUID();
private currentMode: string | null;
constructor(private readonly config: AgentSessionConfig) {
this.currentMode = config.modeId ?? null;
}
async run(): Promise<AgentRunResult> {
return { sessionId: this.id, finalText: "", timeline: [] };
}
async startTurn(): Promise<{ turnId: string }> {
return { turnId: "turn-1" };
}
subscribe(): () => void {
return () => {};
}
async *streamHistory(): AsyncGenerator<AgentStreamEvent> {}
async getRuntimeInfo() {
return {
provider: this.provider,
sessionId: this.id,
model: this.config.model ?? null,
modeId: this.currentMode,
};
}
async getAvailableModes() {
return [];
}
async getCurrentMode() {
return this.currentMode;
}
async setMode(modeId: string): Promise<void> {
this.currentMode = modeId;
}
getPendingPermissions() {
return [];
}
async respondToPermission(): Promise<void> {}
describePersistence() {
return { provider: this.provider, sessionId: this.id };
}
async interrupt(): Promise<void> {}
async close(): Promise<void> {}
}
class ModeAwareClient implements AgentClient {
readonly provider = "codex" as const;
readonly capabilities = TEST_CAPABILITIES;
async isAvailable(): Promise<boolean> {
return true;
}
async createSession(config: AgentSessionConfig): Promise<AgentSession> {
return new ModeAwareSession(config);
}
async resumeSession(
_handle: AgentPersistenceHandle,
config?: Partial<AgentSessionConfig>,
): Promise<AgentSession> {
return new ModeAwareSession({
provider: "codex",
cwd: config?.cwd ?? workdir,
modeId: config?.modeId,
model: config?.model,
});
}
async fetchCatalog() {
return {
models: [{ provider: "codex", id: "gpt-5.4", label: "GPT-5.4", isDefault: true }],
modes: [],
};
}
}
const manager = new AgentManager({
clients: {
codex: new ModeAwareClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000301",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
modeId: "auto",
},
undefined,
{ workspaceId: undefined },
);
await manager.setAgentMode(snapshot.id, "full-access");
const beforeReload = manager.getAgent(snapshot.id);
expect(beforeReload?.config.modeId).toBe("full-access");
expect(beforeReload?.currentModeId).toBe("full-access");
const reloaded = await manager.reloadAgentSession(snapshot.id);
expect(reloaded.config.modeId).toBe("full-access");
expect(reloaded.currentModeId).toBe("full-access");
});
test("reload releases the original writer before resuming the same session", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-reload-writer-"));
const storage = new AgentStorage(join(workdir, "agents"), logger);
class ExclusiveWriterClient extends TestAgentClient {
current: CloseRecordingTestAgentSession | undefined;
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
this.current = new CloseRecordingTestAgentSession(config);
return this.current;
}
override async resumeSession(
handle: AgentPersistenceHandle,
config?: Partial<AgentSessionConfig>,
): Promise<AgentSession> {
if (this.current && !this.current.closed) {
throw new Error("thread already has an active writer");
}
this.current = new CloseRecordingTestAgentSession({
provider: "codex",
cwd: config?.cwd ?? workdir,
});
this.current.describePersistence = () => ({ provider: "codex", sessionId: handle.sessionId });
return this.current;
}
}
const client = new ExclusiveWriterClient();
const manager = new AgentManager({ clients: { codex: client }, registry: storage, logger });
try {
const created = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
for (let i = 0; i < 3; i++) {
const reloaded = await manager.reloadAgentSession(created.id, undefined, {
rehydrateFromDisk: true,
});
expect(reloaded.id).toBe(created.id);
expect(reloaded.persistence?.sessionId).toBe(created.persistence?.sessionId);
}
await manager.closeAgent(created.id);
} finally {
await client.current?.close();
await storage.flush();
rmSync(workdir, { recursive: true, force: true });
}
});
test("opening during reload waits for the replacement", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-reload-open-"));
const storage = new AgentStorage(join(workdir, "agents"), logger);
const client = new HeldReloadCloseClient();
const manager = new AgentManager({ clients: { codex: client }, registry: storage, logger });
try {
const created = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
const reloading = manager.reloadAgentSession(created.id);
await client.waitForCloseToStart();
let opened = false;
const opening = ensureAgentLoaded(created.id, {
agentManager: manager,
agentStorage: storage,
logger,
}).then((agent) => {
opened = true;
return agent;
});
await new Promise<void>((resolve) => setImmediate(resolve));
expect(opened).toBe(false);
client.finishClosing();
const replacement = await reloading;
expect((await opening).session).toBe(replacement.session);
await manager.closeAgent(created.id);
} finally {
client.finishClosing();
await storage.flush();
rmSync(workdir, { recursive: true, force: true });
}
});
test("closing during reload leaves the replacement closed", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-reload-close-race-"));
const storage = new AgentStorage(join(workdir, "agents"), logger);
const client = new HeldReloadCloseClient();
const manager = new AgentManager({ clients: { codex: client }, registry: storage, logger });
try {
const created = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
const reloading = manager.reloadAgentSession(created.id);
await client.waitForCloseToStart();
const closing = manager.closeAgent(created.id);
client.finishClosing();
await Promise.all([reloading, closing]);
expect(manager.getAgent(created.id)).toBeNull();
expect(client.replacementSessionClosed).toBe(true);
expect(await storage.get(created.id)).toMatchObject({ lastStatus: "closed" });
} finally {
client.finishClosing();
await storage.flush();
rmSync(workdir, { recursive: true, force: true });
}
});
test("retrying a timed-out reload waits for the original close to finish", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-reload-late-close-"));
const storage = new AgentStorage(join(workdir, "agents"), logger);
const client = new HeldReloadCloseClient();
const manager = new AgentManager({
clients: { codex: client },
registry: storage,
logger,
rescueTimeouts: { reloadSessionCloseMs: 10 },
});
try {
const created = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
await expect(manager.reloadAgentSession(created.id)).rejects.toThrow("Timed out closing");
expect(manager.getAgent(created.id)?.lifecycle).toBe("error");
const retry = manager.reloadAgentSession(created.id);
client.finishClosing();
expect((await retry).id).toBe(created.id);
expect(client.originalSessionClosed).toBe(true);
await manager.closeAgent(created.id);
} finally {
client.finishClosing();
await storage.flush();
rmSync(workdir, { recursive: true, force: true });
}
});
test("failed reload retains the closed agent for a later resume", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-reload-recovery-"));
const storage = new AgentStorage(join(workdir, "agents"), logger);
class FailingResumeClient extends TestAgentClient {
fail = true;
override async resumeSession(
handle: AgentPersistenceHandle,
config?: Partial<AgentSessionConfig>,
): Promise<AgentSession> {
if (this.fail) throw new Error("resume unavailable");
return super.resumeSession(handle, config);
}
}
const client = new FailingResumeClient();
const manager = new AgentManager({ clients: { codex: client }, registry: storage, logger });
try {
const created = await manager.createAgent(
{ provider: "codex", cwd: workdir, title: "Keep me" },
undefined,
{ workspaceId: undefined },
);
await expect(manager.reloadAgentSession(created.id)).rejects.toThrow("resume unavailable");
expect(manager.getAgent(created.id)).toBeNull();
expect(await storage.get(created.id)).toMatchObject({
lastStatus: "closed",
title: "Keep me",
persistence: created.persistence,
});
client.fail = false;
const recovered = await ensureAgentLoaded(created.id, {
agentManager: manager,
agentStorage: storage,
logger,
});
expect(recovered.id).toBe(created.id);
expect((await storage.get(created.id))?.title).toBe("Keep me");
await manager.closeAgent(created.id);
} finally {
await storage.flush();
rmSync(workdir, { recursive: true, force: true });
}
});
test.each(["hang", "reject"])(
"reload does not resume when the previous session close fails: %s",
async (failure) => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-reload-close-timeout-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
class HangingCloseSession extends TestAgentSession {
closeCalled = false;
override async close(): Promise<void> {
this.closeCalled = true;
if (failure === "reject") throw new Error("close rejected");
await new Promise(() => {});
}
}
class HangingCloseClient extends TestAgentClient {
readonly firstSession = new HangingCloseSession({
provider: "codex",
cwd: workdir,
});
resumeSessionCalls = 0;
override async createSession(): Promise<AgentSession> {
return this.firstSession;
}
override async resumeSession(
_handle: AgentPersistenceHandle,
config?: Partial<AgentSessionConfig>,
): Promise<AgentSession> {
this.resumeSessionCalls += 1;
return new TestAgentSession({
provider: "codex",
cwd: config?.cwd ?? workdir,
});
}
}
const client = new HangingCloseClient();
const manager = new AgentManager({
clients: {
codex: client,
},
registry: storage,
logger,
rescueTimeouts: { reloadSessionCloseMs: 10 },
idFactory: () => "00000000-0000-4000-8000-000000000302",
});
try {
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
);
for (let i = 0; i < 2; i++) {
await expect(manager.reloadAgentSession(snapshot.id)).rejects.toThrow(
failure === "hang" ? "Timed out closing previous session" : "close rejected",
);
}
expect(client.firstSession.closeCalled).toBe(true);
expect(client.resumeSessionCalls).toBe(0);
expect(manager.getAgent(snapshot.id)?.session).toBe(client.firstSession);
} finally {
await manager.flush();
await storage.flush();
rmSync(workdir, { recursive: true, force: true });
}
},
);
test("cancelAgentRun preserves running state when the provider interrupt hangs", async () => {
const fixture = await createControlledInterruptFixture({
name: "interrupt-timeout",
agentId: "00000000-0000-4000-8000-000000000303",
turnId: "hanging-interrupt-turn",
interrupt: async () => await new Promise(() => {}),
});
try {
const running = waitForAgentLifecycle(fixture.manager, fixture.agentId, "running");
fixture.session.pushEvent({
type: "turn_started",
provider: "codex",
turnId: "hanging-interrupt-turn",
});
await running;
await expect(fixture.manager.cancelAgentRun(fixture.agentId)).resolves.toEqual({
status: "refused",
});
expect(fixture.session.interruptCalled).toBe(true);
expect(fixture.manager.getAgent(fixture.agentId)?.lifecycle).toBe("running");
} finally {
await fixture.cleanup();
}
});
test("cancelAgentRun preserves the active turn when the provider rejects the interrupt", async () => {
const fixture = await createControlledInterruptFixture({
name: "interrupt-rejected",
agentId: "00000000-0000-4000-8000-000000000304",
turnId: "provider-still-active-turn",
interrupt: async () => {
throw new Error("A foreground turn is already active");
},
});
try {
await fixture.startForegroundRun();
await expect(fixture.manager.cancelAgentRun(fixture.agentId)).resolves.toEqual({
status: "refused",
});
expect(fixture.manager.getAgent(fixture.agentId)).toMatchObject({
lifecycle: "running",
activeForegroundTurnId: "provider-still-active-turn",
});
fixture.session.pushEvent({
type: "turn_completed",
provider: "codex",
turnId: "provider-still-active-turn",
});
} finally {
await fixture.cleanup();
}
});
test("cancelAgentRun succeeds when the foreground turn finishes before the provider rejects the interrupt", async () => {
let fixture!: ControlledInterruptFixture;
fixture = await createControlledInterruptFixture({
name: "interrupt-after-completion",
agentId: "00000000-0000-4000-8000-000000000305",
turnId: "naturally-completed-turn",
interrupt: async (session) => {
const settled = waitForAgentLifecycle(fixture.manager, fixture.agentId, "idle");
session.pushEvent({
type: "turn_completed",
provider: session.provider,
turnId: "naturally-completed-turn",
});
await settled;
throw new Error("turn already completed");
},
});
try {
await fixture.startForegroundRun();
await expect(fixture.manager.cancelAgentRun(fixture.agentId)).resolves.toEqual({
status: "settled",
});
expect(fixture.manager.getAgent(fixture.agentId)).toMatchObject({
lifecycle: "idle",
activeForegroundTurnId: null,
});
} finally {
await fixture.cleanup();
}
});
test("cancelAgentRun succeeds when the provider queues completion before rejecting the interrupt", async () => {
const fixture = await createControlledInterruptFixture({
name: "interrupt-queued-completion",
agentId: "00000000-0000-4000-8000-000000000306",
turnId: "queued-completion-turn",
interrupt: async (session) => {
session.pushEvent({
type: "turn_completed",
provider: session.provider,
turnId: "queued-completion-turn",
});
throw new Error("turn already completed");
},
});
try {
await fixture.startForegroundRun();
await expect(fixture.manager.cancelAgentRun(fixture.agentId)).resolves.toEqual({
status: "settled",
});
expect(fixture.manager.getAgent(fixture.agentId)).toMatchObject({
lifecycle: "idle",
activeForegroundTurnId: null,
});
} finally {
await fixture.cleanup();
}
});
test("listProviderAvailability uses registered client keys, including custom providers", async () => {
const customClient: AgentClient = {
provider: "zai",
capabilities: TEST_CAPABILITIES,
async isAvailable() {
return true;
},
async createSession() {
throw new Error("not implemented");
},
async resumeSession() {
throw new Error("not implemented");
},
};
const manager = new AgentManager({
clients: {
zai: customClient,
},
logger,
});
await expect(manager.listProviderAvailability()).resolves.toEqual([
{
provider: "zai",
available: true,
error: null,
},
]);
});
test("createAgent passes daemon launch env through the provider launch context", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
class CaptureClient extends TestAgentClient {
lastConfig: AgentSessionConfig | null = null;
lastLaunchContext: AgentLaunchContext | undefined;
override async createSession(
config: AgentSessionConfig,
launchContext?: AgentLaunchContext,
): Promise<AgentSession> {
this.lastConfig = config;
this.lastLaunchContext = launchContext;
return new TestAgentSession(config);
}
}
const client = new CaptureClient();
const manager = new AgentManager({
clients: {
codex: client,
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000103",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
);
expect(client.lastConfig).toEqual({
provider: "codex",
cwd: workdir,
model: "gpt-5.4",
});
expect(client.lastLaunchContext).toEqual({
agentId: snapshot.id,
env: {
PASEO_AGENT_ID: snapshot.id,
PASEO_AGENT_CWD: workdir,
},
});
});
test("createAgent passes persistSession to provider create options", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
class CaptureClient extends TestAgentClient {
lastCreateOptions: AgentCreateSessionOptions | undefined;
override async createSession(
config: AgentSessionConfig,
_launchContext?: AgentLaunchContext,
options?: AgentCreateSessionOptions,
): Promise<AgentSession> {
this.lastCreateOptions = options;
return new TestAgentSession(config);
}
}
const client = new CaptureClient();
const manager = new AgentManager({
clients: {
codex: client,
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000104",
});
await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ persistSession: false, workspaceId: undefined },
);
expect(client.lastCreateOptions).toEqual({ persistSession: false });
rmSync(workdir, { recursive: true, force: true });
});
test("createAgent persists workspaceId on the stored record and emits it in the snapshot", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const manager = new AgentManager({
clients: {
codex: new TestAgentClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-0000000000a1",
});
try {
const agent = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: "wks_owner" },
);
expect(agent.workspaceId).toBe("wks_owner");
expect(toAgentPayload(agent).workspaceId).toBe("wks_owner");
const record = await storage.get(agent.id);
expect(record?.workspaceId).toBe("wks_owner");
} finally {
rmSync(workdir, { recursive: true, force: true });
}
});
test("createAgent injects paseo MCP server only into provider launch config", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
class CaptureClient extends TestAgentClient {
lastConfig: AgentSessionConfig | null = null;
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
this.lastConfig = config;
return new McpCapableTestAgentSession(config);
}
}
const client = new CaptureClient();
const manager = new AgentManager({
clients: {
codex: client,
},
registry: storage,
logger,
mcpBaseUrl: "http://127.0.0.1:6767/mcp/agents",
idFactory: () => "00000000-0000-4000-8000-000000000103",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
mcpServers: {
custom: {
type: "stdio",
command: "custom-mcp",
},
},
},
undefined,
{ workspaceId: undefined },
);
expect(snapshot.config.mcpServers).toEqual({
custom: {
type: "stdio",
command: "custom-mcp",
},
});
expect(client.lastConfig?.mcpServers).toEqual({
paseo: {
type: "http",
url: `http://127.0.0.1:6767/mcp/agents?callerAgentId=${snapshot.id}`,
},
custom: {
type: "stdio",
command: "custom-mcp",
},
});
const stored = await storage.get(snapshot.id);
expect(stored?.config?.mcpServers).toEqual({
custom: {
type: "stdio",
command: "custom-mcp",
},
});
});
test("createAgent closes and rejects a provider session that cannot honor MCP servers", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storage = new AgentStorage(join(workdir, "agents"), logger);
let sessionClosed = false;
let promptStarted = false;
class UnsupportedMcpSession extends TestAgentSession {
override async run(): Promise<AgentRunResult> {
promptStarted = true;
return super.run();
}
override async startTurn(): Promise<{ turnId: string }> {
promptStarted = true;
return super.startTurn();
}
override async close(): Promise<void> {
sessionClosed = true;
}
}
class UnsupportedMcpClient extends TestAgentClient {
override readonly capabilities = {
...TEST_CAPABILITIES,
supportsMcpServers: true,
};
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
return new UnsupportedMcpSession(config);
}
}
const agentId = "00000000-0000-4000-8000-000000000107";
const manager = new AgentManager({
clients: { codex: new UnsupportedMcpClient() },
registry: storage,
logger,
idFactory: () => agentId,
});
try {
await expect(
manager.createAgent(
{
provider: "codex",
cwd: workdir,
mcpServers: {
hub: {
type: "http",
url: "http://127.0.0.1:3000/api/executions/test/mcp",
},
},
},
undefined,
{ workspaceId: undefined },
),
).rejects.toThrow("Provider 'codex' does not support MCP servers");
expect(sessionClosed).toBe(true);
expect(promptStarted).toBe(false);
expect(manager.getAgent(agentId)).toBeNull();
expect(await storage.get(agentId)).toBeNull();
} finally {
rmSync(workdir, { recursive: true, force: true });
}
});
test("resumeAgentFromPersistence closes and rejects a session that cannot honor external MCP", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storage = new AgentStorage(join(workdir, "agents"), logger);
const replacement = new CloseRecordingTestAgentSession({ provider: "codex", cwd: workdir });
class UnsupportedResumeClient extends TestAgentClient {
override async resumeSession(): Promise<AgentSession> {
return replacement;
}
}
const agentId = "00000000-0000-4000-8000-000000000108";
const manager = new AgentManager({
clients: { codex: new UnsupportedResumeClient() },
registry: storage,
logger,
});
const handle: AgentPersistenceHandle = {
provider: "codex",
sessionId: "persist-unsupported-mcp",
metadata: { cwd: workdir },
};
try {
await expect(
manager.resumeAgentFromPersistence(
handle,
{
cwd: workdir,
mcpServers: {
hub: { type: "http", url: "https://hub.test/mcp/executions/resume" },
},
},
agentId,
),
).rejects.toThrow("Provider 'codex' does not support MCP servers");
expect(replacement.closed).toBe(true);
expect(manager.getAgent(agentId)).toBeNull();
expect(await storage.get(agentId)).toBeNull();
} finally {
rmSync(workdir, { recursive: true, force: true });
}
});
test("reloadAgentSession preserves the live session when its replacement cannot honor external MCP", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const original = new CloseRecordingTestAgentSession({ provider: "codex", cwd: workdir });
const replacement = new CloseRecordingTestAgentSession({ provider: "codex", cwd: workdir });
class UnsupportedReloadClient extends TestAgentClient {
override async createSession(): Promise<AgentSession> {
return original;
}
override async resumeSession(): Promise<AgentSession> {
return replacement;
}
}
let paseoToolPolicy = { disabledTools: ["list_agents"] };
const manager = new AgentManager({
clients: { codex: new UnsupportedReloadClient() },
registry: new AgentStorage(join(workdir, "agents"), logger),
logger,
resolvePaseoToolPolicy: () => paseoToolPolicy,
});
try {
const created = await manager.createAgent(
{ provider: "codex", cwd: workdir },
"00000000-0000-4000-8000-000000000109",
{ workspaceId: undefined },
);
paseoToolPolicy = { disabledTools: ["create_agent"] };
await expect(
manager.reloadAgentSession(created.id, {
mcpServers: {
hub: { type: "http", url: "https://hub.test/mcp/executions/reload" },
},
}),
).rejects.toThrow("Provider 'codex' does not support MCP servers");
expect(replacement.closed).toBe(false);
expect(original.closed).toBe(false);
expect(manager.getAgent(created.id)?.session).toBe(original);
expect(manager.getAgent(created.id)?.lifecycle).toBe("idle");
expect(manager.getPaseoToolPolicy(created.id)).toEqual({
disabledTools: ["list_agents"],
});
} finally {
rmSync(workdir, { recursive: true, force: true });
}
});
test("createAgent passes native Paseo tools through launch context without internal MCP", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const paseoTools: PaseoToolCatalog = {
tools: new Map(),
getTool: () => undefined,
executeTool: async () => {
throw new Error("No tools registered in test catalog");
},
};
class NativeToolsClient extends TestAgentClient {
override readonly capabilities = {
...TEST_CAPABILITIES,
supportsMcpServers: true,
supportsNativePaseoTools: true,
};
lastConfig: AgentSessionConfig | null = null;
lastLaunchContext: AgentLaunchContext | undefined;
override async createSession(
config: AgentSessionConfig,
launchContext?: AgentLaunchContext,
): Promise<AgentSession> {
this.lastConfig = config;
this.lastLaunchContext = launchContext;
return new McpCapableTestAgentSession(config);
}
}
const client = new NativeToolsClient();
const manager = new AgentManager({
clients: {
codex: client,
},
registry: storage,
logger,
mcpBaseUrl: "http://127.0.0.1:6767/mcp/agents",
paseoToolCatalogFactory: () => paseoTools,
idFactory: () => "00000000-0000-4000-8000-000000000106",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
mcpServers: {
custom: {
type: "stdio",
command: "custom-mcp",
},
},
},
undefined,
{ workspaceId: undefined },
);
expect(client.lastLaunchContext?.paseoTools).toBe(paseoTools);
expect(client.lastConfig?.mcpServers).toEqual({
custom: {
type: "stdio",
command: "custom-mcp",
},
});
expect(snapshot.config.mcpServers).toEqual({
custom: {
type: "stdio",
command: "custom-mcp",
},
});
const stored = await storage.get(snapshot.id);
expect(stored?.config?.mcpServers).toEqual({
custom: {
type: "stdio",
command: "custom-mcp",
},
});
});
test("createAgent allows best-effort internal MCP when the provider session reports no support", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
class CaptureClient extends TestAgentClient {
lastConfig: AgentSessionConfig | null = null;
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
this.lastConfig = config;
return new TestAgentSession(config);
}
}
const client = new CaptureClient();
const manager = new AgentManager({
clients: {
codex: client,
},
registry: storage,
logger,
mcpBaseUrl: "http://127.0.0.1:6767/mcp/agents",
mcpAuthToken: "cap-token",
idFactory: () => "00000000-0000-4000-8000-000000000104",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
);
expect(manager.getMcpAuthToken()).toBe("cap-token");
expect(client.lastConfig?.mcpServers?.paseo).toEqual({
type: "http",
url: `http://127.0.0.1:6767/mcp/agents?callerAgentId=${snapshot.id}`,
headers: { Authorization: "Bearer cap-token" },
});
rmSync(workdir, { recursive: true, force: true });
});
test("uses each provider's current policy for new sessions and snapshots it by agent", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storage = new AgentStorage(join(workdir, "agents"), logger);
const policies = new Map<AgentProvider, { enabled?: boolean; disabledTools?: string[] }>([
["codex", { disabledTools: ["list_agents"] }],
["claude", { enabled: false }],
]);
class CaptureClient extends TestAgentClient {
override readonly capabilities = {
...TEST_CAPABILITIES,
supportsMcpServers: true,
supportsNativePaseoTools: true,
};
readonly launchContexts: AgentLaunchContext[] = [];
readonly configs: AgentSessionConfig[] = [];
override async createSession(
config: AgentSessionConfig,
launchContext?: AgentLaunchContext,
): Promise<AgentSession> {
this.configs.push(config);
if (launchContext) this.launchContexts.push(launchContext);
return new TestAgentSession(config);
}
}
const codex = new CaptureClient("codex");
const claude = new CaptureClient("claude");
const policyInputs: Array<{ callerAgentId?: string; paseoToolPolicy?: unknown }> = [];
const paseoTools: PaseoToolCatalog = {
tools: new Map(),
getTool: () => undefined,
executeTool: async () => {
throw new Error("No tools registered in test catalog");
},
};
const manager = new AgentManager({
clients: { codex, claude },
registry: storage,
logger,
mcpBaseUrl: "http://127.0.0.1:6767/mcp/agents",
resolvePaseoToolPolicy: (provider) => policies.get(provider),
paseoToolCatalogFactory: async (context) => {
policyInputs.push(context);
return paseoTools;
},
});
const codexAgent = await manager.createAgent(
{ provider: "codex", cwd: workdir },
"00000000-0000-4000-8000-000000000107",
{ workspaceId: undefined },
);
const claudeAgent = await manager.createAgent(
{ provider: "claude", cwd: workdir },
"00000000-0000-4000-8000-000000000108",
{ workspaceId: undefined },
);
expect(policyInputs).toEqual([
{ callerAgentId: codexAgent.id, paseoToolPolicy: { disabledTools: ["list_agents"] } },
]);
expect(codex.launchContexts[0]?.paseoTools).toBe(paseoTools);
expect(claude.launchContexts[0]?.paseoTools).toBeUndefined();
expect(codex.configs[0]?.mcpServers?.paseo).toBeUndefined();
expect(claude.configs[0]?.mcpServers).toBeUndefined();
expect(manager.getPaseoToolPolicy(codexAgent.id)).toEqual({
disabledTools: ["list_agents"],
});
expect(manager.getPaseoToolPolicy(claudeAgent.id)).toEqual({ enabled: false });
policies.set("codex", { disabledTools: ["create_agent"] });
const nextCodexAgent = await manager.createAgent(
{ provider: "codex", cwd: workdir },
"00000000-0000-4000-8000-000000000111",
{ workspaceId: undefined },
);
