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bpo-45046: Support context managers in unittest (GH-28045)

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Add methods enterContext() and enterClassContext() in TestCase.
Add method enterAsyncContext() in IsolatedAsyncioTestCase.
Add function enterModuleContext().
(cherry picked from commit 086c6b1b0f)

Co-authored-by: Serhiy Storchaka <storchaka@gmail.com>
This commit is contained in:
Miss Islington (bot) 2022-05-08 08:12:19 -07:00 • committed by GitHub
parent a85bdd7e02
commit c63c8ac238
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26 changed files with 307 additions and 92 deletions
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19
Lib/test/test_importlib/source/test_finder.py
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@ -157,21 +157,12 @@ class FinderTests(abc.FinderTests):
def test_no_read_directory(self):
# Issue #16730
tempdir = tempfile.TemporaryDirectory()
self.enterContext(tempdir)
# Since we muck with the permissions, we want to set them back to
# their original values to make sure the directory can be properly
# cleaned up.
original_mode = os.stat(tempdir.name).st_mode
def cleanup(tempdir):
"""Cleanup function for the temporary directory.
Since we muck with the permissions, we want to set them back to
their original values to make sure the directory can be properly
cleaned up.
"""
os.chmod(tempdir.name, original_mode)
# If this is not explicitly called then the __del__ method is used,
# but since already mucking around might as well explicitly clean
# up.
tempdir.__exit__(None, None, None)
self.addCleanup(cleanup, tempdir)
self.addCleanup(os.chmod, tempdir.name, original_mode)
os.chmod(tempdir.name, stat.S_IWUSR | stat.S_IXUSR)
finder = self.get_finder(tempdir.name)
found = self._find(finder, 'doesnotexist')