try/catch for test
try/catch for test

lijiarui/wechaty,Chatie/wechaty,binsee/wechaty,wechaty/wechaty,lijiarui/wechaty,Chatie/wechaty,mukaiu/wechaty,Chatie/wechaty,zixia/wechaty,binsee/wechaty,mukaiu/wechaty,zixia/wechaty,binsee/wechaty,mukaiu/wechaty,wechaty/wechaty,wechaty/wechaty