严重: Caught exception while allowing TestExecutionListener [org.springframework.test.context.support.DependencyInjectionTestExecutionListener@6df97b55] to prepare test instance [com.zhangyu.o2o.service.ShopServiceTest@6736fa8d]
org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name ‘com.zhangyu.o2o.service.ShopServiceTest’: Unsatisfied dependency expressed through field ‘shopService’; nested exception is org.springframework.beans.factory.NoSuchBeanDefinitionException: No qualifying bean of type ‘com.zhangyu.o2o.service.ShopService’ available: expected at least 1 bean which qualifies as autowire candidate. Dependency annotations: {@org.springframework.beans.factory.annotation.Autowired(required=true)}
at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:588)

Process finished with exit code 255
这是因为什么啊老师