package util import ( "net/mail" "testing" ) func TestSendEmail(t *testing.T) { to := []mail.Address{ {"liuguiqi", "786027438@qq.com"}, {"guoxiaozhou", "43572650@qq.com"}, {"liuguiqi", "liugq@xniao.com.cn"}, } _, err := SendMail(to, "微信支付回调错误消息提醒", "您的商户订单号为P1338789779772由于签名校验错误导致订单信息更新失败") if err != nil { t.Fatal(err) } }