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Implement test for sys.path_importer_cache having None for

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importlib.machinery.PathFinder.
This commit is contained in:
Brett Cannon 2009-02-05 22:02:03 +00:00
parent 014bf28ef1
commit 48f5c4eec6
1 changed files with 14 additions and 2 deletions
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16
Lib/importlib/test/import_/test_path.py
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@ -3,6 +3,7 @@ from .. import util
from . import util as import_util
from contextlib import nested
from imp import new_module
import os
import sys
from types import MethodType
import unittest
@ -191,8 +192,19 @@ class FinderTests(unittest.TestCase):
def test_path_importer_cache_has_None(self):
# Test that the default hook is used when sys.path_importer_cache
# contains None for a path.
# TODO(brett.cannon) implement
pass
module = '<test module>'
importer = util.mock_modules(module)
path = '<test path>'
# XXX Not blackbox.
original_hook = machinery.PathFinder._default_hook
mock_hook = import_util.mock_path_hook(path, importer=importer)
machinery.PathFinder._default_hook = staticmethod(mock_hook)
try:
with util.import_state(path_importer_cache={path: None}):
loader = machinery.PathFinder.find_module(module, path=[path])
self.assert_(loader is importer)
finally:
machinery.PathFinder._default_hook = original_hook
def test_path_hooks(self):
# Test that sys.path_hooks is used.