final Map<String, Object> doc1 = new HashMap<>();
        doc1.put("title", "Installation Guide");
        doc1.put("url", "http://example.com/install");
        msg.addSource(new ChatSource(1, doc1));
        final Map<String, Object> doc2 = new HashMap<>();
        doc2.put("title", "Quick Start");
        doc2.put("url", "http://example.com/start");
        msg.addSource(new ChatSource(2, doc2));

        FessCrawlerThread crawlerThread = new FessCrawlerThread();
        assertNotNull(crawlerThread, "FessCrawlerThread should be instantiable");
    }

    /**
     * Test URL deduplication in getAnchorSet
     */
    @Test
    public void test_getAnchorSet_deduplication() {
        FessCrawlerThread crawlerThread = new FessCrawlerThread();

        List<String> urls = new ArrayList<>();

        final ScheduledJob job = new ScheduledJob();
        assertFalse(job.isLoggingEnabled());
    }

    @Test
    public void test_isEnabled_true() {
        final ScheduledJob job = new ScheduledJob();
        job.setAvailable(Constants.T);
        assertTrue(job.isEnabled());
    }

    @Test
    public void test_isEnabled_false() {
        final ScheduledJob job = new ScheduledJob();

        Process mockProcess = createMockProcess("callback test\nanother line");
        List<String> callbackResults = new ArrayList<>();
        Consumer<String> callback = line -> callbackResults.add(line);

        JobProcess jobProcess = new JobProcess(mockProcess, 50, callback);

        assertNotNull(jobProcess);
        assertSame(mockProcess, jobProcess.getProcess());

        final SetOnce<Map<String, Object>> initParamMapSet = new SetOnce<>();
        WebConfig webConfig = new WebConfig();
        webConfig.setUserAgent(Constants.CRAWLING_USER_AGENT_PREFIX + "1.0" + Constants.CRAWLING_USER_AGENT_SUFFIX);
        CrawlerClientFactory crawlerClientFactory = webConfig.initializeClientFactory(() -> new CrawlerClientFactory() {

                        return new String(InputStreamUtil.getBytes(is), Constants.UTF_8);
                    } catch (IOException e) {
                        throw new IORuntimeException(e);
                    }
                } else if (url.contains("plugin/repo2")) {
                    try (InputStream is = ResourceUtil.getResourceAsStream(url)) {
                        return new String(InputStreamUtil.getBytes(is), Constants.UTF_8);

        super.setUp(testInfo);
        labelTypeHelper = new LabelTypeHelper();
        ComponentUtil.register(new SystemHelper(), "systemHelper");
        ComponentUtil.register(new MockLabelTypeService(), LabelTypeService.class.getCanonicalName());
        ComponentUtil.register(new MockVirtualHostHelper(), "virtualHostHelper");
        ComponentUtil.register(new MockRoleQueryHelper(), "roleQueryHelper");
    }

    @Test

        HttpServletResponse response = createMockHttpServletResponse();
        AtomicBoolean chainCalled = new AtomicBoolean(false);
        AtomicBoolean managerCalled = new AtomicBoolean(false);

        FilterChain chain = new FilterChain() {
            @Override
            public void doFilter(ServletRequest req, ServletResponse res) throws IOException, ServletException {

        super.setUp(testInfo);
        languageHelper = new LanguageHelper();
        languageHelper.langFields = new String[] { "title", "content" };
        languageHelper.supportedLanguages = new String[] { "ja", "en", "zh", "ko" };
        languageHelper.maxTextLength = 1000;

        // Setup mock FessConfig
        ComponentUtil.setFessConfig(new MockFessConfig());
    }

    @Test

        assertFalse(kuromojiItem1.equals(new KuromojiItem(1, "t1", "s1", "R1", "p1")));
        assertFalse(kuromojiItem1.equals(new KuromojiItem(1, "t1", "s1", "r1", "P1")));
    }

    @Test
    public void test_toLineString() {
        assertEquals("t1,s1,r1,p1", new KuromojiItem(1, "t1", "s1", "r1", "p1").toLineString());