cpython/Lib/test/test_importlib/extension/test_path_hook.py

33 lines
833 B
Python

from importlib import machinery
from . import util
import collections
import imp
import sys
import unittest
class PathHookTests(unittest.TestCase):
"""Test the path hook for extension modules."""
# XXX Should it only succeed for pre-existing directories?
# XXX Should it only work for directories containing an extension module?
def hook(self, entry):
return machinery.FileFinder.path_hook((machinery.ExtensionFileLoader,
machinery.EXTENSION_SUFFIXES))(entry)
def test_success(self):
# Path hook should handle a directory where a known extension module
# exists.
self.assertTrue(hasattr(self.hook(util.PATH), 'find_module'))
def test_main():
from test.support import run_unittest
run_unittest(PathHookTests)
if __name__ == '__main__':
test_main()