def test_get_info_custom_search_filters(self):
        """
        REST Api: Test get info custom filters
        """
        arguments = {"keys": ["filters"]}
        rison_args = prison.dumps(arguments)
        uri = f"api/v1/model1apisearchfilters/_info?{API_URI_RIS_KEY}={rison_args}"

        client = self.app.test_client()
        token = self.login(client, USERNAME_ADMIN, PASSWORD_ADMIN)
        rv = self.auth_client_get(client, token, uri)
        self.assertEqual(rv.status_code, 200)
        data = json.loads(rv.data.decode("utf-8"))
        field_string_filters = data["filters"]["field_string"]
        self.assertIn(
            {"name": "Custom Filter", "operator": "custom_filter"}, field_string_filters
        )

        REST Api: Test get info custom filters
        
tests/test_api.py