expect(manager.getPaseoToolPolicy(codexAgent.id)).toEqual({
disabledTools: ["list_agents"],
});
expect(manager.getPaseoToolPolicy(nextCodexAgent.id)).toEqual({
disabledTools: ["create_agent"],
});
expect(policyInputs).toEqual([
{ callerAgentId: codexAgent.id, paseoToolPolicy: { disabledTools: ["list_agents"] } },
{
callerAgentId: nextCodexAgent.id,
paseoToolPolicy: { disabledTools: ["create_agent"] },
},
]);
await manager.archiveAgent(claudeAgent.id);
expect(manager.getPaseoToolPolicy(claudeAgent.id)).toBeUndefined();
rmSync(workdir, { recursive: true, force: true });
});
test("keeps the global Paseo-tools gate outside provider policy and MCP injection", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storage = new AgentStorage(join(workdir, "agents"), logger);
class McpClient extends TestAgentClient {
override readonly capabilities = {
...TEST_CAPABILITIES,
supportsMcpServers: true,
};
lastConfig: AgentSessionConfig | null = null;
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
this.lastConfig = config;
return new TestAgentSession(config);
}
}
const enabledClient = new McpClient();
const enabledManager = new AgentManager({
clients: { codex: enabledClient },
registry: storage,
logger,
mcpBaseUrl: "http://127.0.0.1:6767/mcp/agents",
resolvePaseoToolPolicy: () => ({ disabledTools: ["list_agents"] }),
});
const enabledAgent = await enabledManager.createAgent(
{ provider: "codex", cwd: workdir },
"00000000-0000-4000-8000-000000000109",
{ workspaceId: undefined },
);
expect(enabledClient.lastConfig?.mcpServers?.paseo).toEqual({
type: "http",
url: `http://127.0.0.1:6767/mcp/agents?callerAgentId=${enabledAgent.id}`,
});
const disabledClient = new McpClient();
let catalogFactoryCalls = 0;
const disabledManager = new AgentManager({
clients: { codex: disabledClient },
registry: storage,
logger,
mcpBaseUrl: "http://127.0.0.1:6767/mcp/agents",
paseoToolsEnabled: false,
resolvePaseoToolPolicy: () => ({ enabled: true }),
paseoToolCatalogFactory: () => {
catalogFactoryCalls += 1;
return paseoTools;
},
});
const disabledAgent = await disabledManager.createAgent(
{ provider: "codex", cwd: workdir },
"00000000-0000-4000-8000-000000000110",
{ workspaceId: undefined },
);
expect(disabledClient.lastConfig?.mcpServers).toBeUndefined();
expect(catalogFactoryCalls).toBe(0);
expect(disabledManager.getPaseoToolPolicy(disabledAgent.id)).toEqual({ enabled: false });
rmSync(workdir, { recursive: true, force: true });
});
test("resumeAgentFromPersistence replaces stored internal paseo MCP with current runtime URL", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const client = new McpCapableTestAgentClient();
const manager = new AgentManager({
clients: {
codex: client,
},
registry: storage,
logger,
mcpBaseUrl: "http://127.0.0.1:6768/mcp/agents",
idFactory: () => "00000000-0000-4000-8000-000000000105",
});
const handle: AgentPersistenceHandle = {
provider: "codex",
sessionId: "session-123",
metadata: {
cwd: workdir,
},
};
const snapshot = await manager.resumeAgentFromPersistence(handle, {
cwd: workdir,
mcpServers: {
paseo: {
type: "http",
url: "http://127.0.0.1:6767/mcp/agents?callerAgentId=stale-agent",
},
custom: {
type: "stdio",
command: "custom-mcp",
},
},
});
expect(client.resumeOverrides[0]?.mcpServers).toEqual({
paseo: {
type: "http",
url: `http://127.0.0.1:6768/mcp/agents?callerAgentId=${snapshot.id}`,
},
custom: {
type: "stdio",
command: "custom-mcp",
},
});
expect(snapshot.config.mcpServers).toEqual({
custom: {
type: "stdio",
command: "custom-mcp",
},
});
});
test("resumeAgentFromPersistence drops stored internal paseo MCP when runtime injection is disabled", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const client = new TestAgentClient();
const manager = new AgentManager({
clients: {
codex: client,
},
registry: storage,
logger,
});
const handle: AgentPersistenceHandle = {
provider: "codex",
sessionId: "session-123",
metadata: {
cwd: workdir,
},
};
const snapshot = await manager.resumeAgentFromPersistence(handle, {
cwd: workdir,
mcpServers: {
paseo: {
type: "http",
url: "http://127.0.0.1:6767/mcp/agents?callerAgentId=stale-agent",
},
},
});
expect(client.resumeOverrides[0]?.mcpServers).toBeUndefined();
expect(snapshot.config.mcpServers).toBeUndefined();
});
test("createAgent preserves a user-provided paseo MCP config", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
class CaptureClient extends TestAgentClient {
lastConfig: AgentSessionConfig | null = null;
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
this.lastConfig = config;
return new McpCapableTestAgentSession(config);
}
}
const client = new CaptureClient();
const manager = new AgentManager({
clients: {
codex: client,
},
registry: storage,
logger,
mcpBaseUrl: "http://127.0.0.1:6767/mcp/agents",
idFactory: () => "00000000-0000-4000-8000-000000000104",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
mcpServers: {
paseo: {
type: "http",
url: "https://example.com/custom-paseo",
},
},
},
undefined,
{ workspaceId: undefined },
);
expect(snapshot.config.mcpServers).toEqual({
paseo: {
type: "http",
url: "https://example.com/custom-paseo",
},
});
expect(client.lastConfig?.mcpServers).toEqual(snapshot.config.mcpServers);
});
test("createAgent fails when cwd does not exist", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const manager = new AgentManager({
clients: {
codex: new TestAgentClient(),
},
registry: storage,
logger,
});
await expect(
manager.createAgent(
{
provider: "codex",
cwd: join(workdir, "does-not-exist"),
},
undefined,
{ workspaceId: undefined },
),
).rejects.toThrow("Working directory does not exist");
});
test("createAgent reports configured providers when provider is unknown", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const manager = new AgentManager({
clients: {
codex: new TestAgentClient(),
},
registry: storage,
logger,
});
await expect(
manager.createAgent(
{
provider: "missing-provider",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
),
).rejects.toThrow("Unknown provider 'missing-provider'. Configured providers: codex.");
});
test("createAgent reports available providers when selected provider is unavailable", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
class UnavailableCodexClient extends TestAgentClient {
override async isAvailable(): Promise<boolean> {
return false;
}
}
const manager = new AgentManager({
clients: {
codex: new UnavailableCodexClient(),
claude: new TestAgentClient(),
},
registry: storage,
logger,
});
await expect(
manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
),
).rejects.toThrow(
"Provider 'codex' is not available. Available providers: claude. Use one of those providers, or install/configure 'codex'.",
);
});
test("createAgent rejects a disabled provider without creating a session", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
class DisabledCodexClient extends TestAgentClient {
createSessionCalls = 0;
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
this.createSessionCalls += 1;
return await super.createSession(config);
}
}
const disabledClient = new DisabledCodexClient();
const providerDefinitions = {
codex: {
enabled: false,
},
} satisfies Partial<Record<AgentProvider, Pick<ProviderDefinition, "enabled">>>;
const manager = new AgentManager({
clients: {
codex: disabledClient,
},
providerDefinitions,
registry: storage,
logger,
});
await expect(
manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
),
).rejects.toThrow("Provider 'codex' is disabled");
expect(disabledClient.createSessionCalls).toBe(0);
expect(await storage.list()).toHaveLength(0);
});
test("updateProviderRegistry re-enables a previously disabled provider", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const client = new TestAgentClient();
const manager = new AgentManager({
clients: { codex: client },
providerDefinitions: {
codex: { enabled: false },
},
registry: storage,
logger,
});
await expect(
manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
}),
).rejects.toThrow("Provider 'codex' is disabled");
manager.updateProviderRegistry({
providerDefinitions: { codex: { enabled: true } },
clients: { codex: client },
});
const snapshot = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
expect(snapshot.config.provider).toBe("codex");
});
test("updateProviderRegistry disables a previously enabled provider", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const client = new TestAgentClient();
const manager = new AgentManager({
clients: { codex: client },
providerDefinitions: {
codex: { enabled: true },
},
registry: storage,
logger,
});
manager.updateProviderRegistry({
providerDefinitions: { codex: { enabled: false } },
clients: { codex: client },
});
await expect(
manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
}),
).rejects.toThrow("Provider 'codex' is disabled");
});
test("updateProviderRegistry registers a previously unknown provider", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const manager = new AgentManager({
clients: {},
providerDefinitions: {},
registry: storage,
logger,
});
expect(manager.getRegisteredProviderIds()).not.toContain("codex");
manager.updateProviderRegistry({
providerDefinitions: { codex: { enabled: true } },
clients: { codex: new TestAgentClient() },
});
expect(manager.getRegisteredProviderIds()).toContain("codex");
const snapshot = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
expect(snapshot.config.provider).toBe("codex");
});
test("updateProviderRegistry removes providers omitted from the next registry", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const removedProvider = "zai-claude" as AgentProvider;
class RemovedProviderClient extends TestAgentClient {
createSessionCalls = 0;
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
this.createSessionCalls += 1;
return await super.createSession(config);
}
}
const removedClient = new RemovedProviderClient();
const manager = new AgentManager({
clients: { codex: new TestAgentClient(), [removedProvider]: removedClient },
providerDefinitions: {
codex: { enabled: true },
[removedProvider]: { enabled: true },
},
registry: storage,
logger,
});
expect(manager.getRegisteredProviderIds()).toContain(removedProvider);
manager.updateProviderRegistry({
providerDefinitions: { codex: { enabled: true } },
clients: { codex: new TestAgentClient() },
});
expect(manager.getRegisteredProviderIds()).not.toContain(removedProvider);
await expect(
manager.createAgent({ provider: removedProvider, cwd: workdir }, undefined, {
workspaceId: undefined,
}),
).rejects.toThrow("Unknown provider 'zai-claude'");
expect(removedClient.createSessionCalls).toBe(0);
});
test("retires loaded agents when their plugin provider is replaced", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-plugin-provider-reload-"));
const storage = new AgentStorage(join(workdir, "agents"), logger);
const provider = "plugin-provider";
class OriginalPluginClient extends TestAgentClient {
session: CloseRecordingTestAgentSession | null = null;
constructor() {
super(provider);
}
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
const session = new CloseRecordingTestAgentSession(config);
session.describePersistence = () => ({
provider,
sessionId: "plugin-session",
});
this.session = session;
return session;
}
}
const original = new OriginalPluginClient();
const replacement = new TestAgentClient(provider);
const manager = new AgentManager({
clients: { [provider]: original },
providerDefinitions: { [provider]: { enabled: true } },
registry: storage,
logger,
});
const created = await manager.createAgent({ provider, cwd: workdir }, undefined, {
workspaceId: undefined,
});
try {
manager.updateProviderRegistry({
providerDefinitions: { [provider]: { enabled: true } },
clients: { [provider]: replacement },
retiredProviders: [provider],
});
await manager.waitForAgentClose(created.id);
expect(original.session?.closed).toBe(true);
expect(manager.getAgent(created.id)).toBeNull();
const resumed = await ensureAgentLoaded(created.id, {
agentManager: manager,
agentStorage: storage,
logger,
});
expect(resumed.id).toBe(created.id);
expect(replacement.resumeOverrides).toEqual([
expect.objectContaining({ cwd: workdir, provider }),
]);
} finally {
await manager.closeAgent(created.id).catch(() => undefined);
await manager.flush().catch(() => undefined);
await storage.flush().catch(() => undefined);
rmSync(workdir, { recursive: true, force: true });
}
});
test("a prompt after provider replacement reopens the stale session", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-stale-prompt-"));
const storage = new AgentStorage(join(workdir, "agents"), logger);
const provider = "plugin-provider";
class StalePluginSession extends CloseRecordingTestAgentSession {
override async startTurn(): Promise<{ turnId: string }> {
throw new StaleProviderSessionError("stale-bridge");
}
}
class StalePluginClient extends TestAgentClient {
constructor() {
super(provider);
}
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
const session = new StalePluginSession(config);
session.describePersistence = () => ({
provider,
sessionId: "plugin-session",
});
return session;
}
}
const staleClient = new StalePluginClient();
const replacement = new ResumeTrackingTestAgentClient(provider);
const manager = new AgentManager({
clients: { [provider]: staleClient },
providerDefinitions: { [provider]: { enabled: true } },
registry: storage,
logger,
});
const created = await manager.createAgent({ provider, cwd: workdir }, undefined, {
workspaceId: undefined,
});
try {
manager.updateProviderRegistry({
providerDefinitions: { [provider]: { enabled: true } },
clients: { [provider]: replacement },
});
const dispatch = await startAgentRun(manager, created.id, "continue after reload", logger);
expect(dispatch.disposition).toBe("turn_started");
await replacement.waitForRetryStart();
const result = await manager.waitForAgentEvent(created.id);
expect(result.status).toBe("idle");
expect(replacement.resumeOverrides).toHaveLength(1);
} finally {
await manager.closeAgent(created.id).catch(() => undefined);
await manager.flush().catch(() => undefined);
await storage.flush().catch(() => undefined);
rmSync(workdir, { recursive: true, force: true });
}
});
test("a replacement prompt recovers when the retired session fails to start", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-stale-replacement-"));
const storage = new AgentStorage(join(workdir, "agents"), logger);
const provider = "plugin-provider";
class StaleReplacementSession extends TestAgentSession {
private starts = 0;
override async startTurn(): Promise<{ turnId: string }> {
this.starts += 1;
if (this.starts > 1) throw new StaleProviderSessionError("stale-bridge");
return { turnId: "initial-turn" };
}
override async interrupt(): Promise<void> {
if (this.starts > 1) throw new StaleProviderSessionError("stale-bridge");
this.pushEvent({
type: "turn_canceled",
provider: this.provider,
turnId: "initial-turn",
});
}
}
class StaleReplacementClient extends TestAgentClient {
constructor() {
super(provider);
}
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
const session = new StaleReplacementSession(config);
session.describePersistence = () => ({ provider, sessionId: "plugin-session" });
return session;
}
}
const replacement = new ResumeTrackingTestAgentClient(provider);
const manager = new AgentManager({
clients: { [provider]: new StaleReplacementClient() },
providerDefinitions: { [provider]: { enabled: true } },
registry: storage,
logger,
rescueTimeouts: { interruptSessionMs: 20 },
});
const created = await manager.createAgent({ provider, cwd: workdir }, undefined, {
workspaceId: undefined,
});
try {
const initial = manager.streamAgent(created.id, "initial");
void drainAsyncGenerator(initial);
await manager.waitForAgentRunStart(created.id);
manager.updateProviderRegistry({
providerDefinitions: { [provider]: { enabled: true } },
clients: { [provider]: replacement },
});
const dispatch = await startAgentRun(manager, created.id, "replacement", logger, {
replaceRunning: true,
});
expect(dispatch.disposition).toBe("turn_started");
await replacement.waitForRetryStart();
const result = await manager.waitForAgentEvent(created.id);
expect(result.status).toBe("idle");
expect(replacement.resumeOverrides).toHaveLength(1);
} finally {
await manager.closeAgent(created.id).catch(() => undefined);
await manager.flush().catch(() => undefined);
await storage.flush().catch(() => undefined);
rmSync(workdir, { recursive: true, force: true });
}
});
test("createAgent passes explicit model strings through to the provider", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
class CaptureModelClient extends TestAgentClient {
lastConfig: AgentSessionConfig | null = null;
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
this.lastConfig = config;
return new TestAgentSession(config);
}
}
const client = new CaptureModelClient();
const manager = new AgentManager({
clients: {
codex: client,
},
registry: storage,
logger,
});
await manager.createAgent(
{
provider: "codex",
cwd: workdir,
model: "not-a-real-model",
},
undefined,
{ workspaceId: undefined },
);
expect(client.lastConfig?.model).toBe("not-a-real-model");
});
test("resumeAgentFromPersistence keeps metadata config, applies overrides, and passes launch env", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-resume-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
class ResumeCaptureClient implements AgentClient {
readonly provider = "codex" as const;
readonly capabilities = {
...TEST_CAPABILITIES,
supportsMcpServers: true,
};
lastResumeOverrides: Partial<AgentSessionConfig> | undefined;
lastResumeLaunchContext: AgentLaunchContext | undefined;
async isAvailable(): Promise<boolean> {
return true;
}
async createSession(config: AgentSessionConfig): Promise<AgentSession> {
return new TestAgentSession(config);
}
async fetchCatalog() {
return {
models: [
{
provider: "codex",
id: "gpt-5.4",
label: "GPT-5.4",
isDefault: true,
},
],
modes: [],
};
}
async resumeSession(
handle: AgentPersistenceHandle,
overrides?: Partial<AgentSessionConfig>,
launchContext?: AgentLaunchContext,
): Promise<AgentSession> {
this.lastResumeOverrides = overrides;
this.lastResumeLaunchContext = launchContext;
const metadata = (handle.metadata ?? {}) as Partial<AgentSessionConfig>;
const merged: AgentSessionConfig = {
...metadata,
...overrides,
provider: "codex",
cwd: overrides?.cwd ?? metadata.cwd ?? process.cwd(),
};
return new McpCapableTestAgentSession(merged);
}
}
const client = new ResumeCaptureClient();
const manager = new AgentManager({
clients: {
codex: client,
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000106",
});
const handle: AgentPersistenceHandle = {
provider: "codex",
sessionId: "resume-session-1",
metadata: {
provider: "codex",
cwd: workdir,
systemPrompt: "old prompt",
mcpServers: {
legacy: {
type: "stdio",
command: "legacy-bridge",
args: ["/tmp/legacy.sock"],
},
},
},
};
const resumed = await manager.resumeAgentFromPersistence(handle, {
cwd: workdir,
systemPrompt: "new prompt",
mcpServers: {
paseo: {
type: "stdio",
command: "node",
args: ["/tmp/mcp-bridge.mjs", "--socket", "/tmp/paseo.sock"],
},
},
});
expect(resumed.config.systemPrompt).toBe("new prompt");
expect(resumed.config.mcpServers).toEqual({
paseo: {
type: "stdio",
command: "node",
args: ["/tmp/mcp-bridge.mjs", "--socket", "/tmp/paseo.sock"],
},
});
expect(client.lastResumeOverrides).toMatchObject({
model: "gpt-5.4",
systemPrompt: "new prompt",
mcpServers: {
paseo: {
type: "stdio",
command: "node",
args: ["/tmp/mcp-bridge.mjs", "--socket", "/tmp/paseo.sock"],
},
},
});
expect(client.lastResumeOverrides).not.toHaveProperty("modeId");
expect(client.lastResumeLaunchContext).toEqual({
agentId: resumed.id,
env: {
PASEO_AGENT_ID: resumed.id,
PASEO_AGENT_CWD: workdir,
},
});
});
test("importProviderSession imports the selected session without listing and publishes ready state", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-import-session-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const session = new TestAgentSession({ provider: "codex", cwd: workdir });
const events: AgentManagerEvent[] = [];
class ImportClient extends TestAgentClient {
listCalls = 0;
importInput: unknown = null;
importLaunchContext: AgentLaunchContext | undefined;
async listImportableSessions() {
this.listCalls += 1;
return [];
}
async importSession(input: ImportProviderSessionInput, context: ImportProviderSessionContext) {
this.importInput = input;
this.importLaunchContext = context.launchContext;
return {
session,
config: { provider: "codex" as const, cwd: workdir },
persistence: {
provider: "codex" as const,
sessionId: input.providerHandleId,
nativeHandle: input.providerHandleId,
metadata: { provider: "codex", cwd: workdir },
},
timeline: [
{
item: { type: "user_message" as const, text: "Trace provider imports" },
timestamp: "2026-01-02T00:00:00.000Z",
},
{
item: { type: "assistant_message" as const, text: "Done" },
timestamp: "2026-01-02T00:00:01.000Z",
},
{
item: {
type: "tool_call" as const,
callId: "large-shell-result",
name: "shell",
status: "completed" as const,
error: null,
detail: {
type: "shell" as const,
command: "print output",
output: "x".repeat(1024 * 1024),
exitCode: 0,
},
},
timestamp: "2026-01-02T00:00:02.000Z",
},
],
providerSubagentEvents: [
{
type: "provider_subagent" as const,
provider: "codex" as const,
event: {
type: "upsert" as const,
id: "thread-child",
title: "Imported child",
status: "completed" as const,
},
},
{
type: "provider_subagent" as const,
provider: "codex" as const,
event: {
type: "timeline" as const,
id: "thread-child",
item: { type: "assistant_message" as const, text: "Child result" },
},
},
],
};
}
}
const client = new ImportClient();
const manager = new AgentManager({
clients: {
codex: client,
},
registry: storage,
logger,
});
manager.subscribe((event) => events.push(event), { replayState: false });
const imported = await manager.importProviderSession({
provider: "codex",
providerHandleId: "thread-selected",
cwd: workdir,
workspaceId: "ws-imported",
});
expect(client.listCalls).toBe(0);
expect(client.importInput).toEqual({ providerHandleId: "thread-selected", cwd: workdir });
expect(client.importLaunchContext).toEqual({
agentId: imported.id,
env: {
PASEO_AGENT_ID: imported.id,
PASEO_AGENT_CWD: workdir,
},
});
expect(imported.lifecycle).toBe("idle");
expect(imported.historyPrimed).toBe(true);
expect(manager.getTimeline(imported.id)).toEqual([
{ type: "user_message", text: "Trace provider imports" },
{ type: "assistant_message", text: "Done" },
{
type: "tool_call",
callId: "large-shell-result",
name: "shell",
status: "completed",
error: null,
detail: {
type: "shell",
command: "print output",
output: "x".repeat(64 * 1024),
exitCode: 0,
},
},
]);
expect(manager.listProviderSubagents(imported.id)).toEqual([
expect.objectContaining({ id: "thread-child", title: "Imported child", status: "completed" }),
]);
expect(manager.fetchProviderSubagentTimeline(imported.id, "thread-child").rows).toEqual([
expect.objectContaining({ item: { type: "assistant_message", text: "Child result" } }),
]);
expect(events).toHaveLength(3);
expect(events[0]).toMatchObject({
type: "agent_state",
agent: {
id: imported.id,
lifecycle: "idle",
persistence: { nativeHandle: "thread-selected" },
},
});
expect((await storage.get(imported.id))?.title).toBe("Trace provider imports");
});
test("reloadAgentSession passes daemon launch env through the provider launch context", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-reload-context-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
class ReloadCaptureClient implements AgentClient {
readonly provider = "codex" as const;
readonly capabilities = TEST_CAPABILITIES;
lastCreateLaunchContext: AgentLaunchContext | undefined;
lastResumeLaunchContext: AgentLaunchContext | undefined;
async isAvailable(): Promise<boolean> {
return true;
}
async createSession(
config: AgentSessionConfig,
launchContext?: AgentLaunchContext,
): Promise<AgentSession> {
this.lastCreateLaunchContext = launchContext;
return new TestAgentSession(config);
}
async resumeSession(
handle: AgentPersistenceHandle,
overrides?: Partial<AgentSessionConfig>,
launchContext?: AgentLaunchContext,
): Promise<AgentSession> {
this.lastResumeLaunchContext = launchContext;
const metadata = (handle.metadata ?? {}) as Partial<AgentSessionConfig>;
const merged: AgentSessionConfig = {
...metadata,
...overrides,
provider: "codex",
cwd: overrides?.cwd ?? metadata.cwd ?? process.cwd(),
};
return new TestAgentSession(merged);
}
}
const client = new ReloadCaptureClient();
const manager = new AgentManager({
clients: {
codex: client,
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000108",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
);
expect(client.lastCreateLaunchContext).toEqual({
agentId: snapshot.id,
env: {
PASEO_AGENT_ID: snapshot.id,
PASEO_AGENT_CWD: workdir,
},
});
await manager.reloadAgentSession(snapshot.id, {
systemPrompt: "reloaded prompt",
});
expect(client.lastResumeLaunchContext).toEqual({
agentId: snapshot.id,
env: {
PASEO_AGENT_ID: snapshot.id,
PASEO_AGENT_CWD: workdir,
},
});
});
test("reloadAgentSession preserves timeline and does not force history replay", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-reload-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
class HistoryProbeSession extends TestAgentSession {
constructor(
config: AgentSessionConfig,
private readonly historyText: string | null,
) {
super(config);
}
async *streamHistory(): AsyncGenerator<AgentStreamEvent> {
if (!this.historyText) {
return;
}
yield {
type: "timeline",
provider: this.provider,
item: { type: "assistant_message", text: this.historyText },
};
}
}
class HistoryProbeClient implements AgentClient {
readonly provider = "codex" as const;
readonly capabilities = TEST_CAPABILITIES;
async isAvailable(): Promise<boolean> {
return true;
}
async createSession(config: AgentSessionConfig): Promise<AgentSession> {
return new HistoryProbeSession(config, null);
}
async resumeSession(
handle: AgentPersistenceHandle,
overrides?: Partial<AgentSessionConfig>,
): Promise<AgentSession> {
const metadata = (handle.metadata ?? {}) as Partial<AgentSessionConfig>;
const merged: AgentSessionConfig = {
...metadata,
...overrides,
provider: "codex",
cwd: overrides?.cwd ?? metadata.cwd ?? process.cwd(),
};
return new HistoryProbeSession(merged, "history replay from provider");
}
}
const manager = new AgentManager({
clients: {
codex: new HistoryProbeClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000113",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
);
await manager.appendTimelineItem(snapshot.id, {
type: "assistant_message",
text: "keep this timeline in memory",
});
await manager.hydrateTimelineFromProvider(snapshot.id);
const beforeReload = manager.getTimeline(snapshot.id);
expect(beforeReload).toHaveLength(1);
await manager.reloadAgentSession(snapshot.id, {
systemPrompt: "reloaded prompt",
});
const afterReload = manager.getTimeline(snapshot.id);
expect(afterReload).toEqual(beforeReload);
// If reload resets historyPrimed, this would replay provider history and append another item.
