assertNull(nullCauseException.getCause());
    }

    @Test
    @DisplayName("Test constructor with message and cause creates exception with both")
    public void testConstructorWithMessageAndCause() {
        // Create exception with both message and cause
        String message = "Transport error occurred";
        IllegalStateException rootCause = new IllegalStateException("State error");

    }

    /**
     * Test constructor DcerpcException(String msg, Throwable rootCause).
     */
    @Test
    void testConstructorWithMessageAndCause() {
        String message = "Test message with cause.";
        Throwable cause = new RuntimeException("Original cause.");
        DcerpcException exception = new DcerpcException(message, cause);

        assertTrue(exception.getMessage().contains("Invalid argument"));
    }

    @Test
    @DisplayName("Should create RuntimeCIFSException with message and cause")
    void testConstructorWithMessageAndCause() {
        // Given
        String message = "CIFS operation failed";
        Throwable cause = new RuntimeException("Root cause");

        // When