int threadCount = 10;
            Thread[] threads = new Thread[threadCount];
            byte[][] dataArrays = new byte[threadCount][128];

            for (int i = 0; i < threadCount; i++) {
                final int index = i;
                dataArrays[i] = new byte[128];
                Arrays.fill(dataArrays[i], (byte) i);

                threads[i] = new Thread(() -> {

        String message = "Outer error message";
        Exception innerCause = new IllegalArgumentException("Inner cause");
        Exception middleCause = new IllegalStateException("Middle cause", innerCause);
        Exception outerCause = new RuntimeException("Outer cause", middleCause);

        DataStoreCrawlingException exception = new DataStoreCrawlingException(url, message, outerCause);

    }

    public void test_nestedExceptions() {
        // Test nested exception handling
        Exception innerCause = new IllegalArgumentException("Invalid LDAP parameter");
        RuntimeException middleCause = new RuntimeException("LDAP configuration error", innerCause);
        LdapOperationException exception = new LdapOperationException("LDAP operation failed", middleCause);

        TestComponent component = new TestComponent();
        PooledObject<TestComponent> pooledObject = new DefaultPooledObject<>(component);

        AtomicBoolean listenerCalled = new AtomicBoolean(false);
        final PooledObject<TestComponent>[] capturedObject = new PooledObject[1];

        factory.setOnDestroyListener(new OnDestroyListener<TestComponent>() {
            @Override

        itemList.add(new SynonymItem(2, new String[] { "b1", "b2" }, new String[] { "B1" }));
        itemList.add(new SynonymItem(3, new String[] { "c1" }, new String[] { "C1", "C2" }));
        itemList.add(new SynonymItem(4, new String[] { "x1", "X1" }, new String[] { "x1", "X1" }));

            StringBuilder sb = new StringBuilder("\\\\server");
            for (int i = 0; i < 1000; i++) {
                sb.append("\\segment");
            }
            String path = sb.toString();

            buffer = new DfsReferralRequestBuffer(path, 3);

            byte[] dst = new byte[buffer.size()];
            int bytesEncoded = buffer.encode(dst, 0);

        when(mockFileInfo.encode(any(byte[].class), anyInt())).thenReturn(50);

        trans2SetFileInfo = new Trans2SetFileInformation(config, TEST_FID, mockFileInfo);

        byte[] setupBuffer = new byte[256];
        byte[] paramBuffer = new byte[256];
        byte[] dataBuffer = new byte[256];

        int setupWritten = trans2SetFileInfo.writeSetupWireFormat(setupBuffer, 0);

        // Arrange
        transPeekNamedPipe = new TransPeekNamedPipe(mockConfig, TEST_PIPE_NAME, TEST_FID);
        String[] results = new String[10];
        Thread[] threads = new Thread[10];

        // Act
        for (int i = 0; i < threads.length; i++) {
            final int index = i;
            threads[i] = new Thread(() -> {
                results[index] = transPeekNamedPipe.toString();

        // Test constructor with message and cause
        String message = "Test error message";
        Throwable cause = new RuntimeException("Underlying cause");
        SearchEngineClientException exception = new SearchEngineClientException(message, cause);

        assertNotNull(exception);
        assertEquals(message, exception.getMessage());
        assertEquals(cause, exception.getCause());
    }

        super.setUp();
        suggestHelper = new SuggestHelper();
        setupMockComponents();
    }

    private void setupMockComponents() {
        ComponentUtil.setFessConfig(new MockFessConfig());
        ComponentUtil.register(new MockSearchEngineClient(), "searchEngineClient");
        ComponentUtil.register(new MockSearchLogBhv(), "searchLogBhv");
        ComponentUtil.register(new MockElevateWordBhv(), "elevateWordBhv");