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GeezerVison is showing github.com — test_multiprocessing.test_empty_authkey triggers env changed failure · Issue #116439 · python/cpython

test_multiprocessing.test_empty_authkey triggers env changed failure #116439

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test_multiprocessing.test_empty_authkey triggers env changed failure#116439
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colesbury
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testsTests in the Lib/test dirTests in the Lib/test dir

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@colesbury
colesbury
opened on Mar 6, 2024
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The test starts a thread but doesn't join it, which can lead to test failures with "ENV CHANGED"

cpython/Lib/test/_test_multiprocessing.py

Lines 3518 to 3521 in c62144a

with self.connection.Listener(authkey=key) as listener:
threading.Thread(target=run, args=(listener.address, key)).start()
with listener.accept() as d:
self.assertEqual(d.recv(), 1729)

See also #25845

From https://buildbot.python.org/all/#/builders/249/builds/7957/steps/5/logs/stdio:

...
test_empty_authkey (test.test_multiprocessing_fork.test_processes.WithProcessesTestListener.test_empty_authkey) ... ok
test_multiple_bind (test.test_multiprocessing_fork.test_processes.WithProcessesTestListener.test_multiple_bind) ... ok
Warning -- Dangling threads: {<Thread(Thread-13 (run), started 139968890533568)>}
...

Linked PRs

  • gh-116439: Ensure thread is joined in test_empty_authkey #116442
Reacted by Gregory P. Smith

Activity

  1. colesbury
    added
    testsTests in the Lib/test dirTests in the Lib/test dir
    on Mar 6, 2024
  2. colesbury
    self-assigned this
    on Mar 6, 2024
  3. colesbury
    added a commit that references this issue on Mar 6, 2024

    pythongh-116439: Ensure thread is joined in test_empty_authkey

    fa4a1af

  4. colesbury commented on Mar 6, 2024

    @colesbury
    colesbury
    on Mar 6, 2024
    ContributorAuthor
    More actions

    Already fixed in #116434

    Reacted by Gregory P. Smith
  5. colesbury
    closed this as completedon Mar 6, 2024
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    colesbury

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testsTests in the Lib/test dirTests in the Lib/test dir

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