зеркало из https://github.com/mozilla/gecko-dev.git
46 строки
1.0 KiB
HTML
46 строки
1.0 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<!--
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https://bugzilla.mozilla.org/show_bug.cgi?id=647518
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-->
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<head>
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<title>Test for Bug 647518</title>
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<script src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
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</head>
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<body>
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<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=647518">Mozilla Bug 647518</a>
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<p id="display"></p>
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<div id="content" style="display: none">
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</div>
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<pre id="test">
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<script type="application/javascript">
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/** Test for Bug 647518 **/
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SimpleTest.waitForExplicitFinish();
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var counter = 3;
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var called = false;
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var handle1 = window.requestAnimationFrame(function() {
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called = true;
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});
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ok(handle1 > 0, "Should get back a nonzero handle");
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function checker() {
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--counter;
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if (counter == 0) {
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is(called, false, "Canceled callback should not have been called");
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SimpleTest.finish();
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} else {
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window.requestAnimationFrame(checker);
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}
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}
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window.requestAnimationFrame(checker);
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window.cancelAnimationFrame(handle1);
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</script>
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</pre>
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</body>
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</html>
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