text_format_test.py 文件源码

def testParseDuplicateNestedMessageScalars(self):
    message = unittest_pb2.TestAllTypes()
    text = ('optional_nested_message { bb: 1 } '
            'optional_nested_message { bb: 2 }')
    six.assertRaisesRegex(self, text_format.ParseError, (
        '1:65 : Message type "protobuf_unittest.TestAllTypes.NestedMessage" '
        'should not have multiple "bb" fields.'), text_format.Parse, text,
                          message)