gecko-dev/content/media/webaudio/test/test_mozaudiochannel.html

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<!DOCTYPE HTML>
<html>
<head>
<title>Test for mozaudiochannel</title>
<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<script type="text/javascript" src="/tests/SimpleTest/EventUtils.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<body>
<p id="display"></p>
<pre id="test">
<script type="application/javascript">
function test_basic() {
var ac = new AudioContext();
ok(ac, "AudioContext created");
// Default
is(ac.mozAudioChannelType, "normal", "Default ac channel == 'normal'");
// random wrong channel
ac.mozAudioChannelType = "foo";
is(ac.mozAudioChannelType, "normal", "Default ac channel == 'normal'");
// Unpermitted channels
ac.mozAudioChannelType = "content";
is(ac.mozAudioChannelType, "normal", "Default ac channel == 'normal'");
ac.mozAudioChannelType = "notification";
is(ac.mozAudioChannelType, "normal", "Default ac channel == 'normal'");
ac.mozAudioChannelType = "alarm";
is(ac.mozAudioChannelType, "normal", "Default ac channel == 'normal'");
ac.mozAudioChannelType = "telephony";
is(ac.mozAudioChannelType, "normal", "Default ac channel == 'normal'");
ac.mozAudioChannelType = "ringer";
is(ac.mozAudioChannelType, "normal", "Default ac channel == 'normal'");
ac.mozAudioChannelType = "publicnotification";
is(ac.mozAudioChannelType, "normal", "Default ac channel == 'normal'");
runTest();
}
function test_permission(aChannel) {
var ac = new AudioContext();
ok(ac, "AudioContext created");
is(ac.mozAudioChannelType, "normal", "Default ac channel == 'normal'");
SpecialPowers.pushPermissions(
[{ "type": "audio-channel-" + aChannel, "allow": 1, "context": document }],
function() {
ac.mozAudioChannelType = aChannel;
is(ac.mozAudioChannelType, aChannel, "Default ac channel == '" + aChannel + "'");
runTest();
}
);
}
var tests = [
test_basic,
function() { test_permission("content"); },
function() { test_permission("notification"); },
function() { test_permission("alarm"); },
function() { test_permission("telephony"); },
function() { test_permission("ringer"); },
function() { test_permission("publicnotification"); }
];
function runTest() {
if (!tests.length) {
SimpleTest.finish();
return;
}
var test = tests.shift();
test();
}
SpecialPowers.pushPrefEnv({"set": [["media.useAudioChannelService", true ]]}, runTest);
SimpleTest.waitForExplicitFinish();
</script>
</pre>
</body>
</html>