82 lines
1.8 KiB
HTML
82 lines
1.8 KiB
HTML
<!--
|
|
Any copyright is dedicated to the Public Domain.
|
|
http://creativecommons.org/publicdomain/zero/1.0/
|
|
-->
|
|
<!DOCTYPE HTML>
|
|
<html>
|
|
<head>
|
|
<meta charset="utf-8">
|
|
<title>Test for DOM Worker Threads Suspending</title>
|
|
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
|
|
</head>
|
|
<body>
|
|
<pre id="test">
|
|
<div id="output"></div>
|
|
<script class="testbody" type="text/javascript">
|
|
|
|
var worker;
|
|
var finish = false;
|
|
var bc = new BroadcastChannel("suspendWindow");
|
|
bc.onmessage = (msgEvent) => {
|
|
var msg = msgEvent.data;
|
|
var command = msg.command;
|
|
if (command == "startWorker") {
|
|
startWorker();
|
|
} else if (command == "navigate") {
|
|
window.location = "suspend_blank.html";
|
|
} else if (command == "finish") {
|
|
finish = true;
|
|
terminateWorker();
|
|
bc.postMessage({command: "finished"});
|
|
bc.close();
|
|
window.close();
|
|
}
|
|
}
|
|
|
|
function messageCallback(data) {
|
|
if (finish) {
|
|
return;
|
|
}
|
|
bc.postMessage({command: "messageCallback", data});
|
|
}
|
|
|
|
function errorCallback(msg) {
|
|
if (finish) {
|
|
return;
|
|
}
|
|
bc.postMessage({command: "errorCallback", data: msg});
|
|
}
|
|
|
|
var output = document.getElementById("output");
|
|
|
|
function terminateWorker() {
|
|
if (worker) {
|
|
worker.postMessage("stop");
|
|
worker = null;
|
|
}
|
|
}
|
|
|
|
function startWorker() {
|
|
var lastData;
|
|
worker = new Worker("suspend_worker.js");
|
|
|
|
worker.onmessage = function(event) {
|
|
output.textContent = (lastData ? lastData + " -> " : "") + event.data;
|
|
lastData = event.data;
|
|
messageCallback(event.data);
|
|
};
|
|
|
|
worker.onerror = function(event) {
|
|
this.terminate();
|
|
errorCallback(event.message);
|
|
};
|
|
}
|
|
|
|
window.onload = () => {
|
|
bc.postMessage({command: "loaded"});
|
|
}
|
|
|
|
</script>
|
|
</pre>
|
|
</body>
|
|
</html>
|