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from test.support import is_apple_mobile
from test.test_importlib import abc, util
machinery = util.import_importlib('importlib.machinery')
import unittest
import sys
class FinderTests(abc.FinderTests):
"""Test the finder for extension modules."""
def setUp(self):
if not self.machinery.EXTENSION_SUFFIXES or not util.EXTENSIONS:
raise unittest.SkipTest("Requires dynamic loading support.")
if util.EXTENSIONS.name in sys.builtin_module_names:
raise unittest.SkipTest(
f"{util.EXTENSIONS.name} is a builtin module"
)
def find_spec(self, fullname):
if is_apple_mobile:
# Apple mobile platforms require a specialist loader that uses
# .fwork files as placeholders for the true `.so` files.
loaders = [
(
self.machinery.AppleFrameworkLoader,
[
ext.replace(".so", ".fwork")
for ext in self.machinery.EXTENSION_SUFFIXES
]
)
]
else:
loaders = [
(
self.machinery.ExtensionFileLoader,
self.machinery.EXTENSION_SUFFIXES
)
]
importer = self.machinery.FileFinder(util.EXTENSIONS.path, *loaders)
return importer.find_spec(fullname)
def test_module(self):
self.assertTrue(self.find_spec(util.EXTENSIONS.name))
# No extension module as an __init__ available for testing.
test_package = test_package_in_package = None
# No extension module in a package available for testing.
test_module_in_package = None
# Extension modules cannot be an __init__ for a package.
test_package_over_module = None
def test_failure(self):
self.assertIsNone(self.find_spec('asdfjkl;'))
(Frozen_FinderTests,
Source_FinderTests
) = util.test_both(FinderTests, machinery=machinery)
if __name__ == '__main__':
unittest.main()
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