/** 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