};
        crawler.searchEngineClient = searchEngineClient;

        webFsIndexHelper = new WebFsIndexHelper() {
            @Override
            public void crawl(String sessionId, List<String> webConfigIdList, List<String> fileConfigIdList) {
                // Mock crawl implementation
            }
        };
        crawler.webFsIndexHelper = webFsIndexHelper;

        dataIndexHelper = new DataIndexHelper() {
            @Override