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<!DOCTYPE HTML>
<html>
<head>
<title>Test for audio controller in windows</title>
<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<body>
<pre id="test">
</pre>
<script type="application/javascript">
SimpleTest.waitForExplicitFinish();
var expectedNotification = null;
var observer = {
observe: function(subject, topic, data) {
is(topic, "audio-playback", "audio-playback received");
is(data, expectedNotification, "This is the right notification");
runTest();
}
};
var observerService = SpecialPowers.Cc["@mozilla.org/observer-service;1"]
.getService(SpecialPowers.Ci.nsIObserverService);
var audio = new Audio();
audio.srcObject = (new AudioContext()).createMediaStreamDestination().stream;
var tests = [
function() {
observerService.addObserver(observer, "audio-playback", false);
ok(true, "Observer set");
runTest();
},
function() {
expectedNotification = 'active';
audio.play();
},
function() {
expectedNotification = 'inactive-pause';
audio.pause();
},
function() {
observerService.removeObserver(observer, "audio-playback");
ok(true, "Observer removed");
runTest();
}
];
function runTest() {
if (!tests.length) {
SimpleTest.finish();
return;
}
var test = tests.shift();
test();
}
runTest();
</script>
</body>
</html>
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