Files
paseo/packages/app/e2e/file-editing.spec.ts
2026-07-27 00:20:39 +02:00

423 lines
17 KiB
TypeScript

import { mkdir, readFile, writeFile } from "node:fs/promises";
import path from "node:path";
import { expect, test, type Page } from "./fixtures";
import { openFileExplorer, openFileFromExplorer, expectFileTabOpen } from "./helpers/file-explorer";
import { installDaemonWebSocketGate } from "./helpers/daemon-websocket-gate";
import { openAgentRoute, seedMockAgentWorkspace } from "./helpers/mock-agent";
const RED_PIXEL = Buffer.from(
"iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mP8/x8AAusB9Y9ZQmcAAAAASUVORK5CYII=",
"base64",
);
const BLUE_PIXEL = Buffer.from(
"iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mNk+A8AAQUBAScY42YAAAAASUVORK5CYII=",
"base64",
);
function editor(page: Page) {
return page.getByTestId("file-source-editor").filter({ visible: true }).locator(".cm-content");
}
function hasHorizontalOverflow(element: HTMLElement): boolean {
return element.scrollWidth > element.clientWidth;
}
function fitsViewportWidth(element: HTMLElement): boolean {
return element.scrollWidth === element.clientWidth;
}
async function replaceEditorText(page: Page, content: string): Promise<void> {
const contentElement = editor(page);
await contentElement.click();
await contentElement.press("Control+A");
await contentElement.type(content);
}
async function openWorkspaceFile(page: Page, filename: string): Promise<void> {
const tree = page.getByTestId("file-explorer-tree-scroll");
if (!(await tree.isVisible())) await openFileExplorer(page);
await openFileFromExplorer(page, filename);
await expectFileTabOpen(page, filename);
}
async function seedAgentWithFileLink(target: string) {
const session = await seedMockAgentWorkspace({
repoPrefix: "file-editing-chat-link-",
title: "Chat file link e2e",
initialPrompt: [
"Generate a title and a git branch name for a coding agent from the user prompt and attachments.",
"Return JSON only with fields 'title' and 'branch'.",
"",
"<user-prompt>",
`Open \`${target}\` now`,
"</user-prompt>",
].join("\n"),
});
await writeFile(
path.join(session.cwd, "target.ts"),
Array.from({ length: 80 }, (_, index) => `export const line${index + 1} = ${index + 1};`).join(
"\n",
),
"utf8",
);
return session;
}
test.describe("CodeMirror workspace file editing", () => {
test("opens an assistant file link at its referenced line", async ({ page }) => {
const target = "target.ts:42";
const session = await seedAgentWithFileLink(target);
try {
await openAgentRoute(page, session);
const fileLink = page.getByText(target, { exact: true });
await expect(fileLink).toBeVisible({ timeout: 15_000 });
await fileLink.click();
await expectFileTabOpen(page, "target.ts");
await expect(page.getByTestId("file-source-editor")).toBeVisible();
await expect(page.getByLabel("Line 42, column 1")).toBeVisible();
await expect(
page.getByTestId("file-source-editor").locator(".cm-line", { hasText: "line42 = 42" }),
).toBeVisible();
const sourceEditor = editor(page);
await sourceEditor.click();
await sourceEditor.press("Control+Home");
await expect(page.getByLabel(/^Line 1, column \d+$/)).toBeVisible();
await page
.getByTestId(`workspace-tab-agent_${session.agentId}`)
.filter({ visible: true })
.click();
await expect(fileLink).toBeVisible();
await fileLink.click();
await expect(page.getByLabel("Line 42, column 1")).toBeVisible();
await expect(
page.getByTestId("file-source-editor").locator(".cm-line", { hasText: "line42 = 42" }),
).toBeVisible();
} finally {
await session.cleanup();
}
});
test("clicking the editor focuses its pane beside an agent", async ({ page }) => {
const target = "target.ts:42";
const session = await seedAgentWithFileLink(target);
try {
await page.setViewportSize({ width: 1280, height: 900 });
await openAgentRoute(page, session);
await page.getByRole("button", { name: "Split pane right" }).first().click();
await expect(page.getByTestId("workspace-tabs-row").filter({ visible: true })).toHaveCount(2);
await openWorkspaceFile(page, "target.ts");
await page
.getByTestId(`workspace-tab-agent_${session.agentId}`)
