test_mimetypes.py 文件源码

def test_non_latin_extension(self):
        import _winreg

        class MockWinreg(object):
            def __getattr__(self, name):
                if name == 'EnumKey':
                    return lambda key, i: _winreg.EnumKey(key, i) + "\xa3"
                elif name == 'OpenKey':
                    return lambda key, name: _winreg.OpenKey(key, name.rstrip("\xa3"))
                elif name == 'QueryValueEx':
                    return lambda subkey, label: (u'?????/???????' , _winreg.REG_SZ)
                return getattr(_winreg, name)

        mimetypes._winreg = MockWinreg()
        try:
            # this used to throw an exception if registry contained non-Latin
            # characters in extensions (issue #9291)
            mimetypes.init()
        finally:
            mimetypes._winreg = _winreg