gecko-dev/dom/broadcastchannel/tests/test_broadcastchannel_close...

62 строки
1.3 KiB
HTML

<!DOCTYPE HTML>
<html>
<head>
<title>Test for BroadcastChannel</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<body>
<div id="content"></div>
<script type="application/javascript">
function runTest() {
var receiver = new BroadcastChannel("foo");
var sequence = [ "2", "done" ];
receiver.onmessage = function(e) {
if (!sequence.length) {
ok(false, "No more data is expected");
return;
}
var data = sequence.shift();
is(e.data, data);
if (!sequence.length) {
SimpleTest.executeSoon(function() {
SimpleTest.finish();
});
}
};
var x = new BroadcastChannel("foo");
x.close();
try {
x.postMessage("1");
ok(false, "PostMessage should throw if called after a close().");
} catch (e) {
ok(true, "PostMessage should throw if called after a close().");
}
var y = new BroadcastChannel("foo");
y.postMessage("2");
y.close();
try {
y.postMessage("3");
ok(false, "PostMessage should throw if called after a close().");
} catch (e) {
ok(true, "PostMessage should throw if called after a close().");
}
var z = new BroadcastChannel("foo");
z.postMessage("done");
}
SimpleTest.waitForExplicitFinish();
runTest();
</script>
</body>
</html>