// Create an item for insertion
        ProtwordsItem item = new ProtwordsItem(0, "newCommitItem");

        ProtwordsFile.ProtwordsUpdater updater = protwordsFile.new ProtwordsUpdater(item);

        // Commit the item
        ProtwordsItem result = updater.commit();

        assertNotNull(result);
        assertEquals("newCommitItem", result.getInput());

        updater.close();
    }