if (data != null) {
                    try {
                        final DataSerializer dataSerializer = ComponentUtil.getComponent("dataSerializer");
                        @SuppressWarnings("unchecked")
                        final Map<String, Object> responseDataMap = (Map<String, Object>) dataSerializer.fromBinaryToObject(data);
                        return responseDataMap;

    /** Fess configuration instance */
    protected FessConfig fessConfig;

    /** Data serializer for converting objects to binary format */
    protected DataSerializer dataSerializer;

    /** Flag indicating whether to process Google on/off comments */
    protected boolean useGoogleOffOn = true;

    /** Map storing field pruning rules */

    @Override
    protected void setUp(TestInfo testInfo) throws Exception {
        super.setUp(testInfo);
        ComponentUtil.register(new DataSerializer(), "dataSerializer");
        // Register protocolHelper - it doesn't need FessConfig for the methods used in tests
        ComponentUtil.register(new ProtocolHelper(), "protocolHelper");
    }

    @Test