assertEquals("third", keys.get(0));
            assertEquals("first", keys.get(1));
            assertEquals("second", keys.get(2));
        }

        @Test
        void testPropertiesOrderPreservedInMutableModel() {
            // Create ordered map to simulate properties with specific order
            Map<String, String> orderedMap = new LinkedHashMap<>();
            orderedMap.put("z-property", "z");