.filter({ visible: true })
.click();
await editor(page).click();
await page.keyboard.press("Alt+Shift+W");
await expect(page.getByTestId("workspace-tab-file_target.ts")).not.toBeVisible();
await expect(
page.getByTestId(`workspace-tab-agent_${session.agentId}`).filter({ visible: true }),
).toBeVisible();
} finally {
await session.cleanup();
}
});
test("shows the full file path and keeps editor controls stable", async ({
page,
withWorkspace,
}) => {
await page.emulateMedia({ colorScheme: "dark" });
const workspace = await withWorkspace({ prefix: "file-editing-visuals-" });
const relativePath = "src/deep/visuals.md";
const sourcePath = path.join(workspace.repoPath, relativePath);
await mkdir(path.dirname(sourcePath), { recursive: true });
await writeFile(
sourcePath,
[...Array.from({ length: 11 }, (_, index) => `line ${index + 1}`), "abcdefghijklmnop"].join(
"\n",
),
"utf8",
);
await workspace.navigateTo();
await openFileExplorer(page);
await page.getByTestId("file-explorer-tree-scroll").getByText("src", { exact: true }).click();
await page.getByTestId("file-explorer-tree-scroll").getByText("deep", { exact: true }).click();
await openFileFromExplorer(page, "visuals.md");
await expectFileTabOpen(page, relativePath);
const fileTab = page.getByTestId(`workspace-tab-file_${relativePath}`).first();
await fileTab.hover();
await expect(page.getByTestId(`workspace-tab-tooltip-file_${relativePath}`)).toHaveText(
relativePath,
);
await expect(page.getByTestId("file-panel-bar")).not.toContainText("visuals.md");
const modeControl = page.getByTestId("file-markdown-mode");
await expect(modeControl).toBeVisible();
await page.getByTestId("file-mode-source").click();
const editorHost = page.getByTestId("file-source-editor");
const content = editor(page);
await expect(editorHost).toHaveAttribute("data-pmono", "");
await expect(content).toHaveCSS("font-family", /SFMono-Regular/);
await content.click();
const cursor = editorHost.locator(".cm-cursor-primary");
await expect(cursor).toBeVisible();
await expect(cursor).toHaveCSS("border-left-color", "rgb(250, 250, 250)");
const initialModeBox = await modeControl.boundingBox();
expect(initialModeBox).not.toBeNull();
const initialModeX = initialModeBox!.x;
await content.press("Control+End");
await expect(page.getByLabel(/Line 12, column \d+/)).toBeVisible();
const movedModeBox = await modeControl.boundingBox();
expect(movedModeBox).not.toBeNull();
expect(movedModeBox!.x).toBe(initialModeX);
await content.press("Control+a");
const selection = editorHost.locator(".cm-selectionBackground").first();
await expect(selection).toBeVisible();
await expect(selection).toHaveCSS("background-color", "rgba(255, 255, 255, 0.2)");
});
test("applies the interface font to portaled tooltips", async ({ page, withWorkspace }) => {
await page.addInitScript(() => {
localStorage.setItem("@paseo:app-settings", JSON.stringify({ uiFontFamily: "monospace" }));
});
const workspace = await withWorkspace({ prefix: "file-tooltip-font-" });
const relativePath = "tooltip-font.txt";
await writeFile(path.join(workspace.repoPath, relativePath), "tooltip font\n", "utf8");
await workspace.navigateTo();
await openFileExplorer(page);
await openFileFromExplorer(page, relativePath);
await expectFileTabOpen(page, relativePath);
await page.getByTestId(`workspace-tab-file_${relativePath}`).first().hover();
await expect(
page
.getByTestId(`workspace-tab-tooltip-file_${relativePath}`)
.getByText(relativePath, { exact: true }),
).toHaveCSS("font-family", "monospace");
});
test("wraps Markdown while source code remains horizontally scrollable", async ({
page,
withWorkspace,
}) => {
const workspace = await withWorkspace({ prefix: "file-editing-wrap-" });
const longLine = "word ".repeat(300);
await writeFile(path.join(workspace.repoPath, "notes.md"), `${longLine}\n`, "utf8");
await writeFile(
path.join(workspace.repoPath, "source.ts"),
`const value = "${longLine}";\n`,
"utf8",
);
await workspace.navigateTo();
await openWorkspaceFile(page, "notes.md");
await page.getByTestId("file-mode-source").click();
