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bpo-30167: Add test for module.__cached__ is None (GH-7617)

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INADA Naoki 2018-10-01 21:10:37 +09:00 • committed by GitHub
parent cd602b8af2
commit d4c76d960b
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11
Lib/test/test_site.py
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@ -389,6 +389,17 @@ class ImportSideEffectTests(unittest.TestCase):
"expected absolute path, got {}"
.format(os__cached__.decode('ascii')))
def test_abs_paths_cached_None(self):
"""Test for __cached__ is None.
Regarding to PEP 3147, __cached__ can be None.
See also: https://bugs.python.org/issue30167
"""
sys.modules['test'].__cached__ = None
site.abs_paths()
self.assertIsNone(sys.modules['test'].__cached__)
def test_no_duplicate_paths(self):
# No duplicate paths should exist in sys.path
# Handled by removeduppaths()