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