diff options
| author | Victor Stinner <victor.stinner@haypocalc.com> | 2011-07-04 00:43:09 (GMT) |
|---|---|---|
| committer | Victor Stinner <victor.stinner@haypocalc.com> | 2011-07-04 00:43:09 (GMT) |
| commit | b1b25f0ffd6c2d31cf21fa7128ff64c314c3cd2e (patch) | |
| tree | 0227d262895e628d23cd1c000140d23600f01823 /Lib | |
| parent | 7d10a2d88accf1a04cb90ceb991fb5cac0abb698 (diff) | |
| download | cpython-b1b25f0ffd6c2d31cf21fa7128ff64c314c3cd2e.zip cpython-b1b25f0ffd6c2d31cf21fa7128ff64c314c3cd2e.tar.gz cpython-b1b25f0ffd6c2d31cf21fa7128ff64c314c3cd2e.tar.bz2 | |
Issue #12467: warnings: fix a race condition if a warning is emitted at
shutdown, if globals()['__file__'] is None.
Diffstat (limited to 'Lib')
| -rw-r--r-- | Lib/test/test_warnings.py | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/Lib/test/test_warnings.py b/Lib/test/test_warnings.py index dbf30e9..79be835 100644 --- a/Lib/test/test_warnings.py +++ b/Lib/test/test_warnings.py @@ -542,6 +542,18 @@ class _WarningsTests(BaseTest): assert expected_line self.assertEqual(second_line, expected_line) + def test_filename_none(self): + # issue #12467: race condition if a warning is emitted at shutdown + globals_dict = globals() + oldfile = globals_dict['__file__'] + try: + with original_warnings.catch_warnings(module=self.module) as w: + self.module.filterwarnings("always", category=UserWarning) + globals_dict['__file__'] = None + original_warnings.warn('test', UserWarning) + finally: + globals_dict['__file__'] = oldfile + class WarningsDisplayTests(unittest.TestCase): |