// Test getNewInput method
        ProtwordsItem item = new ProtwordsItem(1, "word");
        assertNull(item.getNewInput());

        item.setNewInput("newword");
        assertEquals("newword", item.getNewInput());
    }

    @Test
    public void test_setNewInput() {
        // Test setNewInput method
        ProtwordsItem item = new ProtwordsItem(1, "word");

        item.setNewInput("updatedword");

        StopwordsItem item = new StopwordsItem(1, "or");
        assertNull(item.getNewInput());

        item.setNewInput("nor");
        assertEquals("nor", item.getNewInput());

        item.setNewInput("");
        assertEquals("", item.getNewInput());

        item.setNewInput(null);
        assertNull(item.getNewInput());
    }

    @Test
    public void test_getInput() {
        // Test getInput method

        assertEquals(1, stemmerOverrideItem.getId());
        assertEquals("aaa", stemmerOverrideItem.getInput());
        assertEquals("a", stemmerOverrideItem.getOutput());
        assertNull(stemmerOverrideItem.getNewInput());
        assertNull(stemmerOverrideItem.getNewOutput());
        assertFalse(stemmerOverrideItem.isUpdated());
        assertFalse(stemmerOverrideItem.isDeleted());

        stemmerOverrideItem.setNewInput("bbb");