test_bug876282.html

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<html>

<!--

https://bugzilla.mozilla.org/show_bug.cgi?id=647518

-->

<head>

  <title>Test for Bug 647518</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=647518">Mozilla Bug 647518</a>

<p id="display"></p>

<div id="content" style="display: none">

</div>

<pre id="test">

<script type="application/javascript">

/** Test for Bug 647518 **/

SimpleTest.waitForExplicitFinish();

var counter = 3;

var called = false;

var handle1 = window.requestAnimationFrame(function() {

  called = true;

});

ok(handle1 > 0, "Should get back a nonzero handle");

function checker() {

  --counter;

  if (counter == 0) {

    is(called, false, "Canceled callback should not have been called");

    SimpleTest.finish();

  } else {

    window.requestAnimationFrame(checker);

window.requestAnimationFrame(checker);

window.cancelAnimationFrame(handle1);

</script>

</pre>

</body>

</html>