await manager.hydrateTimelineFromProvider(snapshot.id);
const afterHydrate = manager.getTimeline(snapshot.id);
expect(afterHydrate).toEqual(beforeReload);
});
test("reloadAgentSession clears provider children before rehydrating from disk", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-provider-child-reload-"));
const storage = new AgentStorage(join(workdir, "agents"), logger);
let activeSession: TestAgentSession | null = null;
class ProviderChildClient extends TestAgentClient {
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
activeSession = new TestAgentSession(config);
return activeSession;
}
override async resumeSession(
_handle: AgentPersistenceHandle,
config?: Partial<AgentSessionConfig>,
): Promise<AgentSession> {
return new TestAgentSession({
provider: "codex",
cwd: config?.cwd ?? workdir,
});
}
}
const manager = new AgentManager({
clients: { codex: new ProviderChildClient() },
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000116",
});
const snapshot = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
activeSession?.pushEvent({
type: "provider_subagent",
provider: "codex",
event: { type: "upsert", id: "stale-child", title: "Stale child", status: "running" },
});
await vi.waitFor(() => expect(manager.listProviderSubagents(snapshot.id)).toHaveLength(1));
await manager.reloadAgentSession(snapshot.id, undefined, { rehydrateFromDisk: true });
expect(manager.listProviderSubagents(snapshot.id)).toEqual([]);
});
test("reloadAgentSession terminalizes running provider children when preserving history", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-provider-child-hot-reload-"));
const storage = new AgentStorage(join(workdir, "agents"), logger);
let activeSession: TestAgentSession | null = null;
class ProviderChildClient extends TestAgentClient {
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
activeSession = new TestAgentSession(config);
return activeSession;
}
override async resumeSession(
_handle: AgentPersistenceHandle,
config?: Partial<AgentSessionConfig>,
): Promise<AgentSession> {
return new TestAgentSession({
provider: "codex",
cwd: config?.cwd ?? workdir,
});
}
}
const manager = new AgentManager({
clients: { codex: new ProviderChildClient() },
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000119",
});
const snapshot = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
activeSession?.pushEvent({
type: "provider_subagent",
provider: "codex",
event: { type: "upsert", id: "running-child", title: "Running child", status: "running" },
});
await vi.waitFor(() => expect(manager.listProviderSubagents(snapshot.id)).toHaveLength(1));
await manager.reloadAgentSession(snapshot.id);
expect(manager.listProviderSubagents(snapshot.id)).toEqual([
expect.objectContaining({ id: "running-child", status: "canceled" }),
]);
});
test("hydrateTimelineFromProvider restores and broadcasts provider children from session history", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-provider-child-history-"));
const storage = new AgentStorage(join(workdir, "agents"), logger);
class ProviderChildHistorySession extends TestAgentSession {
override async *streamHistory(): AsyncGenerator<AgentStreamEvent> {
yield {
type: "provider_subagent",
provider: "codex",
event: {
type: "upsert",
id: "restored-child",
title: "Restored child",
status: "completed",
},
};
}
}
class ProviderChildHistoryClient extends TestAgentClient {
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
return new ProviderChildHistorySession(config);
}
}
const manager = new AgentManager({
clients: { codex: new ProviderChildHistoryClient() },
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000117",
});
const snapshot = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
const events: AgentManagerEvent[] = [];
manager.subscribe((event) => events.push(event), {
agentId: snapshot.id,
replayState: false,
});
await manager.hydrateTimelineFromProvider(snapshot.id, { force: true, broadcast: true });
expect(manager.listProviderSubagents(snapshot.id)).toEqual([
expect.objectContaining({
id: "restored-child",
parentAgentId: snapshot.id,
title: "Restored child",
status: "completed",
}),
]);
expect(manager.listProviderSubagentActivity()).toEqual([
expect.objectContaining({
id: "restored-child",
parentAgentId: snapshot.id,
}),
]);
expect(events).toContainEqual({
type: "provider_subagent",
event: {
type: "upsert",
subagent: expect.objectContaining({
id: "restored-child",
parentAgentId: snapshot.id,
}),
},
});
});
test("force provider hydration removes children absent from current history", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-provider-child-force-"));
const storage = new AgentStorage(join(workdir, "agents"), logger);
let session: TestAgentSession | null = null;
class ProviderChildForceClient extends TestAgentClient {
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
session = new TestAgentSession(config);
return session;
}
}
const manager = new AgentManager({
clients: { codex: new ProviderChildForceClient() },
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000118",
});
const snapshot = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
session?.pushEvent({
type: "provider_subagent",
provider: "codex",
event: { type: "upsert", id: "removed-by-rewind", status: "completed" },
});
await vi.waitFor(() => expect(manager.listProviderSubagents(snapshot.id)).toHaveLength(1));
const events: AgentManagerEvent[] = [];
manager.subscribe((event) => events.push(event), {
agentId: snapshot.id,
replayState: false,
});
await manager.hydrateTimelineFromProvider(snapshot.id, { force: true, broadcast: true });
expect(manager.listProviderSubagents(snapshot.id)).toEqual([]);
expect(events).toContainEqual({
type: "provider_subagent",
event: {
type: "remove",
parentAgentId: snapshot.id,
subagentId: "removed-by-rewind",
},
});
});
test("reloadAgentSession preserves current title when config title is unset", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-reload-title-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const manager = new AgentManager({
clients: {
codex: new TestAgentClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000126",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
);
await manager.setTitle(snapshot.id, "Generated title");
const beforeReload = await storage.get(snapshot.id);
expect(beforeReload?.title).toBe("Generated title");
expect(beforeReload?.config?.title).toBeUndefined();
await manager.reloadAgentSession(snapshot.id);
const afterReload = await storage.get(snapshot.id);
expect(afterReload?.title).toBe("Generated title");
expect(afterReload?.config?.title).toBeUndefined();
});
test("setTitle bumps updatedAt and persists title in the same snapshot write", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-set-title-updated-at-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const manager = new AgentManager({
clients: {
codex: new TestAgentClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000127",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
);
const before = await storage.get(snapshot.id);
expect(before).not.toBeNull();
await manager.setTitle(snapshot.id, "Generated title");
const after = await storage.get(snapshot.id);
expect(after?.title).toBe("Generated title");
expect(Date.parse(after!.updatedAt)).toBeGreaterThan(Date.parse(before!.updatedAt));
const live = manager.getAgent(snapshot.id);
expect(live).not.toBeNull();
expect(live!.updatedAt.getTime()).toBeGreaterThan(Date.parse(before!.updatedAt));
});
test("updateAgentMetadata bumps updatedAt for stored agents", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-stored-metadata-updated-at-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const manager = new AgentManager({
clients: {
codex: new TestAgentClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000128",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
);
await manager.closeAgent(snapshot.id);
const closed = await storage.get(snapshot.id);
expect(closed).not.toBeNull();
const before = { ...closed!, labels: { surface: "mobile" } };
await storage.upsert(before);
expect(manager.getAgent(snapshot.id)).toBeNull();
const upsertSpy = vi.spyOn(storage, "upsert");
await manager.updateAgentMetadata(snapshot.id, {
title: "Stored title",
labels: { role: "worker" },
});
expect(upsertSpy).toHaveBeenCalledTimes(1);
const after = await storage.get(snapshot.id);
expect(after?.title).toBe("Stored title");
expect(after?.labels).toEqual({ surface: "mobile", role: "worker" });
expect(Date.parse(after!.updatedAt)).toBeGreaterThan(Date.parse(before!.updatedAt));
});
test("persists live mode, model, and thinking changes without an external snapshot subscriber", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-live-persist-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const manager = new AgentManager({
clients: {
codex: new TestAgentClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000132",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
modeId: "plan",
model: "gpt-5.2-codex",
thinkingOptionId: "low",
},
undefined,
{ workspaceId: undefined },
);
await manager.setAgentMode(snapshot.id, "build");
await manager.setAgentModel(snapshot.id, "gpt-5.4");
await manager.setAgentThinkingOption(snapshot.id, "high");
await manager.flush();
const persisted = await storage.get(snapshot.id);
expect(persisted).not.toBeNull();
expect(persisted?.lastModeId).toBe("build");
expect(persisted?.config?.model).toBe("gpt-5.4");
expect(persisted?.config?.thinkingOptionId).toBe("high");
expect(persisted?.runtimeInfo?.modeId).toBe("build");
expect(persisted?.runtimeInfo?.model).toBe("gpt-5.4");
});
test("later explicit config mutations win over events emitted by earlier mutations", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-config-mutation-order-"));
class ConfigMutationSession extends TestAgentSession {
async setModel(): Promise<void> {
this.pushEvent({
type: "timeline",
provider: "codex",
item: { type: "assistant_message", text: "model changed" },
});
this.pushEvent({
type: "thinking_option_changed",
provider: "codex",
thinkingOptionId: "low",
});
}
async setThinkingOption(): Promise<void> {}
}
class ConfigMutationClient extends TestAgentClient {
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
return new ConfigMutationSession(config);
}
}
const manager = new AgentManager({
clients: { codex: new ConfigMutationClient() },
logger,
idFactory: () => "00000000-0000-4000-8000-000000000134",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
model: "gpt-5.2-codex",
thinkingOptionId: "off",
},
undefined,
{ workspaceId: undefined },
);
await manager.setAgentModel(snapshot.id, "gpt-5.4");
await manager.setAgentThinkingOption(snapshot.id, "high");
await manager.flush();
expect(manager.getAgent(snapshot.id)?.config.thinkingOptionId).toBe("high");
});
test("session config drift events update state through the stream channel", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-session-config-events-"));
let capturedSession: TestAgentSession | null = null;
class ConfigEventClient extends TestAgentClient {
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
capturedSession = new TestAgentSession(config);
return capturedSession;
}
}
const manager = new AgentManager({
clients: {
codex: new ConfigEventClient(),
},
logger,
idFactory: () => "00000000-0000-4000-8000-000000000133",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
modeId: "plan",
model: "gpt-5.2-codex",
thinkingOptionId: "low",
},
undefined,
{ workspaceId: undefined },
);
const streams: AgentStreamEvent[] = [];
manager.subscribe(
(event) => {
if (event.type === "agent_stream") {
streams.push(event.event);
}
},
{ agentId: snapshot.id, replayState: false },
);
capturedSession?.pushEvent({
type: "mode_changed",
provider: "codex",
currentModeId: "build",
availableModes: [
{ id: "plan", label: "Plan" },
{ id: "build", label: "Build" },
],
});
capturedSession?.pushEvent({
type: "model_changed",
provider: "codex",
runtimeInfo: {
provider: "codex",
sessionId: capturedSession.id,
model: "gpt-5.4",
modeId: "build",
thinkingOptionId: "low",
},
});
capturedSession?.pushEvent({
type: "thinking_option_changed",
provider: "codex",
thinkingOptionId: "high",
});
await manager.flush();
const agent = manager.getAgent(snapshot.id);
expect(agent?.currentModeId).toBe("build");
expect(agent?.config.thinkingOptionId).toBe("high");
expect(agent?.availableModes).toEqual([
{ id: "plan", label: "Plan" },
{ id: "build", label: "Build" },
]);
expect(agent?.runtimeInfo).toMatchObject({
model: "gpt-5.4",
modeId: "build",
thinkingOptionId: "high",
});
expect(streams.map((event) => event.type)).toEqual([]);
});
test("setLabels merges and persists labels", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-set-labels-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const manager = new AgentManager({
clients: {
codex: new TestAgentClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000133",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Label test",
},
undefined,
{ workspaceId: undefined },
);
await manager.setLabels(snapshot.id, { surface: "mobile" });
await manager.setLabels(snapshot.id, { phase: "1a" });
const persisted = await storage.get(snapshot.id);
expect(persisted?.labels).toEqual({
surface: "mobile",
phase: "1a",
});
});
test("detachAgent removes relationship lifecycle labels from a live agent and emits state", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-detach-live-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const manager = new AgentManager({
clients: {
codex: new TestAgentClient(),
},
registry: storage,
logger,
});
const parent = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Parent",
},
undefined,
{ workspaceId: undefined },
);
const child = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Child",
},
undefined,
{
labels: {
[PARENT_AGENT_ID_LABEL]: parent.id,
[DESKTOP_OPEN_AGENT_TAB_LABEL]: "true",
[MOBILE_OPEN_AGENT_TAB_LABEL]: "false",
team: "infra",
},
workspaceId: undefined,
},
);
const emittedLabels: Array<Record<string, string>> = [];
const unsubscribe = manager.subscribe(
(event) => {
if (event.type === "agent_state" && event.agent.id === child.id) {
emittedLabels.push(event.agent.labels);
}
},
{ agentId: child.id, replayState: false },
);
const result = await manager.detachAgent(child.id);
await manager.flush();
unsubscribe();
expect(result.previousParentAgentId).toBe(parent.id);
expect(result.live).toBe(true);
expect(result.record.labels).toEqual({ team: "infra" });
expect(manager.getAgent(child.id)?.labels).toEqual({ team: "infra" });
expect((await storage.get(child.id))?.labels).toEqual({ team: "infra" });
expect(emittedLabels).toContainEqual({ team: "infra" });
});
test("detachAgent removes relationship lifecycle labels from a stored-only agent", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-detach-stored-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const manager = new AgentManager({
clients: {
codex: new TestAgentClient(),
},
registry: storage,
logger,
});
const parent = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Parent",
},
undefined,
{ workspaceId: undefined },
);
const child = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Stored child",
},
undefined,
{
labels: {
[PARENT_AGENT_ID_LABEL]: parent.id,
[DESKTOP_OPEN_AGENT_TAB_LABEL]: "true",
[MOBILE_OPEN_AGENT_TAB_LABEL]: "false",
role: "reviewer",
},
workspaceId: undefined,
},
);
await manager.closeAgent(child.id);
const result = await manager.detachAgent(child.id);
expect(result.previousParentAgentId).toBe(parent.id);
expect(result.live).toBe(false);
expect(result.record.labels).toEqual({ role: "reviewer" });
expect((await storage.get(child.id))?.labels).toEqual({ role: "reviewer" });
});
test("archiveAgent does not cascade to a detached former child", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-detach-cascade-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const manager = new AgentManager({
clients: {
codex: new TestAgentClient(),
},
registry: storage,
logger,
});
const parent = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Parent",
},
undefined,
{ workspaceId: undefined },
);
const child = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Child",
},
undefined,
{ labels: { [PARENT_AGENT_ID_LABEL]: parent.id }, workspaceId: undefined },
);
await manager.detachAgent(child.id);
await manager.archiveAgent(parent.id);
expect((await storage.get(parent.id))?.archivedAt).toEqual(expect.any(String));
expect((await storage.get(child.id))?.archivedAt).toBeFalsy();
});
test("runAgent persists finished attention and idle status without an external snapshot subscriber", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-finished-attention-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const manager = new AgentManager({
clients: {
codex: new TestAgentClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000134",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Finished attention test",
},
undefined,
{ workspaceId: undefined },
);
await manager.runAgent(snapshot.id, "say hello");
await manager.flush();
const persisted = await storage.get(snapshot.id);
expect(persisted?.lastStatus).toBe("idle");
expect(persisted?.requiresAttention).toBe(true);
expect(persisted?.attentionReason).toBe("finished");
expect(persisted?.attentionTimestamp).toEqual(expect.any(String));
});
test("archiveSnapshot clears persisted attention and normalizes running status", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-archive-attention-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const manager = new AgentManager({
clients: {
codex: new TestAgentClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000135",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Archive attention test",
},
undefined,
{ workspaceId: undefined },
);
const live = manager.getAgent(snapshot.id);
expect(live).not.toBeNull();
live!.lifecycle = "running";
live!.attention = {
requiresAttention: true,
attentionReason: "finished",
attentionTimestamp: new Date("2025-01-02T00:00:00.000Z"),
};
const archivedAt = "2025-01-03T00:00:00.000Z";
const archivedRecord = await manager.archiveSnapshot(snapshot.id, archivedAt);
expect(archivedRecord.archivedAt).toBe(archivedAt);
expect(archivedRecord.lastStatus).toBe("idle");
expect(archivedRecord.requiresAttention).toBe(false);
expect(archivedRecord.attentionReason).toBeNull();
expect(archivedRecord.attentionTimestamp).toBeNull();
const persisted = await storage.get(snapshot.id);
expect(persisted?.archivedAt).toBe(archivedAt);
expect(persisted?.lastStatus).toBe("idle");
expect(persisted?.requiresAttention).toBe(false);
expect(persisted?.attentionReason).toBeNull();
expect(persisted?.attentionTimestamp).toBeNull();
});
test("archiveSnapshot dispatches archived state for stored-only agents", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-archive-snapshot-dispatch-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const manager = new AgentManager({
clients: { codex: new TestAgentClient() },
registry: storage,
logger,
});
const created = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Stored archive dispatch",
},
undefined,
{ workspaceId: undefined },
);
await manager.closeAgent(created.id);
const events: ManagedAgent[] = [];
manager.subscribe(
(event) => {
if (event.type === "agent_state" && event.agent.id === created.id) {
events.push(event.agent);
}
},
{ agentId: created.id, replayState: false },
);
await manager.archiveSnapshot(created.id, new Date().toISOString());
expect(events.length).toBeGreaterThanOrEqual(1);
const last = events[events.length - 1];
expect(last.id).toBe(created.id);
expect(last.lifecycle).toBe("closed");
});
test("markAgentUnread dispatches stored attention to every subscriber", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-mark-unread-dispatch-"));
const storage = new AgentStorage(join(workdir, "agents"), logger);
const manager = new AgentManager({
clients: { codex: new TestAgentClient() },
registry: storage,
logger,
});
const created = await manager.createAgent(
{ provider: "codex", cwd: workdir, title: "Stored unread dispatch" },
undefined,
{ workspaceId: "workspace-1" },
);
await manager.closeAgent(created.id);
const firstClientEvents: ManagedAgent[] = [];
const secondClientEvents: ManagedAgent[] = [];
for (const events of [firstClientEvents, secondClientEvents]) {
manager.subscribe(
(event) => {
if (event.type === "agent_state" && event.agent.id === created.id) {
events.push(event.agent);
}
},
{ replayState: false },
);
}
await manager.markAgentUnread(created.id);
for (const events of [firstClientEvents, secondClientEvents]) {
expect(events).toHaveLength(1);
expect(events[0]).toMatchObject({
id: created.id,
lifecycle: "closed",
workspaceId: "workspace-1",
attention: {
requiresAttention: true,
attentionReason: "finished",
attentionTimestamp: expect.any(Date),
},
});
}
expect(await storage.get(created.id)).toMatchObject({
requiresAttention: true,
attentionReason: "finished",
attentionTimestamp: expect.any(String),
});
});
test("reloadAgentSession cancels active run and resumes existing session once thread_started is observed", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-reload-active-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
class DelayedPersistenceSession extends TestAgentSession {
private persistenceReady = false;
private delayedInterrupted = false;
private releaseGate: (() => void) | null = null;
private readonly gate = new Promise<void>((resolve) => {
this.releaseGate = resolve;
});
private activeTurnId: string | null = null;
constructor(
config: AgentSessionConfig,
private readonly stableSessionId: string,
initiallyReady = false,
) {
super(config);
this.persistenceReady = initiallyReady;
}
override async startTurn(): Promise<{ turnId: string }> {
this.delayedInterrupted = false;
const turnId = `delayed-turn-${Date.now()}`;
this.activeTurnId = turnId;
// Push turn_started, then thread_started, then wait on gate
setTimeout(async () => {
this.pushEvent({ type: "turn_started", provider: this.provider, turnId });
this.persistenceReady = true;
this.pushEvent({
type: "thread_started",
provider: this.provider,
sessionId: this.stableSessionId,
});
await this.gate;
if (this.delayedInterrupted) {
this.pushEvent({
type: "turn_canceled",
provider: this.provider,
reason: "Interrupted",
turnId,
});
} else {
this.pushEvent({ type: "turn_completed", provider: this.provider, turnId });
}
}, 0);
return { turnId };
}
async getRuntimeInfo() {
return {
provider: this.provider,
sessionId: this.persistenceReady ? this.stableSessionId : null,
model: null,
modeId: null,
};
}
describePersistence() {
if (!this.persistenceReady) {
return null;
}
return {
provider: this.provider,
sessionId: this.stableSessionId,
};
}
override async interrupt(): Promise<void> {
this.delayedInterrupted = true;
this.releaseGate?.();
}
async close(): Promise<void> {
this.delayedInterrupted = true;
this.releaseGate?.();
}
}
class DelayedPersistenceClient implements AgentClient {
readonly provider = "codex" as const;
readonly capabilities = TEST_CAPABILITIES;
createSessionCalls = 0;
resumeSessionCalls = 0;
private nextSessionNumber = 1;
async isAvailable(): Promise<boolean> {
return true;
}
async createSession(config: AgentSessionConfig): Promise<AgentSession> {
const sessionId = `delayed-session-${this.nextSessionNumber++}`;
this.createSessionCalls += 1;
return new DelayedPersistenceSession(config, sessionId);
}
async resumeSession(
handle: AgentPersistenceHandle,
overrides?: Partial<AgentSessionConfig>,
): Promise<AgentSession> {
this.resumeSessionCalls += 1;
const metadata = (handle.metadata ?? {}) as Partial<AgentSessionConfig>;
const merged: AgentSessionConfig = {
...metadata,
...overrides,
provider: "codex",
cwd: overrides?.cwd ?? metadata.cwd ?? process.cwd(),
};
return new DelayedPersistenceSession(merged, handle.sessionId, true);
}
}
const client = new DelayedPersistenceClient();
const manager = new AgentManager({
clients: { codex: client },
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000114",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
);
expect(snapshot.persistence).toBeNull();
const stream = manager.streamAgent(snapshot.id, "hello");
const first = await stream.next();
expect(first.done).toBe(false);
expect(first.value?.type).toBe("turn_started");
// Wait for the thread_started event to propagate through subscribe
// (it's a session-level event, not forwarded to the foreground stream)
await vi.waitFor(() => {
const active = manager.getAgent(snapshot.id);
expect(active?.persistence?.sessionId).toBe("delayed-session-1");
});
const active = manager.getAgent(snapshot.id);
expect(active?.lifecycle).toBe("running");
const reloaded = await manager.reloadAgentSession(snapshot.id, {
systemPrompt: "voice mode on",
});
expect(client.createSessionCalls).toBe(1);
expect(client.resumeSessionCalls).toBe(1);
expect(reloaded.persistence?.sessionId).toBe("delayed-session-1");
// Drain stream after cancellation to ensure clean shutdown.
while (true) {
const next = await stream.next();
if (next.done) {
break;
}
}
});
test("fetchTimeline returns a bounded reset window when cursor epoch is stale", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-timeline-stale-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const manager = new AgentManager({
clients: {
codex: new TestAgentClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000118",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
);
await manager.appendTimelineItem(snapshot.id, {
type: "assistant_message",
text: "one",
});
await manager.appendTimelineItem(snapshot.id, {
type: "assistant_message",
text: "two",
});
await manager.appendTimelineItem(snapshot.id, {
type: "assistant_message",
text: "three",
});
const baseline = manager.fetchTimeline(snapshot.id, {
direction: "tail",
limit: 2,
});
expect(baseline.rows).toHaveLength(2);
const result = manager.fetchTimeline(snapshot.id, {
direction: "after",
cursor: {
epoch: "stale-epoch",
seq: baseline.rows[baseline.rows.length - 1].seq,
},
limit: 1,
});
expect(result.reset).toBe(true);
expect(result.staleCursor).toBe(true);
expect(result.gap).toBe(false);
expect(result.rows).toHaveLength(1);
expect(result.rows[0]?.seq).toBe(3);
expect(result.rows[result.rows.length - 1]?.seq).toBe(3);
expect(result.hasOlder).toBe(true);
const older = manager.fetchTimeline(snapshot.id, {
direction: "before",
cursor: {
epoch: result.epoch,
seq: result.rows[0]?.seq ?? 0,
},
limit: 1,
});
expect(older.reset).toBe(false);
expect(older.rows).toHaveLength(1);
expect(older.rows[0]?.seq).toBe(2);
expect(older.hasOlder).toBe(true);
});
test("getTimelineRows falls back to the in-memory timeline when no durable store is configured", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-timeline-rows-fallback-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const manager = new AgentManager({
clients: {
codex: new TestAgentClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000140",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
);
await manager.appendTimelineItem(snapshot.id, {
type: "assistant_message",
text: "row one",
});
await manager.appendTimelineItem(snapshot.id, {
type: "assistant_message",
text: "row two",
});
await expect(manager.getTimelineRows(snapshot.id)).resolves.toEqual([
{
seq: 1,
timestamp: expect.any(String),
item: {
type: "assistant_message",
text: "row one",
},
},
{
seq: 2,
timestamp: expect.any(String),
item: {
type: "assistant_message",
text: "row two",
},
},
]);
});
test("getAgent does not expose committed history internals once manager owns the seam", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-timeline-boundary-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const manager = new AgentManager({
clients: {
codex: new TestAgentClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000138",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
);
await manager.appendTimelineItem(snapshot.id, {
type: "user_message",
text: "hello boundary",
messageId: "msg-boundary-1",
});
await manager.appendTimelineItem(snapshot.id, {
type: "assistant_message",
text: "history stays behind manager",
});
const live = manager.getAgent(snapshot.id) as Record<string, unknown>;
expect(live).not.toBeNull();
expect("timeline" in live).toBe(false);
expect("timelineRows" in live).toBe(false);
expect("timelineNextSeq" in live).toBe(false);
expect(manager.getTimeline(snapshot.id)).toEqual([
{
type: "user_message",
text: "hello boundary",
messageId: "msg-boundary-1",
},
{
type: "assistant_message",
text: "history stays behind manager",
},
]);
const fetched = await manager.fetchTimeline(snapshot.id, {
direction: "tail",
limit: 0,
});
expect(fetched.rows.map((row) => row.seq)).toEqual([1, 2]);
});
test("coalesces assistant chunks and persists the canonical row", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-provisional-timeline-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const manager = new AgentManager({
clients: {
codex: new StreamingAssistantClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000120",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
);
const streamEvents: Array<{
seq?: number;
epoch?: string;
eventType?: string;
itemType?: string;
text?: string;
}> = [];
manager.subscribe(
(event) => {
if (event.type !== "agent_stream") {
return;
}
streamEvents.push({
seq: event.seq,
epoch: event.epoch,
eventType: event.event.type,
itemType: event.event.type === "timeline" ? event.event.item.type : undefined,
text:
event.event.type === "timeline" && event.event.item.type === "assistant_message"
? event.event.item.text
: undefined,
});
},
{ agentId: snapshot.id, replayState: false },
);
const stream = manager.streamAgent(snapshot.id, "hello");
while (true) {
const next = await stream.next();
if (next.done) {
break;
}
}
// The coalescer flushes the first chunk on the leading edge, so "final " ships
// as its own row and "reply" follows on the trailing window. Clients read the
// projected timeline, which merges the two back into one assistant message.
