assertEquals(2, item.size());
        assertEquals("", item.get(Constants.ITEM_LABEL));
        assertEquals("", item.get(Constants.ITEM_VALUE));
    }

    @Test
    public void test_crudMode_constants() {
        assertEquals(0, CrudMode.LIST);
        assertEquals(1, CrudMode.CREATE);
        assertEquals(2, CrudMode.EDIT);
        assertEquals(3, CrudMode.DELETE);
        assertEquals(4, CrudMode.DETAILS);