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

    public void test_constructor_withNestedCause() {
        // Test constructor with nested exception causes
        Exception rootCause = new IllegalStateException("Root cause");
        Exception middleCause = new RuntimeException("Middle cause", rootCause);

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

    public void test_constructor_withNestedCause() {
        // Test constructor with nested exceptions
        Throwable rootCause = new IllegalStateException("Root cause");

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

    public void test_constructor_withNestedCause() {
        // Test constructor with nested exception causes
        Throwable rootCause = new IllegalArgumentException("Root cause");

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

    public void test_constructor_withNestedCause() {
        // Test with nested exception causes
        Exception rootCause = new IllegalArgumentException("Root cause");
        Exception middleCause = new IllegalStateException("Middle cause", rootCause);