test_when_timeout_smaller_second is flaky #5116
Description
🐞 Describe the bug
Sometimes test_when_timeout_smaller_second fails
💡 To Reproduce
Run this test multiple times
pip install pytest-repeat
pytest -q tests/test_helpers.py::test_when_timeout_smaller_second --count 1000 -x
💡 Expected behavior
Test shouldn't fail
📋 Logs/tracebacks
loop = <_UnixSelectorEventLoop running=False closed=False debug=False>
def test_when_timeout_smaller_second(loop) -> None:
timeout = 0.1
timer = loop.time() + timeout
handle = helpers.TimeoutHandle(loop, timeout)
when = handle.start()._when
handle.close()
assert isinstance(when, float)
> assert f"{when:.3f}" == f"{timer:.3f}"
E AssertionError: assert '151331.472' == '151331.471'
E - 151331.471
E ? ^
E + 151331.472
E ? ^📋 Your version of the Python
$ python --version
Python 3.8.5📋 Your version of the aiohttp/yarl/multidict distributions
$ python -m pip show aiohttp
4.0.0a1$ python -m pip show multidict
5.0.0$ python -m pip show yarl
1.6.1