const assistantTimelineEvents = streamEvents.filter(
(event) => event.itemType === "assistant_message",
);
expect(assistantTimelineEvents).toHaveLength(2);
expect(assistantTimelineEvents[0]).toMatchObject({
eventType: "timeline",
itemType: "assistant_message",
text: "final ",
seq: 1,
epoch: expect.any(String),
});
expect(assistantTimelineEvents[1]).toMatchObject({
eventType: "timeline",
itemType: "assistant_message",
text: "reply",
seq: 2,
epoch: expect.any(String),
});
expect(manager.getTimeline(snapshot.id)).toEqual([
{
type: "assistant_message",
text: "final ",
},
{
type: "assistant_message",
text: "reply",
},
]);
const fetched = await manager.fetchTimeline(snapshot.id, {
direction: "tail",
limit: 0,
});
expect(fetched.rows).toHaveLength(2);
expect(assistantTimelineEvents[0]?.epoch).toBe(fetched.epoch);
expect(projectTimelineRows({ rows: fetched.rows, mode: "projected" }).map((e) => e.item)).toEqual(
[
{
type: "assistant_message",
text: "final reply",
},
],
);
});
test("fetchTimeline supports older-history pagination with before seq", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-timeline-before-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const manager = new AgentManager({
clients: {
codex: new TestAgentClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000119",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
);
await manager.appendTimelineItem(snapshot.id, {
type: "assistant_message",
text: "first",
});
await manager.appendTimelineItem(snapshot.id, {
type: "assistant_message",
text: "second",
});
await manager.appendTimelineItem(snapshot.id, {
type: "assistant_message",
text: "third",
});
await manager.appendTimelineItem(snapshot.id, {
type: "assistant_message",
text: "fourth",
});
await manager.appendTimelineItem(snapshot.id, {
type: "assistant_message",
text: "fifth",
});
const result = await manager.fetchTimeline(snapshot.id, {
direction: "before",
cursor: {
seq: 5,
},
limit: 2,
});
expect(result.rows).toHaveLength(2);
expect(result.rows[0]?.seq).toBe(3);
expect(result.rows[1]?.seq).toBe(4);
expect(result.hasOlder).toBe(true);
expect(result.hasNewer).toBe(true);
});
test("does not trim committed history", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-timeline-unbounded-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const manager = new AgentManager({
clients: {
codex: new TestAgentClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000120",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
);
await manager.appendTimelineItem(snapshot.id, {
type: "assistant_message",
text: "first",
});
await manager.appendTimelineItem(snapshot.id, {
type: "assistant_message",
text: "second",
});
await manager.appendTimelineItem(snapshot.id, {
type: "assistant_message",
text: "third",
});
const fetched = await manager.fetchTimeline(snapshot.id, {
direction: "tail",
limit: 0,
});
expect(fetched.rows).toHaveLength(3);
expect(fetched.window.minSeq).toBe(1);
expect(fetched.window.maxSeq).toBe(3);
});
test("hydrateTimeline preserves assistant chunk, reasoning, and tool timeline history", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-history-canonical-assistant-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
class ChunkedAssistantHistorySession extends TestAgentSession {
async *streamHistory(): AsyncGenerator<AgentStreamEvent> {
yield {
type: "timeline",
provider: this.provider,
item: { type: "assistant_message", text: "chunk one " },
};
yield {
type: "timeline",
provider: this.provider,
item: { type: "assistant_message", text: "chunk two" },
};
yield {
type: "timeline",
provider: this.provider,
item: { type: "reasoning", text: "internal" },
};
yield {
type: "timeline",
provider: this.provider,
item: {
type: "tool_call",
callId: "call-history-1",
name: "shell",
status: "completed",
detail: {
type: "shell",
command: "echo hi",
output: "hi\n",
exitCode: 0,
},
error: null,
},
};
yield {
type: "timeline",
provider: this.provider,
item: { type: "assistant_message", text: "final answer" },
};
}
}
class ChunkedAssistantHistoryClient implements AgentClient {
readonly provider = "codex" as const;
readonly capabilities = TEST_CAPABILITIES;
async isAvailable(): Promise<boolean> {
return true;
}
async createSession(config: AgentSessionConfig): Promise<AgentSession> {
return new ChunkedAssistantHistorySession(config);
}
async resumeSession(): Promise<AgentSession> {
throw new Error("Not used in this test");
}
}
const manager = new AgentManager({
clients: {
codex: new ChunkedAssistantHistoryClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000121",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
);
await manager.hydrateTimelineFromProvider(snapshot.id, { force: true });
expect(manager.getTimeline(snapshot.id)).toEqual([
{ type: "assistant_message", text: "chunk one " },
{ type: "assistant_message", text: "chunk two" },
{ type: "reasoning", text: "internal" },
{
type: "tool_call",
callId: "call-history-1",
name: "shell",
status: "completed",
detail: {
type: "shell",
command: "echo hi",
output: "hi\n",
exitCode: 0,
},
error: null,
},
{ type: "assistant_message", text: "final answer" },
]);
});
test("hydrateTimeline preserves reasoning between assistant chunks", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-history-reasoning-interleave-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
class ReasoningInterleavedHistorySession extends TestAgentSession {
async *streamHistory(): AsyncGenerator<AgentStreamEvent> {
yield {
type: "timeline",
provider: this.provider,
item: { type: "assistant_message", text: "before reasoning " },
};
yield {
type: "timeline",
provider: this.provider,
item: { type: "reasoning", text: "internal step" },
};
yield {
type: "timeline",
provider: this.provider,
item: { type: "assistant_message", text: "after reasoning" },
};
}
}
class ReasoningInterleavedHistoryClient implements AgentClient {
readonly provider = "codex" as const;
readonly capabilities = TEST_CAPABILITIES;
async isAvailable(): Promise<boolean> {
return true;
}
async createSession(config: AgentSessionConfig): Promise<AgentSession> {
return new ReasoningInterleavedHistorySession(config);
}
async resumeSession(): Promise<AgentSession> {
throw new Error("Not used in this test");
}
}
const manager = new AgentManager({
clients: {
codex: new ReasoningInterleavedHistoryClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000122",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
);
await manager.hydrateTimelineFromProvider(snapshot.id, { force: true });
expect(manager.getTimeline(snapshot.id)).toEqual([
{
type: "assistant_message",
text: "before reasoning ",
},
{ type: "reasoning", text: "internal step" },
{ type: "assistant_message", text: "after reasoning" },
]);
});
test("createAgent fails when generated agent ID is not a UUID", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const manager = new AgentManager({
clients: {
codex: new TestAgentClient(),
},
registry: storage,
logger,
idFactory: () => "not-a-uuid",
});
await expect(
manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
),
).rejects.toThrow("createAgent: agentId must be a UUID");
});
test("createAgent fails when explicit agent ID is not a UUID", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const manager = new AgentManager({
clients: {
codex: new TestAgentClient(),
},
registry: storage,
logger,
});
await expect(
manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
"not-a-uuid",
{ workspaceId: undefined },
),
).rejects.toThrow("createAgent: agentId must be a UUID");
});
test("createAgent persists provided title before returning", async () => {
const agentId = "00000000-0000-4000-8000-000000000102";
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const manager = new AgentManager({
clients: {
codex: new TestAgentClient(),
},
registry: storage,
logger,
idFactory: () => agentId,
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Fix Login Bug",
},
undefined,
{ workspaceId: undefined },
);
expect(snapshot.id).toBe(agentId);
expect(snapshot.lifecycle).toBe("idle");
const persisted = await storage.get(agentId);
expect(persisted?.title).toBe("Fix Login Bug");
expect(persisted?.id).toBe(agentId);
});
test("createAgent populates runtimeInfo after session creation", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const manager = new AgentManager({
clients: {
codex: new TestAgentClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000103",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
model: "gpt-5.2-codex",
modeId: "full-access",
},
undefined,
{ workspaceId: undefined },
);
expect(snapshot.runtimeInfo).toBeDefined();
expect(snapshot.runtimeInfo?.model).toBe("gpt-5.2-codex");
expect(snapshot.runtimeInfo?.sessionId).toBe(snapshot.persistence?.sessionId);
});
test("runAgent refreshes runtimeInfo after completion", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const manager = new AgentManager({
clients: {
codex: new TestAgentClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000104",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
);
expect(snapshot.runtimeInfo?.model).toBe("gpt-5.4");
await manager.runAgent(snapshot.id, "hello");
const refreshed = manager.getAgent(snapshot.id);
expect(refreshed?.runtimeInfo?.model).toBe("gpt-5.2-codex");
});
test("waitForAgentEvent does not resolve idle until foreground turn is finalized", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-wait-coherence-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const releaseTurnCompleted = deferred<void>();
class SlowTerminalSession extends TestAgentSession {
override async startTurn(): Promise<{ turnId: string }> {
this.interrupted = false;
const turnId = `turn-${++this.turnIdCounter}`;
void (async () => {
this.pushEvent({ type: "turn_started", provider: this.provider, turnId });
await releaseTurnCompleted.promise;
this.pushEvent({ type: "turn_completed", provider: this.provider, turnId });
})();
return { turnId };
}
}
class SlowTerminalClient extends TestAgentClient {
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
return new SlowTerminalSession(config);
}
}
const manager = new AgentManager({
clients: {
codex: new SlowTerminalClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000124",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
);
const stream = manager.streamAgent(snapshot.id, "hello");
const consumePromise = (async () => {
for await (const _event of stream) {
// Drain events so manager lifecycle progresses naturally.
}
})();
// Wait for the turn to start
await new Promise<void>((resolve) => setTimeout(resolve, 20));
const waitPromise = manager.waitForAgentEvent(snapshot.id);
// Should still be pending because turn_completed hasn't arrived
const earlyResolution = await Promise.race([
waitPromise.then(() => "resolved"),
new Promise<"pending">((resolve) => setTimeout(() => resolve("pending"), 50)),
]);
expect(earlyResolution).toBe("pending");
// Release the turn_completed event
releaseTurnCompleted.resolve();
const waited = await waitPromise;
expect(waited.status).toBe("idle");
await consumePromise;
});
test("waitForAgentRunStart resolves while a foreground run is still only pending", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-fast-start-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const manager = new AgentManager({
clients: {
codex: new TestAgentClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000124",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
);
const run = manager.streamAgent(snapshot.id, "fast");
const drainRun = (async () => {
for await (const _event of run) {
// Drain the fast foreground turn.
}
})();
await expect(manager.waitForAgentRunStart(snapshot.id)).resolves.toBeUndefined();
await drainRun;
expect(manager.getAgent(snapshot.id)?.lifecycle).toBe("idle");
});
test("waitForAgentRunStart ignores a prior turn error while the next run starts", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-error-resume-"));
const storage = new AgentStorage(join(workdir, "agents"), logger);
const retryStartEntered = deferred<void>();
const releaseRetryStart = deferred<void>();
class ErrorThenResumeSession extends TestAgentSession {
override async startTurn(): Promise<{ turnId: string }> {
const turnId = `turn-${++this.turnIdCounter}`;
if (this.turnIdCounter === 1) {
void (async () => {
this.pushEvent({ type: "turn_started", provider: this.provider, turnId });
this.pushEvent({
type: "turn_failed",
provider: this.provider,
turnId,
error: "model at capacity",
});
})();
return { turnId };
}
retryStartEntered.resolve();
await releaseRetryStart.promise;
void (async () => {
this.pushEvent({ type: "turn_started", provider: this.provider, turnId });
this.pushEvent({ type: "turn_completed", provider: this.provider, turnId });
})();
return { turnId };
}
}
class ErrorThenResumeClient extends TestAgentClient {
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
return new ErrorThenResumeSession(config);
}
}
const manager = new AgentManager({
clients: { codex: new ErrorThenResumeClient() },
registry: storage,
logger,
});
let agentId: string | null = null;
try {
const snapshot = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
agentId = snapshot.id;
await manager.runAgent(agentId, "fail").catch(() => undefined);
expect(manager.getAgent(agentId)?.lifecycle).toBe("error");
const dispatch = await startAgentRun(manager, agentId, "resume", logger);
expect(dispatch.disposition).toBe("turn_started");
const wait = manager.waitForAgentRunStart(agentId);
let earlyResult: "pending" | "resolved" | "rejected" = "pending";
void wait.then(
() => {
earlyResult = "resolved";
return earlyResult;
},
() => {
earlyResult = "rejected";
return earlyResult;
},
);
await retryStartEntered.promise;
await Promise.resolve();
expect(earlyResult).toBe("pending");
releaseRetryStart.resolve();
await expect(wait).resolves.toBeUndefined();
await manager.waitForAgentEvent(agentId);
} finally {
releaseRetryStart.resolve();
if (agentId) await manager.closeAgent(agentId).catch(() => undefined);
rmSync(workdir, { recursive: true, force: true });
}
});
test("replaceAgentRun does not emit idle or resolve waiters between interrupted and replacement runs", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-replace-run-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const allowFirstRunToEnd = deferred<void>();
const allowSecondRunToEnd = deferred<void>();
class ReplaceRunSession extends TestAgentSession {
override async startTurn(): Promise<{ turnId: string }> {
this.interrupted = false;
const turnId = `turn-${++this.turnIdCounter}`;
const turnNum = this.turnIdCounter;
void (async () => {
this.pushEvent({ type: "turn_started", provider: this.provider, turnId });
if (turnNum === 1) {
await allowFirstRunToEnd.promise;
this.pushEvent({
type: "turn_canceled",
provider: this.provider,
reason: "interrupted",
turnId,
});
} else {
await allowSecondRunToEnd.promise;
this.pushEvent({ type: "turn_completed", provider: this.provider, turnId });
}
})();
return { turnId };
}
override async interrupt(): Promise<void> {
this.interrupted = true;
allowFirstRunToEnd.resolve();
}
}
class ReplaceRunClient extends TestAgentClient {
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
return new ReplaceRunSession(config);
}
}
const manager = new AgentManager({
clients: {
codex: new ReplaceRunClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000125",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
);
const lifecycleUpdates: string[] = [];
const unsubscribe = manager.subscribe(
(event) => {
if (event.type !== "agent_state" || event.agent.id !== snapshot.id) {
return;
}
lifecycleUpdates.push(event.agent.lifecycle);
},
{ agentId: snapshot.id, replayState: false },
);
const firstRun = manager.streamAgent(snapshot.id, "first run");
const firstRunDrain = (async () => {
for await (const _event of firstRun) {
// Drain events so lifecycle updates are applied.
}
})();
await manager.waitForAgentRunStart(snapshot.id);
const waitPromise = manager.waitForAgentEvent(snapshot.id);
const secondRun = await manager.replaceAgentRun(snapshot.id, "second run");
const secondRunDrain = (async () => {
for await (const _event of secondRun) {
// Drain replacement run.
}
})();
await manager.waitForAgentRunStart(snapshot.id);
const prematureResolution = await Promise.race([
waitPromise.then(() => "resolved"),
new Promise<"pending">((resolve) => setTimeout(() => resolve("pending"), 50)),
]);
expect(prematureResolution).toBe("pending");
const runningIndexes = lifecycleUpdates.reduce<number[]>((indexes, status, index) => {
if (status === "running") {
indexes.push(index);
}
return indexes;
}, []);
expect(runningIndexes.length).toBeGreaterThanOrEqual(2);
const firstReplacementRunningIndex = runningIndexes[1];
expect(lifecycleUpdates.slice(0, firstReplacementRunningIndex).includes("idle")).toBe(false);
allowSecondRunToEnd.resolve();
const waited = await waitPromise;
expect(waited.status).toBe("idle");
await firstRunDrain;
await secondRunDrain;
unsubscribe();
});
test("replaceAgentRun stays running when a stale old terminal arrives before the replacement turn is current", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-replace-stale-terminal-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const secondStartEntered = deferred<void>();
const interruptStarted = deferred<void>();
const allowInterruptToFinish = deferred<void>();
const allowSecondStartToResolve = deferred<void>();
const allowSecondTurnToComplete = deferred<void>();
let capturedSession: StaleReplacementSession | null = null;
class StaleReplacementSession extends TestAgentSession {
private localTurnCounter = 0;
override async startTurn(): Promise<{ turnId: string }> {
const turnId = `turn-${++this.localTurnCounter}`;
const turnNum = this.localTurnCounter;
if (turnNum === 1) {
setTimeout(() => {
this.pushEvent({ type: "turn_started", provider: this.provider, turnId });
}, 0);
return { turnId };
}
secondStartEntered.resolve();
await allowSecondStartToResolve.promise;
setTimeout(async () => {
this.pushEvent({ type: "turn_started", provider: this.provider, turnId });
await allowSecondTurnToComplete.promise;
this.pushEvent({ type: "turn_completed", provider: this.provider, turnId });
}, 0);
return { turnId };
}
override async interrupt(): Promise<void> {
interruptStarted.resolve();
await allowInterruptToFinish.promise;
this.pushEvent({
type: "turn_canceled",
provider: this.provider,
reason: "Interrupted",
turnId: "turn-1",
});
}
}
class StaleReplacementClient extends TestAgentClient {
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
capturedSession = new StaleReplacementSession(config);
return capturedSession;
}
}
const manager = new AgentManager({
clients: {
codex: new StaleReplacementClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000126",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
);
const stateUpdates: Array<{ lifecycle: string; updatedAt: number }> = [];
const unsubscribe = manager.subscribe(
(event) => {
if (event.type !== "agent_state" || event.agent.id !== snapshot.id) {
return;
}
stateUpdates.push({
lifecycle: event.agent.lifecycle,
updatedAt: event.agent.updatedAt.getTime(),
});
},
{ agentId: snapshot.id, replayState: false },
);
const firstRun = manager.streamAgent(snapshot.id, "first run", {
clientMessageId: "first-client-message",
});
const firstRunDrain = (async () => {
for await (const _event of firstRun) {
// Drain events so lifecycle updates are applied.
}
})();
await manager.waitForAgentRunStart(snapshot.id);
const replaceUpdatesStart = stateUpdates.length;
const beforeReplaceUpdatedAt = manager.getAgent(snapshot.id)?.updatedAt.getTime() ?? 0;
const secondRunPromise = manager.replaceAgentRun(snapshot.id, "replacement run", {
clientMessageId: "replacement-client-message",
});
await interruptStarted.promise;
const replacementUpdates = stateUpdates.slice(replaceUpdatesStart);
expect(
replacementUpdates.some(
(update) => update.lifecycle === "running" && update.updatedAt > beforeReplaceUpdatedAt,
),
).toBe(true);
expect(replacementUpdates.map((update) => update.lifecycle)).not.toContain("idle");
allowInterruptToFinish.resolve();
const secondRun = await secondRunPromise;
const secondRunDrain = (async () => {
for await (const _event of secondRun) {
// Drain replacement run.
