cpython/Lib/importlib/test/extension/test_case_sensitivity.py

40 lines
1.1 KiB
Python

import sys
from test import support as test_support
import unittest
import importlib
from . import test_path_hook
class ExtensionModuleCaseSensitivityTest(unittest.TestCase):
def find_module(self):
good_name = test_path_hook.NAME
bad_name = good_name.upper()
assert good_name != bad_name
finder = importlib.ExtensionFileImporter(test_path_hook.PATH)
return finder.find_module(bad_name)
def test_case_sensitive(self):
with test_support.EnvironmentVarGuard() as env:
env.unset('PYTHONCASEOK')
loader = self.find_module()
self.assert_(loader is None)
def test_case_insensitivity(self):
with test_support.EnvironmentVarGuard() as env:
env.set('PYTHONCASEOK', '1')
loader = self.find_module()
self.assert_(hasattr(loader, 'load_module'))
def test_main():
if sys.platform not in ('win32', 'darwin', 'cygwin'):
return
test_support.run_unittest(ExtensionModuleCaseSensitivityTest)
if __name__ == '__main__':
test_main()