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Viewing changes to Lib/importlib/test/extension/test_loader.py

  • Committer: Bazaar Package Importer
  • Author(s): Matthias Klose
  • Date: 2009-03-23 00:01:27 UTC
  • Revision ID: james.westby@ubuntu.com-20090323000127-5fstfxju4ufrhthq
Tags: upstream-3.1~a1+20090322
Import upstream version 3.1~a1+20090322

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Lib/importlib/test/extension/test_loader.py
 
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from importlib import _bootstrap
 
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from . import util as ext_util
 
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from .. import abc
 
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from .. import util
 
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import sys
 
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import unittest
 
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class LoaderTests(abc.LoaderTests):
 
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    """Test load_module() for extension modules."""
 
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    def load_module(self, fullname):
 
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        loader = _bootstrap._ExtensionFileLoader(ext_util.NAME,
 
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                                                ext_util.FILEPATH, False)
 
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        return loader.load_module(fullname)
 
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    def test_module(self):
 
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        with util.uncache(ext_util.NAME):
 
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            module = self.load_module(ext_util.NAME)
 
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            for attr, value in [('__name__', ext_util.NAME),
 
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                                ('__file__', ext_util.FILEPATH),
 
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                                ('__package__', '')]:
 
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                self.assertEqual(getattr(module, attr), value)
 
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            self.assert_(ext_util.NAME in sys.modules)
 
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            self.assert_(isinstance(module.__loader__,
 
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                                    _bootstrap._ExtensionFileLoader))
 
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    def test_package(self):
 
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        # Extensions are not found in packages.
 
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        pass
 
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    def test_lacking_parent(self):
 
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        # Extensions are not found in packages.
 
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        pass
 
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    def test_module_reuse(self):
 
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        with util.uncache(ext_util.NAME):
 
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            module1 = self.load_module(ext_util.NAME)
 
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            module2 = self.load_module(ext_util.NAME)
 
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            self.assert_(module1 is module2)
 
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    def test_state_after_failure(self):
 
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        # No easy way to trigger a failure after a successful import.
 
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        pass
 
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    def test_unloadable(self):
 
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        self.assertRaises(ImportError, self.load_module, 'asdfjkl;')
 
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def test_main():
 
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    from test.support import run_unittest
 
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    run_unittest(LoaderTests)
 
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if __name__ == '__main__':
 
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    test_main()