// Load test data
        loadTestData();

        OptionalEntity<StopwordsItem> result = stopwordsFile.get(999);
        assertFalse(result.isPresent());
    }

    @Test
    public void test_get_withNullList() {
        // stopwordsItemList is null initially, should trigger reload
        OptionalEntity<StopwordsItem> result = stopwordsFile.get(1);
        assertTrue(result.isPresent());