Content - 1a62bedd761bfb3ad13dd5cf49931c9e9d5c66ae - 07c5a02/mediacapture-streams/MediaStream-removetrack.https.html

visit type:

Tip revision: f9da366fc15d35c95451db0ba03cad9b1c4ff80d authored by Domenic Denicola on 24 October 2016, 20:42:07 UTC
Also test the MessageEvent interface used

Tip revision: f9da366

MediaStream-removetrack.https.html

<!doctype html>
<html>
<head>
<title>Removing a track from a MediaStream</title>
<link rel="author" title="Dominique Hazael-Massieux" href="mailto:dom@w3.org"/>
<link rel="help" href="http://dev.w3.org/2011/webrtc/editor/getusermedia.html#widl-MediaStreamTrackList-remove-void-MediaStreamTrack-track">
<link rel="help" href="http://dev.w3.org/2011/webrtc/editor/getusermedia.html#event-mediastream-removetrack">
</head>
<body>
<p class="instructions">When prompted, accept to share your audio stream, then your video stream.</p>
<h1 class="instructions">Description</h1>
<p class="instructions">This test checks that removinging a track from a MediaStream works as expected.</p>

<div id='log'></div>
<script src=/resources/testharness.js></script>
<script src=/resources/testharnessreport.js></script>
<script src="/common/vendor-prefix.js" data-prefixed-objects='[{"ancestors":["navigator"], "name":"getUserMedia"}]'></script>
<script>
var t = async_test("Tests that a removal from a MediaStream works as expected", {timeout:10000});
t.step(function () {
  var audio;
  navigator.getUserMedia({audio:true}, gotAudio, function(error) {});
  function gotAudio(stream) {
     audio = stream;
     navigator.getUserMedia({video:true}, gotVideo, function(error) {});
  }

  function gotVideo(stream) {
    var video = stream;
    video.onremovetrack = function () {
       assert_unreached("onremovetrack is not triggered when removal of track is triggered by the script itself");
    };
    t.step(function () {
       assert_equals(video.getVideoTracks().length, 1, "video mediastream starts with one video track");
       video.removeTrack(video.getVideoTracks()[0]);
       assert_equals(video.getVideoTracks().length, 0, "video mediastream has no video track left");
       video.removeTrack(audio.getAudioTracks()[0]); // should not throw
    });
    t.step(function() {
       t.done();
   });
  }
});
</script>
</body>
</html>

Browse the archive

https://github.com/web-platform-tests/wpt