??????????InterfaceAction?????????????????????????????￡?

????????????????????????????????????????????????neddLogin()????true?????login()??????????????????????neddLogin()????false???ɡ???action()???????????????????????????????????????á?

??????????????????????????е????????????????????????????????????????InterfaceActivity????Activity???????????????￡?

???????????test case???????????????????????ù????????ü?????????????????????result???ж????

??????????????????

?????????????2???????????????????????????action???test case??action?????????????????е??????InterfaceAction??case???????????????????????action????????????????????

?????????????????????????????????????????Bar??????????????BarAction??????????BarTest???????????