referralData.setKey(key);
            assertEquals(key, referralData.getKey());
        }

        @Test
        @DisplayName("Should handle very long paths")
        void testVeryLongPaths() {
            StringBuilder longPath = new StringBuilder("\\server\\share");
            for (int i = 0; i < 100; i++) {
                longPath.append("\\subfolder").append(i);
            }