test_serializers.py 文件源码

def test_serializer_non_existent_content_type(self):
        serializer = self.Serializer(data={'ctype': 'non.existent'})
        self.assertFalse(serializer.is_valid())
        self.assertTrue('ctype' in serializer.errors)

        try:
            serializer.is_valid(raise_exception=True)
            self.fail('Did not raise exception when serializing non-existent content '
                      'type string using using `raise_exception=True`')
        except serializers.ValidationError as e:
            self.assertEqual(str(e), "{'ctype': ['Invalid content type \"non.existent\" - object does not exist.']}")