用 new Promise(http.get(...)) 来包装，测试通过

messenger.js

@@ -15,21 +15,25 @@ module.exports = {
     return await util.promisify(smtpTransporter.sendMail).call(smtpTransporter, option)
   },
   
-  async sendSms (phone, option) {
+  async sendSms (phone, { vendor, msg, msgParam, templateCode, signName }={}) {
     // 通过option对象，对外提供统一的调用参数格式
     if (/^\+\d+-\d+$/.test(phone)) {
-      option = option || {}
-      if (option.vendor === 'dxton' && option.msg) {
-        return await this.sendSmsDxton(phone, option.msg)
-      } else if (option.vendor === 'aliyun' && option.msgParam && option.templateCode && option.signName) {
-        return await this.sendSmsAliyun(phone, option.msgParam, option.templateCode, option.signName)
+      if (vendor === 'dxton' && msg) {
+        return await this.sendSmsDxton(phone, msg)
+      } else if (vendor === 'aliyun' && msgParam && templateCode && signName) {
+        return await this.sendSmsAliyun(phone, msgParam, templateCode, signName)
       }
     }
     return null // 手机号格式错误，或者 option.vendor 错误。
   },
   
+  /*  使用 dxton.com 的短信接口 http://www.dxton.com/help_detail/38.html
+      - 测试接口：
+        - 国内： http://sms.106jiekou.com/utf8/sms.aspx?account=9999&password=接口密码&mobile=13900008888&content=您的订单编码：888888。如需帮助请联系客服。
+        - 国外： http://sms.106jiekou.com/utf8/worldapi.aspx?account=9999&password=接口密码&mobile=手机号码&content=尊敬的用户您已经注册成功，用户名：{0} 密码：{1} 感谢您的注册！     
+        - response 的 content-type 为 text/html
+  */
   async sendSmsDxton (phone, msg) {
-    // 使用 dxton.com 的短信接口。
     var matches = phone.match(/\d+/g)
     var smsNumber, smsUrl
     if (matches[0] === '86') {
@@ -39,50 +43,24 @@ module.exports = {
       smsUrl = wo.envi.SMS.dxton.urlWorld // 国际短信不需要签名、模板，可发送任意内容。
       smsNumber = matches[0] + matches[1]
     }
-    // let returnValue = await RequestPromise.get(smsUrl + '&mobile=' + smsNumber + '&content=' + encodeURIComponent(msg))
-    // let returnValue = await axios.get(smsUrl + '&mobile=' + smsNumber + '&content=' + encodeURIComponent(msg))
-    // following code with http.get is untested:
-    return util.promisify(http.get)(smsUrl + '&mobile=' + smsNumber + '&content=' + encodeURIComponent(msg))
-    .then((resp)=>{
-      let data = ''
-      resp.on('data', (chunk) => { data += chunk })
-      resp.on('end', () => {
-        let returnValue = JSON.parse(data)
-        let result = { _state: 'SMS_SEND_FAIL', code: returnValue }
-        switch (parseInt(returnValue)) {
-          // 短信接口代码：http://www.dxton.com/help_detail/2.html
-          case 100:
-            return { _state: 'SMS_SENT_SUCCESS', code: '100', msg: 'sendSms: 发送成功 （表示已和我们接口连通）' }
-          case 101:
-            result.msg = 'sendSms: 验证失败（账号、密码可能错误）'
-          case 102:
-            result.msg = 'sendSms: 手机号码格式不正确'
-          case 103:
-            result.msg = 'sendSms: 会员级别不够'
-          case 104:
-            result.msg = 'sendSms: 内容未审核 （试用或小批量应用，只能用系统后台公共模板格式，标点符号都要一致！）'
-          case 105:
-            result.msg = 'sendSms: 内容过多或无合适匹配通道'
-          case 106:
-            result.msg = 'sendSms: 账户余额不足'
-          case 107:
-            result.msg = 'sendSms: Ip受限'
-          case 108:
-            result.msg = 'sendSms: 手机号码发送太频繁（一天5个），请换号或隔天再发'
-          case 109:
-            result.msg = 'sendSms: 帐号被锁定'
-          case 110:
-            result.msg = 'sendSms: 手机号发送频率持续过高，黑名单屏蔽数日'
-          case 120:
-            result.msg = 'sendSms: 系统升级'
-          default:
-            console.error(result)
-            return result
-        }  
+    // let returnCode = await RequestPromise.get(smsUrl + '&mobile=' + smsNumber + '&content=' + encodeURIComponent(msg))
+    // let returnCode = await axios.get(smsUrl + '&mobile=' + smsNumber + '&content=' + encodeURIComponent(msg))
+    return await new Promise((resolve, reject)=>{
+      http.get(smsUrl + '&mobile=' + smsNumber + '&content=' + encodeURIComponent(msg), (resp)=>{
+        let returnCode = ''
+        resp.on('returnCode', (chunk) => { returnCode += chunk })
+        resp.on('end', () => {
+          if (parseInt(returnCode)===100){
+            resolve({ _state: 'SMS_SENT_SUCCESS', code: returnCode }) // 100: 发送成功 （表示已和我们接口连通）
+          }else{
+            resolve({ _state: 'SMS_SEND_FAIL', code: returnCode }) // 短信接口错误代码：http://www.dxton.com/help_detail/2.html
+          }
+        })
+      }).on("error",(error)=>{
+        reject({ _state: 'SMS_SEND_ERROR', msg: error.message })
       })
-    }).catch((error)=>{ 
-      return { _state: 'SMS_SEND_FAIL', error }
     })
+
   },
 
   async sendSmsAliyun (phone, msgParam, templateCode, signName) {