src/third_party/WebKit/LayoutTests/media/encrypted-media/encrypted-media-playback-setmediakeys-before-src.html

   1 <!DOCTYPE html>
   2 <html>
   3     <head>
   4         <title>Clear Key Playback</title>
   5         <script src="encrypted-media-utils.js"></script>
   6         <script src="../../resources/testharness.js"></script>
   7         <script src="../../resources/testharnessreport.js"></script>
   8     </head>
   9     <body>
  10         <video id="testVideo"></video>
  11         <div id="log"></div>
  12         <p>Test playback of encrypted media using Clear Key key system.</p>
  13         <script>
  14             async_test(function(test)
  15             {
  16                 var video = document.getElementById('testVideo');
  17                 var isSessionCreated = false;
  18                 var isUpdatePromiseResolved = false;
  19
  20                 var rawKey = new Uint8Array([0xeb, 0xdd, 0x62, 0xf1, 0x68, 0x14, 0xd2, 0x7b,
  21                                              0x68, 0xef, 0x12, 0x2a, 0xfc, 0xe4, 0xae, 0x3c]);
  22
  23                 function onNeedKey(event)
  24                 {
  25                     assert_equals(event.target, video);
  26                     assert_true(event instanceof window.MediaKeyNeededEvent);
  27                     assert_equals(event.type, 'needkey');
  28
  29                     // The same decryption key is shared by all streams so only create a shared session once.
  30                     if (isSessionCreated)
  31                         return;
  32                     isSessionCreated = true;
  33
  34                     var mediaKeySession = video.mediaKeys.createSession();
  35                     waitForEventAndRunStep('message', mediaKeySession, onMessage, test);
  36                     mediaKeySession.generateRequest(event.contentType, event.initData).catch(function(error) {
  37                         forceTestFailureFromPromise(test, error);
  38                     });
  39                 }
  40
  41                 function onMessage(event)
  42                 {
  43                     assert_true(event instanceof window.MediaKeyMessageEvent);
  44                     assert_equals(event.type, 'message');
  45
  46                     var keyId = extractSingleKeyIdFromMessage(event.message);
  47                     var jwkSet = stringToUint8Array(createJWKSet(createJWK(keyId, rawKey)));
  48                     event.target.update(jwkSet).then(function(result) {
  49                         isUpdatePromiseResolved = true;
  50                     }).catch(function(error) {
  51                         forceTestFailureFromPromise(test, error);
  52                     });
  53                 }
  54
  55                 function onPlaying(event)
  56                 {
  57                     // Not using waitForEventAndRunStep() to avoid too many
  58                     // EVENT(onTimeUpdate) logs.
  59                     video.addEventListener('timeupdate', onTimeUpdate, true);
  60                 }
  61
  62                 function onTimeUpdate(event)
  63                 {
  64                     if (event.target.currentTime < 0.2 || !isUpdatePromiseResolved)
  65                         return;
  66
  67                     test.done();
  68                 }
  69
  70                 MediaKeys.create('org.w3.clearkey').then(function(mediaKeys) {
  71
  72                     waitForEventAndRunStep('needkey', video, onNeedKey, test);
  73                     waitForEventAndRunStep('playing', video, onPlaying, test);
  74
  75                     return video.setMediaKeys(mediaKeys);
  76                 }).then(function(result) {
  77                     video.src = '../content/test-encrypted.webm';
  78                     video.play();
  79                 }).catch(function(error) {
  80                     forceTestFailureFromPromise(test, error);
  81                 });
  82             }, 'Playback using Clear Key key system, calling setMediaKeys() before setting src attribute.');
  83         </script>
  84     </body>
  85 </html>