}
})();
await secondStartEntered.promise;
const replaceGapSnapshot = manager.getAgent(snapshot.id) as
| { pendingReplacement: boolean; activeForegroundTurnId: string | null; lifecycle: string }
| undefined;
expect(replaceGapSnapshot?.pendingReplacement).toBe(true);
expect(replaceGapSnapshot?.activeForegroundTurnId).toBeNull();
expect(replaceGapSnapshot?.lifecycle).toBe("running");
const replacementStart = manager.waitForAgentRunStart(snapshot.id);
const prematureStart = await Promise.race([
replacementStart.then(() => "resolved"),
new Promise<"pending">((resolve) => setTimeout(() => resolve("pending"), 50)),
]);
expect(prematureStart).toBe("pending");
capturedSession!.pushEvent({ type: "turn_completed", provider: "codex", turnId: "turn-1" });
await new Promise((resolve) => setTimeout(resolve, 0));
expect(manager.getAgent(snapshot.id)?.lifecycle).toBe("running");
expect(stateUpdates.at(-1)?.lifecycle).toBe("running");
expect(stateUpdates.slice(replaceUpdatesStart).map((update) => update.lifecycle)).not.toContain(
"idle",
);
allowSecondStartToResolve.resolve();
await replacementStart;
capturedSession!.pushEvent({ type: "turn_completed", provider: "codex", turnId: "turn-1" });
await new Promise((resolve) => setTimeout(resolve, 0));
expect(
manager
.fetchTimeline(snapshot.id, { direction: "tail", limit: 0 })
.rows.find(
(row) =>
row.item.type === "user_message" &&
row.item.clientMessageId === "replacement-client-message",
)?.item,
).toMatchObject({ messageId: "replacement-client-message" });
allowSecondTurnToComplete.resolve();
await firstRunDrain;
await secondRunDrain;
unsubscribe();
});
test("applies live autonomous events and preserves usage omitted from completion", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-live-events-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
let capturedSession: TestAgentSession | null = null;
class LiveEventClient extends TestAgentClient {
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
capturedSession = new TestAgentSession(config);
return capturedSession;
}
}
const manager = new AgentManager({
clients: {
codex: new LiveEventClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000125",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
);
const lifecycleUpdates: string[] = [];
let sawRunningState = false;
let resolveSettled!: () => void;
const settled = new Promise<void>((resolve) => {
resolveSettled = resolve;
});
manager.subscribe(
(event) => {
if (event.type === "agent_state" && event.agent.id === snapshot.id) {
lifecycleUpdates.push(event.agent.lifecycle);
if (event.agent.lifecycle === "running") {
sawRunningState = true;
}
if (sawRunningState && event.agent.lifecycle === "idle") {
resolveSettled();
}
}
},
{ agentId: snapshot.id, replayState: false },
);
// Push autonomous events through the session's subscribe() callbacks
const autonomousTurnId = "autonomous-turn-1";
capturedSession!.pushEvent({
type: "turn_started",
provider: "codex",
turnId: autonomousTurnId,
});
await vi.waitFor(() => {
const running = manager.getAgent(snapshot.id);
expect(running?.lifecycle).toBe("running");
expect(running ? toAgentPayload(running).activeTurn : null).toEqual({
turnId: autonomousTurnId,
startedAt: expect.any(String),
});
});
capturedSession!.pushEvent({
type: "usage_updated",
provider: "codex",
usage: {
inputTokens: 10,
contextWindowMaxTokens: 200_000,
contextWindowUsedTokens: 175,
},
turnId: autonomousTurnId,
});
capturedSession!.pushEvent({
type: "timeline",
provider: "codex",
item: { type: "assistant_message", text: "AUTONOMOUS_PUMP_MESSAGE" },
turnId: autonomousTurnId,
});
capturedSession!.pushEvent({
type: "turn_completed",
provider: "codex",
turnId: autonomousTurnId,
});
await settled;
const updated = manager.getAgent(snapshot.id);
expect(updated?.lifecycle).toBe("idle");
expect(updated ? toAgentPayload(updated).activeTurn : null).toBeNull();
expect(updated?.lastUsage).toEqual({
inputTokens: 10,
contextWindowMaxTokens: 200_000,
contextWindowUsedTokens: 175,
});
expect(manager.getTimeline(snapshot.id)).toContainEqual({
type: "assistant_message",
text: "AUTONOMOUS_PUMP_MESSAGE",
});
expect(lifecycleUpdates).toContain("running");
expect(lifecycleUpdates).toContain("idle");
});
test("ignores stale autonomous terminals without lowering the active turn lifecycle", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-stale-autonomous-terminal-"));
const storage = new AgentStorage(join(workdir, "agents"), logger);
let capturedSession: TestAgentSession | null = null;
class LiveEventClient extends TestAgentClient {
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
capturedSession = new TestAgentSession(config);
return capturedSession;
}
}
const manager = new AgentManager({
clients: { codex: new LiveEventClient() },
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000135",
});
const snapshot = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
capturedSession!.pushEvent({
type: "turn_completed",
provider: "codex",
turnId: "prior-untracked-turn",
usage: { inputTokens: 7 },
});
capturedSession!.pushEvent({
type: "turn_failed",
provider: "codex",
turnId: "prior-untracked-turn",
error: "turn-b marker",
});
await vi.waitFor(() => {
const priorFailure = manager.getAgent(snapshot.id);
expect(priorFailure?.lastError).toBe("turn-b marker");
expect(priorFailure?.lastUsage).toEqual({ inputTokens: 7 });
});
capturedSession!.pushEvent({ type: "turn_started", provider: "codex", turnId: "turn-b" });
await vi.waitFor(() => {
const running = manager.getAgent(snapshot.id);
expect(running?.lifecycle).toBe("running");
expect(running ? toAgentPayload(running).activeTurn?.turnId : null).toBe("turn-b");
});
const active = manager.getAgent(snapshot.id)!;
active.pendingPermissions.set("turn-b-permission", {
id: "turn-b-permission",
provider: "codex",
name: "Current turn permission",
kind: "tool",
});
const timelineBeforeStaleTerminals = manager.getTimeline(snapshot.id);
const staleTerminals: AgentStreamEvent[] = [
{
type: "turn_completed",
provider: "codex",
turnId: "turn-a",
usage: { inputTokens: 99 },
},
{ type: "turn_failed", provider: "codex", turnId: "turn-a", error: "late failure" },
{ type: "turn_canceled", provider: "codex", turnId: "turn-a", reason: "late cancel" },
];
for (const terminal of staleTerminals) {
const processed = new Promise<void>((resolve) => {
const unsubscribe = manager.subscribe(
(event) => {
if (
event.type === "agent_stream" &&
event.agentId === snapshot.id &&
event.event.type === terminal.type
) {
unsubscribe();
resolve();
}
},
{ agentId: snapshot.id, replayState: false },
);
});
capturedSession!.pushEvent(terminal);
await processed;
const stillRunning = manager.getAgent(snapshot.id);
expect(stillRunning?.lifecycle).toBe("running");
expect(stillRunning ? toAgentPayload(stillRunning).activeTurn?.turnId : null).toBe("turn-b");
expect(stillRunning?.lastError).toBe("turn-b marker");
expect(stillRunning?.lastUsage).toEqual({ inputTokens: 7 });
expect(stillRunning?.pendingPermissions.has("turn-b-permission")).toBe(true);
expect(manager.getTimeline(snapshot.id)).toEqual(timelineBeforeStaleTerminals);
}
capturedSession!.pushEvent({ type: "turn_completed", provider: "codex", turnId: "turn-b" });
await vi.waitFor(() => {
const settled = manager.getAgent(snapshot.id);
expect(settled?.lifecycle).toBe("idle");
expect(settled ? toAgentPayload(settled).activeTurn : null).toBeNull();
});
});
test("preserves terminal fallback when no active turn identity was observed", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-untracked-terminal-"));
const storage = new AgentStorage(join(workdir, "agents"), logger);
let capturedSession: TestAgentSession | null = null;
class LiveEventClient extends TestAgentClient {
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
capturedSession = new TestAgentSession(config);
return capturedSession;
}
}
const manager = new AgentManager({
clients: { codex: new LiveEventClient() },
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000136",
});
const snapshot = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
capturedSession!.pushEvent({
type: "turn_failed",
provider: "codex",
turnId: "untracked-turn",
error: "untracked failure",
});
await vi.waitFor(() => {
const failed = manager.getAgent(snapshot.id);
expect(failed?.lifecycle).toBe("error");
expect(failed?.lastError).toBe("untracked failure");
});
expect(manager.getTimeline(snapshot.id)).toContainEqual(
expect.objectContaining({
type: "assistant_message",
text: expect.stringContaining("untracked failure"),
}),
);
});
test("cancelAgentRun waits for an acknowledged autonomous interrupt to settle", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-live-cancel-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
class LiveInterruptSession extends TestAgentSession {
public interruptCount = 0;
readonly interruptCalled = deferred<void>();
override async interrupt(): Promise<void> {
this.interruptCount += 1;
this.interruptCalled.resolve(undefined);
}
}
class LiveInterruptClient extends TestAgentClient {
lastSession: LiveInterruptSession | null = null;
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
const session = new LiveInterruptSession(config);
this.lastSession = session;
return session;
}
}
const client = new LiveInterruptClient();
const manager = new AgentManager({
clients: {
codex: client,
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000129",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
);
const capturedSession = client.lastSession!;
await new Promise<void>((resolve) => {
const unsubscribe = manager.subscribe(
(event) => {
if (event.type !== "agent_state") {
return;
}
if (event.agent.id !== snapshot.id) {
return;
}
if (event.agent.lifecycle !== "running") {
return;
}
unsubscribe();
resolve();
},
{ agentId: snapshot.id, replayState: false },
);
capturedSession.pushEvent({
type: "turn_started",
provider: "codex",
turnId: "autonomous-cancel-1",
});
});
const beforeCancel = manager.getAgent(snapshot.id);
expect(beforeCancel?.lifecycle).toBe("running");
expect(beforeCancel?.activeForegroundTurnId).toBeNull();
let cancelSettled = false;
const cancelPromise = manager.cancelAgentRun(snapshot.id).finally(() => {
cancelSettled = true;
});
await capturedSession.interruptCalled.promise;
await new Promise((resolve) => setTimeout(resolve, 0));
expect(cancelSettled).toBe(false);
expect(client.lastSession?.interruptCount).toBe(1);
capturedSession.pushEvent({
type: "turn_canceled",
provider: "codex",
turnId: "autonomous-cancel-1",
reason: "interrupted",
});
await expect(cancelPromise).resolves.toEqual({ status: "settled" });
expect(manager.getAgent(snapshot.id)?.lifecycle).toBe("idle");
});
test("failed replacement cancellation preserves an autonomous running state", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-live-replace-rejected-"));
const storage = new AgentStorage(join(workdir, "agents"), logger);
class RejectingLiveInterruptSession extends TestAgentSession {
override async interrupt(): Promise<void> {
throw new Error("provider still owns the autonomous turn");
}
}
class RejectingLiveInterruptClient extends TestAgentClient {
readonly session = new RejectingLiveInterruptSession({
provider: "codex",
cwd: workdir,
});
override async createSession(): Promise<AgentSession> {
return this.session;
}
}
const client = new RejectingLiveInterruptClient();
const manager = new AgentManager({
clients: { codex: client },
registry: storage,
logger,
rescueTimeouts: { interruptSessionMs: 10 },
idFactory: () => "00000000-0000-4000-8000-000000000130",
});
try {
const agent = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
const running = waitForAgentLifecycle(manager, agent.id, "running");
client.session.pushEvent({
type: "turn_started",
provider: "codex",
turnId: "autonomous-replace-1",
});
await running;
await expect(manager.replaceAgentRun(agent.id, "replacement prompt")).rejects.toThrow(
`Cannot replace agent ${agent.id} because its active run cancellation was not acknowledged`,
);
expect(manager.getAgent(agent.id)).toMatchObject({
lifecycle: "running",
activeForegroundTurnId: null,
});
} finally {
rmSync(workdir, { recursive: true, force: true });
}
});
test("waitForAgentEvent waitForActive resolves for autonomous live-event run", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-live-wait-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
let capturedSession: TestAgentSession | null = null;
class LiveEventClient extends TestAgentClient {
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
const session = new TestAgentSession(config);
capturedSession = session;
return session;
}
}
const manager = new AgentManager({
clients: {
codex: new LiveEventClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000126",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
);
const autonomousTurnId = "autonomous-wait-1";
const waitPromise = manager.waitForAgentEvent(snapshot.id, { waitForActive: true });
capturedSession!.pushEvent({
type: "turn_started",
provider: "codex",
turnId: autonomousTurnId,
});
capturedSession!.pushEvent({
type: "turn_completed",
provider: "codex",
turnId: autonomousTurnId,
});
const result = await waitPromise;
expect(result.status).toBe("idle");
});
test("autonomous events arriving during foreground run are processed via subscribe", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-live-during-fg-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const releaseForeground = deferred<void>();
let capturedSession: TestAgentSession | null = null;
class ForegroundSession extends TestAgentSession {
override async startTurn(): Promise<{ turnId: string }> {
const turnId = "fg-turn-1";
setTimeout(async () => {
this.pushEvent({ type: "turn_started", provider: this.provider, turnId });
await releaseForeground.promise;
this.pushEvent({ type: "turn_completed", provider: this.provider, turnId });
}, 0);
return { turnId };
}
}
class ForegroundClient extends TestAgentClient {
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
const session = new ForegroundSession(config);
capturedSession = session;
return session;
}
}
const manager = new AgentManager({
clients: {
codex: new ForegroundClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000127",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
);
const foreground = manager.streamAgent(snapshot.id, "foreground run");
const foregroundResults = (async () => {
const events: AgentStreamEvent[] = [];
for await (const event of foreground) {
events.push(event);
}
return events;
})();
// Wait for the foreground turn to start (lifecycle -> running)
await new Promise<void>((resolve) => {
const unsub = manager.subscribe(
(event) => {
if (
event.type === "agent_state" &&
event.agent.id === snapshot.id &&
event.agent.lifecycle === "running"
) {
unsub();
resolve();
}
},
{ agentId: snapshot.id, replayState: true },
);
});
// Push autonomous events while foreground is active
const autonomousTurnId = "autonomous-during-fg-1";
capturedSession!.pushEvent({
type: "turn_started",
provider: "codex",
turnId: autonomousTurnId,
});
await vi.waitFor(() => {
const running = manager.getAgent(snapshot.id);
expect(running?.lifecycle).toBe("running");
expect(running ? toAgentPayload(running).activeTurn?.turnId : null).toBe("fg-turn-1");
});
capturedSession!.pushEvent({
type: "timeline",
provider: "codex",
item: { type: "assistant_message", text: "AUTONOMOUS_DURING_FOREGROUND" },
turnId: autonomousTurnId,
});
capturedSession!.pushEvent({
type: "turn_completed",
provider: "codex",
turnId: autonomousTurnId,
});
await vi.waitFor(() =>
expect(manager.getTimeline(snapshot.id)).toContainEqual({
type: "assistant_message",
text: "AUTONOMOUS_DURING_FOREGROUND",
}),
);
const stillForeground = manager.getAgent(snapshot.id);
expect(stillForeground?.lifecycle).toBe("running");
expect(stillForeground ? toAgentPayload(stillForeground).activeTurn?.turnId : null).toBe(
"fg-turn-1",
);
releaseForeground.resolve();
const foregroundEvents = await foregroundResults;
// Foreground stream should contain its own turn events but NOT autonomous events
expect(foregroundEvents.some((event) => event.type === "turn_completed")).toBe(true);
expect(
foregroundEvents.some(
(event) =>
event.type === "timeline" &&
event.item.type === "assistant_message" &&
event.item.text.includes("AUTONOMOUS_DURING_FOREGROUND"),
),
).toBe(false);
// Autonomous timeline item should still be recorded in the agent timeline
expect(manager.getTimeline(snapshot.id)).toContainEqual({
type: "assistant_message",
text: "AUTONOMOUS_DURING_FOREGROUND",
});
});
test("subscribe error isolation: throwing subscriber does not break event flow", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-subscribe-isolation-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
let capturedSession: TestAgentSession | null = null;
class IsolationClient extends TestAgentClient {
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
const session = new TestAgentSession(config);
capturedSession = session;
return session;
}
}
const manager = new AgentManager({
clients: {
codex: new IsolationClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000128",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
);
const receivedEvents: string[] = [];
const settled = new Promise<void>((resolve) => {
manager.subscribe(
(event) => {
if (
event.type === "agent_state" &&
event.agent.id === snapshot.id &&
event.agent.lifecycle === "idle"
) {
resolve();
}
if (event.type === "agent_stream" && event.agentId === snapshot.id) {
receivedEvents.push(event.event.type);
}
},
{ agentId: snapshot.id, replayState: false },
);
});
const autonomousTurnId = "autonomous-isolation-1";
capturedSession!.pushEvent({
type: "turn_started",
provider: "codex",
turnId: autonomousTurnId,
});
capturedSession!.pushEvent({
type: "timeline",
provider: "codex",
item: { type: "assistant_message", text: "EVENT_AFTER_ERROR" },
turnId: autonomousTurnId,
});
capturedSession!.pushEvent({
type: "turn_completed",
provider: "codex",
turnId: autonomousTurnId,
});
await settled;
expect(receivedEvents).toContain("turn_started");
expect(receivedEvents).toContain("timeline");
expect(receivedEvents).toContain("turn_completed");
expect(manager.getTimeline(snapshot.id)).toContainEqual({
type: "assistant_message",
text: "EVENT_AFTER_ERROR",
});
});
test("keeps updatedAt monotonic when user message and run start happen in the same millisecond", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const manager = new AgentManager({
clients: {
codex: new TestAgentClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000120",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
);
const nowSpy = vi.spyOn(Date, "now").mockReturnValue(1_750_000_000_000);
try {
await manager.appendTimelineItem(snapshot.id, { type: "user_message", text: "hello" });
const afterMessage = manager.getAgent(snapshot.id);
expect(afterMessage).toBeDefined();
const messageUpdatedAt = afterMessage!.updatedAt.getTime();
const stream = manager.streamAgent(snapshot.id, "hello");
// Advance the generator so startTurn runs and lifecycle transitions to running
await stream.next();
const afterRunStart = manager.getAgent(snapshot.id);
expect(afterRunStart).toBeDefined();
expect(afterRunStart!.updatedAt.getTime()).toBeGreaterThan(messageUpdatedAt);
// Drain the rest of the stream
while (true) {
const next = await stream.next();
if (next.done) break;
}
} finally {
nowSpy.mockRestore();
}
});
test("runAgent assembles finalText from trailing assistant chunks", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const expectedFinalText =
'```json\n{"message":"Reserve space for archive button in sidebar agent list"}\n```';
class ChunkedAssistantSession implements AgentSession {
readonly provider = "codex" as const;
readonly capabilities = TEST_CAPABILITIES;
readonly id = randomUUID();
private subs = new Set<(event: AgentStreamEvent) => void>();
private turnCounter = 0;
async run(): Promise<AgentRunResult> {
return {
sessionId: this.id,
finalText: "",
timeline: [],
};
}
async startTurn(): Promise<{ turnId: string }> {
const turnId = `chunked-turn-${++this.turnCounter}`;
setTimeout(() => {
for (const cb of this.subs) {
cb({ type: "turn_started", provider: this.provider, turnId });
cb({
type: "timeline",
provider: this.provider,
item: {
type: "assistant_message",
text: '```json\n{"message":"Reserve space for archive button in side',
},
turnId,
});
cb({
type: "timeline",
provider: this.provider,
item: {
type: "assistant_message",
text: 'bar agent list"}\n```',
},
turnId,
});
cb({ type: "turn_completed", provider: this.provider, turnId });
}
}, 0);
return { turnId };
}
subscribe(callback: (event: AgentStreamEvent) => void): () => void {
this.subs.add(callback);
return () => {
this.subs.delete(callback);
};
}
async *streamHistory(): AsyncGenerator<AgentStreamEvent> {}
async getRuntimeInfo() {
return {
provider: this.provider,
sessionId: this.id,
model: null,
modeId: null,
};
}
async getAvailableModes() {
return [];
}
async getCurrentMode() {
return null;
}
async setMode(): Promise<void> {}
getPendingPermissions() {
return [];
}
async respondToPermission(): Promise<void> {}
describePersistence() {
return {
provider: this.provider,
sessionId: this.id,
};
}
async interrupt(): Promise<void> {}
async close(): Promise<void> {}
}
class ChunkedAssistantClient implements AgentClient {
readonly provider = "codex" as const;
readonly capabilities = TEST_CAPABILITIES;
async isAvailable(): Promise<boolean> {
return true;
}
async createSession(): Promise<AgentSession> {
return new ChunkedAssistantSession();
}
async resumeSession(): Promise<AgentSession> {
return new ChunkedAssistantSession();
}
}
const manager = new AgentManager({
clients: {
codex: new ChunkedAssistantClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000113",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
);
const result = await manager.runAgent(snapshot.id, "generate commit message");
expect(result.finalText).toBe(expectedFinalText);
});
test("listAgents excludes internal agents", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const generatedAgentIds = [
"00000000-0000-4000-8000-000000000105",
"00000000-0000-4000-8000-000000000106",
];
let agentCounter = 0;
const manager = new AgentManager({
clients: {
codex: new TestAgentClient(),
},
registry: storage,
logger,
idFactory: () => generatedAgentIds[agentCounter++] ?? randomUUID(),
});
// Create a normal agent
await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Normal Agent",
},
undefined,
{ workspaceId: undefined },
);
// Create an internal agent
await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Internal Agent",
internal: true,
},
undefined,
{ workspaceId: undefined },
);
const agents = manager.listAgents();
expect(agents).toHaveLength(1);
expect(agents[0]?.config.title).toBe("Normal Agent");
});
test("getAgent returns internal agents by ID", async () => {
const internalAgentId = "00000000-0000-4000-8000-000000000107";
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const manager = new AgentManager({
clients: {
codex: new TestAgentClient(),
},
registry: storage,
logger,
idFactory: () => internalAgentId,
});
await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Internal Agent",
internal: true,
},
undefined,
{ workspaceId: undefined },
);
const agent = manager.getAgent(internalAgentId);
expect(agent).not.toBeNull();
expect(agent?.internal).toBe(true);
});
test("subscribe does not emit state events for internal agents to global subscribers", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const generatedAgentIds = [
"00000000-0000-4000-8000-000000000108",
"00000000-0000-4000-8000-000000000109",
];
let agentCounter = 0;
const manager = new AgentManager({
clients: {
codex: new TestAgentClient(),
},
registry: storage,
logger,
idFactory: () => generatedAgentIds[agentCounter++] ?? randomUUID(),
});
const receivedEvents: string[] = [];
manager.subscribe((event) => {
if (event.type === "agent_state") {
receivedEvents.push(event.agent.id);
}
});
// Create a normal agent - should emit
await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Normal Agent",
},
undefined,
{ workspaceId: undefined },
);
// Create an internal agent - should NOT emit to global subscriber
await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Internal Agent",
internal: true,
},
undefined,
{ workspaceId: undefined },
);
// Should only have events from the normal agent
expect(receivedEvents.filter((id) => id === generatedAgentIds[0]).length).toBeGreaterThan(0);
expect(receivedEvents.filter((id) => id === generatedAgentIds[1]).length).toBe(0);
});
test("subscribe hides provider subagents of internal parents from global subscribers", async () => {
const internalAgentId = "00000000-0000-4000-8000-000000000117";
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-internal-provider-child-"));
const storage = new AgentStorage(join(workdir, "agents"), logger);
const sessionHolder: { current: TestAgentSession | null } = { current: null };
class InternalProviderChildClient extends TestAgentClient {
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
sessionHolder.current = new TestAgentSession(config);
return sessionHolder.current;
}
}
const manager = new AgentManager({
clients: { codex: new InternalProviderChildClient() },
registry: storage,
logger,
idFactory: () => internalAgentId,
});
const globalEvents: AgentManagerEvent[] = [];
const scopedEvents: AgentManagerEvent[] = [];
manager.subscribe((event) => globalEvents.push(event), { replayState: false });
await manager.createAgent(
{ provider: "codex", cwd: workdir, title: "Internal Agent", internal: true },
undefined,
{ workspaceId: undefined },
);
manager.subscribe((event) => scopedEvents.push(event), {
agentId: internalAgentId,
replayState: false,
});
sessionHolder.current?.pushEvent({
type: "provider_subagent",
provider: "codex",
event: { type: "upsert", id: "hidden-child", title: "Hidden child", status: "running" },
});
await manager.flush();
expect(globalEvents.filter((event) => event.type === "provider_subagent")).toEqual([]);
expect(scopedEvents).toContainEqual(
expect.objectContaining({
type: "provider_subagent",
event: expect.objectContaining({
type: "upsert",
subagent: expect.objectContaining({
id: "hidden-child",
parentAgentId: internalAgentId,
}),
}),
}),
);
expect(() => manager.listProviderSubagents(internalAgentId)).toThrow(
`Unknown agent '${internalAgentId}'`,
);
expect(() => manager.getProviderSubagent(internalAgentId, "hidden-child")).toThrow(
`Unknown agent '${internalAgentId}'`,
);
expect(() => manager.fetchProviderSubagentTimeline(internalAgentId, "hidden-child")).toThrow(
`Unknown agent '${internalAgentId}'`,
);
expect(manager.listProviderSubagentActivity()).toEqual([]);
});
test("subscribe emits state events for internal agents when subscribed by agentId", async () => {
const internalAgentId = "00000000-0000-4000-8000-000000000110";
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const manager = new AgentManager({
clients: {
codex: new TestAgentClient(),
},
registry: storage,
logger,
idFactory: () => internalAgentId,
});
const receivedEvents: string[] = [];
// Subscribe specifically to the internal agent
manager.subscribe(
(event) => {
if (event.type === "agent_state") {
receivedEvents.push(event.agent.id);
}
},
{ agentId: internalAgentId, replayState: false },
);
await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Internal Agent",
internal: true,
},
undefined,
{ workspaceId: undefined },
);
// Should receive events when subscribed by specific agentId
expect(receivedEvents.filter((id) => id === internalAgentId).length).toBeGreaterThan(0);
});
test("subscribe fails when filter agentId is not a UUID", () => {
const manager = new AgentManager({
clients: {
codex: new TestAgentClient(),
},
logger,
});
expect(() =>
manager.subscribe(() => {}, {
agentId: "invalid-agent-id",
}),
).toThrow("subscribe: agentId must be a UUID");
});
test("onAgentAttention is not called for internal agents", async () => {
const internalAgentId = "00000000-0000-4000-8000-000000000111";
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const attentionCalls: string[] = [];
const manager = new AgentManager({
clients: {
codex: new TestAgentClient(),
},
registry: storage,
logger,
idFactory: () => internalAgentId,
onAgentAttention: ({ agentId }) => {
attentionCalls.push(agentId);
},
});
const agent = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Internal Agent",
internal: true,
},
undefined,
{ workspaceId: undefined },
);
// Run and complete the agent (which normally triggers attention)
await manager.runAgent(agent.id, "hello");
// Should NOT have triggered attention callback for internal agent
expect(attentionCalls).toHaveLength(0);
});
test("onAgentAttention is not called for delegated child agents", async () => {
const childAgentId = "00000000-0000-4000-8000-000000000112";
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const attentionCalls: string[] = [];
const manager = new AgentManager({
clients: {
codex: new TestAgentClient(),
},
registry: storage,
logger,
idFactory: () => childAgentId,
onAgentAttention: ({ agentId }) => {
attentionCalls.push(agentId);
},
});
const agent = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Delegated Child Agent",
},
undefined,
{ labels: { [PARENT_AGENT_ID_LABEL]: "parent-agent" }, workspaceId: undefined },
);
await manager.runAgent(agent.id, "hello");
expect(attentionCalls).toEqual([]);
});
test("clearAgentAttention on errored agent stays cleared until a new error transition", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-attention-error-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
class FailingSession extends TestAgentSession {
private attempt = 0;
override async startTurn(): Promise<{ turnId: string }> {
this.attempt += 1;
const attempt = this.attempt;
const turnId = `fail-turn-${attempt}`;
setTimeout(() => {
this.pushEvent({ type: "turn_started", provider: this.provider, turnId });
this.pushEvent({
type: "turn_failed",
provider: this.provider,
error: `boom-${attempt}`,
turnId,
});
}, 0);
return { turnId };
}
}
class FailingClient implements AgentClient {
readonly provider = "codex" as const;
readonly capabilities = TEST_CAPABILITIES;
async isAvailable(): Promise<boolean> {
return true;
}
async createSession(config: AgentSessionConfig): Promise<AgentSession> {
return new FailingSession(config);
}
async resumeSession(config?: Partial<AgentSessionConfig>): Promise<AgentSession> {
return new FailingSession({
provider: "codex",
cwd: config?.cwd ?? process.cwd(),
});
}
}
const attentionReasons: Array<"finished" | "error" | "permission"> = [];
const manager = new AgentManager({
clients: {
codex: new FailingClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000130",
onAgentAttention: ({ reason }) => {
attentionReasons.push(reason);
},
});
const agent = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Attention transition test",
},
undefined,
{ workspaceId: undefined },
);
await expect(manager.runAgent(agent.id, "fail once")).rejects.toThrow("boom-1");
await manager.flush();
const afterFirstFailure = manager.getAgent(agent.id);
expect(afterFirstFailure?.lifecycle).toBe("error");
expect(afterFirstFailure?.attention.requiresAttention).toBe(true);
expect(afterFirstFailure?.attention).toMatchObject({
requiresAttention: true,
attentionReason: "error",
});
const persistedAfterFirstFailure = await storage.get(agent.id);
expect(persistedAfterFirstFailure?.lastStatus).toBe("error");
expect(persistedAfterFirstFailure?.requiresAttention).toBe(true);
expect(persistedAfterFirstFailure?.attentionReason).toBe("error");
await manager.clearAgentAttention(agent.id);
manager.notifyAgentState(agent.id);
await manager.flush();
const afterClear = manager.getAgent(agent.id);
expect(afterClear?.lifecycle).toBe("error");
expect(afterClear?.attention).toEqual({ requiresAttention: false });
const persistedAfterClear = await storage.get(agent.id);
expect(persistedAfterClear?.lastStatus).toBe("error");
expect(persistedAfterClear?.requiresAttention).toBe(false);
expect(persistedAfterClear?.attentionReason).toBeNull();
await expect(manager.runAgent(agent.id, "fail again")).rejects.toThrow("boom-2");
await manager.flush();
const afterSecondFailure = manager.getAgent(agent.id);
expect(afterSecondFailure?.lifecycle).toBe("error");
expect(afterSecondFailure?.attention).toMatchObject({
requiresAttention: true,
attentionReason: "error",
});
expect(attentionReasons).toEqual(["error", "error"]);
const persistedAfterSecondFailure = await storage.get(agent.id);
expect(persistedAfterSecondFailure?.lastStatus).toBe("error");
expect(persistedAfterSecondFailure?.requiresAttention).toBe(true);
expect(persistedAfterSecondFailure?.attentionReason).toBe("error");
});
test("streamAgent clears pending run when startTurn fails before a turn id exists", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-start-turn-failure-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
class FailsOnceBeforeTurnSession extends TestAgentSession {
private attempt = 0;
override async startTurn(): Promise<{ turnId: string }> {
this.attempt += 1;
if (this.attempt === 1) {
throw new Error("Invalid request: missing field `text`");
}
return super.startTurn();
}
}
class FailsOnceClient implements AgentClient {
readonly provider = "codex" as const;
readonly capabilities = TEST_CAPABILITIES;
readonly session = new FailsOnceBeforeTurnSession({
provider: "codex",
cwd: workdir,
});
async isAvailable(): Promise<boolean> {
return true;
}
async createSession(): Promise<AgentSession> {
return this.session;
}
async resumeSession(): Promise<AgentSession> {
return this.session;
}
}
const manager = new AgentManager({
clients: {
codex: new FailsOnceClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000131",
});
const agent = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Start turn failure cleanup",
},
undefined,
{ workspaceId: undefined },
);
await expect(manager.runAgent(agent.id, "fail before turn id")).rejects.toThrow(
"Invalid request: missing field `text`",
);
await expect(manager.runAgent(agent.id, "second turn")).resolves.toEqual(
expect.objectContaining({
sessionId: expect.any(String),
canceled: false,
}),
);
});
test("acknowledged cancellation settles a pending run before it has a turn id", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-cancel-pending-start-"));
const startEntered = deferred<void>();
let rejectStart!: (error: Error) => void;
const stalledStart = new Promise<{ turnId: string }>((_resolve, reject) => {
rejectStart = reject;
});
class PendingStartSession extends TestAgentSession {
override async startTurn(): Promise<{ turnId: string }> {
startEntered.resolve();
return await stalledStart;
}
override async interrupt(): Promise<void> {}
}
class PendingStartClient extends TestAgentClient {
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
return new PendingStartSession(config);
}
}
const manager = new AgentManager({
clients: { codex: new PendingStartClient() },
registry: new AgentStorage(join(workdir, "agents"), logger),
logger,
idFactory: () => "00000000-0000-4000-8000-000000000132",
});
try {
const agent = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
const firstRun = manager.runAgent(agent.id, "start a turn");
void firstRun.catch(() => undefined);
await startEntered.promise;
expect(manager.getAgent(agent.id)?.lifecycle).toBe("idle");
expect(manager.hasInFlightRun(agent.id)).toBe(true);
await expect(manager.cancelAgentRun(agent.id)).resolves.toEqual({ status: "settled" });
expect(manager.hasInFlightRun(agent.id)).toBe(false);
expect(manager.getAgent(agent.id)?.lifecycle).toBe("idle");
rejectStart(new Error("released canceled start"));
await expect(firstRun).rejects.toThrow("released canceled start");
expect(manager.getAgent(agent.id)?.lifecycle).toBe("idle");
} finally {
rejectStart(new Error("test cleanup"));
if (manager.getAgent("00000000-0000-4000-8000-000000000132")) {
await manager.closeAgent("00000000-0000-4000-8000-000000000132");
}
rmSync(workdir, { recursive: true, force: true });
}
});
test("archiveAgent persists archivedAt and updatedAt before emitting closed state", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-archive-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const manager = new AgentManager({
clients: {
codex: new TestAgentClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000131",
});
const agent = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Archive target",
},
undefined,
{ workspaceId: undefined },
);
const lifecycles: string[] = [];
manager.subscribe(
(event) => {
if (event.type === "agent_state" && event.agent.id === agent.id) {
lifecycles.push(event.agent.lifecycle);
}
},
{ agentId: agent.id, replayState: false },
);
const { archivedAt } = await manager.archiveAgent(agent.id);
const stored = await storage.get(agent.id);
expect(stored).toMatchObject({
id: agent.id,
archivedAt,
lastStatus: "closed",
requiresAttention: false,
attentionReason: null,
attentionTimestamp: null,
});
expect(
Math.abs(new Date(stored!.updatedAt).getTime() - new Date(archivedAt).getTime()),
).toBeLessThanOrEqual(5);
expect(lifecycles.slice(-2)).toEqual(["idle", "closed"]);
});
test("fires onAgentArchived for archived parent and cascaded children", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-archived-hook-cascade-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const archivedIds: string[] = [];
const manager = new AgentManager({
clients: { codex: new TestAgentClient() },
registry: storage,
logger,
});
manager.setAgentArchivedCallback((agentId) => {
archivedIds.push(agentId);
});
const liveParent = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Parent",
},
undefined,
{ workspaceId: undefined },
);
const liveChild = await manager.createAgent(
{ provider: "codex", cwd: workdir, title: "Child" },
undefined,
{ labels: { [PARENT_AGENT_ID_LABEL]: liveParent.id }, workspaceId: undefined },
);
await manager.archiveAgent(liveParent.id);
expect([...archivedIds].sort()).toEqual([liveChild.id, liveParent.id].sort());
});
test("fires onAgentArchived for stored-only snapshot archives", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-archived-hook-snapshot-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const archivedIds: string[] = [];
const manager = new AgentManager({
clients: { codex: new TestAgentClient() },
registry: storage,
logger,
});
manager.setAgentArchivedCallback((agentId) => {
archivedIds.push(agentId);
});
const storedOnly = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Stored only",
},
undefined,
{ workspaceId: undefined },
);
await manager.closeAgent(storedOnly.id);
await manager.archiveSnapshot(storedOnly.id, new Date().toISOString());
expect(archivedIds).toEqual([storedOnly.id]);
});
test("native archive and restore release the loaded session writer", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-native-archive-writer-"));
class WriterClient extends NativeArchiveRecordingClient {
session: CloseRecordingTestAgentSession | undefined;
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
this.session = new CloseRecordingTestAgentSession(config);
return this.session;
}
override async resumeSession(
_handle: AgentPersistenceHandle,
config?: Partial<AgentSessionConfig>,
): Promise<AgentSession> {
return this.createSession({ provider: "codex", cwd: workdir, ...config });
}
override async archiveNativeSession(handle: AgentPersistenceHandle): Promise<void> {
if (!this.session?.closed) throw new Error("native thread has an active writer");
await super.archiveNativeSession(handle);
}
override async unarchiveNativeSession(handle: AgentPersistenceHandle): Promise<void> {
if (!this.session?.closed) throw new Error("native thread has an active writer");
await super.unarchiveNativeSession(handle);
}
}
const client = new WriterClient();
const storage = new AgentStorage(join(workdir, "agents"), logger);
const manager = new AgentManager({ clients: { codex: client }, registry: storage, logger });
try {
const agent = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
await manager.archiveAgent(agent.id);
expect(client.archivedHandles).toHaveLength(1);
// Opening archived history can retain a writer, including records archived by older daemons.
