assertEquals(999, item2.getId());

        StopwordsItem item3 = new StopwordsItem(-1, "word3");
        assertEquals(-1, item3.getId());
    }

    @Test
    public void test_createMode() {
        // Test special behavior when id is 0 (create mode)
        StopwordsItem createItem = new StopwordsItem(0, "newword");
        assertTrue(createItem.isUpdated());