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1 <!doctype html> | 1 <!doctype html> |
2 <html> | 2 <html> |
3 <head> | 3 <head> |
4 <title>AudioTrackList & VideoTrackList.getTrackById</title> | 4 <title>AudioTrackList & VideoTrackList.getTrackById</title> |
5 <script src="../../resources/testharness.js"></script> | 5 <script src="../../resources/testharness.js"></script> |
6 <script src="../../resources/testharnessreport.js"></script> | 6 <script src="../../resources/testharnessreport.js"></script> |
7 <script src="../media-file.js"></script> | 7 <script src="../media-file.js"></script> |
8 </head> | 8 </head> |
9 <body> | 9 <body> |
10 <div id="log"></div> | 10 <div id="log"></div> |
11 <script> | 11 <script> |
12 async_test(function(t) | 12 async_test(function(t) |
13 { | 13 { |
14 var e = document.createElement('video'); | 14 var e = document.createElement('video'); |
| 15 // add to body to prevent GC pending http://crbug.com/400659 |
| 16 document.body.appendChild(e); |
15 | 17 |
16 assert_equals(e.audioTracks.length, 0); | 18 assert_equals(e.audioTracks.length, 0); |
17 assert_equals(e.audioTracks.getTrackById(''), null); | 19 assert_equals(e.audioTracks.getTrackById(''), null); |
18 | 20 |
19 assert_equals(e.videoTracks.length, 0); | 21 assert_equals(e.videoTracks.length, 0); |
20 assert_equals(e.videoTracks.getTrackById(''), null); | 22 assert_equals(e.videoTracks.getTrackById(''), null); |
21 | 23 |
22 e.src = findMediaFile('video', '../content/test'); | 24 e.src = findMediaFile('video', '../content/test'); |
23 | 25 |
24 e.addEventListener('loadedmetadata', t.step_func(function() | 26 e.addEventListener('loadedmetadata', t.step_func(function() |
25 { | 27 { |
26 assert_equals(e.audioTracks.length, 1); | 28 assert_equals(e.audioTracks.length, 1); |
27 assert_equals(e.audioTracks.getTrackById(e.audioTracks[0].id
), e.audioTracks[0]); | 29 assert_equals(e.audioTracks.getTrackById(e.audioTracks[0].id
), e.audioTracks[0]); |
28 assert_equals(e.audioTracks.getTrackById('fake-id'), null); | 30 assert_equals(e.audioTracks.getTrackById('fake-id'), null); |
29 | 31 |
30 assert_equals(e.videoTracks.length, 1); | 32 assert_equals(e.videoTracks.length, 1); |
31 assert_equals(e.videoTracks.getTrackById(e.videoTracks[0].id
), e.videoTracks[0]); | 33 assert_equals(e.videoTracks.getTrackById(e.videoTracks[0].id
), e.videoTracks[0]); |
32 assert_equals(e.videoTracks.getTrackById('fake-id'), null); | 34 assert_equals(e.videoTracks.getTrackById('fake-id'), null); |
33 | 35 |
34 t.done(); | 36 t.done(); |
35 })); | 37 })); |
36 }); | 38 }); |
37 </script> | 39 </script> |
38 </body> | 40 </body> |
39 </html> | 41 </html> |
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