fix(throws): use await to confirm promise resolved before end of test
fix(throws): use await to confirm promise resolved before end of test

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