具有分页功能的idea单元测试问题【nested exception is org.apache.ibatis.exception..PersistenceException】

org.mybatis.spring.MyBatisSystemException: nested exception is org.apache.ibatis.exceptions.PersistenceException: ### Error querying database.  Cause: org.hibernate.exception.SQLGrammarException: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ''1','2'' at line 11### The error may exist in file [D:\0.Zhaoshuihao\git-vein-api\target\classes\mybatis\AbilityMapper.xml]### The error may involve com.scysun.repository.vein.AbilityImplDao.getAbilityComment-Inline### The error occurred while setting parameters### SQL: select  ubi.avatar,ubi.nick_name as nickName,ac.create_time,ac.user_id as userId,ac.content,       (       select GROUP_CONCAT(image_url)    from t_images    where model_id=ac.id    group by model_id) as pics         from t_ability_comment ac         inner join t_user_basic_info ubi on ubi.user_id=ac.user_id         where 1=1 AND ac.ability_id=?         order by ac.create_time desc         limit ?,?### Cause: org.hibernate.exception.SQLGrammarException: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ''1','2'' at line 11 

下面是我的单元测试类，具有分页功能。后面会讲到，问题就出在分页的地方

注意我传给 pageIndex和pageSize的数字都用双引号引起来了，问题就出在这里，因为分页的时候，传给分页的参数需是int类型的，而这里用双引号，就表明这是个String类型的，所以会报错，把引号去掉后，就测试成功 了！还是类型的问题