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PYTHON-5178 Make test_async_cancellation_closes_change_stream more robust #2175

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Merged
merged 1 commit into from
Mar 3, 2025
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PYTHON-5178 Make test_async_cancellation_closes_change_stream more robust #2175

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4 changes: 3 additions & 1 deletion test/asynchronous/test_async_cancellation.py
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Original file line number Diff line number Diff line change
Expand Up @@ -102,6 +102,7 @@ async def task():
async def test_async_cancellation_closes_change_stream(self):
self.addAsyncCleanup(self.client.db.test.delete_many, {})
change_stream = await self.client.db.test.watch(batch_size=2)
event = asyncio.Event()

# Make sure getMore commands block
fail_command = {
Expand All @@ -113,11 +114,12 @@ async def test_async_cancellation_closes_change_stream(self):
async def task():
async with self.fail_point(fail_command):
await self.client.db.test.insert_many([{"x": 1}, {"x": 2}])
event.set()
await change_stream.next()

task = asyncio.create_task(task())

await asyncio.sleep(0.1)
await event.wait()

task.cancel()
with self.assertRaises(asyncio.CancelledError):
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