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<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=587106
-->
<head>
<title>Test for Bug 587106</title>
<script type="application/javascript" 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=587106">Mozilla Bug 587106</a>
<p id="display"><canvas id="c"><canvas></p>
<div id="content" style="display: none">
</div>
<pre id="test">
<script type="application/javascript">
/** Test for Bug 587106 **/
var ctx=document.getElementById('c').getContext('2d');
for (var i = 0; i < 100; ++i) {
// Skip things that will give different alpha values depending on weird
// rounding stuff.
var tentativeAlpha = i / 100 * 255;
if (Math.abs(tentativeAlpha.toFixed(1) - tentativeAlpha.toFixed(0)) == 0.5) {
// Skip this one, please!
continue;
}
ctx.strokeStyle = 'rgba(0, 0, 0, ' + (i/100) + ')';
is(ctx.strokeStyle, 'rgba(0, 0, 0, ' + (i/100) + ')',
'strokeStyle should match for opacity='+(i/100));
}
</script>
</pre>
</body>
</html>
|
