ThumbnailManager manager = new ThumbnailManager() {
            @Override
            public void init() {
                baseDir = new File(tempDir, "nonexistent/dir");
                if (baseDir.mkdirs()) {
                    logger.info("Created: {}", baseDir.getAbsolutePath());
                }
                if (!baseDir.isDirectory()) {

        // Test with empty list
        List<Map<String, Object>> emptyList = new ArrayList<>();
        searchRenderData.setDocumentItems(emptyList);
        assertEquals(emptyList, searchRenderData.getDocumentItems());

        // Test with populated list
        List<Map<String, Object>> documentItems = new ArrayList<>();
        Map<String, Object> doc1 = new HashMap<>();
        doc1.put("title", "Test Document 1");

        // Setup
        final String message = "Test SSO error message";
        final Exception cause = new RuntimeException("Test cause");
        final VaMessenger<FessMessages> messageCode = messages -> messages.addErrorsSsoLoginError(UserMessages.GLOBAL_PROPERTY_KEY);

        // Execute
        final SsoMessageException exception = new SsoMessageException(messageCode, message, cause);

        // Verify
        assertNotNull(exception);

        // Test basic process execution
        TestWebApiManager manager = new TestWebApiManager("/api");

        TestHttpServletRequest request = new TestHttpServletRequest();
        request.setRequestURI("/api/test");
        TestHttpServletResponse response = new TestHttpServletResponse();
        TestFilterChain chain = new TestFilterChain();

        manager.process(request, response, chain);

        TestAuthenticationChain chain = new TestAuthenticationChain();
        chain.updateThrowsException = false;

        chain.update(null);

        assertEquals(1, chain.updateCalls.size());
        assertNull(chain.updateCalls.get(0));
    }

    // Test update with multiple calls
    @Test
    public void test_update_multipleCalls() {
        TestAuthenticationChain chain = new TestAuthenticationChain();

    @Test
    public void test_insert_multipleChains() {
        User user = createTestUser("testuser");
        TestAuthenticationChain chain1 = new TestAuthenticationChain();
        TestAuthenticationChain chain2 = new TestAuthenticationChain();
        TestAuthenticationChain chain3 = new TestAuthenticationChain();

        authenticationManager.addChain(chain1);
        authenticationManager.addChain(chain2);

    // Test custom properties
    public void xtest_customProperties() {
        // Create custom FessEnv with custom properties
        FessEnv.SimpleImpl customEnv = new FessEnv.SimpleImpl() {
            protected Properties prepareProperties() {
                Properties props = new Properties();
                props.setProperty(FessEnv.lasta_di_SMART_DEPLOY_MODE, "cool");
                props.setProperty(FessEnv.DEVELOPMENT_HERE, "false");

            _specification = new HpSpecification();
        }
        return _specification;
    }

    protected void assertQueryPurpose() {
    }

    protected void assertAggregationPurpose() {
    }

    protected void assertSpecifyPurpose() {
    }

    public static class HpSpecification {
        protected List<String> columnList = new ArrayList<>();

            _specification = new HpSpecification();
        }
        return _specification;
    }

    protected void assertQueryPurpose() {
    }

    protected void assertAggregationPurpose() {
    }

    protected void assertSpecifyPurpose() {
    }

    public static class HpSpecification {
        protected List<String> columnList = new ArrayList<>();

        // Test with scheduled job that has a custom toString implementation
        ScheduledJob scheduledJob = new ScheduledJob() {
            @Override
            public String toString() {
                return "TestScheduledJob[id=123]";
            }
        };

        JobNotFoundException exception = new JobNotFoundException(scheduledJob);

        assertNotNull(exception);