文档地址：http://man.hubwiz.com/manual/Chaihttp://man.hubwiz.com/docset/Chai.docset/Contents/Resources/Documents/chaijs。com/api/bdd/index.html#//apple_ref/Method/%2Ea对chai用法的中文解释：https://blog.csdn.net/qq_33024515/article/details/94339307*应该和期待，对比还是使用expect`//引入expect和shouldfunctionconst{expect,should}from'chai';constfoo='bar';//shouldstylefoo.should.be.a('string');foo.should.equal('bar');//期望样式expect(foo).to.be.a('string');期望（foo）.to.equal（'bar'）;`