await ensureAgentLoaded(agent.id, { agentManager: manager, agentStorage: storage, logger });
expect(client.session?.closed).toBe(false);
await manager.unarchiveSnapshot(agent.id);
expect(client.unarchivedHandles).toHaveLength(1);
expect((await storage.get(agent.id))?.archivedAt).toBeNull();
expect(client.session?.closed).toBe(true);
await ensureAgentLoaded(agent.id, { agentManager: manager, agentStorage: storage, logger });
expect(client.session?.closed).toBe(false);
} finally {
for (const agent of manager.listAgents()) await manager.closeAgent(agent.id);
rmSync(workdir, { recursive: true, force: true });
}
});
test("unarchiveSnapshot skips native provider unarchive for active records", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-unarchive-active-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const client = new NativeArchiveRecordingClient();
const manager = new AgentManager({
clients: { codex: client },
registry: storage,
logger,
});
const agent = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Active unarchive target",
},
undefined,
{ workspaceId: undefined },
);
const unarchived = await manager.unarchiveSnapshot(agent.id);
expect(unarchived).toBe(false);
expect(client.unarchivedHandles).toEqual([]);
});
test("unarchiveSnapshot unarchives native provider storage before clearing archivedAt", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-native-unarchive-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const client = new NativeArchiveRecordingClient();
const manager = new AgentManager({
clients: { codex: client },
registry: storage,
logger,
});
const agent = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Native unarchive target",
},
undefined,
{
workspaceId: undefined,
labels: { [PARENT_AGENT_ID_LABEL]: "archived-parent", retained: "yes" },
},
);
await manager.archiveAgent(agent.id);
client.readArchivedAtDuringUnarchive = async () => (await storage.get(agent.id))?.archivedAt;
const unarchived = await manager.unarchiveSnapshot(agent.id, {
workspaceId: "ws-restored",
labels: { [PARENT_AGENT_ID_LABEL]: null, source: "reimport" },
});
const stored = await storage.get(agent.id);
expect(unarchived).toBe(true);
expect(client.archivedHandles).toHaveLength(1);
expect(client.unarchivedHandles).toEqual(client.archivedHandles);
expect(client.archivedAtDuringUnarchive).toEqual(expect.any(String));
expect(stored?.archivedAt).toBeNull();
expect(stored?.workspaceId).toBe("ws-restored");
expect(stored?.labels).toEqual({ retained: "yes", source: "reimport" });
});
test("unarchiveSnapshotByHandle unarchives native provider storage for the matched snapshot", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-native-unarchive-handle-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const client = new NativeArchiveRecordingClient();
const manager = new AgentManager({
clients: { codex: client },
registry: storage,
logger,
});
const agent = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Native unarchive by handle target",
},
undefined,
{ workspaceId: undefined },
);
await manager.archiveAgent(agent.id);
const archived = await storage.get(agent.id);
if (!archived?.persistence) {
throw new Error("expected archived snapshot to have persistence");
}
await manager.unarchiveSnapshotByHandle(archived.persistence);
const stored = await storage.get(agent.id);
expect(client.unarchivedHandles).toEqual(client.archivedHandles);
expect(stored?.archivedAt).toBeNull();
});
test("unarchiveSnapshot keeps the stored record archived when native unarchive fails", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-native-unarchive-failure-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const client = new NativeArchiveRecordingClient();
const manager = new AgentManager({
clients: { codex: client },
registry: storage,
logger,
});
const agent = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Native unarchive failure target",
},
undefined,
{ workspaceId: undefined },
);
await manager.archiveAgent(agent.id);
client.unarchiveFailure = new Error("provider still archived");
await expect(manager.unarchiveSnapshot(agent.id)).rejects.toThrow("provider still archived");
const stored = await storage.get(agent.id);
expect(stored?.archivedAt).toEqual(expect.any(String));
expect(client.unarchivedHandles).toHaveLength(1);
});
test("archiveAgent cascade archives in-memory children with the full archive contract", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-cascade-contract-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const manager = new AgentManager({
clients: {
codex: new TestAgentClient(),
},
registry: storage,
logger,
});
const parent = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Parent",
},
undefined,
{ workspaceId: undefined },
);
const child = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Child",
},
undefined,
{ labels: { [PARENT_AGENT_ID_LABEL]: parent.id }, workspaceId: undefined },
);
const unrelated = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Unrelated",
},
undefined,
{ workspaceId: undefined },
);
await manager.archiveAgent(parent.id);
const storedParent = await storage.get(parent.id);
const storedChild = await storage.get(child.id);
const storedUnrelated = await storage.get(unrelated.id);
expectArchivedAgentRecord(storedParent, "closed");
expectArchivedAgentRecord(storedChild, "closed");
expect(storedUnrelated?.archivedAt).toBeUndefined();
});
test("archiveAgent detaches an open same-workspace child instead of cascading", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-cascade-open-child-"));
const storage = new AgentStorage(join(workdir, "agents"), logger);
const manager = new AgentManager({
clients: { codex: new TestAgentClient() },
registry: storage,
logger,
});
const parent = await manager.createAgent(
{ provider: "codex", cwd: workdir, title: "Parent" },
undefined,
{ workspaceId: "workspace-a" },
);
const child = await manager.createAgent(
{ provider: "codex", cwd: workdir, title: "Open child" },
undefined,
{
workspaceId: "workspace-a",
labels: {
[PARENT_AGENT_ID_LABEL]: parent.id,
[DESKTOP_OPEN_AGENT_TAB_LABEL]: "false",
[MOBILE_OPEN_AGENT_TAB_LABEL]: "true",
},
},
);
await manager.archiveAgent(parent.id);
const storedChild = await storage.get(child.id);
expect(storedChild?.archivedAt).toBeUndefined();
expect(storedChild?.labels[PARENT_AGENT_ID_LABEL]).toBeUndefined();
expect(storedChild?.labels[DESKTOP_OPEN_AGENT_TAB_LABEL]).toBeUndefined();
expect(storedChild?.labels[MOBILE_OPEN_AGENT_TAB_LABEL]).toBeUndefined();
expect(manager.getAgent(child.id)?.id).toBe(child.id);
});
test("archiveAgent detaches a cross-workspace child even when its tab is closed", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-cascade-cross-workspace-child-"));
const storage = new AgentStorage(join(workdir, "agents"), logger);
const manager = new AgentManager({
clients: { codex: new TestAgentClient() },
registry: storage,
logger,
});
const parent = await manager.createAgent(
{ provider: "codex", cwd: workdir, title: "Parent" },
undefined,
{ workspaceId: "workspace-a" },
);
const child = await manager.createAgent(
{ provider: "codex", cwd: workdir, title: "Cross-workspace child" },
undefined,
{
workspaceId: "workspace-b",
labels: {
[PARENT_AGENT_ID_LABEL]: parent.id,
[DESKTOP_OPEN_AGENT_TAB_LABEL]: "false",
},
},
);
await manager.archiveAgent(parent.id);
const storedChild = await storage.get(child.id);
expect(storedChild?.archivedAt).toBeUndefined();
expect(storedChild?.workspaceId).toBe("workspace-b");
expect(storedChild?.labels[PARENT_AGENT_ID_LABEL]).toBeUndefined();
});
test("archiveAgent re-reads a child before deciding whether to cascade", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-cascade-fresh-child-"));
class ChildOpensAfterCascadeListStorage extends AgentStorage {
childId: string | null = null;
override async list(): Promise<StoredAgentRecord[]> {
const records = await super.list();
const parentIsArchived = records.some(
(record) => record.id !== this.childId && Boolean(record.archivedAt),
);
const staleChild = records.find((record) => record.id === this.childId);
if (parentIsArchived && staleChild) {
await super.upsert({
...staleChild,
labels: { ...staleChild.labels, [MOBILE_OPEN_AGENT_TAB_LABEL]: "true" },
});
}
return records;
}
}
const storage = new ChildOpensAfterCascadeListStorage(join(workdir, "agents"), logger);
const manager = new AgentManager({
clients: { codex: new TestAgentClient() },
registry: storage,
logger,
});
const parent = await manager.createAgent(
{ provider: "codex", cwd: workdir, title: "Parent" },
undefined,
{ workspaceId: "workspace-a" },
);
const child = await manager.createAgent(
{ provider: "codex", cwd: workdir, title: "Late-open child" },
undefined,
{
workspaceId: "workspace-a",
labels: {
[PARENT_AGENT_ID_LABEL]: parent.id,
[MOBILE_OPEN_AGENT_TAB_LABEL]: "false",
},
},
);
storage.childId = child.id;
await manager.archiveAgent(parent.id);
const storedChild = await storage.get(child.id);
expect(storedChild?.archivedAt).toBeUndefined();
expect(storedChild?.labels[PARENT_AGENT_ID_LABEL]).toBeUndefined();
});
test("archiveAgent cannot overtake a received child open-tab update", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-cascade-open-race-"));
const markerWriteStarted = deferred<void>();
const releaseMarkerWrite = deferred<void>();
class BlockingOpenMarkerStorage extends AgentStorage {
childId: string | null = null;
override async applySnapshot(
agent: ManagedAgent,
options?: { title?: string | null; internal?: boolean },
): Promise<void> {
if (agent.id === this.childId && agent.labels[MOBILE_OPEN_AGENT_TAB_LABEL] === "true") {
markerWriteStarted.resolve();
await releaseMarkerWrite.promise;
}
await super.applySnapshot(agent, options);
}
}
const storage = new BlockingOpenMarkerStorage(join(workdir, "agents"), logger);
const manager = new AgentManager({
clients: { codex: new TestAgentClient() },
registry: storage,
logger,
});
const parent = await manager.createAgent(
{ provider: "codex", cwd: workdir, title: "Parent" },
undefined,
{ workspaceId: "workspace-a" },
);
const child = await manager.createAgent(
{ provider: "codex", cwd: workdir, title: "Opening child" },
undefined,
{
workspaceId: "workspace-a",
labels: { [PARENT_AGENT_ID_LABEL]: parent.id },
},
);
storage.childId = child.id;
const markOpen = manager.updateAgentMetadata(child.id, {
labels: { [MOBILE_OPEN_AGENT_TAB_LABEL]: "true" },
});
await markerWriteStarted.promise;
const archiveParent = manager.archiveAgent(parent.id);
releaseMarkerWrite.resolve();
await Promise.all([markOpen, archiveParent]);
const storedChild = await storage.get(child.id);
expect(storedChild?.archivedAt).toBeUndefined();
expect(storedChild?.labels[PARENT_AGENT_ID_LABEL]).toBeUndefined();
});
test("archiveAgent cascade closes a running child runtime", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-cascade-running-child-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const finishRun = deferred<void>();
class RunningChildSession extends TestAgentSession {
closeCalled = false;
override async startTurn(): Promise<{ turnId: string }> {
const turnId = "running-child-turn";
void (async () => {
this.pushEvent({ type: "turn_started", provider: this.provider, turnId });
await finishRun.promise;
this.pushEvent({ type: "turn_completed", provider: this.provider, turnId });
})();
return { turnId };
}
override async close(): Promise<void> {
this.closeCalled = true;
}
}
class RunningChildClient extends TestAgentClient {
readonly sessions: RunningChildSession[] = [];
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
const session = new RunningChildSession(config);
this.sessions.push(session);
return session;
}
}
const client = new RunningChildClient();
const manager = new AgentManager({
clients: {
codex: client,
},
registry: storage,
logger,
});
const parent = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Parent",
},
undefined,
{ workspaceId: undefined },
);
const child = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Running Child",
},
undefined,
{ labels: { [PARENT_AGENT_ID_LABEL]: parent.id }, workspaceId: undefined },
);
const childSession = client.sessions[1];
const childLifecycleEvents: string[] = [];
const unsubscribe = manager.subscribe(
(event) => {
if (event.type === "agent_state" && event.agent.id === child.id) {
childLifecycleEvents.push(event.agent.lifecycle);
}
},
{ agentId: child.id, replayState: false },
);
const childRun = manager.streamAgent(child.id, "keep running");
const drainChildRun = (async () => {
for await (const _event of childRun) {
// Drain the foreground turn while archive closes it.
}
})();
await manager.waitForAgentRunStart(child.id);
await manager.archiveAgent(parent.id);
finishRun.resolve();
await drainChildRun;
unsubscribe();
expect(childSession?.closeCalled).toBe(true);
expect(manager.getAgent(child.id)).toBeNull();
expect(childLifecycleEvents).toContain("closed");
});
test("archiveAgent cascade archives off-memory children with the full archive contract", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-cascade-off-memory-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const manager = new AgentManager({
clients: {
codex: new TestAgentClient(),
},
registry: storage,
logger,
});
const parent = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Parent",
},
undefined,
{ workspaceId: undefined },
);
const child = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Off-memory Child",
},
undefined,
{ labels: { [PARENT_AGENT_ID_LABEL]: parent.id }, workspaceId: undefined },
);
const managerInternals = manager as unknown as {
agents: Map<string, unknown>;
};
managerInternals.agents.delete(child.id);
await manager.archiveAgent(parent.id);
expectArchivedAgentRecord(await storage.get(child.id), "idle");
});
test("archiveAgent cascade notifies subscribers for in-memory and off-memory children", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-cascade-notifications-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const manager = new AgentManager({
clients: {
codex: new TestAgentClient(),
},
registry: storage,
logger,
});
const parent = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Parent",
},
undefined,
{ workspaceId: undefined },
);
const inMemoryChild = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "In-memory Child",
},
undefined,
{ labels: { [PARENT_AGENT_ID_LABEL]: parent.id }, workspaceId: undefined },
);
const offMemoryChild = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Off-memory Child",
},
undefined,
{ labels: { [PARENT_AGENT_ID_LABEL]: parent.id }, workspaceId: undefined },
);
const managerInternals = manager as unknown as {
agents: Map<string, unknown>;
};
managerInternals.agents.delete(offMemoryChild.id);
const cascadedChildEvents: string[] = [];
const unsubscribe = manager.subscribe(
(event) => {
if (event.type !== "agent_state") {
return;
}
if (event.agent.id === inMemoryChild.id || event.agent.id === offMemoryChild.id) {
cascadedChildEvents.push(event.agent.id);
}
},
{ replayState: false },
);
await manager.archiveAgent(parent.id);
unsubscribe();
expect({
inMemoryChildNotified: cascadedChildEvents.includes(inMemoryChild.id),
offMemoryChildNotified: cascadedChildEvents.includes(offMemoryChild.id),
}).toEqual({
inMemoryChildNotified: true,
offMemoryChildNotified: true,
});
});
test("archiveAgent cascade surfaces partial child archive failures", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-cascade-partial-failure-"));
const storagePath = join(workdir, "agents");
let failingChildId: string | null = null;
class FailingChildArchiveStorage extends AgentStorage {
override async upsert(record: StoredAgentRecord): Promise<void> {
if (record.id === failingChildId && record.archivedAt) {
throw new Error(`Injected cascade archive failure for ${record.id}`);
}
await super.upsert(record);
}
}
const storage = new FailingChildArchiveStorage(storagePath, logger);
const manager = new AgentManager({
clients: {
codex: new TestAgentClient(),
},
registry: storage,
logger,
});
const parent = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Parent",
},
undefined,
{ workspaceId: undefined },
);
const child = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Failing Child",
},
undefined,
{ labels: { [PARENT_AGENT_ID_LABEL]: parent.id }, workspaceId: undefined },
);
failingChildId = child.id;
await expect(manager.archiveAgent(parent.id)).rejects.toThrow(
`Injected cascade archive failure for ${child.id}`,
);
});
test("turn_failed emits a system error assistant timeline message and keeps error lifecycle", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-turn-failed-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
class TurnFailedSession extends TestAgentSession {
override async startTurn(): Promise<{ turnId: string }> {
const turnId = "turn-failed-1";
setTimeout(() => {
this.pushEvent({ type: "turn_started", provider: this.provider, turnId });
this.pushEvent({
type: "turn_failed",
provider: this.provider,
error: "invalid model id",
turnId,
});
}, 0);
return { turnId };
}
}
class TurnFailedClient implements AgentClient {
readonly provider = "codex" as const;
readonly capabilities = TEST_CAPABILITIES;
async isAvailable(): Promise<boolean> {
return true;
}
async createSession(config: AgentSessionConfig): Promise<AgentSession> {
return new TurnFailedSession(config);
}
async resumeSession(config?: Partial<AgentSessionConfig>): Promise<AgentSession> {
return new TurnFailedSession({
provider: "codex",
cwd: config?.cwd ?? process.cwd(),
});
}
}
const manager = new AgentManager({
clients: {
codex: new TurnFailedClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000131",
});
const agent = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Turn failed test",
},
undefined,
{ workspaceId: undefined },
);
await expect(manager.runAgent(agent.id, "hello")).rejects.toThrow("invalid model id");
const snapshot = manager.getAgent(agent.id);
expect(snapshot?.lifecycle).toBe("error");
expect(snapshot?.lastError).toBe("invalid model id");
const systemErrors = manager
.getTimeline(agent.id)
.filter(
(item): item is Extract<AgentTimelineItem, { type: "assistant_message" }> =>
item.type === "assistant_message" && item.text.includes("[System Error]"),
);
expect(systemErrors).toHaveLength(1);
expect(systemErrors[0]?.text).toContain("invalid model id");
});
test("turn_failed surfaces provider code and diagnostic in system error message", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-turn-failed-detail-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
class DetailedFailureSession extends TestAgentSession {
override async startTurn(): Promise<{ turnId: string }> {
const turnId = "turn-detailed-fail-1";
setTimeout(() => {
this.pushEvent({ type: "turn_started", provider: this.provider, turnId });
this.pushEvent({
type: "turn_failed",
provider: this.provider,
error: "Provider execution failed",
code: "126",
diagnostic: "No preset version installed for command claude",
turnId,
});
}, 0);
return { turnId };
}
}
class DetailedFailureClient implements AgentClient {
readonly provider = "codex" as const;
readonly capabilities = TEST_CAPABILITIES;
async isAvailable(): Promise<boolean> {
return true;
}
async createSession(config: AgentSessionConfig): Promise<AgentSession> {
return new DetailedFailureSession(config);
}
async resumeSession(config?: Partial<AgentSessionConfig>): Promise<AgentSession> {
return new DetailedFailureSession({
provider: "codex",
cwd: config?.cwd ?? process.cwd(),
});
}
}
const manager = new AgentManager({
clients: {
codex: new DetailedFailureClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000132",
});
const agent = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Detailed failure test",
},
undefined,
{ workspaceId: undefined },
);
await expect(manager.runAgent(agent.id, "hello")).rejects.toThrow("Provider execution failed");
expect(manager.getAgent(agent.id)?.lastError).toBe("Provider execution failed");
const systemError = manager
.getTimeline(agent.id)
.find(
(item): item is Extract<AgentTimelineItem, { type: "assistant_message" }> =>
item.type === "assistant_message" && item.text.includes("[System Error]"),
);
expect(systemError?.text).toContain("Provider execution failed");
expect(systemError?.text).toContain("code: 126");
expect(systemError?.text).toContain("No preset version installed for command claude");
});
test("permission request notifies once without forcing unread attention state", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-attention-permission-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const releasePermissionResolution = deferred<void>();
class PermissionSession extends TestAgentSession {
override async startTurn(): Promise<{ turnId: string }> {
const turnId = "turn-perm-1";
setTimeout(async () => {
this.pushEvent({ type: "turn_started", provider: this.provider, turnId });
this.pushEvent({
type: "permission_requested",
provider: this.provider,
request: {
id: "perm-1",
provider: this.provider,
kind: "tool",
name: "Read file",
},
turnId,
});
await releasePermissionResolution.promise;
this.pushEvent({
type: "permission_resolved",
provider: this.provider,
requestId: "perm-1",
resolution: { behavior: "allow" },
turnId,
});
this.pushEvent({ type: "turn_completed", provider: this.provider, turnId });
}, 0);
return { turnId };
}
}
class PermissionClient implements AgentClient {
readonly provider = "codex" as const;
readonly capabilities = TEST_CAPABILITIES;
async isAvailable(): Promise<boolean> {
return true;
}
async createSession(config: AgentSessionConfig): Promise<AgentSession> {
return new PermissionSession(config);
}
async resumeSession(config?: Partial<AgentSessionConfig>): Promise<AgentSession> {
return new PermissionSession({
provider: "codex",
cwd: config?.cwd ?? process.cwd(),
});
}
}
const attentionReasons: Array<"finished" | "error" | "permission"> = [];
const manager = new AgentManager({
clients: {
codex: new PermissionClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000131",
onAgentAttention: ({ reason }) => {
attentionReasons.push(reason);
},
});
const agent = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
title: "Permission transition test",
},
undefined,
{ workspaceId: undefined },
);
const stream = manager.streamAgent(agent.id, "permission flow");
await stream.next(); // turn_started
await stream.next(); // permission_requested
const withPermissionPending = manager.getAgent(agent.id);
expect(withPermissionPending?.pendingPermissions.size).toBe(1);
expect(withPermissionPending?.attention).toEqual({ requiresAttention: false });
// Release permission resolution and drain the rest of the stream
releasePermissionResolution.resolve();
while (!(await stream.next()).done) {
// no-op
}
expect(attentionReasons).toContain("permission");
});
test("respondToPermission updates currentModeId after plan approval", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
// Create a session that simulates plan approval mode change
let sessionMode = "plan";
class PlanModeTestSession implements AgentSession {
readonly provider = "codex" as const;
readonly capabilities = TEST_CAPABILITIES;
readonly id = randomUUID();
private subs = new Set<(event: AgentStreamEvent) => void>();
private turnCounter = 0;
async run(): Promise<AgentRunResult> {
return { sessionId: this.id, finalText: "", timeline: [] };
}
async startTurn(): Promise<{ turnId: string }> {
const turnId = `plan-turn-${++this.turnCounter}`;
setTimeout(() => {
for (const cb of this.subs) {
cb({ type: "turn_started", provider: this.provider, turnId });
cb({ type: "turn_completed", provider: this.provider, turnId });
}
}, 0);
return { turnId };
}
subscribe(callback: (event: AgentStreamEvent) => void): () => void {
this.subs.add(callback);
return () => {
this.subs.delete(callback);
};
}
async *streamHistory(): AsyncGenerator<AgentStreamEvent> {}
async getRuntimeInfo() {
return { provider: this.provider, sessionId: this.id, model: null, modeId: sessionMode };
}
async getAvailableModes() {
return [
{ id: "plan", label: "Plan" },
{ id: "acceptEdits", label: "Accept Edits" },
];
}
async getCurrentMode() {
return sessionMode;
}
async setMode(modeId: string): Promise<void> {
sessionMode = modeId;
}
getPendingPermissions() {
return [];
}
async respondToPermission(_requestId: string, response: { behavior: string }): Promise<void> {
// Simulate what claude-agent.ts does: when plan permission is approved,
// it calls setMode("acceptEdits") internally
if (response.behavior === "allow") {
sessionMode = "acceptEdits";
}
}
describePersistence() {
return { provider: this.provider, sessionId: this.id };
}
async interrupt(): Promise<void> {}
async close(): Promise<void> {}
}
class PlanModeTestClient implements AgentClient {
readonly provider = "codex" as const;
readonly capabilities = TEST_CAPABILITIES;
async isAvailable(): Promise<boolean> {
return true;
}
async createSession(): Promise<AgentSession> {
return new PlanModeTestSession();
}
async resumeSession(): Promise<AgentSession> {
return new PlanModeTestSession();
}
}
const manager = new AgentManager({
clients: {
codex: new PlanModeTestClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000112",
});
// Create agent in plan mode
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
modeId: "plan",
},
undefined,
{ workspaceId: undefined },
);
expect(snapshot.currentModeId).toBe("plan");
// Simulate a pending plan permission request
const agent = manager.getAgent(snapshot.id)!;
const permissionRequest = {
id: "perm-123",
provider: "codex" as const,
name: "ExitPlanMode",
kind: "plan" as const,
input: { plan: "Test plan" },
};
agent.pendingPermissions.set(permissionRequest.id, permissionRequest);
// Approve the plan permission
await manager.respondToPermission(snapshot.id, "perm-123", {
behavior: "allow",
});
// The session's mode has changed to "acceptEdits" internally
// The manager should have updated currentModeId to reflect this
const updatedAgent = manager.getAgent(snapshot.id);
expect(updatedAgent?.currentModeId).toBe("acceptEdits");
await manager.flush();
const persisted = await storage.get(snapshot.id);
expect(persisted?.lastModeId).toBe("acceptEdits");
});
test("respondToPermission refreshes features and runtime info after provider-managed plan approval", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
class RefreshingPermissionSession extends TestAgentSession {
private featureState: AgentFeature[] = [
createFeature({ id: "fast_mode", label: "Fast", value: true }),
createFeature({ id: "plan_mode", label: "Plan", value: true }),
];
private modeId = "auto";
private pending = [
{
id: "perm-plan-1",
provider: "codex" as const,
name: "CodexPlanApproval",
kind: "plan" as const,
input: { plan: "- Implement the feature" },
},
];
get features(): AgentFeature[] {
