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1 <!doctype html> | 1 <!doctype html> |
2 <html> | 2 <html> |
3 <head> | 3 <head> |
4 <title>AudioTrack.enabled change</title> | 4 <title>AudioTrack.enabled change</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("audio"); | 14 var e = document.createElement("audio"); |
| 15 // add to body to prevent GC pending http://crbug.com/400659 |
| 16 document.body.appendChild(e); |
15 e.src = findMediaFile("audio", "../content/test"); | 17 e.src = findMediaFile("audio", "../content/test"); |
16 | 18 |
17 e.onloadedmetadata = t.step_func(function() | 19 e.onloadedmetadata = t.step_func(function() |
18 { | 20 { |
19 assert_equals(e.audioTracks.length, 1, "audioTracks.length")
; | 21 assert_equals(e.audioTracks.length, 1, "audioTracks.length")
; |
20 assert_true(e.audioTracks[0].enabled, "audioTrack.enabled (i
nitial)"); | 22 assert_true(e.audioTracks[0].enabled, "audioTrack.enabled (i
nitial)"); |
21 e.audioTracks[0].enabled = false; | 23 e.audioTracks[0].enabled = false; |
22 assert_false(e.audioTracks[0].enabled, "audioTrack.enabled (
first setter)"); | 24 assert_false(e.audioTracks[0].enabled, "audioTrack.enabled (
first setter)"); |
23 | 25 |
24 e.audioTracks.onchange = t.step_func(function() | 26 e.audioTracks.onchange = t.step_func(function() |
25 { | 27 { |
26 assert_false(e.audioTracks[0].enabled, "audioTrack.enabl
ed (first change event)"); | 28 assert_false(e.audioTracks[0].enabled, "audioTrack.enabl
ed (first change event)"); |
27 e.audioTracks[0].enabled = true; | 29 e.audioTracks[0].enabled = true; |
28 assert_true(e.audioTracks[0].enabled, "audioTrack.enable
d (second setter)"); | 30 assert_true(e.audioTracks[0].enabled, "audioTrack.enable
d (second setter)"); |
29 | 31 |
30 e.audioTracks.onchange = t.step_func(function() | 32 e.audioTracks.onchange = t.step_func(function() |
31 { | 33 { |
32 assert_true(e.audioTracks[0].enabled, "audioTrack.en
abled (second change event)"); | 34 assert_true(e.audioTracks[0].enabled, "audioTrack.en
abled (second change event)"); |
33 t.done(); | 35 t.done(); |
34 }); | 36 }); |
35 }); | 37 }); |
36 }); | 38 }); |
37 }, "AudioTrack.enabled = false"); | 39 }, "AudioTrack.enabled = false"); |
38 </script> | 40 </script> |
39 </body> | 41 </body> |
40 </html> | 42 </html> |
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