"""Runner stall handling check (2026-10-12).

1. start_timeout=3 s with 1 retry: Rhino cannot start a script that fast -> both attempts are killed, RhinoJobError
   lists 2 attempts with the window title, and no Rhino process from this test is left running.
2. normal run: result returned and no Rhino left behind (exit mode exited / killed after result is recorded).
"""
import subprocess
import sys
import tempfile
from pathlib import Path

sys.path.insert(0, str(Path(__file__).resolve().parents[1]))
from runner import RhinoJobError, run_job  # noqa: E402

step = Path(tempfile.mkdtemp()) / "noop.py"
step.write_text("print('noop')\n", encoding="utf-8")


def rhino_count():
    out = subprocess.run(["tasklist", "/FI", "IMAGENAME eq Rhino.exe", "/FO", "CSV", "/NH"], capture_output=True, text=True)
    return out.stdout.count("Rhino.exe")


ok = True
before = rhino_count()
try:
    run_job([{"name": "noop", "script": step}], start_timeout=3, retries=1)
    print("FAIL stall: no error raised")
    ok = False
except RhinoJobError as e:
    n = str(e).count("did not start the job within 3s")
    print("PASS" if n == 2 else "FAIL", "stall: attempts reported", n, "|", str(e)[:200])
    ok &= n == 2
left = rhino_count() - before
print("PASS" if left == 0 else "FAIL", "stall: Rhino processes left", left)
ok &= left == 0
r = run_job([{"name": "noop", "script": step}])
good = r["ok"] and r["steps"][0]["stdout"].strip() == "noop"
print("PASS" if good else "FAIL", "normal run returns the result:", r["wall_secs"], "s")
# How Rhino ended is recorded, not judged: since 2026-10-12 13:00 Rhino on this PC often stays alive after
# _-Exit (cause not identified); the runner then kills it after the grace period, the result is already safe.
print("INFO rhino exit:", r["rhino_exit"])
left = rhino_count() - before
print("PASS" if left == 0 else "FAIL", "normal run: Rhino processes left", left)
ok &= good and left == 0
sys.exit(0 if ok else 1)