final Thread[] readers = new Thread[readerCount];
        final Exception[] exceptions = new Exception[readerCount + 1];
        final int[] trueCount = new int[readerCount];
        final int[] falseCount = new int[readerCount];

        // Start reader threads
        for (int i = 0; i < readerCount; i++) {
            final int index = i;
            readers[i] = new Thread(() -> {
                try {

        final int searchersPerThread = 5;
        final CountDownLatch startLatch = new CountDownLatch(1);
        final CountDownLatch endLatch = new CountDownLatch(numThreads);
        final AtomicInteger registeredCount = new AtomicInteger(0);

        try (RankFusionProcessor processor = new RankFusionProcessor()) {
            processor.setSearcher(new TestSearcher(100));
            processor.init();

        final DuplicateHostPager pager = copyBeanToNewBean(body, DuplicateHostPager.class);
        final List<DuplicateHost> list = duplicateHostService.getDuplicateHostList(pager);
        return asJson(
                new ApiResult.ApiConfigsResponse<EditBody>().settings(list.stream().map(this::createEditBody).collect(Collectors.toList()))
                        .total(pager.getAllRecordCount())
                        .status(ApiResult.Status.OK)

        String origin2 = "https://example2.com";
        String origin3 = "https://example3.com";
        TestCorsHandler handler1 = new TestCorsHandler("handler1");
        TestCorsHandler handler2 = new TestCorsHandler("handler2");
        TestCorsHandler handler3 = new TestCorsHandler("handler3");

        // Execute
        corsHandlerFactory.add(origin1, handler1);
        corsHandlerFactory.add(origin2, handler2);

        LdapConfigurationException exception = new LdapConfigurationException(message);

        // Test that serialVersionUID is accessible (inherited from parent)
        assertNotNull(exception);

        // Create a new instance to verify it can be created multiple times
        LdapConfigurationException exception2 = new LdapConfigurationException(message);

        super.setUp(testInfo);
        duplicateHostHelper = new DuplicateHostHelper();
        duplicateHostHelper.duplicateHostList = new ArrayList<DuplicateHost>();

        DuplicateHost foo = new DuplicateHost();
        foo.setRegularName("www.foo.com");
        foo.setDuplicateHostName("foo.com");
        duplicateHostHelper.duplicateHostList.add(foo);
        DuplicateHost bar = new DuplicateHost();
        bar.setRegularName("www.bar.com");

    }

    @Test
    public void test_nestedExceptionChain() {
        // Test nested exception chain
        Throwable rootCause = new IllegalArgumentException("Root cause");
        Throwable middleCause = new IllegalStateException("Middle cause", rootCause);
        ScheduledJobException exception = new ScheduledJobException("Top level error", middleCause);

        assertEquals("Top level error", exception.getMessage());

        // Test constructor with nested exception causes
        Exception rootCause = new IllegalStateException("Root cause");
        Exception middleCause = new RuntimeException("Middle cause", rootCause);
        String message = "Top level dictionary error";
        DictionaryException exception = new DictionaryException(message, middleCause);

        assertNotNull(exception);

        // Test OK status
        ApiResult okResult = new ApiResult.ApiResponse().status(Status.OK).result();
        assertNotNull(okResult);

        // Test BAD_REQUEST status
        ApiResult badRequestResult = new ApiResult.ApiResponse().status(Status.BAD_REQUEST).result();
        assertNotNull(badRequestResult);

        // Test UNAUTHORIZED status

            final StringWriter sw = new StringWriter();
            thrown.printStackTrace(new PrintWriter(sw));
            throwableStr = sw.toString();
            if (throwableStr.length() > MAX_THROWABLE_LENGTH) {
                throwableStr = throwableStr.substring(0, MAX_THROWABLE_LENGTH);
            }
        }

        final LogNotificationEvent notificationEvent = new LogNotificationEvent( //