return this.featureState;
}
override async getRuntimeInfo() {
return {
provider: this.provider,
sessionId: this.id,
model: "gpt-5.4",
modeId: this.modeId,
extra: { collaborationMode: this.features[1]?.value ? "Plan" : "Code" },
};
}
override async getCurrentMode() {
return this.modeId;
}
override getPendingPermissions() {
return this.pending;
}
override async respondToPermission(): Promise<void> {
this.modeId = "auto";
this.pending = [];
this.featureState = [
createFeature({ id: "fast_mode", label: "Fast", value: true }),
createFeature({ id: "plan_mode", label: "Plan", value: false }),
];
}
}
class RefreshingPermissionClient extends TestAgentClient {
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
return new RefreshingPermissionSession(config);
}
}
const manager = new AgentManager({
clients: {
codex: new RefreshingPermissionClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000133",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
);
const agent = manager.getAgent(snapshot.id);
if (!agent) {
throw new Error("Expected managed agent");
}
agent.pendingPermissions.set("perm-plan-1", {
id: "perm-plan-1",
provider: "codex",
name: "CodexPlanApproval",
kind: "plan",
input: { plan: "- Implement the feature" },
});
await manager.respondToPermission(snapshot.id, "perm-plan-1", {
behavior: "allow",
selectedActionId: "implement",
});
const updated = manager.getAgent(snapshot.id);
expect(updated?.pendingPermissions.size).toBe(0);
expect(updated?.features).toEqual([
createFeature({ id: "fast_mode", label: "Fast", value: true }),
createFeature({ id: "plan_mode", label: "Plan", value: false }),
]);
expect(updated?.runtimeInfo).toMatchObject({
model: "gpt-5.4",
extra: { collaborationMode: "Code" },
});
const persisted = await storage.get(snapshot.id);
expect(persisted?.features).toEqual([
createFeature({ id: "fast_mode", label: "Fast", value: true }),
createFeature({ id: "plan_mode", label: "Plan", value: false }),
]);
});
test("respondToPermission emits refreshed state before permission_resolved", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-permission-order-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
class OrderedPermissionSession extends TestAgentSession {
private featureState: AgentFeature[] = [
createFeature({ id: "fast_mode", label: "Fast", value: true }),
];
private modeId = "plan";
private pending = [
{
id: "perm-order-1",
provider: "codex" as const,
name: "ExitPlanMode",
kind: "plan" as const,
input: { plan: "- Do the work" },
},
];
get features(): AgentFeature[] {
return this.featureState;
}
override async getRuntimeInfo() {
return {
provider: this.provider,
sessionId: this.id,
model: "gpt-5.4",
modeId: this.modeId,
};
}
override async getCurrentMode() {
return this.modeId;
}
override getPendingPermissions() {
return this.pending;
}
override async respondToPermission(): Promise<void> {
this.pushEvent({
type: "permission_resolved",
provider: this.provider,
requestId: "perm-order-1",
resolution: { behavior: "allow" },
});
this.modeId = "acceptEdits";
this.featureState = [createFeature({ id: "fast_mode", label: "Fast", value: false })];
this.pending = [];
}
}
class OrderedPermissionClient extends TestAgentClient {
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
return new OrderedPermissionSession(config);
}
}
const manager = new AgentManager({
clients: {
codex: new OrderedPermissionClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000134",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
);
const seen: string[] = [];
manager.subscribe((event) => {
if ("agentId" in event && event.agentId !== snapshot.id) {
return;
}
if (event.type === "agent_state" && event.agent.id === snapshot.id) {
const fastMode = event.agent.features?.find((feature) => feature.id === "fast_mode");
seen.push(
`state:${event.agent.currentModeId}:${String(fastMode?.type === "toggle" ? fastMode.value : null)}`,
);
return;
}
if (event.type === "agent_stream" && event.event.type === "permission_resolved") {
seen.push(`resolved:${event.event.requestId}`);
}
});
await manager.respondToPermission(snapshot.id, "perm-order-1", {
behavior: "allow",
});
const refreshedStateIndex = seen.findIndex((entry) => entry === "state:acceptEdits:false");
const resolvedIndex = seen.findIndex((entry) => entry === "resolved:perm-order-1");
expect(refreshedStateIndex).toBeGreaterThanOrEqual(0);
expect(resolvedIndex).toBeGreaterThan(refreshedStateIndex);
});
test("close during in-flight stream does not clear persistence sessionId", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-test-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
class CloseRaceSession implements AgentSession {
readonly provider = "codex" as const;
readonly capabilities = TEST_CAPABILITIES;
readonly id = randomUUID();
private threadId: string | null = this.id;
private closed = false;
private subscribers = new Set<(event: AgentStreamEvent) => void>();
private turnIdCounter = 0;
async run(): Promise<AgentRunResult> {
return { sessionId: this.id, finalText: "", timeline: [] };
}
async startTurn(): Promise<{ turnId: string }> {
const turnId = `turn-${++this.turnIdCounter}`;
// Push turn_started, then block until closed
setTimeout(() => {
this.pushEvent({ type: "turn_started", provider: this.provider, turnId });
// The turn will be canceled when close() is called
}, 0);
return { turnId };
}
subscribe(callback: (event: AgentStreamEvent) => void): () => void {
this.subscribers.add(callback);
return () => {
this.subscribers.delete(callback);
};
}
private pushEvent(event: AgentStreamEvent): void {
for (const cb of this.subscribers) {
try {
cb(event);
} catch {
/* isolation */
}
}
}
async *streamHistory(): AsyncGenerator<AgentStreamEvent> {}
async getRuntimeInfo() {
return {
provider: this.provider,
sessionId: this.threadId,
model: null,
modeId: null,
};
}
async getAvailableModes() {
return [];
}
async getCurrentMode() {
return null;
}
async setMode(): Promise<void> {}
getPendingPermissions() {
return [];
}
async respondToPermission(): Promise<void> {}
describePersistence() {
if (!this.threadId) {
return null;
}
return { provider: this.provider, sessionId: this.threadId };
}
async interrupt(): Promise<void> {
this.closed = true;
// Push turn_canceled for any active turn
if (this.turnIdCounter > 0) {
this.pushEvent({
type: "turn_canceled",
provider: this.provider,
reason: "interrupted",
turnId: `turn-${this.turnIdCounter}`,
});
}
}
async close(): Promise<void> {
this.closed = true;
this.threadId = null;
// Push turn_canceled for any active turn
if (this.turnIdCounter > 0) {
this.pushEvent({
type: "turn_canceled",
provider: this.provider,
reason: "closed",
turnId: `turn-${this.turnIdCounter}`,
});
}
}
}
class CloseRaceClient implements AgentClient {
readonly provider = "codex" as const;
readonly capabilities = TEST_CAPABILITIES;
async isAvailable(): Promise<boolean> {
return true;
}
async createSession(): Promise<AgentSession> {
return new CloseRaceSession();
}
async resumeSession(): Promise<AgentSession> {
return new CloseRaceSession();
}
}
const manager = new AgentManager({
clients: {
codex: new CloseRaceClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000113",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
);
const stream = manager.streamAgent(snapshot.id, "hello");
await stream.next();
await manager.closeAgent(snapshot.id);
// Drain stream finalizer path after close().
while (true) {
const next = await stream.next();
if (next.done) {
break;
}
}
await manager.flush();
await storage.flush();
const persisted = await storage.get(snapshot.id);
expect(persisted?.persistence?.sessionId).toBe(snapshot.persistence?.sessionId);
});
test("closeAgent persists one final closed snapshot", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-close-no-persist-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const applySnapshotSpy = vi.spyOn(storage, "applySnapshot");
const manager = new AgentManager({
clients: {
codex: new TestAgentClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000112",
});
try {
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
);
await manager.flush();
const persistCountBeforeClose = applySnapshotSpy.mock.calls.length;
await manager.closeAgent(snapshot.id);
await manager.flush();
expect(applySnapshotSpy).toHaveBeenCalledTimes(persistCountBeforeClose + 1);
} finally {
applySnapshotSpy.mockRestore();
await manager.flush().catch(() => undefined);
await storage.flush().catch(() => undefined);
rmSync(workdir, { recursive: true, force: true });
}
});
test("idle agents remain resident until an explicit lifecycle action closes them", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-idle-residency-"));
let closeCount = 0;
let resumeCount = 0;
const client = new (class extends TestAgentClient {
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
const recordClose = () => {
closeCount += 1;
};
return new (class extends TestAgentSession {
override async close(): Promise<void> {
recordClose();
}
})(config);
}
override async resumeSession(
handle: AgentPersistenceHandle,
config?: Partial<AgentSessionConfig>,
launchContext?: AgentLaunchContext,
): Promise<AgentSession> {
resumeCount += 1;
return super.resumeSession(handle, config, launchContext);
}
})();
const manager = new AgentManager({ clients: { codex: client }, logger });
try {
const agent = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
await new Promise((resolve) => setTimeout(resolve, 25));
expect(manager.getAgent(agent.id)?.lifecycle).toBe("idle");
expect(closeCount).toBe(0);
await manager.runAgent(agent.id, "Continue on the resident runtime");
expect(manager.getAgent(agent.id)?.lifecycle).toBe("idle");
expect(resumeCount).toBe(0);
} finally {
await Promise.all(manager.listAgents().map((agent) => manager.closeAgent(agent.id))).catch(
() => undefined,
);
rmSync(workdir, { recursive: true, force: true });
}
});
test("archiving a closed parent still cascades to its managed children", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-closed-parent-archive-"));
const storage = new AgentStorage(join(workdir, "agents"), logger);
const manager = new AgentManager({
clients: { codex: new TestAgentClient() },
registry: storage,
logger,
});
try {
const parent = await manager.createAgent(
{ provider: "codex", cwd: workdir, title: "Closed parent" },
undefined,
{ workspaceId: undefined },
);
const child = await manager.createAgent(
{ provider: "codex", cwd: workdir, title: "Managed child" },
undefined,
{
labels: { [PARENT_AGENT_ID_LABEL]: parent.id },
workspaceId: undefined,
},
);
await manager.closeAgent(parent.id);
await manager.archiveSnapshot(parent.id, new Date().toISOString());
expect((await storage.get(parent.id))?.archivedAt).toEqual(expect.any(String));
expect((await storage.get(child.id))?.archivedAt).toEqual(expect.any(String));
expect(manager.getAgent(child.id)).toBeNull();
} finally {
await manager.flush().catch(() => undefined);
await storage.flush().catch(() => undefined);
rmSync(workdir, { recursive: true, force: true });
}
});
test("ensureUnarchivedAgentLoaded does not resume an archived agent", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-archived-load-"));
const storage = new AgentStorage(join(workdir, "agents"), logger);
const manager = new AgentManager({
clients: { codex: new TestAgentClient() },
registry: storage,
logger,
});
try {
const agent = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
await manager.closeAgent(agent.id);
await manager.archiveSnapshot(agent.id, new Date().toISOString());
await expect(
ensureUnarchivedAgentLoaded(agent.id, {
agentManager: manager,
agentStorage: storage,
logger,
}),
).rejects.toThrow(`Agent is archived: ${agent.id}`);
expect(manager.getAgent(agent.id)).toBeNull();
} finally {
await storage.flush().catch(() => undefined);
rmSync(workdir, { recursive: true, force: true });
}
});
test("ensureUnarchivedAgentLoaded closes a runtime archived while it resumes", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-archived-resume-race-"));
const storage = new AgentStorage(join(workdir, "agents"), logger);
const resumeStarted = deferred<void>();
const resumeAllowed = deferred<void>();
const client = new (class extends TestAgentClient {
override async resumeSession(
handle: AgentPersistenceHandle,
config?: Partial<AgentSessionConfig>,
launchContext?: AgentLaunchContext,
): Promise<AgentSession> {
resumeStarted.resolve();
await resumeAllowed.promise;
return super.resumeSession(handle, config, launchContext);
}
})();
const manager = new AgentManager({ clients: { codex: client }, registry: storage, logger });
try {
const agent = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
await manager.closeAgent(agent.id);
const load = ensureUnarchivedAgentLoaded(agent.id, {
agentManager: manager,
agentStorage: storage,
logger,
});
await resumeStarted.promise;
await manager.archiveSnapshot(agent.id, new Date().toISOString());
resumeAllowed.resolve();
await expect(load).rejects.toThrow(`Agent is archived: ${agent.id}`);
expect(manager.getAgent(agent.id)).toBeNull();
expect((await storage.get(agent.id))?.archivedAt).toEqual(expect.any(String));
} finally {
resumeAllowed.resolve();
await storage.flush().catch(() => undefined);
rmSync(workdir, { recursive: true, force: true });
}
});
test("ensureUnarchivedAgentLoaded fences an archived agent after joining a shared resume", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-archived-shared-resume-"));
const storage = new AgentStorage(join(workdir, "agents"), logger);
const resumeStarted = deferred<void>();
const resumeAllowed = deferred<void>();
const client = new (class extends TestAgentClient {
override async resumeSession(
handle: AgentPersistenceHandle,
config?: Partial<AgentSessionConfig>,
launchContext?: AgentLaunchContext,
): Promise<AgentSession> {
resumeStarted.resolve();
await resumeAllowed.promise;
return super.resumeSession(handle, config, launchContext);
}
})();
const manager = new AgentManager({ clients: { codex: client }, registry: storage, logger });
try {
const agent = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
await manager.closeAgent(agent.id);
const sharedLoad = ensureAgentLoaded(agent.id, {
agentManager: manager,
agentStorage: storage,
logger,
});
await resumeStarted.promise;
const protectedLoad = ensureUnarchivedAgentLoaded(agent.id, {
agentManager: manager,
agentStorage: storage,
logger,
});
await manager.archiveSnapshot(agent.id, new Date().toISOString());
resumeAllowed.resolve();
await sharedLoad;
await expect(protectedLoad).rejects.toThrow(`Agent is archived: ${agent.id}`);
expect(manager.getAgent(agent.id)).toBeNull();
expect((await storage.get(agent.id))?.archivedAt).toEqual(expect.any(String));
} finally {
resumeAllowed.resolve();
await storage.flush().catch(() => undefined);
rmSync(workdir, { recursive: true, force: true });
}
});
test("a shared agent load upgrades provider history hydration to broadcast", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-shared-load-broadcast-"));
const storage = new AgentStorage(join(workdir, "agents"), logger);
const historyStarted = deferred<void>();
const historyAllowed = deferred<void>();
const client = new (class extends TestAgentClient {
override async resumeSession(
_handle: AgentPersistenceHandle,
config?: Partial<AgentSessionConfig>,
): Promise<AgentSession> {
return new (class extends TestAgentSession {
override async *streamHistory(): AsyncGenerator<AgentStreamEvent> {
historyStarted.resolve();
await historyAllowed.promise;
yield {
type: "timeline",
provider: "codex",
item: { type: "assistant_message", text: "Recovered history" },
};
}
})({ provider: "codex", cwd: config?.cwd ?? workdir });
}
})();
const manager = new AgentManager({ clients: { codex: client }, registry: storage, logger });
try {
const agent = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
await manager.closeAgent(agent.id);
await manager.deleteAgentState(agent.id);
const events: AgentManagerEvent[] = [];
manager.subscribe((event) => events.push(event), { agentId: agent.id, replayState: false });
const quietLoad = ensureAgentLoaded(agent.id, {
agentManager: manager,
agentStorage: storage,
logger,
});
await historyStarted.promise;
const broadcastingLoad = ensureAgentLoaded(agent.id, {
agentManager: manager,
agentStorage: storage,
broadcastTimeline: true,
logger,
});
historyAllowed.resolve();
await Promise.all([quietLoad, broadcastingLoad]);
expect(events).toContainEqual(
expect.objectContaining({
type: "agent_stream",
agentId: agent.id,
event: expect.objectContaining({
type: "timeline",
item: { type: "assistant_message", text: "Recovered history" },
}),
}),
);
} finally {
historyAllowed.resolve();
await manager.flush().catch(() => undefined);
await storage.flush().catch(() => undefined);
rmSync(workdir, { recursive: true, force: true });
}
});
test("explicit close cancels running provider subagents before resume", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-closed-provider-child-"));
const storage = new AgentStorage(join(workdir, "agents"), logger);
const client = new SessionRecordingAgentClient();
const manager = new AgentManager({ clients: { codex: client }, registry: storage, logger });
try {
const parent = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
client.sessions[0]!.pushEvent({
type: "provider_subagent",
provider: "codex",
event: {
type: "upsert",
id: "provider-child-running",
title: "Provider child",
status: "running",
},
});
client.sessions[0]!.pushEvent({
type: "provider_subagent",
provider: "codex",
event: {
type: "upsert",
id: "provider-child-finishing",
title: "Finishing provider child",
status: "running",
},
});
await manager.flush();
client.sessions[0]!.pushEvent({
type: "provider_subagent",
provider: "codex",
event: {
type: "upsert",
id: "provider-child-finishing",
status: "completed",
},
});
await manager.closeAgent(parent.id);
await ensureAgentLoaded(parent.id, {
agentManager: manager,
agentStorage: storage,
logger,
});
expect(manager.getProviderSubagent(parent.id, "provider-child-running")?.status).toBe(
"canceled",
);
expect(manager.getProviderSubagent(parent.id, "provider-child-finishing")?.status).toBe(
"completed",
);
} finally {
await Promise.all(manager.listAgents().map((agent) => manager.closeAgent(agent.id))).catch(
() => undefined,
);
await storage.flush().catch(() => undefined);
rmSync(workdir, { recursive: true, force: true });
}
});
test("load waits for an in-flight explicit close and creates one resumed runtime", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-explicit-close-race-"));
const storage = new AgentStorage(join(workdir, "agents"), logger);
const closeStarted = deferred<void>();
const closeAllowed = deferred<void>();
const client = new (class extends TestAgentClient {
resumeCount = 0;
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
return new (class extends TestAgentSession {
override async close(): Promise<void> {
closeStarted.resolve();
await closeAllowed.promise;
}
})(config);
}
override async resumeSession(
handle: AgentPersistenceHandle,
config?: Partial<AgentSessionConfig>,
): Promise<AgentSession> {
this.resumeCount += 1;
return super.resumeSession(handle, config);
}
})();
const manager = new AgentManager({ clients: { codex: client }, registry: storage, logger });
try {
const created = await manager.createAgent(
{ provider: "codex", cwd: workdir },
"00000000-0000-4000-8000-000000000216",
{ workspaceId: undefined },
);
const close = manager.closeAgent(created.id);
await closeStarted.promise;
const loads = Promise.all([
ensureAgentLoaded(created.id, { agentManager: manager, agentStorage: storage, logger }),
ensureAgentLoaded(created.id, { agentManager: manager, agentStorage: storage, logger }),
]);
expect(client.resumeCount).toBe(0);
closeAllowed.resolve();
const [first, second] = await loads;
await close;
expect(first.id).toBe(created.id);
expect(second.id).toBe(created.id);
expect(client.resumeCount).toBe(1);
} finally {
closeAllowed.resolve();
await manager.closeAgent("00000000-0000-4000-8000-000000000216").catch(() => undefined);
await storage.flush().catch(() => undefined);
rmSync(workdir, { recursive: true, force: true });
}
});
test("concurrent explicit closes tear down the runtime once", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-concurrent-close-"));
const closeStarted = deferred<void>();
const closeAllowed = deferred<void>();
let closeCount = 0;
const client = new (class extends TestAgentClient {
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
const recordClose = () => {
closeCount += 1;
};
return new (class extends TestAgentSession {
override async close(): Promise<void> {
recordClose();
closeStarted.resolve();
await closeAllowed.promise;
}
})(config);
}
})();
const manager = new AgentManager({ clients: { codex: client }, logger });
try {
const agent = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
const firstClose = manager.closeAgent(agent.id);
await closeStarted.promise;
const secondClose = manager.closeAgent(agent.id);
closeAllowed.resolve();
await Promise.all([firstClose, secondClose]);
expect(closeCount).toBe(1);
} finally {
closeAllowed.resolve();
rmSync(workdir, { recursive: true, force: true });
}
});
test("provider close failure still persists and emits a resumable closed agent", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-close-failure-"));
const storage = new AgentStorage(join(workdir, "agents"), logger);
const client = new (class extends TestAgentClient {
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
return new (class extends TestAgentSession {
override async close(): Promise<void> {
throw new Error("provider cleanup failed");
}
})(config);
}
})();
const manager = new AgentManager({ clients: { codex: client }, registry: storage, logger });
try {
const created = await manager.createAgent(
{ provider: "codex", cwd: workdir },
"00000000-0000-4000-8000-000000000217",
{ workspaceId: undefined },
);
const closed = waitForAgentLifecycle(manager, created.id, "closed");
await expect(manager.closeAgent(created.id)).rejects.toThrow("provider cleanup failed");
await closed;
const stored = await storage.get(created.id);
expect(stored).toMatchObject({ lastStatus: "closed" });
expect(stored?.archivedAt).toBeFalsy();
await expect(
ensureAgentLoaded(created.id, { agentManager: manager, agentStorage: storage, logger }),
).resolves.toMatchObject({ id: created.id, lifecycle: "idle" });
} finally {
await manager.closeAgent("00000000-0000-4000-8000-000000000217").catch(() => undefined);
await storage.flush().catch(() => undefined);
rmSync(workdir, { recursive: true, force: true });
}
});
test("hydrateTimeline keeps provider user_message items when no canonical user history exists", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-history-keep-user-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
class HistoryWithUserMessagesSession extends TestAgentSession {
async *streamHistory(): AsyncGenerator<AgentStreamEvent> {
yield {
type: "timeline",
provider: this.provider,
item: { type: "user_message", text: "hello from user", messageId: "msg_history_1" },
};
yield {
type: "timeline",
provider: this.provider,
item: { type: "assistant_message", text: "hi there" },
};
yield {
type: "timeline",
provider: this.provider,
item: { type: "user_message", text: "second question", messageId: "msg_history_2" },
};
yield {
type: "timeline",
provider: this.provider,
item: { type: "assistant_message", text: "second answer" },
};
}
}
class HistoryUserMessageClient implements AgentClient {
readonly provider = "codex" as const;
readonly capabilities = TEST_CAPABILITIES;
async isAvailable(): Promise<boolean> {
return true;
}
async createSession(config: AgentSessionConfig): Promise<AgentSession> {
return new HistoryWithUserMessagesSession(config);
}
async resumeSession(): Promise<AgentSession> {
throw new Error("Not used in this test");
}
}
const manager = new AgentManager({
clients: {
codex: new HistoryUserMessageClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000203",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
);
await manager.hydrateTimelineFromProvider(snapshot.id, { force: true });
const timeline = manager.getTimeline(snapshot.id);
const userMessages = timeline.filter((item) => item.type === "user_message");
const assistantMessages = timeline.filter((item) => item.type === "assistant_message");
expect(userMessages).toHaveLength(2);
expect(assistantMessages).toHaveLength(2);
});
test("hydrateTimeline preserves provider replay timestamps and marks missing ones untrusted", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-history-timestamps-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
class TimestampedHistorySession extends TestAgentSession {
async *streamHistory(): AsyncGenerator<AgentStreamEvent> {
yield {
type: "timeline",
provider: this.provider,
timestamp: "2026-05-01T10:00:00.000Z",
item: { type: "user_message", text: "hello", messageId: "msg_history_1" },
};
yield {
type: "timeline",
provider: this.provider,
item: { type: "assistant_message", text: "no original timestamp" },
};
}
}
class TimestampedHistoryClient implements AgentClient {
readonly provider = "codex" as const;
readonly capabilities = TEST_CAPABILITIES;
async isAvailable(): Promise<boolean> {
return true;
}
async createSession(config: AgentSessionConfig): Promise<AgentSession> {
return new TimestampedHistorySession(config);
}
async resumeSession(): Promise<AgentSession> {
throw new Error("Not used in this test");
}
}
const manager = new AgentManager({
clients: {
codex: new TimestampedHistoryClient(),
},
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000204",
});
const snapshot = await manager.createAgent(
{
provider: "codex",
cwd: workdir,
},
undefined,
{ workspaceId: undefined },
);
await manager.hydrateTimelineFromProvider(snapshot.id, { force: true });
const timeline = manager.fetchTimeline(snapshot.id, { direction: "tail", limit: 0 }).rows;
expect(timeline).toHaveLength(2);
expect(timeline[0]).toMatchObject({
timestamp: "2026-05-01T10:00:00.000Z",
item: { type: "user_message", text: "hello", messageId: "msg_history_1" },
});
expect(timeline[1]?.timestamp).toEqual(expect.any(String));
});
test("provider user_message is recorded from the live stream", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-no-prior-record-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
// Session whose live turn yields a user_message without prior canonical recording
class UnexpectedUserMessageSession extends TestAgentSession {
override async startTurn(): Promise<{ turnId: string }> {
const turnId = "turn-unexpected-1";
this.pushEvent({ type: "turn_started", provider: this.provider, turnId });
// Provider yields a staged user_message without client identity (e.g., system continuation).
