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Run the garbage collector between tests #417

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Run the garbage collector between tests #417

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f463165
Run the garbage collector between tests
DABH Nov 13, 2026
11c632c
clean up
DABH Nov 13, 2026
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14 changes: 13 additions & 1 deletion tests/conftest.py
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Original file line number Diff line number Diff line change
@@ -1,7 +1,8 @@
import asyncio
import gc
import multiprocessing
import sys
from typing import AsyncGenerator
from typing import AsyncGenerator, Iterator

import pytest
import pytest_asyncio
Expand Down Expand Up @@ -65,3 +66,14 @@ async def env(request) -> AsyncGenerator[WorkflowEnvironment, None]:
@pytest_asyncio.fixture
async def client(env: WorkflowEnvironment) -> Client:
return env.client


@pytest.fixture(autouse=True)
def collect_garbage_between_tests() -> Iterator[None]:
"""Run the cyclic garbage collector on the main thread after every test.

Otherwise there can be a bug that leads to test stalls, when using CPython
before 3.12 (python/cpython#91351).
"""
yield
gc.collect()
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