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from importlib import _bootstrap_external
from test.support import os_helper
import unittest
import sys
from test.test_importlib import util
importlib = util.import_importlib('importlib')
machinery = util.import_importlib('importlib.machinery')
@unittest.skipIf(util.EXTENSIONS is None or util.EXTENSIONS.filename is None,
'dynamic loading not supported or test module not available')
@util.case_insensitive_tests
class ExtensionModuleCaseSensitivityTest(util.CASEOKTestBase):
def find_spec(self):
good_name = util.EXTENSIONS.name
bad_name = good_name.upper()
assert good_name != bad_name
finder = self.machinery.FileFinder(util.EXTENSIONS.path,
(self.machinery.ExtensionFileLoader,
self.machinery.EXTENSION_SUFFIXES))
return finder.find_spec(bad_name)
@unittest.skipIf(sys.flags.ignore_environment, 'ignore_environment flag was set')
def test_case_sensitive(self):
with os_helper.EnvironmentVarGuard() as env:
env.unset('PYTHONCASEOK')
self.caseok_env_changed(should_exist=False)
spec = self.find_spec()
self.assertIsNone(spec)
@unittest.skipIf(sys.flags.ignore_environment, 'ignore_environment flag was set')
def test_case_insensitivity(self):
with os_helper.EnvironmentVarGuard() as env:
env.set('PYTHONCASEOK', '1')
self.caseok_env_changed(should_exist=True)
spec = self.find_spec()
self.assertTrue(spec)
(Frozen_ExtensionCaseSensitivity,
Source_ExtensionCaseSensitivity
) = util.test_both(ExtensionModuleCaseSensitivityTest, importlib=importlib,
machinery=machinery)
if __name__ == '__main__':
unittest.main()
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