const markdownScroller = page
.getByTestId("file-source-editor")
.filter({ visible: true })
.locator(".cm-scroller");
await expect.poll(() => markdownScroller.evaluate(fitsViewportWidth)).toBe(true);
await openWorkspaceFile(page, "source.ts");
const sourceScroller = page
.getByTestId("file-source-editor")
.filter({ visible: true })
.locator(".cm-scroller");
await expect.poll(() => sourceScroller.evaluate(hasHorizontalOverflow)).toBe(true);
});
test("autosaves, saves immediately, resolves conflicts, and restores live updates after reconnect", async ({
page,
withWorkspace,
}) => {
test.setTimeout(120_000);
const gate = await installDaemonWebSocketGate(page);
const workspace = await withWorkspace({ prefix: "file-editing-source-" });
const sourcePath = path.join(workspace.repoPath, "source.ts");
await writeFile(sourcePath, "const initial = 1;\n", "utf8");
await Promise.all(
["one.ts", "two.ts", "three.ts", "four.ts"].map((fileName) =>
writeFile(path.join(workspace.repoPath, fileName), `// ${fileName}\n`, "utf8"),
),
);
await workspace.navigateTo();
await openWorkspaceFile(page, "source.ts");
await expect(page.getByTestId("file-source-editor")).toBeVisible();
await expect(page.getByLabel(/File size/)).toBeVisible();
await expect(page.getByLabel(/lines/)).toBeVisible();
await replaceEditorText(page, "const autosaved = 2;\n");
await expect(page.getByTestId("workspace-tab-modified-file_source.ts")).toBeVisible();
await expect(page.getByLabel("Editor status dirty")).toBeVisible();
await expect(page.getByLabel("Editor status clean")).toBeVisible({ timeout: 5_000 });
await expect(page.getByTestId("workspace-tab-modified-file_source.ts")).not.toBeVisible();
await expect.poll(() => readFile(sourcePath, "utf8")).toBe("const autosaved = 2;\n");
await replaceEditorText(page, "const immediate = 3;\n");
await editor(page).press("Control+s");
await expect.poll(() => readFile(sourcePath, "utf8")).toBe("const immediate = 3;\n");
await writeFile(sourcePath, "const external = 4;\nconst line = 2;\n", "utf8");
await expect(editor(page)).toContainText("const external = 4;");
await expect(page.getByLabel("3 lines")).toBeVisible();
await replaceEditorText(page, "const localWins = 5;\n");
await writeFile(sourcePath, "const diskLoses = 6;\n", "utf8");
await expect(page.getByTestId("file-conflict-alert")).toBeVisible();
for (const fileName of ["one.ts", "two.ts", "three.ts", "four.ts"]) {
await openWorkspaceFile(page, fileName);
}
await page.getByTestId("workspace-tab-file_source.ts").filter({ visible: true }).click();
await expect(editor(page)).toContainText("const localWins = 5;");
await expect(page.getByTestId("file-conflict-alert")).toBeVisible();
await page.getByRole("button", { name: "Overwrite", exact: true }).click();
await expect.poll(() => readFile(sourcePath, "utf8")).toBe("const localWins = 5;\n");
await replaceEditorText(page, "const discarded = 7;\n");
await writeFile(sourcePath, "const diskWins = 8;\n", "utf8");
await expect(page.getByTestId("file-conflict-alert")).toBeVisible();
page.once("dialog", (dialog) => dialog.accept());
await page.getByRole("button", { name: "Reload", exact: true }).click();
await expect(editor(page)).toContainText("const diskWins = 8;");
const subscriptionCount = gate.getClientRequestCount("fs.file.subscribe.request");
await gate.drop();
gate.restore();
await expect
.poll(() => gate.getClientRequestCount("fs.file.subscribe.request"), { timeout: 30_000 })
.toBeGreaterThan(subscriptionCount);
await writeFile(sourcePath, "const afterReconnect = 9;\n", "utf8");
await expect(editor(page)).toContainText("const afterReconnect = 9;");
});
test("preserves a UTF-8 BOM and uses the first line separator after saving", async ({
page,
withWorkspace,
}) => {
const workspace = await withWorkspace({ prefix: "file-editing-encoding-" });
const sourcePath = path.join(workspace.repoPath, "windows.ts");
await writeFile(
sourcePath,
Buffer.from("\uFEFFconst initial = true;\r\nconst mixed = true;\n", "utf8"),
);
await workspace.navigateTo();
await openWorkspaceFile(page, "windows.ts");
