fix(ci): stabilize main test suite regressions (#17660)

* fix: stabilize main test suite regressions

* test(agent): update MiniMax normalization expectation

* test: stabilize remaining CI assertions

* test: harden config helper monkeypatching

* test: harden CI-only assertions

* fix(agent): propagate fast streaming interrupts

hermes_cli/doctor.py

@@ -78,6 +78,14 @@ def _system_package_install_cmd(pkg: str) -> str:
     return f"sudo apt install {pkg}"
 
 
+def _safe_which(cmd: str) -> str | None:
+    """shutil.which wrapper resilient to platform monkeypatching in tests."""
+    try:
+        return shutil.which(cmd)
+    except Exception:
+        return None
+
+
 def _termux_browser_setup_steps(node_installed: bool) -> list[str]:
     steps: list[str] = []
     step = 1
@@ -579,7 +587,7 @@ def run_doctor(args):
     except Exception as e:
         check_warn("Auth provider status", f"(could not check: {e})")
 
-    if shutil.which("codex"):
+    if _safe_which("codex"):
         check_ok("codex CLI")
     else:
         # Native OAuth uses Hermes' own device-code flow — the Codex CLI is
@@ -797,13 +805,13 @@ def run_doctor(args):
     print(color("◆ External Tools", Colors.CYAN, Colors.BOLD))
     
     # Git
-    if shutil.which("git"):
+    if _safe_which("git"):
         check_ok("git")
     else:
         check_warn("git not found", "(optional)")
     
     # ripgrep (optional, for faster file search)
-    if shutil.which("rg"):
+    if _safe_which("rg"):
         check_ok("ripgrep (rg)", "(faster file search)")
     else:
         check_warn("ripgrep (rg) not found", "(file search uses grep fallback)")
@@ -812,7 +820,7 @@ def run_doctor(args):
     # Docker (optional)
     terminal_env = os.getenv("TERMINAL_ENV", "local")
     if terminal_env == "docker":
-        if shutil.which("docker"):
+        if _safe_which("docker"):
             # Check if docker daemon is running
             try:
                 result = subprocess.run(["docker", "info"], capture_output=True, timeout=10)
@@ -827,7 +835,7 @@ def run_doctor(args):
             check_fail("docker not found", "(required for TERMINAL_ENV=docker)")
             issues.append("Install Docker or change TERMINAL_ENV")
     else:
-        if shutil.which("docker"):
+        if _safe_which("docker"):
             check_ok("docker", "(optional)")
         else:
             if _is_termux():
@@ -918,7 +926,7 @@ def run_doctor(args):
             check_info("Vercel persistence: ephemeral filesystem")
 
     # Node.js + agent-browser (for browser automation tools)
-    if shutil.which("node"):
+    if _safe_which("node"):
         check_ok("Node.js")
         # Check if agent-browser is installed
         agent_browser_path = PROJECT_ROOT / "node_modules" / "agent-browser"
@@ -944,7 +952,7 @@ def run_doctor(args):
             check_warn("Node.js not found", "(optional, needed for browser tools)")
     
     # npm audit for all Node.js packages
-    if shutil.which("npm"):
+    if _safe_which("npm"):
         npm_dirs = [
             (PROJECT_ROOT, "Browser tools (agent-browser)"),
             (PROJECT_ROOT / "scripts" / "whatsapp-bridge", "WhatsApp bridge"),

hermes_cli/main.py

@@ -5398,7 +5398,7 @@ def _warn_stale_dashboard_processes() -> None:
                 capture_output=True, text=True, timeout=10,
             )
             if result.returncode == 0:
-                for line in result.stdout.split("\n"):
+                for line in getattr(result, "stdout", "").split("\n"):
                     stripped = line.strip()
                     if not stripped or "grep" in stripped:
                         continue