this.pushEvent({
type: "timeline",
provider: this.provider,
item: { type: "user_message", text: "continuation prompt" },
turnId,
});
this.pushEvent({
type: "timeline",
provider: this.provider,
item: { type: "assistant_message", text: "continuation reply" },
turnId,
});
this.pushEvent({ type: "turn_completed", provider: this.provider, turnId });
return { turnId };
}
}
class UnexpectedUserMsgClient implements AgentClient {
readonly provider = "codex" as const;
readonly capabilities = TEST_CAPABILITIES;
async isAvailable(): Promise<boolean> {
return true;
}
async createSession(config: AgentSessionConfig): Promise<AgentSession> {
return new UnexpectedUserMessageSession(config);
}
async resumeSession(): Promise<AgentSession> {
throw new Error("unused");
}
}
const manager = new AgentManager({
clients: { codex: new UnexpectedUserMsgClient() },
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000401",
});
const snapshot = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
await manager.runAgent(snapshot.id, { text: "do something" });
const timeline = manager.getTimeline(snapshot.id);
const userMessages = timeline.filter((item) => item.type === "user_message");
// Provider's user_message should be recorded (no canonical to dedup against)
expect(userMessages).toHaveLength(1);
expect(userMessages[0].text).toBe("continuation prompt");
});
test("canonical submitted prompt keeps wire identity while rewind resolves provider identity", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-submitted-prompt-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const allowProviderEcho = deferred<void>();
class SubmittedUserMessageSession extends TestAgentSession {
override readonly capabilities = {
...TEST_CAPABILITIES,
supportsRewindFiles: true,
};
readonly rewindMessageIds: string[] = [];
interruptCount = 0;
override async startTurn(
prompt: AgentPromptInput,
options?: AgentRunOptions,
): Promise<{ turnId: string }> {
const turnId = "turn-submitted-user-message";
const text = typeof prompt === "string" ? prompt : "";
setTimeout(async () => {
this.pushEvent({ type: "turn_started", provider: this.provider, turnId });
this.pushEvent({
type: "timeline",
provider: this.provider,
turnId,
item: { type: "assistant_message", text: "output before provider echo" },
});
await allowProviderEcho.promise;
this.pushEvent({
type: "timeline",
provider: this.provider,
turnId,
item: {
type: "user_message",
text,
messageId: "provider-message-1",
clientMessageId: options?.clientMessageId,
},
});
this.pushEvent({ type: "turn_completed", provider: this.provider, turnId });
}, 0);
return { turnId };
}
override async interrupt(): Promise<void> {
this.interruptCount += 1;
this.pushEvent({
type: "turn_canceled",
provider: this.provider,
turnId: "turn-submitted-user-message",
});
}
override async revertFiles({ messageId }: { messageId: string }): Promise<void> {
this.rewindMessageIds.push(messageId);
}
}
class SubmittedUserMessageClient extends TestAgentClient {
session: SubmittedUserMessageSession | null = null;
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
this.session = new SubmittedUserMessageSession(config);
return this.session;
}
}
const client = new SubmittedUserMessageClient();
const manager = new AgentManager({
clients: { codex: client },
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000402",
});
const events: AgentManagerEvent[] = [];
manager.subscribe((event) => events.push(event), { replayState: false });
const streamEvents = () =>
events.flatMap((event) => {
if (event.type !== "agent_stream") return [];
if (event.event.type !== "timeline") return [{ type: event.event.type }];
const item = event.event.item;
return [
{
type: item.type,
seq: event.seq,
...(item.type === "user_message"
? {
text: item.text,
clientMessageId: item.clientMessageId,
messageId: item.messageId,
}
: {}),
},
];
});
try {
const snapshot = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
const run = manager.runAgent(snapshot.id, "hello from composer", {
clientMessageId: "msg-client-1",
});
await manager.waitForAgentRunStart(snapshot.id);
await expect(manager.rewind(snapshot.id, "msg-client-1", "files")).rejects.toThrow(
"Cannot rewind before the provider acknowledges the submitted prompt",
);
expect(client.session?.interruptCount).toBe(0);
allowProviderEcho.resolve();
expect(await run).toMatchObject({ canceled: false });
expect(streamEvents()).toEqual([
{ type: "turn_started" },
{
type: "user_message",
seq: 1,
text: "hello from composer",
clientMessageId: "msg-client-1",
messageId: "msg-client-1",
},
{ type: "assistant_message", seq: 2 },
{ type: "turn_completed" },
]);
const timeline = manager.fetchTimeline(snapshot.id, { direction: "tail", limit: 20 }).rows;
expect(timeline).toEqual([
{
seq: 1,
timestamp: expect.any(String),
providerMessageId: "provider-message-1",
turnId: "turn-submitted-user-message",
item: {
type: "user_message",
text: "hello from composer",
messageId: "msg-client-1",
clientMessageId: "msg-client-1",
},
},
{
seq: 2,
timestamp: expect.any(String),
turnId: "turn-submitted-user-message",
item: { type: "assistant_message", text: "output before provider echo" },
},
]);
await manager.rewind(snapshot.id, "msg-client-1", "files");
await manager.rewind(snapshot.id, "provider-native-message", "files");
expect(client.session?.rewindMessageIds).toEqual([
"provider-message-1",
"provider-native-message",
]);
} finally {
await manager.flush().catch(() => undefined);
await storage.flush().catch(() => undefined);
rmSync(workdir, { recursive: true, force: true });
}
});
test("authoritative timeline records a daemon-handled submitted prompt before its output", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-daemon-handled-prompt-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const commandCompleted = deferred<void>();
class DaemonHandledPromptSession extends TestAgentSession {
override readonly capabilities = {
...TEST_CAPABILITIES,
supportsRewindConversation: true,
};
override tryHandleOutOfBand(prompt: AgentPromptInput) {
if (prompt !== "/handled") return null;
return {
run: async ({ emit }: { emit: (event: AgentStreamEvent) => void }) => {
emit({
type: "timeline",
provider: this.provider,
item: { type: "assistant_message", text: "Handled by the daemon" },
});
commandCompleted.resolve();
},
};
}
}
class DaemonHandledPromptClient extends TestAgentClient {
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
return new DaemonHandledPromptSession(config);
}
}
const manager = new AgentManager({
clients: { codex: new DaemonHandledPromptClient() },
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000403",
});
try {
const snapshot = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
const events: AgentManagerEvent[] = [];
manager.subscribe((event) => events.push(event), {
agentId: snapshot.id,
replayState: false,
});
await startAgentRun(manager, snapshot.id, "/handled", logger, {
runOptions: { clientMessageId: "msg-client-daemon-handled" },
});
await commandCompleted.promise;
expect(
events.flatMap((event) =>
event.type === "agent_stream" && event.event.type === "timeline" ? [event.event.item] : [],
),
).toEqual([
{
type: "user_message",
text: "/handled",
clientMessageId: "msg-client-daemon-handled",
},
{ type: "assistant_message", text: "Handled by the daemon" },
]);
const timeline = manager.fetchTimeline(snapshot.id, { direction: "tail", limit: 20 }).rows;
expect(timeline.map((row) => row.item)).toEqual([
{
type: "user_message",
text: "/handled",
clientMessageId: "msg-client-daemon-handled",
},
{ type: "assistant_message", text: "Handled by the daemon" },
]);
} finally {
await manager.flush().catch(() => undefined);
await storage.flush().catch(() => undefined);
rmSync(workdir, { recursive: true, force: true });
}
});
test("replaceAgentRun succeeds when foreground turn terminal event is never delivered", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-stale-fg-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const allowSecondRunToEnd = deferred<void>();
// Session where the first foreground turn never emits a terminal event
// (simulates the claude-agent pendingInterruptAbort suppression bug),
// and interrupt() does not produce events either.
class StaleForegroundSession extends TestAgentSession {
override async startTurn(): Promise<{ turnId: string }> {
this.interrupted = false;
const turnId = `turn-${++this.turnIdCounter}`;
const turnNum = this.turnIdCounter;
setTimeout(async () => {
this.pushEvent({ type: "turn_started", provider: this.provider, turnId });
if (turnNum === 1) {
// First turn: emit turn_started but NEVER emit a terminal event.
// This simulates the provider suppressing the result.
} else {
// Subsequent turns: complete normally
await allowSecondRunToEnd.promise;
this.pushEvent({ type: "turn_completed", provider: this.provider, turnId });
}
}, 0);
return { turnId };
}
override async interrupt(): Promise<void> {
this.interrupted = true;
// No events produced — the terminal event was suppressed
}
}
class StaleForegroundClient extends TestAgentClient {
override async createSession(config: AgentSessionConfig): Promise<AgentSession> {
return new StaleForegroundSession(config);
}
}
const manager = new AgentManager({
clients: { codex: new StaleForegroundClient() },
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-000000000500",
});
const snapshot = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
// Start first foreground run — it will hang (no terminal event)
const firstRun = manager.streamAgent(snapshot.id, "hanging prompt");
const firstRunDrain = (async () => {
for await (const _event of firstRun) {
// Draining — will hang until force-cleaned
}
})();
await manager.waitForAgentRunStart(snapshot.id);
const beforeReplace = manager.getAgent(snapshot.id);
expect(beforeReplace?.lifecycle).toBe("running");
expect(beforeReplace?.activeForegroundTurnId).toBe("turn-1");
// Replace the hung run. cancelAgentRun will time out after 2s because
// no terminal event arrives. After the fix, it should force-clear the
// stale foreground state so streamAgent can proceed.
const secondRun = await manager.replaceAgentRun(snapshot.id, "replacement prompt");
const collectedEvents: AgentStreamEvent[] = [];
const secondRunDrain = (async () => {
for await (const event of secondRun) {
collectedEvents.push(event);
}
})();
await manager.waitForAgentRunStart(snapshot.id);
allowSecondRunToEnd.resolve();
await secondRunDrain;
await firstRunDrain;
expect(collectedEvents.some((e) => e.type === "turn_completed")).toBe(true);
expect(manager.getAgent(snapshot.id)?.lifecycle).toBe("idle");
expect(manager.getAgent(snapshot.id)?.activeForegroundTurnId).toBeNull();
}, 10_000);
class RecordingPersistedAgentsClient implements AgentClient {
readonly capabilities = TEST_CAPABILITIES;
calls = 0;
constructor(public readonly provider: AgentProvider) {}
async isAvailable(): Promise<boolean> {
return true;
}
async createSession(): Promise<AgentSession> {
throw new Error(`unexpected createSession for ${this.provider}`);
}
async resumeSession(): Promise<AgentSession> {
throw new Error(`unexpected resumeSession for ${this.provider}`);
}
async fetchCatalog() {
return { models: [], modes: [] };
}
async listImportableSessions() {
this.calls += 1;
return [
{
providerHandleId: `${this.provider}-session`,
cwd: "/tmp/recent",
title: null,
lastActivityAt: new Date("2026-01-01T00:00:00Z"),
firstPromptPreview: null,
lastPromptPreview: null,
},
];
}
}
test.each([
[
"disabled",
"claude",
"codex",
{
claude: { enabled: true, derivedFromProviderId: null },
codex: { enabled: false, derivedFromProviderId: null },
},
],
])(
"listImportableSessions skips %s providers in fan-out",
async (_reason, includedProvider, skippedProvider, providerDefinitions) => {
const includedClient = new RecordingPersistedAgentsClient(includedProvider);
const skippedClient = new RecordingPersistedAgentsClient(skippedProvider);
const manager = new AgentManager({
clients: { [includedProvider]: includedClient, [skippedProvider]: skippedClient },
providerDefinitions,
logger,
});
const result = await manager.listImportableSessions();
expect(includedClient.calls).toBe(1);
expect(skippedClient.calls).toBe(0);
expect(result.sessions.map((d) => d.provider)).toEqual([includedProvider]);
},
);
test("listImportableSessions includes derived providers that list persisted agents", async () => {
const claudeClient = new RecordingPersistedAgentsClient("claude");
const ompClient = new RecordingPersistedAgentsClient("omp");
const manager = new AgentManager({
clients: { claude: claudeClient, omp: ompClient },
providerDefinitions: {
claude: { enabled: true, derivedFromProviderId: null },
omp: { enabled: true, derivedFromProviderId: "pi" },
},
logger,
});
const result = await manager.listImportableSessions();
expect(claudeClient.calls).toBe(1);
expect(ompClient.calls).toBe(1);
expect(result.sessions.map((d) => d.provider).sort()).toEqual(["claude", "omp"]);
});
test("listImportableSessions narrows to the providerFilter when supplied", async () => {
const claudeClient = new RecordingPersistedAgentsClient("claude");
const codexClient = new RecordingPersistedAgentsClient("codex");
const manager = new AgentManager({
clients: { claude: claudeClient, codex: codexClient },
providerDefinitions: {
claude: { enabled: true, derivedFromProviderId: null },
codex: { enabled: true, derivedFromProviderId: null },
},
logger,
});
const result = await manager.listImportableSessions({
providerFilter: new Set(["claude"]),
});
expect(claudeClient.calls).toBe(1);
expect(codexClient.calls).toBe(0);
expect(result.sessions.map((d) => d.provider)).toEqual(["claude"]);
});
test("listImportableSessions skips providers that lack supportsSessionListing even when row listing is defined", async () => {
const listableClient = new RecordingPersistedAgentsClient("claude");
const nonListableClient = new RecordingPersistedAgentsClient("acp");
// Override capabilities to remove session listing support
Object.defineProperty(nonListableClient, "capabilities", {
value: {
...TEST_CAPABILITIES,
supportsSessionListing: false,
},
});
const manager = new AgentManager({
clients: { claude: listableClient, acp: nonListableClient },
providerDefinitions: {
claude: { enabled: true, derivedFromProviderId: null },
acp: { enabled: true, derivedFromProviderId: null },
},
logger,
});
const result = await manager.listImportableSessions();
expect(listableClient.calls).toBe(1);
expect(nonListableClient.calls).toBe(0);
expect(result.sessions.map((d) => d.provider)).toEqual(["claude"]);
});
test("listImportableSessions returns healthy rows alongside thrown and timed-out provider errors", async () => {
vi.useFakeTimers();
try {
const healthyClient = new RecordingPersistedAgentsClient("claude");
const failingClient = new RecordingPersistedAgentsClient("codex");
failingClient.listImportableSessions = async () => {
throw new Error("codex listing failed");
};
const hangingClient = new RecordingPersistedAgentsClient("pi");
hangingClient.listImportableSessions = async () => await new Promise(() => undefined);
const manager = new AgentManager({
clients: { claude: healthyClient, codex: failingClient, pi: hangingClient },
providerDefinitions: {
claude: { enabled: true, derivedFromProviderId: null },
codex: { enabled: true, derivedFromProviderId: null },
pi: { enabled: true, derivedFromProviderId: null },
},
logger,
});
const resultPromise = manager.listImportableSessions();
await vi.advanceTimersByTimeAsync(90_000);
await expect(resultPromise).resolves.toEqual({
sessions: [
{
provider: "claude",
providerHandleId: "claude-session",
cwd: "/tmp/recent",
title: null,
lastActivityAt: new Date("2026-01-01T00:00:00Z"),
firstPromptPreview: null,
lastPromptPreview: null,
},
],
providerErrors: [
{ provider: "codex", message: "codex listing failed" },
{
provider: "pi",
message: "Timed out listing importable sessions for provider 'pi' after 90000ms",
},
],
});
} finally {
vi.useRealTimers();
}
});
test("listImportableSessions searches every provider result before global ranking", async () => {
const client = new RecordingPersistedAgentsClient("claude");
client.listImportableSessions = async () => [
...Array.from({ length: 25 }, (_, index) => ({
providerHandleId: `non-match-${index}`,
cwd: "/tmp/other",
title: "Other work",
firstPromptPreview: null,
lastPromptPreview: null,
lastActivityAt: new Date(`2026-04-${String(index + 2).padStart(2, "0")}T00:00:00.000Z`),
})),
{
providerHandleId: "title-match",
cwd: "/tmp/archive",
title: "Invoice cleanup",
firstPromptPreview: null,
lastPromptPreview: null,
lastActivityAt: new Date("2026-04-01T04:00:00.000Z"),
},
{
providerHandleId: "first-prompt-match",
cwd: "/tmp/archive",
title: "Unrelated",
firstPromptPreview: "Investigate invoice totals",
lastPromptPreview: null,
lastActivityAt: new Date("2026-04-01T03:00:00.000Z"),
},
{
providerHandleId: "last-prompt-match",
cwd: "/tmp/archive",
title: "Unrelated",
firstPromptPreview: null,
lastPromptPreview: "Finish invoice export",
lastActivityAt: new Date("2026-04-01T02:00:00.000Z"),
},
{
providerHandleId: "cwd-match",
cwd: "/tmp/invoice-service",
title: "Unrelated",
firstPromptPreview: null,
lastPromptPreview: null,
lastActivityAt: new Date("2026-04-01T01:00:00.000Z"),
},
];
const manager = new AgentManager({
clients: { claude: client },
providerDefinitions: {
claude: { enabled: true, derivedFromProviderId: null },
},
logger,
});
const result = await manager.listImportableSessions({
query: "INVOICE",
limit: 10,
scanLimit: 500,
});
expect(result.sessions.map((session) => session.providerHandleId)).toEqual([
"title-match",
"first-prompt-match",
"last-prompt-match",
"cwd-match",
]);
});
test("user_message events wrapping a paseo-system envelope are not added to the timeline", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-envelope-live-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const codex = fakeCodexEmitting({
turnItems: [
{
type: "user_message",
text: formatSystemNotificationPrompt("child finished"),
},
{ type: "user_message", text: "plain user message" },
],
});
const manager = new AgentManager({
clients: { codex },
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-0000000005a1",
});
const snapshot = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
await manager.runAgent(snapshot.id, { text: "do something" });
const timeline = manager.getTimeline(snapshot.id);
const userMessages = timeline.filter((item) => item.type === "user_message");
expect(userMessages).toHaveLength(1);
expect(userMessages[0].text).toBe("plain user message");
});
test("user_message events wrapping a paseo-system envelope are not restored during history replay", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-envelope-history-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const codex = fakeCodexEmitting({
historyItems: [
{
type: "user_message",
text: formatSystemNotificationPrompt("schedule fired"),
messageId: "msg_history_envelope",
},
{
type: "user_message",
text: "real user message",
messageId: "msg_history_real",
},
{ type: "assistant_message", text: "reply" },
],
});
const manager = new AgentManager({
clients: { codex },
registry: storage,
logger,
idFactory: () => "00000000-0000-4000-8000-0000000005a2",
});
const snapshot = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
await manager.hydrateTimelineFromProvider(snapshot.id, { force: true });
const timeline = manager.getTimeline(snapshot.id);
const userMessages = timeline.filter((item) => item.type === "user_message");
expect(userMessages).toHaveLength(1);
expect(userMessages[0].text).toBe("real user message");
});
test("commandMayHaveChangedExternalState matches remote-state commands", () => {
// GitHub PR operations (remote, no local file changes)
expect(commandMayHaveChangedExternalState("gh pr merge 123")).toBe(true);
expect(commandMayHaveChangedExternalState("gh pr close 123")).toBe(true);
expect(commandMayHaveChangedExternalState("gh pr create")).toBe(true);
expect(commandMayHaveChangedExternalState("gh pr edit 123")).toBe(true);
expect(commandMayHaveChangedExternalState('gh pr comment 123 -b "lgtm"')).toBe(true);
expect(commandMayHaveChangedExternalState("gh pr review 123 -a")).toBe(true);
// Git remote operations (local refs unchanged)
expect(commandMayHaveChangedExternalState("git push origin main")).toBe(true);
expect(commandMayHaveChangedExternalState("git fetch origin")).toBe(true);
});
test("commandMayHaveChangedExternalState ignores local or read-only commands", () => {
// Local git mutations — already caught by file watchers on .git/HEAD
expect(commandMayHaveChangedExternalState("git commit -m 'hello'")).toBe(false);
expect(commandMayHaveChangedExternalState("git checkout main")).toBe(false);
expect(commandMayHaveChangedExternalState("git merge feature")).toBe(false);
expect(commandMayHaveChangedExternalState("git rebase main")).toBe(false);
expect(commandMayHaveChangedExternalState("git reset --hard HEAD~1")).toBe(false);
// git pull includes a merge/rebase that changes local refs → watchers catch it
expect(commandMayHaveChangedExternalState("git pull origin main")).toBe(false);
// Read-only gh commands
expect(commandMayHaveChangedExternalState("gh pr view 123")).toBe(false);
expect(commandMayHaveChangedExternalState("gh pr list")).toBe(false);
expect(commandMayHaveChangedExternalState("gh auth status")).toBe(false);
expect(commandMayHaveChangedExternalState("gh repo view")).toBe(false);
// Miscellaneous local commands
expect(commandMayHaveChangedExternalState("git status")).toBe(false);
expect(commandMayHaveChangedExternalState("ls -la")).toBe(false);
expect(commandMayHaveChangedExternalState("cat file.txt")).toBe(false);
expect(commandMayHaveChangedExternalState("npm install")).toBe(false);
expect(commandMayHaveChangedExternalState("npm publish")).toBe(false);
});
test("onWorkspaceStateMayHaveChanged is called when a completed shell tool call may have changed external state", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-external-state-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const onWorkspaceStateMayHaveChanged = vi.fn();
const codex = fakeCodexEmitting({
turnItems: [
{
type: "tool_call",
callId: "call-1",
name: "bash",
status: "completed",
detail: { type: "shell", command: "gh pr merge 123 --squash" },
error: null,
},
],
});
const manager = new AgentManager({
clients: { codex },
registry: storage,
logger,
onWorkspaceStateMayHaveChanged,
});
const snapshot = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
await manager.runAgent(snapshot.id, { text: "merge it" });
expect(onWorkspaceStateMayHaveChanged).toHaveBeenCalledTimes(1);
expect(onWorkspaceStateMayHaveChanged).toHaveBeenCalledWith({ cwd: workdir });
});
test("onWorkspaceStateMayHaveChanged is not called for non-shell tool calls", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-external-state-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const onWorkspaceStateMayHaveChanged = vi.fn();
const codex = fakeCodexEmitting({
turnItems: [
{
type: "tool_call",
callId: "call-1",
name: "read",
status: "completed",
detail: { type: "read", filePath: "/tmp/foo.txt" },
error: null,
},
],
});
const manager = new AgentManager({
clients: { codex },
registry: storage,
logger,
onWorkspaceStateMayHaveChanged,
});
const snapshot = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
await manager.runAgent(snapshot.id, { text: "read it" });
expect(onWorkspaceStateMayHaveChanged).not.toHaveBeenCalled();
});
test("onWorkspaceStateMayHaveChanged is not called for running shell tool calls", async () => {
const workdir = mkdtempSync(join(tmpdir(), "agent-manager-external-state-"));
const storagePath = join(workdir, "agents");
const storage = new AgentStorage(storagePath, logger);
const onWorkspaceStateMayHaveChanged = vi.fn();
const codex = fakeCodexEmitting({
turnItems: [
{
type: "tool_call",
callId: "call-1",
name: "bash",
status: "running",
detail: { type: "shell", command: "gh pr merge 123 --squash" },
error: null,
},
],
});
const manager = new AgentManager({
clients: { codex },
registry: storage,
logger,
onWorkspaceStateMayHaveChanged,
});
const snapshot = await manager.createAgent({ provider: "codex", cwd: workdir }, undefined, {
workspaceId: undefined,
});
await manager.runAgent(snapshot.id, { text: "merge it" });
expect(onWorkspaceStateMayHaveChanged).not.toHaveBeenCalled();
});