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1 <!doctype html> | 1 <!doctype html> |
2 <html> | 2 <html> |
3 <head> | 3 <head> |
4 <title>Retrieving a track from a MediaStream</title> | 4 <title>Retrieving a track from a MediaStream</title> |
5 <link rel="author" title="Dominique Hazael-Massieux" href="mailto:dom@w3.org"/> | 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-MediaStream-getTrackById-MediaStreamTrack-DOMString-trackId"> | 6 <link rel="help" href="http://dev.w3.org/2011/webrtc/editor/getusermedia.html#wi
dl-MediaStream-getTrackById-MediaStreamTrack-DOMString-trackId"> |
7 </head> | 7 </head> |
8 <body> | 8 <body> |
9 <p class="instructions" style="display:none">When prompted, accept to share your
video stream.</p> | 9 <p class="instructions">When prompted, accept to share your video stream.</p> |
10 <h1 class="instructions" style="display:none">Description</h1> | 10 <h1 class="instructions">Description</h1> |
11 <p class="instructions" style="display:none">This test checks that MediaStream.g
etTrackById behaves as expected</p> | 11 <p class="instructions">This test checks that MediaStream.getTrackById behaves a
s expected</p> |
12 | 12 |
13 <div id='log'></div> | 13 <div id='log'></div> |
14 <script src=/resources/testharness.js></script> | 14 <script src=/resources/testharness.js></script> |
15 <script src=/resources/testharnessreport.js></script> | 15 <script src=/resources/testharnessreport.js></script> |
16 <script src="/common/vendor-prefix.js" data-prefixed-objects='[{"ancestors":["na
vigator"], "name":"getUserMedia"}]'></script> | 16 <script src="/common/vendor-prefix.js" data-prefixed-objects='[{"ancestors":["na
vigator"], "name":"getUserMedia"}]'></script> |
17 <script> | 17 <script> |
18 var t = async_test("Tests that MediaStream.getTrackById works as expected", {tim
eout: 10000}); | 18 var t = async_test("Tests that MediaStream.getTrackById works as expected", {tim
eout: 10000}); |
19 t.step(function () { | 19 t.step(function () { |
20 navigator.getUserMedia( | 20 navigator.getUserMedia( |
21 {video: true}, | 21 {video: true}, |
22 t.step_func(gotVideo), | 22 t.step_func(gotVideo), |
23 t.step_func(function (error) { | 23 t.step_func(function (error) { |
24 assert_unreached('Unexpected getUserMedia error: ' + error); | 24 assert_unreached('Unexpected getUserMedia error: ' + error); |
25 })); | 25 })); |
26 function gotVideo(stream) { | 26 function gotVideo(stream) { |
27 var track = stream.getVideoTracks()[0]; | 27 var track = stream.getVideoTracks()[0]; |
28 assert_equals(track, stream.getTrackById(track.id), "getTrackById returns tr
ack of given id"); | 28 assert_equals(track, stream.getTrackById(track.id), "getTrackById returns tr
ack of given id"); |
29 assert_equals(stream.getTrackById(track.id + "foo"), null, "getTrackById of
inexistant id returns null"); | 29 assert_equals(stream.getTrackById(track.id + "foo"), null, "getTrackById of
inexistant id returns null"); |
30 t.done(); | 30 t.done(); |
31 } | 31 } |
32 }); | 32 }); |
33 </script> | 33 </script> |
34 </body> | 34 </body> |
35 </html> | 35 </html> |
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