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| 1 <!doctype html> | |
| 2 <html> | |
| 3 <head> | |
| 4 <title>Removing a track from a MediaStream</title> | |
| 5 <link rel="author" title="Dominique Hazael-Massieux" href="mailto:dom@w3.org"/> | |
| 6 <link rel="help" href="http://dev.w3.org/2011/webrtc/editor/getusermedia.html#wi
dl-MediaStreamTrackList-remove-void-MediaStreamTrack-track"> | |
| 7 <link rel="help" href="http://dev.w3.org/2011/webrtc/editor/getusermedia.html#ev
ent-mediastream-removetrack"> | |
| 8 </head> | |
| 9 <body> | |
| 10 <p class="instructions">When prompted, accept to share your audio stream, then y
our video stream.</p> | |
| 11 <h1 class="instructions">Description</h1> | |
| 12 <p class="instructions">This test checks that removinging a track from a MediaSt
ream works as expected.</p> | |
| 13 | |
| 14 <div id='log'></div> | |
| 15 <script src=/resources/testharness.js></script> | |
| 16 <script src=/resources/testharnessreport.js></script> | |
| 17 <script src="/common/vendor-prefix.js" data-prefixed-objects='[{"ancestors":["na
vigator"], "name":"getUserMedia"}]'></script> | |
| 18 <script> | |
| 19 var t = async_test("Tests that a removal from a MediaStream works as expected",
{timeout:10000}); | |
| 20 t.step(function () { | |
| 21 var audio; | |
| 22 navigator.getUserMedia({audio:true}, gotAudio, function(error) {}); | |
| 23 function gotAudio(stream) { | |
| 24 audio = stream; | |
| 25 navigator.getUserMedia({video:true}, gotVideo, function(error) {}); | |
| 26 } | |
| 27 | |
| 28 function gotVideo(stream) { | |
| 29 var video = stream; | |
| 30 video.onremovetrack = function () { | |
| 31 assert_unreached("onremovetrack is not triggered when removal of track is
triggered by the script itself"); | |
| 32 }; | |
| 33 t.step(function () { | |
| 34 assert_equals(video.getVideoTracks().length, 1, "video mediastream starts
with one video track"); | |
| 35 video.removeTrack(video.getVideoTracks()[0]); | |
| 36 assert_equals(video.getVideoTracks().length, 0, "video mediastream has no
video track left"); | |
| 37 video.removeTrack(audio.getAudioTracks()[0]); // should not throw | |
| 38 }); | |
| 39 t.step(function() { | |
| 40 t.done(); | |
| 41 }); | |
| 42 } | |
| 43 }); | |
| 44 </script> | |
| 45 </body> | |
| 46 </html> | |
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