assertTrue(exception1.getStatusCode() != exception2.getStatusCode());
        assertTrue(exception2.getStatusCode() != exception3.getStatusCode());
    }

    @Test
    public void test_exceptionWithLongMessage() {
        // Test with very long message
        int statusCode = 413;
        StringBuilder longMessage = new StringBuilder();
        for (int i = 0; i < 1000; i++) {