// Setup mock components
        setupMockComponents();
    }

    private void setupMockComponents() {
        // Mock SearchEngineClient
        SearchEngineClient mockSearchEngineClient = new SearchEngineClient() {
            @Override
            public long updateByQuery(String index,

        setupMockComponents();
    }

    private void setupMockComponents() {
        ComponentUtil.setFessConfig(new MockFessConfig());
        ComponentUtil.register(new MockSearchEngineClient(), "searchEngineClient");
        ComponentUtil.register(new MockSearchLogBhv(), "searchLogBhv");
        ComponentUtil.register(new MockElevateWordBhv(), "elevateWordBhv");