我试图用Repository测试来覆盖我的junit代码,但出乎意料的是,我面临着以下问题:
@Test
@Transactional
public void shoudDeactivateAll(){
/*get all Entities from DB*/
List<SomeEntity> someEntities = someEntityRepository.findAll();
/*for each Entity set 1 for field active*/
someEntities.forEach(entity ->
{entity.setActive(1);
/*save changes*/
SomeEntityRepository.save(entity);});
/*call service, which walks through the whole rows and updates "Active" field to 0.*/
unActiveService.makeAllUnactive();
/*get all Entities again
List<SomeEntity> someEntities = SomeEntityRepository.findAll();
/*check that all Entities now have active =0*/
someEntities.forEach(entity -> {AssertEquals(0, entity.getActive());});
} 其中:makeAllUnactive()方法只是一个@Query:
@Modifying
@Query(value = "update SomeEntity e set v.active=0 where v.active =1")
public void makeAllUnactive();和:someEntityRepository扩展了JpaRepository
此测试方法返回AssertionError:Expected 0 but was 1.
这意味着makeAllUnactive并没有改变Entitites或did的状态,但它们是不可见的。
你能帮我理解代码中的“差距”在哪里吗?
发布于 2015-09-22 13:09:23
在您的查询中:
@Query(value = "update SomeEntity e set v.active=0 where v.active =1")你应该把它改成:
@Query(value = "update SomeEntity e set e.active=0 where e.active =1")如果这不起作用,请在运行SomeEntityRepository.save(entity);之后尝试刷新
编辑:
您应该在clearAutomatically中启用@Modifying标志,以便更新EntityManager。然而,请记住,它也可能导致失去所有非冲洗的变化。关于更多的阅读,请看一看:
http://docs.spring.io/spring-data/jpa/docs/1.5.0.M1/reference/htmlsingle/#jpa.modifying-queries
https://stackoverflow.com/questions/32715744
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