Fix expiry time conversion in ContentDecryptorDelegate

media/test/data/eme_player_js/clearkey_player.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.
 
 // ClearKeyPlayer responsible for playing media using Clear Key key system.
 function ClearKeyPlayer(video, testConfig) {
   this.video = video;
   this.testConfig = testConfig;
 }
 
 ClearKeyPlayer.prototype.init = function() {
   // Returns a promise.
   return PlayerUtils.initEMEPlayer(this);
 };
 
 ClearKeyPlayer.prototype.registerEventListeners = function() {
   // Returns a promise.
   return PlayerUtils.registerEMEEventListeners(this);
 };
 
 ClearKeyPlayer.prototype.onMessage = function(message) {
   Utils.timeLog('MediaKeySession onMessage', message);
+
+  var mediaKeySession = message.target;
   var keyId = Utils.extractFirstLicenseKeyId(message.message);
   var key = Utils.getDefaultKey(this.testConfig.forceInvalidResponse);
   var jwkSet = Utils.createJWKData(keyId, key);
+
+  // Number of milliseconds in 100 years, which is approximately
+  // 100 * 365 * 24 * 60 * 60 * 1000.
+  // See clear_key_cdm.cc where this value is set.
+  const ECK_RENEWAL_EXPIRATION = 3153600000000;
+
   Utils.timeLog('Calling update: ' + String.fromCharCode.apply(null, jwkSet));
-  message.target.update(jwkSet).catch(function(error) {
+  mediaKeySession.update(jwkSet).then(function() {
+    // Check session expiration.
+    // - For CLEARKEY, expiration is not set and is the default value NaN.
+    // - For EXTERNAL_CLEARKEY_RENEWAL, expiration is set to
+    //   ECK_RENEWAL_EXPIRATION milliseconds after 01 January 1970 UTC.
+    // - For other EXTERNAL_CLEARKEY variants, expiration is explicitly set to
+    //   NaN.
+    var expiration = mediaKeySession.expiration;
+    if (this.testConfig.keySystem == EXTERNAL_CLEARKEY_RENEWAL) {
+      if (isNaN(expiration) || expiration != ECK_RENEWAL_EXPIRATION) {
+        Utils.timeLog('Unexpected expiration: ', expiration);
+        Utils.failTest(error, EME_UPDATE_FAILED);
+      }
+    } else {
+      if (!isNaN(mediaKeySession.expiration)) {
+        Utils.timeLog('Unexpected expiration: ', expiration);
+        Utils.failTest(error, EME_UPDATE_FAILED);
+      }
+    }
+  }).catch(function(error) {
     // Ignore the error if a crash is expected. This ensures that the decoder
     // actually detects and reports the error.
     if (this.testConfig.keySystem != CRASH_TEST_KEYSYSTEM) {
       Utils.failTest(error, EME_UPDATE_FAILED);
     }
   });
 };