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Implement PEP 451 (ModuleSpec).

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This commit is contained in:
Eric Snow 2013-11-22 09:05:39 -07:00
parent 9e6097ebe7
commit b523f8433a
37 changed files with 6972 additions and 4387 deletions
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65
Lib/test/test_importlib/test_util.py
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@ -34,71 +34,6 @@ Frozen_DecodeSourceBytesTests, Source_DecodeSourceBytesTests = test_util.test_bo
DecodeSourceBytesTests, util=[frozen_util, source_util])
class ModuleToLoadTests:
module_name = 'ModuleManagerTest_module'
def setUp(self):
support.unload(self.module_name)
self.addCleanup(support.unload, self.module_name)
def test_new_module(self):
# Test a new module is created, inserted into sys.modules, has
# __initializing__ set to True after entering the context manager,
# and __initializing__ set to False after exiting.
with self.util.module_to_load(self.module_name) as module:
self.assertIn(self.module_name, sys.modules)
self.assertIs(sys.modules[self.module_name], module)
self.assertTrue(module.__initializing__)
self.assertFalse(module.__initializing__)
def test_new_module_failed(self):
# Test the module is removed from sys.modules.
try:
with self.util.module_to_load(self.module_name) as module:
self.assertIn(self.module_name, sys.modules)
raise exception
except Exception:
self.assertNotIn(self.module_name, sys.modules)
else:
self.fail('importlib.util.module_to_load swallowed an exception')
def test_reload(self):
# Test that the same module is in sys.modules.
created_module = types.ModuleType(self.module_name)
sys.modules[self.module_name] = created_module
with self.util.module_to_load(self.module_name) as module:
self.assertIs(module, created_module)
def test_reload_failed(self):
# Test that the module was left in sys.modules.
created_module = types.ModuleType(self.module_name)
sys.modules[self.module_name] = created_module
try:
with self.util.module_to_load(self.module_name) as module:
raise Exception
except Exception:
self.assertIn(self.module_name, sys.modules)
else:
self.fail('importlib.util.module_to_load swallowed an exception')
def test_reset_name(self):
# If reset_name is true then module.__name__ = name, else leave it be.
odd_name = 'not your typical name'
created_module = types.ModuleType(self.module_name)
created_module.__name__ = odd_name
sys.modules[self.module_name] = created_module
with self.util.module_to_load(self.module_name) as module:
self.assertEqual(module.__name__, self.module_name)
created_module.__name__ = odd_name
with self.util.module_to_load(self.module_name, reset_name=False) as module:
self.assertEqual(module.__name__, odd_name)
Frozen_ModuleToLoadTests, Source_ModuleToLoadTests = test_util.test_both(
ModuleToLoadTests,
util=[frozen_util, source_util])
class ModuleForLoaderTests:
"""Tests for importlib.util.module_for_loader."""