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importlib._bootstrap is now frozen into Python/importlib.h and stored as _frozen_importlib in sys.modules. Py_Initialize() loads the frozen code along with sys and imp and then uses _frozen_importlib._install() to set builtins.__import__() w/ _frozen_importlib.__import__().
80 lines
2.8 KiB
Python
80 lines
2.8 KiB
Python
# Test the frozen module defined in frozen.c.
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from test.support import captured_stdout, run_unittest
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import unittest
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import sys
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class FrozenTests(unittest.TestCase):
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module_attrs = frozenset(['__builtins__', '__cached__', '__doc__',
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'__file__', '__loader__', '__name__',
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'__package__'])
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package_attrs = frozenset(list(module_attrs) + ['__path__'])
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def test_frozen(self):
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with captured_stdout() as stdout:
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try:
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import __hello__
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except ImportError as x:
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self.fail("import __hello__ failed:" + str(x))
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self.assertEqual(__hello__.initialized, True)
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expect = set(self.module_attrs)
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expect.add('initialized')
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self.assertEqual(set(dir(__hello__)), expect)
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self.assertEqual(stdout.getvalue(), 'Hello world!\n')
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with captured_stdout() as stdout:
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try:
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import __phello__
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except ImportError as x:
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self.fail("import __phello__ failed:" + str(x))
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self.assertEqual(__phello__.initialized, True)
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expect = set(self.package_attrs)
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expect.add('initialized')
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if not "__phello__.spam" in sys.modules:
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self.assertEqual(set(dir(__phello__)), expect)
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else:
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expect.add('spam')
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self.assertEqual(set(dir(__phello__)), expect)
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self.assertEqual(__phello__.__path__, [__phello__.__name__])
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self.assertEqual(stdout.getvalue(), 'Hello world!\n')
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with captured_stdout() as stdout:
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try:
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import __phello__.spam
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except ImportError as x:
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self.fail("import __phello__.spam failed:" + str(x))
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self.assertEqual(__phello__.spam.initialized, True)
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spam_expect = set(self.module_attrs)
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spam_expect.add('initialized')
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self.assertEqual(set(dir(__phello__.spam)), spam_expect)
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phello_expect = set(self.package_attrs)
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phello_expect.add('initialized')
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phello_expect.add('spam')
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self.assertEqual(set(dir(__phello__)), phello_expect)
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self.assertEqual(stdout.getvalue(), 'Hello world!\n')
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try:
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import __phello__.foo
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except ImportError:
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pass
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else:
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self.fail("import __phello__.foo should have failed")
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try:
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import __phello__.foo
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except ImportError:
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pass
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else:
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self.fail("import __phello__.foo should have failed")
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del sys.modules['__hello__']
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del sys.modules['__phello__']
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del sys.modules['__phello__.spam']
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def test_main():
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run_unittest(FrozenTests)
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if __name__ == "__main__":
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test_main()
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