gecko-dev/dom/base/test/test_noAudioNotification.html

78 строки
1.5 KiB
HTML

<!DOCTYPE HTML>
<html>
<head>
<title>Test for video controller in windows</title>
<script 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 observer = {
observe(subject, topic, data) {
ok(false, "should not receive audio-playback notification!");
}
};
var observerService = SpecialPowers.Cc["@mozilla.org/observer-service;1"]
.getService(SpecialPowers.Ci.nsIObserverService);
var video = document.createElement("video");
video.loop = true;
video.src = "noaudio.webm";
video.onplay = video.onpause = function() {
// Yield to the event loop a few times to make sure that audio-playback is not dispatched.
SimpleTest.executeSoon(function() {
SimpleTest.executeSoon(function() {
SimpleTest.executeSoon(function() {
runTest();
});
});
});
};
var tests = [
function() {
observerService.addObserver(observer, "audio-playback");
ok(true, "Observer set");
runTest();
},
function() {
video.play();
},
function() {
video.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>