XmlMsg test passed with error message filled up.

inMsg_test.go

  <MsgId>1234567890123456</MsgId>
  </xml>`
 	h := ReadCommonHeader(msg)
+	AssertEqual(t, h.MsgType, "text", "Expect text type")
+
 	m := ReadTextMsg(msg)
 	AssertEqual(t, m.Content, "this is a test", "Content failed")
-	AssertEqual(t, h.MsgType, "text", "")
-	AssertEqual(t, m.MsgId, int64(1234567890123456), "")
+	AssertEqual(t, m.MsgId, int64(1234567890123456), "MsgId not match")
 }
 
 func TestPicMsg(t *testing.T) {
 
 	m := ReadShortVideoMsg(msg)
 	AssertEqual(t, m.MediaId, "media_id", "Media id failed")
-	AssertEqual(t, m.ThumbMediaId, "thumb_media_id", "Format failed")
+	AssertEqual(t, m.ThumbMediaId, "thumb_media_id", "thumb_media_id failed")
 	AssertEqual(t, m.MsgId, int64(1234567890123456), "MsgId not match")
 }
 
 	m := ReadLocationMsg(msg)
 	AssertEqual(t, m.Location_X, (float64(23.134521)), "Location_X failed")
 	AssertEqual(t, m.Location_Y, (float64(113.358803)), "Location_Y failed")
-	AssertEqual(t, m.Scale, int(22), "Format failed")
-	AssertEqual(t, m.Label, "Location description", "Location Label failed")
+	AssertEqual(t, m.Scale, int(20), "Scale failed")
+	AssertEqual(t, m.Label, "Location description", "Label failed")
 	AssertEqual(t, m.MsgId, int64(1234567890123456), "MsgId not match")
 }
 
-/*
 func TestLinkMsg(t *testing.T) {
 	msg := `<xml>
 <ToUserName><![CDATA[toUser]]></ToUserName>
 <FromUserName><![CDATA[fromUser]]></FromUserName>
 <CreateTime>1351776360</CreateTime>
 <MsgType><![CDATA[link]]></MsgType>
-<Title><![CDATA[公众平台官网链接]]></Title>
-<Description><![CDATA[公众平台官网链接]]></Description>
+<Title><![CDATA[somelinktitle]]></Title>
+<Description><![CDATA[somelinktitleDescription]]></Description>
 <Url><![CDATA[url]]></Url>
 <MsgId>1234567890123456</MsgId>
 </xml>`
+	h := ReadCommonHeader(msg)
+	AssertEqual(t, h.MsgType, "link", "Message type should be link")
+
+	m := ReadLinkMsg(msg)
+	AssertEqual(t, m.Title, "somelinktitle", "Title failed")
+	AssertEqual(t, m.Description, "somelinktitleDescription", "Description failed")
+	AssertEqual(t, m.Url, "url", "Url failed")
+	AssertEqual(t, m.MsgId, int64(1234567890123456), "MsgId not match")
 }
-*/