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[3.13] gh-135801: Add tests for filtering warnings by module (GH-140240) (GH-140247)

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(cherry picked from commit fbf0843e39)

Co-authored-by: Serhiy Storchaka <storchaka@gmail.com>
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Miss Islington (bot) 2025-10-21 20:18:27 +02:00 • committed by GitHub
parent 05405152a9
commit cd6b272f7a
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79
Lib/test/test_warnings/__init__.py
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@ -237,6 +237,85 @@ class FilterTests(BaseTest):
42)
self.assertEqual(len(w), 0)
def test_filter_module(self):
MS_WINDOWS = (sys.platform == 'win32')
with self.module.catch_warnings(record=True) as w:
self.module.simplefilter('error')
self.module.filterwarnings('always', module=r'package\.module\Z')
self.module.warn_explicit('msg', UserWarning, 'filename', 42,
module='package.module')
self.assertEqual(len(w), 1)
with self.assertRaises(UserWarning):
self.module.warn_explicit('msg', UserWarning, '/path/to/package/module', 42)
with self.assertRaises(UserWarning):
self.module.warn_explicit('msg', UserWarning, '/path/to/package/module.py', 42)
with self.module.catch_warnings(record=True) as w:
self.module.simplefilter('error')
self.module.filterwarnings('always', module='package')
self.module.warn_explicit('msg', UserWarning, 'filename', 42,
module='package.module')
self.assertEqual(len(w), 1)
with self.assertRaises(UserWarning):
self.module.warn_explicit('msg', UserWarning, 'filename', 42,
module='other.package.module')
with self.assertRaises(UserWarning):
self.module.warn_explicit('msg', UserWarning, '/path/to/otherpackage/module.py', 42)
with self.module.catch_warnings(record=True) as w:
self.module.simplefilter('error')
self.module.filterwarnings('always', module=r'/path/to/package/module\Z')
self.module.warn_explicit('msg', UserWarning, '/path/to/package/module', 42)
self.assertEqual(len(w), 1)
self.module.warn_explicit('msg', UserWarning, '/path/to/package/module.py', 42)
self.assertEqual(len(w), 2)
with self.assertRaises(UserWarning):
self.module.warn_explicit('msg', UserWarning, '/PATH/TO/PACKAGE/MODULE', 42)
if MS_WINDOWS:
if self.module is py_warnings:
self.module.warn_explicit('msg', UserWarning, r'/path/to/package/module.PY', 42)
self.assertEqual(len(w), 3)
with self.assertRaises(UserWarning):
self.module.warn_explicit('msg', UserWarning, r'/path/to/package/module/__init__.py', 42)
with self.assertRaises(UserWarning):
self.module.warn_explicit('msg', UserWarning, r'/path/to/package/module.pyw', 42)
with self.assertRaises(UserWarning):
self.module.warn_explicit('msg', UserWarning, r'\path\to\package\module', 42)
with self.module.catch_warnings(record=True) as w:
self.module.simplefilter('error')
self.module.filterwarnings('always', module=r'/path/to/package/__init__\Z')
self.module.warn_explicit('msg', UserWarning, '/path/to/package/__init__.py', 42)
self.assertEqual(len(w), 1)
self.module.warn_explicit('msg', UserWarning, '/path/to/package/__init__', 42)
self.assertEqual(len(w), 2)
if MS_WINDOWS:
with self.module.catch_warnings(record=True) as w:
self.module.simplefilter('error')
self.module.filterwarnings('always', module=r'C:\\path\\to\\package\\module\Z')
self.module.warn_explicit('msg', UserWarning, r'C:\path\to\package\module', 42)
self.assertEqual(len(w), 1)
self.module.warn_explicit('msg', UserWarning, r'C:\path\to\package\module.py', 42)
self.assertEqual(len(w), 2)
if self.module is py_warnings:
self.module.warn_explicit('msg', UserWarning, r'C:\path\to\package\module.PY', 42)
self.assertEqual(len(w), 3)
with self.assertRaises(UserWarning):
self.module.warn_explicit('msg', UserWarning, r'C:\path\to\package\module.pyw', 42)
with self.assertRaises(UserWarning):
self.module.warn_explicit('msg', UserWarning, r'C:\PATH\TO\PACKAGE\MODULE', 42)
with self.assertRaises(UserWarning):
self.module.warn_explicit('msg', UserWarning, r'C:/path/to/package/module', 42)
with self.assertRaises(UserWarning):
self.module.warn_explicit('msg', UserWarning, r'C:\path\to\package\module\__init__.py', 42)
with self.module.catch_warnings(record=True) as w:
self.module.simplefilter('error')
self.module.filterwarnings('always', module=r'<unknown>\Z')
self.module.warn_explicit('msg', UserWarning, '', 42)
self.assertEqual(len(w), 1)
def test_module_globals(self):
with original_warnings.catch_warnings(record=True,
module=self.module) as w: