V6 Phase 1 complete

tests/test_worker_service.py

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+"""Tests for the standalone worker service entrypoint."""
+
+import pytest
+
+from transcription import worker_service
+
+
+@pytest.mark.unit
+def test_main_runs_async_worker_once(monkeypatch):
+    calls: list[str] = []
+
+    async def _fake_run() -> None:
+        calls.append("run")
+
+    monkeypatch.setattr(worker_service, "_run", _fake_run)
+    worker_service.main()
+
+    assert calls == ["run"]
+
+
+@pytest.mark.unit
+def test_main_handles_keyboard_interrupt(monkeypatch):
+    calls: list[str] = []
+
+    def _raise_keyboard_interrupt(coro):
+        coro.close()
+        raise KeyboardInterrupt
+
+    monkeypatch.setattr(worker_service.asyncio, "run", _raise_keyboard_interrupt)
+    monkeypatch.setattr(worker_service.logger, "info", lambda _msg: calls.append("logged"))
+
+    worker_service.main()
+
+    assert calls == ["logged"]