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<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=513439
-->
<head>
<title>Test for Bug 513439</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=513439">Mozilla Bug 513439</a>
<p id="display"></p>
<div id="content" style="display: none">
</div>
<pre id="test">
<script type="application/javascript">
/** Test for Bug 513439 */
SimpleTest.waitForExplicitFinish();
SpecialPowers.pushPrefEnv({set: [["layout.css.devPixelsPerPx", "2"]]}, () => {
is(window.devicePixelRatio, 2, "devPixelsPerPx wasn't set correctly");
SpecialPowers.pushPrefEnv({set: [["layout.css.devPixelsPerPx", "1.5"]]}, () => {
is(window.devicePixelRatio, 1.5, "devPixelsPerPx wasn't set correctly");
SimpleTest.finish();
});
});
</script>
</pre>
</body>
</html>
|
