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use patch context manager instead of decorator because the decorator 'leaks' metadata onto the function

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This commit is contained in:
Benjamin Peterson 2014-09-20 11:53:12 -04:00
parent 96756b6a27
commit 9833fcbca3
2 changed files with 10 additions and 11 deletions
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6
Lib/distutils/tests/test_dir_util.py
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@ -122,12 +122,12 @@ class DirUtilTestCase(support.TempdirManager, unittest.TestCase):
self.assertEqual(ensure_relative('c:\\home\\foo'), 'c:home\\foo')
self.assertEqual(ensure_relative('home\\foo'), 'home\\foo')
@patch('os.listdir', side_effect=OSError())
def test_copy_tree_exception_in_listdir(self, listdir):
def test_copy_tree_exception_in_listdir(self):
"""
An exception in listdir should raise a DistutilsFileError
"""
with self.assertRaises(errors.DistutilsFileError):
with patch("os.listdir", side_effect=OSError()), \
self.assertRaises(errors.DistutilsFileError):
src = self.tempdirs[-1]
dir_util.copy_tree(src, None)