package service import ( "testing" . "github.com/smartystreets/goconvey/convey" ) var ( receiver = "hujianping" subject = "test of melloi" content = "this is test content" ) func Test_Mail(t *testing.T) { Convey("test QueryOrder", t, func() { err := s.SendMail(receiver, subject, content) So(err, ShouldBeNil) }) }