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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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