Exception innermost = new IOException("Innermost exception");
            Exception middle = new RuntimeException("Middle exception", innermost);
            Exception rootCause = new IllegalStateException("Outer exception", middle);
            TransportException exception = new TransportException("Transport failed", rootCause);

            String result = exception.toString();

    // make sure that no exception is thrown if 'swallowException' is true
    // when the mock does throw an exception on flush.
    setupFlushable(true);
    doFlush(mockFlushable, true, false);
  }

  public void testFlush_flushableWithThrownException() throws IOException {
    // make sure that the exception is thrown if 'swallowException' is false
    // when the mock does throw an exception on flush.
    setupFlushable(true);

    @Test
    public void test_initializeProbes() {
        // Test that initializeProbes doesn't throw exception
        try {
            ThumbnailGenerator.initializeProbes();
            // If no exception thrown, test passes
            assertTrue(true);
        } catch (Exception e) {
            fail("initializeProbes should not throw exception: " + e.getMessage());
        }
    }

    @Test
    public void test_main_withHelp() {

        String componentName = "testComponent";
        ContainerNotAvailableException exception = new ContainerNotAvailableException(componentName);

        assertEquals(componentName + " is not available.", exception.getMessage());
        assertNull(exception.getCause());
        assertEquals(componentName, exception.getComponentName());
    }

    @Test
    public void test_constructor_withComponentNameAndCause() {

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

        // Verify
        assertNotNull(exception);
        assertEquals(message, exception.getMessage());
        assertEquals(cause, exception.getCause());
        assertNull(exception.getMessageCode());
    }

    @Test

        SsoProcessException exception = new SsoProcessException(null, null);

        assertNull(exception.getMessage());
        assertNull(exception.getCause());
    }

    @Test
    public void test_exceptionChaining() {
        // Test exception chaining with multiple levels
        Exception rootCause = new Exception("Network timeout");

        ThumbnailGenerationException exception = new ThumbnailGenerationException("Test");

        assertTrue(exception instanceof FessSystemException);
        assertTrue(exception instanceof RuntimeException);
        assertTrue(exception instanceof Exception);
        assertTrue(exception instanceof Throwable);
    }

    @Test
    public void test_stackTraceForMessageOnlyConstructor() {

        final Exception cause = new RuntimeException("Underlying error");

        // Execute
        final InvalidQueryException exception = new InvalidQueryException(null, message, cause);

        // Verify
        assertNotNull(exception);
        assertEquals(message, exception.getMessage());
        assertEquals(cause, exception.getCause());
        assertNull(exception.getMessageCode());
    }

    @Test

        void testGetSessionKey_ThrowsCIFSException() throws Exception {
            DcerpcPipeHandle handle = createMockedDcerpcPipeHandle();
            CIFSException exception = new CIFSException("Test exception");
            when(mockSmbPipeHandleInternal.getSessionKey()).thenThrow(exception);
            assertThrows(CIFSException.class, handle::getSessionKey);
        }
    }

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

    @Test
    public void test_constructor_withNullCause() {
        // Test constructor with null cause
        final JobProcessingException exception = new JobProcessingException((Throwable) null);

        assertNotNull(exception);