await replaceEditorText(page, "const saved = true;\nconst normalized = true;\n");
await editor(page).press("Control+s");
const expected = Buffer.from(
"\uFEFFconst saved = true;\r\nconst normalized = true;\r\n",
"utf8",
).toString("hex");
await expect.poll(async () => (await readFile(sourcePath)).toString("hex")).toBe(expected);
});
test("warns before closing a panel with an unsaved draft", async ({ page, withWorkspace }) => {
const workspace = await withWorkspace({ prefix: "file-editing-draft-" });
const sourcePath = path.join(workspace.repoPath, "draft.ts");
await writeFile(sourcePath, "const initial = 1;\n", "utf8");
await workspace.navigateTo();
await openWorkspaceFile(page, "draft.ts");
await replaceEditorText(page, "const local = 2;\n");
await writeFile(sourcePath, "const external = 3;\n", "utf8");
await expect(page.getByTestId("file-conflict-alert")).toBeVisible();
await expect(page.getByTestId("workspace-tab-modified-file_draft.ts")).toBeVisible();
let closePrompt = "";
page.once("dialog", async (dialog) => {
closePrompt = dialog.message();
await dialog.dismiss();
});
await page
.getByTestId("workspace-tab-file_draft.ts")
.filter({ visible: true })
.first()
.click({ button: "right" });
await page
.getByTestId("workspace-tab-context-file_draft.ts-close")
.filter({ visible: true })
.click();
expect(closePrompt).toContain("Closing it will discard the draft.");
await expect(page.getByTestId("file-source-editor")).toBeVisible();
await expect(page.getByTestId("workspace-tab-modified-file_draft.ts")).toBeVisible();
});
test("refreshes Markdown and images while preserving Preview and Source behavior", async ({
page,
withWorkspace,
}) => {
test.setTimeout(90_000);
const workspace = await withWorkspace({ prefix: "file-editing-preview-" });
const markdownPath = path.join(workspace.repoPath, "notes.md");
const imagePath = path.join(workspace.repoPath, "pixel.png");
await writeFile(markdownPath, "# First heading\n", "utf8");
await writeFile(imagePath, RED_PIXEL);
await workspace.navigateTo();
await openWorkspaceFile(page, "notes.md");
await expect(page.getByText("First heading", { exact: true })).toBeVisible();
await expect(page.getByTestId("file-markdown-mode")).toBeVisible();
await writeFile(markdownPath, "# Updated heading\n", "utf8");
await expect(page.getByText("Updated heading", { exact: true })).toBeVisible();
await page.getByTestId("file-mode-source").click();
await expect(page.getByTestId("file-source-editor")).toBeVisible();
await replaceEditorText(page, "# Saved from source\n");
await expect.poll(() => readFile(markdownPath, "utf8")).toBe("# Saved from source\n");
await page.getByTestId("file-mode-preview").click();
await expect(page.getByText("Saved from source", { exact: true })).toBeVisible();
await openWorkspaceFile(page, "pixel.png");
const image = page.getByTestId("workspace-file-pane").locator("img");
await expect(image).toBeVisible();
const initialSource = await image.getAttribute("src");
await writeFile(imagePath, BLUE_PIXEL);
await expect.poll(() => image.getAttribute("src")).not.toBe(initialSource);
});
test("persists Vim keybindings and reports Vim mode with cursor position", async ({
page,
withWorkspace,
}) => {
test.setTimeout(90_000);
const workspace = await withWorkspace({ prefix: "file-editing-vim-" });
await writeFile(path.join(workspace.repoPath, "vim.ts"), "const vim = true;\n", "utf8");
await page.goto("/settings/editor");
const toggle = page.getByRole("switch", { name: "Vim keybindings" });
await expect(toggle).toBeVisible();
await toggle.click();
await expect(toggle).toBeChecked();
await page.reload();
await expect(page.getByRole("switch", { name: "Vim keybindings" })).toBeChecked();
await workspace.navigateTo();
await openWorkspaceFile(page, "vim.ts");
await expect(page.getByLabel("Vim mode NORMAL")).toBeVisible();
await expect(page.getByLabel("Line 1, column 1")).toBeVisible();
await editor(page).click();
await editor(page).press("i");
await expect(page.getByLabel("Vim mode INSERT")).toBeVisible();
await editor(page).press("Escape");
await expect(page.getByLabel("Vim mode NORMAL")).toBeVisible();
});
});