зеркало из https://github.com/mozilla/gecko-dev.git
68 строки
1.6 KiB
HTML
68 строки
1.6 KiB
HTML
<!DOCTYPE HTML>
|
|
<html>
|
|
<!--
|
|
https://bugzilla.mozilla.org/show_bug.cgi?id=569520
|
|
-->
|
|
<head>
|
|
<title>Test for Bug 569520</title>
|
|
<script src="/tests/SimpleTest/SimpleTest.js"></script>
|
|
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
|
|
</head>
|
|
<body>
|
|
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=569520">Mozilla Bug 569520</a>
|
|
<p id="display"></p>
|
|
<div id="content" style="display: none">
|
|
|
|
</div>
|
|
<pre id="test">
|
|
<script type="application/javascript">
|
|
|
|
/** Test for Bug 569520 **/
|
|
SimpleTest.waitForExplicitFinish();
|
|
SimpleTest.requestFlakyTimeout("untriaged");
|
|
|
|
var start = window.performance.now();
|
|
var firstListenerArg;
|
|
var secondListenerArg;
|
|
var thirdListenerTime;
|
|
|
|
// callback arg is in the same timeline as performance.now()
|
|
function thirdListener(t) {
|
|
thirdListenerTime = t;
|
|
|
|
ok(secondListenerArg >= firstListenerArg, // callback args from consecutive requestAnimationFrame
|
|
"Second listener should fire after first listener");
|
|
|
|
ok(thirdListenerTime >= secondListenerArg,
|
|
"Third listener should fire after second listener");
|
|
|
|
ok(firstListenerArg >= start, "First listener should fire after start");
|
|
|
|
SimpleTest.finish();
|
|
}
|
|
|
|
// callback arg is from requestAnimationFrame and comparable to performance.now()
|
|
function secondListener(t) {
|
|
secondListenerArg = t;
|
|
requestAnimationFrame(thirdListener);
|
|
}
|
|
|
|
function firstListener(t) {
|
|
firstListenerArg = t;
|
|
requestAnimationFrame(secondListener);
|
|
}
|
|
|
|
addLoadEvent(function() {
|
|
setTimeout(function() {
|
|
requestAnimationFrame(firstListener);
|
|
}, 100);
|
|
});
|
|
|
|
|
|
|
|
|
|
</script>
|
|
</pre>
|
|
</body>
|
|
</html>
|