LayoutTests/fast/mediastream/MediaStream-page-muted.html

   1 <!DOCTYPE HTML>
   2 <html>
   3     <head>
   4         <script src="../../resources/js-test-pre.js"></script>
   5         <script>
   6             let mediaStream;
   7             let eventCount = 0;
   8
   9             function muteChanged(ev)
  10             {
  11                 event = ev;
  12                 debug(`EVENT: ${ev.type}`);
  13                 shouldBe('event.target.muted', (ev.type == "mute").toString());
  14                 debug("");
  15
  16                 if (++eventCount == 2) {
  17                     eventCount = 0;
  18
  19                     if (ev.type == "unmute") {
  20                         finishJSTest();
  21                         return;
  22                     }
  23
  24                     if (window.internals) {
  25                         debug("<br>*** Unmuting capture devices");
  26                         internals.setPageMuted("");
  27                     }
  28                 }
  29             }
  30
  31             function testWhenEnabled()
  32             {
  33                 navigator.mediaDevices
  34                     .getUserMedia({audio:{}, video:{}})
  35                     .then(stream => {
  36                         mediaStream = stream;
  37                         shouldBeType("mediaStream", "Object");
  38                         shouldBe("mediaStream.getTracks().length", "2");
  39
  40                         var tracks = mediaStream.getTracks();
  41                         for (var i = 0; i < tracks.length; i++) {
  42                             tracks[i].onmute = muteChanged;
  43                             tracks[i].onunmute = muteChanged;
  44                         }
  45
  46                         if (window.internals) {
  47                             debug("<br>*** Muting capture devices");
  48                             internals.setPageMuted("capturedevices");
  49                         }
  50                     })
  51                     .catch((err) => {
  52                         testFailed(`mediaDevices.getUserMedia() failed with ${err.name}`);
  53                         finishJSTest();
  54                     });
  55             }
  56
  57             function start()
  58             {
  59                 debug(`<br>*** Mock capture devices should be enabled by default`);
  60                 if (window.testRunner)
  61                     testRunner.setUserMediaPermission(true);
  62
  63                 testWhenEnabled();
  64             }
  65
  66         </script>
  67     </head>
  68
  69     <body onload="start()">
  70         <p id="description"></p>
  71         <div id="console"></div>
  72         <script>
  73             description("Test enabling/disabling mock media capture devices");
  74             window.jsTestIsAsync = true;
  75
  76             window.successfullyParsed = true;
  77         </script>
  78         <script src="../../resources/js-test-post.js"></script>
  79     </body>
  80 </html>