@Test
     public void test() {
        if (!MongoHelper.delete(comment, "comments")) {
            TestHelper.failed("delete failed");
        }

        if (MongoHelper.fetch(comment, "comments") != null) {
            TestHelper.failed("comment was not deleted");
        }

        System.out.println("Deleted suggestion id: " + comment.getId());
            
         TestHelper.passed();
     }