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from importlib import machinery
from .. import abc
from .. import util
from . import util as builtin_util
import sys
import unittest
class FinderTests(abc.FinderTests):
"""Test find_module() for built-in modules."""
def test_module(self):
# Common case.
with util.uncache(builtin_util.NAME):
found = machinery.BuiltinImporter.find_module(builtin_util.NAME)
self.assertTrue(found)
def test_package(self):
# Built-in modules cannot be a package.
pass
def test_module_in_package(self):
# Built-in modules cannobt be in a package.
pass
def test_package_in_package(self):
# Built-in modules cannot be a package.
pass
def test_package_over_module(self):
# Built-in modules cannot be a package.
pass
def test_failure(self):
assert 'importlib' not in sys.builtin_module_names
loader = machinery.BuiltinImporter.find_module('importlib')
self.assertTrue(loader is None)
def test_ignore_path(self):
# The value for 'path' should always trigger a failed import.
with util.uncache(builtin_util.NAME):
loader = machinery.BuiltinImporter.find_module(builtin_util.NAME,
['pkg'])
self.assertTrue(loader is None)
def test_main():
from test.support import run_unittest
run_unittest(FinderTests)
if __name__ == '__main__':
test_main()
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