text_format_test.py 文件源码

def testMergeUnknownField(self):
    message = unittest_pb2.TestAllTypes()
    text = 'unknown_field: 8\n'
    self.assertRaisesWithMessage(
        text_format.ParseError,
        ('1:1 : Message type "protobuf_unittest.TestAllTypes" has no field named '
         '"unknown_field".'),
        text_format.Merge, text, message)