public String getIndexFieldLabel() {
                return "label";
            }
        };
        ComponentUtil.setFessConfig(mockFessConfig);

        // Mock LabelTypeHelper
        LabelTypeHelper mockLabelTypeHelper = new LabelTypeHelper() {
            @Override
            public Set<String> getMatchedLabelValueSet(String url) {
                Set<String> labels = new HashSet<>();

        ComponentUtil.register(crawlingInfoHelper, "crawlingInfoHelper");
        ComponentUtil.register(searchLogHelper, "searchLogHelper");
        ComponentUtil.register(labelTypeHelper, "labelTypeHelper");
        ComponentUtil.register(languageHelper, "languageHelper");
        ComponentUtil.register(searchEngineClient, "searchEngineClient");
        ComponentUtil.register(ingestFactory, "ingestFactory");