老师 我这个是在测试的时候出现的 能帮忙解答一下嘛 感激不尽

org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'com.example.demo.dao.AreaDaoTest': Unsatisfied dependency expressed through field 'areaDao'; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type 'com.example.demo.dao.AreaDao' available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)}