assertNotNull(exception);
        assertEquals(cause, exception.getCause());
        assertEquals("java.lang.RuntimeException: Root cause", exception.getMessage());
    }

    @Test
    public void test_constructor_withMessageAndCause() {
        // Test constructor with message and cause
        final String message = "Job processing failed";
        final Exception cause = new IllegalStateException("Invalid state");

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

    @Test
    public void test_constructor_withMessageAndCause() {
        // Test constructor with message and cause
        String message = "Test error message";
        Throwable cause = new RuntimeException("Underlying cause");

        assertNull(exception.getCause());
        assertTrue(exception instanceof FessSystemException);
        assertTrue(exception instanceof RuntimeException);
    }

    @Test
    public void test_constructor_withMessageAndCause() {
        // Test constructor with message and cause
        String message = "Command execution failed with error";
        Throwable cause = new IllegalStateException("Invalid state");

        assertEquals("java.lang.IllegalStateException: Underlying error", exception.getMessage());
        assertTrue(exception instanceof FessSystemException);
    }

    @Test
    public void test_constructor_withMessageAndCause() {
        // Test with both message and cause
        String message = "Data store connection failed";
        Exception cause = new RuntimeException("Connection timeout");

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

    @Test
    public void test_constructor_withMessageAndCause() {
        // Test constructor with message and cause
        String message = "Dictionary operation failed";
        Exception cause = new RuntimeException("Underlying error");

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

    @Test
    public void test_constructor_withMessageAndCause() {
        // Test constructor with message and cause
        String message = "Script execution failed";
        Exception cause = new RuntimeException("Underlying error");

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

    @Test
    public void test_constructor_withMessageAndCause() {
        // Test constructor with message and cause
        String message = "LDAP operation failed with error";
        Exception cause = new RuntimeException("Connection timeout");

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

    @Test
    public void test_constructor_withMessageAndCause() {
        // Test constructor with message and cause
        String message = "Test exception message with cause";
        Throwable cause = new RuntimeException("Root cause");

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

    @Test
    public void test_constructor_withMessageAndCause() {
        // Test constructor with message and cause
        String message = "Plugin initialization failed";
        Throwable cause = new RuntimeException("Underlying error");

        SsoLoginException exception = new SsoLoginException(message);

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

    @Test
    public void test_constructor_withMessageAndCause() {
        // Test constructor with message and cause
        String message = "SSO authentication error";
        Exception cause = new RuntimeException("Token validation failed");