assertTrue(mockConfig.getApiPingEsFieldSet().contains("number_of_in_flight_fetch"));
        assertTrue(mockConfig.getApiPingEsFieldSet().contains("task_max_waiting_in_queue_millis"));
        assertTrue(mockConfig.getApiPingEsFieldSet().contains("active_shards_percent_as_number"));
    }

    // Helper method to create a full field set
    private Set<String> createFullFieldSet() {

        }

        @Override
        public boolean hasNotification() {
            return true;
        }

        @Override