cpython/Lib/test/test_importlib/builtin/test_loader.py

46 lines
1.4 KiB
Python

from test.test_importlib import abc, util
machinery = util.import_importlib('importlib.machinery')
import sys
import types
import unittest
import warnings
@unittest.skipIf(util.BUILTINS.good_name is None, 'no reasonable builtin module')
class InspectLoaderTests:
"""Tests for InspectLoader methods for BuiltinImporter."""
def test_get_code(self):
# There is no code object.
result = self.machinery.BuiltinImporter.get_code(util.BUILTINS.good_name)
self.assertIsNone(result)
def test_get_source(self):
# There is no source.
result = self.machinery.BuiltinImporter.get_source(util.BUILTINS.good_name)
self.assertIsNone(result)
def test_is_package(self):
# Cannot be a package.
result = self.machinery.BuiltinImporter.is_package(util.BUILTINS.good_name)
self.assertFalse(result)
@unittest.skipIf(util.BUILTINS.bad_name is None, 'all modules are built in')
def test_not_builtin(self):
# Modules not built-in should raise ImportError.
for meth_name in ('get_code', 'get_source', 'is_package'):
method = getattr(self.machinery.BuiltinImporter, meth_name)
with self.assertRaises(ImportError) as cm:
method(util.BUILTINS.bad_name)
(Frozen_InspectLoaderTests,
Source_InspectLoaderTests
) = util.test_both(InspectLoaderTests, machinery=machinery)
if __name__ == '__main__':
unittest.main()