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bpo-45020: Add tests for the -X "frozen_modules" option. (gh-28997)

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We hadn't explicitly added any tests for this, so here they are.

https://bugs.python.org/issue45020
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Eric Snow 2021-10-25 15:26:41 -06:00 • committed by GitHub
parent 2b8677a3cd
commit 6afb285ff0
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15
Lib/test/test_cmd_line.py
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@ -123,6 +123,21 @@ class CmdLineTest(unittest.TestCase):
else:
self.assertEqual(err, b'')
def test_xoption_frozen_modules(self):
tests = {
('=on', 'FrozenImporter'),
('=off', 'SourceFileLoader'),
('=', 'FrozenImporter'),
('', 'FrozenImporter'),
}
for raw, expected in tests:
cmd = ['-X', f'frozen_modules{raw}',
#'-c', 'import os; print(os.__spec__.loader.__name__, end="")']
'-c', 'import os; print(os.__spec__.loader, end="")']
with self.subTest(raw):
res = assert_python_ok(*cmd)
self.assertRegex(res.out.decode('utf-8'), expected)
def test_run_module(self):
# Test expected operation of the '-m' switch
# Switch needs an argument