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comparison: dom/browser-element/mochitest/priority/test_Audio.html
dom/browser-element/mochitest/priority/test_Audio.html
- changeset 2
- 7e26c7da4463
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| -1:000000000000 | 0:0cfe6582a45c |
|---|---|
| 1 <!DOCTYPE HTML> | |
| 2 <html> | |
| 3 <!-- | |
| 4 Test that frames playing audio get BACKGROUND_PERCEIVABLE priority. | |
| 5 --> | |
| 6 <head> | |
| 7 <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> | |
| 8 <script type="application/javascript" src="../browserElementTestHelpers.js"></script> | |
| 9 <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/> | |
| 10 </head> | |
| 11 <body> | |
| 12 | |
| 13 <script type="application/javascript;version=1.7"> | |
| 14 "use strict"; | |
| 15 | |
| 16 SimpleTest.waitForExplicitFinish(); | |
| 17 browserElementTestHelpers.setEnabledPref(true); | |
| 18 browserElementTestHelpers.addPermission(); | |
| 19 browserElementTestHelpers.enableProcessPriorityManager(); | |
| 20 | |
| 21 function runTest() { | |
| 22 var iframe = document.createElement('iframe'); | |
| 23 iframe.setAttribute('mozbrowser', true); | |
| 24 iframe.src = 'file_Audio.html'; | |
| 25 | |
| 26 var childID = null; | |
| 27 expectOnlyOneProcessCreated().then(function(chid) { | |
| 28 childID = chid; | |
| 29 return Promise.all( | |
| 30 [expectPriorityChange(childID, 'FOREGROUND'), | |
| 31 expectMozbrowserEvent(iframe, 'loadend'), | |
| 32 expectMozbrowserEvent(iframe, 'showmodalprompt').then(function(e) { | |
| 33 is(e.detail.message, 'onplay', 'showmodalprompt message'); | |
| 34 })] | |
| 35 ); | |
| 36 }).then(function() { | |
| 37 // Send the child process into the background. Because it's playing audio, | |
| 38 // it should get priority BACKGROUND_PERCEIVABLE, not vanilla BACKGROUND. | |
| 39 var p = expectPriorityChange(childID, 'BACKGROUND_PERCEIVABLE'); | |
| 40 iframe.setVisible(false); | |
| 41 return p; | |
| 42 }).then(function() { | |
| 43 var p = expectPriorityChange(childID, 'FOREGROUND'); | |
| 44 iframe.setVisible(true); | |
| 45 return p; | |
| 46 }).then(SimpleTest.finish); | |
| 47 | |
| 48 document.body.appendChild(iframe); | |
| 49 } | |
| 50 | |
| 51 // This test relies on <audio> elements interacting with the audio channel | |
| 52 // service. This is controled by the media.useAudioChannelService pref. | |
| 53 addEventListener('testready', function() { | |
| 54 SpecialPowers.pushPrefEnv({set: [['media.useAudioChannelService', true]]}, | |
| 55 runTest); | |
| 56 }); | |
| 57 | |
| 58 </script> | |
| 59 </body> | |
| 60 </html> |
