mirror of
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cc5c8bf5e3
* Make helpers.frame.report_usage work when called from any thread * Address review comments, update tests * Add test * Update test * Update recorder test * Update tests
96 lines
3.0 KiB
Python
96 lines
3.0 KiB
Python
"""Test pool."""
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import asyncio
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import threading
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import pytest
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from sqlalchemy import create_engine
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from sqlalchemy.orm import sessionmaker
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from homeassistant.components.recorder.const import DB_WORKER_PREFIX
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from homeassistant.components.recorder.pool import RecorderPool
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from homeassistant.core import HomeAssistant
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async def test_recorder_pool_called_from_event_loop() -> None:
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"""Test we raise an exception when calling from the event loop."""
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recorder_and_worker_thread_ids: set[int] = set()
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engine = create_engine(
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"sqlite://",
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poolclass=RecorderPool,
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recorder_and_worker_thread_ids=recorder_and_worker_thread_ids,
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)
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with pytest.raises(RuntimeError):
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sessionmaker(bind=engine)().connection()
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async def test_recorder_pool(
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hass: HomeAssistant, caplog: pytest.LogCaptureFixture
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) -> None:
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"""Test RecorderPool gives the same connection in the creating thread."""
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recorder_and_worker_thread_ids: set[int] = set()
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engine = create_engine(
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"sqlite://",
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poolclass=RecorderPool,
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recorder_and_worker_thread_ids=recorder_and_worker_thread_ids,
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)
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get_session = sessionmaker(bind=engine)
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shutdown = False
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connections = []
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add_thread = False
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event = asyncio.Event()
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def _get_connection_twice():
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if add_thread:
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recorder_and_worker_thread_ids.add(threading.get_ident())
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session = get_session()
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connections.append(session.connection().connection.driver_connection)
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session.close()
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if shutdown:
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engine.pool.shutdown()
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session = get_session()
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connections.append(session.connection().connection.driver_connection)
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session.close()
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hass.loop.call_soon_threadsafe(event.set)
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caplog.clear()
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event.clear()
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new_thread = threading.Thread(target=_get_connection_twice)
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new_thread.start()
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await event.wait()
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new_thread.join()
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assert "accesses the database without the database executor" in caplog.text
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assert connections[0] != connections[1]
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add_thread = True
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caplog.clear()
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event.clear()
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new_thread = threading.Thread(target=_get_connection_twice, name=DB_WORKER_PREFIX)
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new_thread.start()
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await event.wait()
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new_thread.join()
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assert "accesses the database without the database executor" not in caplog.text
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assert connections[2] == connections[3]
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caplog.clear()
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event.clear()
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new_thread = threading.Thread(target=_get_connection_twice, name="Recorder")
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new_thread.start()
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await event.wait()
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new_thread.join()
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assert "accesses the database without the database executor" not in caplog.text
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assert connections[4] == connections[5]
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shutdown = True
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caplog.clear()
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event.clear()
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new_thread = threading.Thread(target=_get_connection_twice, name=DB_WORKER_PREFIX)
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new_thread.start()
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await event.wait()
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new_thread.join()
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assert "accesses the database without the database executor" not in caplog.text
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assert connections[6] != connections[7]
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