Verify heartbeat messages have type 'license-renewal'

media/test/data/eme_player_js/utils.js

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Utils provide logging functions and other JS functions commonly used by the
 // app and media players.
 var Utils = new function() {
   this.titleChanged = false;
 };
 
@@ skipping 184 matching lines @@
   var message = String.fromCharCode.apply(null, msg);
   return message.substring(0, prefix.length) == prefix;
 };
 
 Utils.installTitleEventHandler = function(element, event) {
   element.addEventListener(event, function(e) {
     Utils.setResultInTitle(e.type);
   }, false);
 };
 
-Utils.isHeartBeatMessage = function(msg) {
+Utils.isHeartBeatMessage = function(message) {
+  if (message.messageType == 'license-renewal') {

[ddorwin, 2015/01/14 23:24:52]

nit: Unless the rest of the code follows this pattern, "fail" early if !=.

[jrummell, 2015/01/15 01:32:56]

Done.

+    if (!Utils.isHeartBeatMessagePrefixed(message.message)) {
+      Utils.failTest(
+          'license-renewal message doesn\'t contain HEART_BEAT_HEADER',
+          KEY_ERROR);
+    }
+    return true;
+  }
+  return false;
+};
+
+Utils.isHeartBeatMessagePrefixed = function(msg) {
   return Utils.hasPrefix(Utils.convertToUint8Array(msg), HEART_BEAT_HEADER);
 };
 
 Utils.resetTitleChange = function() {
   this.titleChanged = false;
   document.title = '';
 };
 
 Utils.sendRequest = function(requestType, responseType, message, serverURL,
                              onSuccessCallbackFn, forceInvalidResponse) {
@@ skipping 59 matching lines @@
   var time = Utils.getCurrentTimeString();
   // Log to document.
   Utils.documentLog(arguments[0], time);
   // Log to JS console.
   var logString = time + ' - ';
   for (var i = 0; i < arguments.length; i++) {
     logString += ' ' + arguments[i];
   }
   console.log(logString);
 };