test_codecs.py 文件源码

def check_encode(self, cp, tests):
        for text, errors, expected in tests:
            if expected is not None:
                try:
                    encoded = codecs.code_page_encode(cp, text, errors)
                except UnicodeEncodeError as err:
                    self.fail('Unable to encode %a to "cp%s" with '
                              'errors=%r: %s' % (text, cp, errors, err))
                self.assertEqual(encoded[0], expected,
                    '%a.encode("cp%s", %r)=%a != %a'
                    % (text, cp, errors, encoded[0], expected))
                self.assertEqual(encoded[1], len(text))
            else:
                self.assertRaises(UnicodeEncodeError,
                    codecs.code_page_encode, cp, text, errors)