diff options
Diffstat (limited to 'layout/base/tests/test_mozPaintCount.html')
| -rw-r--r-- | layout/base/tests/test_mozPaintCount.html | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/layout/base/tests/test_mozPaintCount.html b/layout/base/tests/test_mozPaintCount.html new file mode 100644 index 0000000000..dcf8eef3d2 --- /dev/null +++ b/layout/base/tests/test_mozPaintCount.html @@ -0,0 +1,62 @@ +<!DOCTYPE HTML> +<html> +<head> + <title>Tests for DOMWindowUtils.paintCount</title> + <script src="/tests/SimpleTest/SimpleTest.js"></script> + <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" /> +</head> +<body onload="doBackgroundFlicker()"> +<p id="display"> +<div width="100" height="100" id="p" style="background-color: rgb(0,0,0)"/> +</p> +<div id="content" style="display: none"> + +</div> +<pre id="test"> +<script class="testbody" type="text/javascript"> + +SimpleTest.waitForExplicitFinish(); + +var startPaintCount = SpecialPowers.DOMWindowUtils.paintCount; +ok(true, "Got to initial paint count: " + startPaintCount); +var color = 0; + +function doElementFlicker() { + ok(true, "Plugin color iteration " + color + ", paint count: " + SpecialPowers.DOMWindowUtils.paintCount); + if (SpecialPowers.DOMWindowUtils.paintCount - startPaintCount > 20) { + ok(true, "Got enough paints from plugin color changes"); + SimpleTest.finish(); + return; + } + + color = (color + 1) % 256; + document.getElementById("p").style.backgroundColor = "rgb(" + color + "," + color + "," + color + ")"; + setTimeout(doElementFlicker, 0); +} + +function doBackgroundFlicker() { + ok(true, "Background color iteration " + color + ", paint count: " + SpecialPowers.DOMWindowUtils.paintCount); + if (SpecialPowers.DOMWindowUtils.paintCount - startPaintCount > 20) { + ok(true, "Got enough paints from background color changes"); + startPaintCount = SpecialPowers.DOMWindowUtils.paintCount; + doElementFlicker(); + return; + } + + color = (color + 1) % 256; + document.body.style.backgroundColor = "rgb(" + color + "," + color + "," + color + ")"; + setTimeout(doBackgroundFlicker, 0); +} + +</script> +</pre> + +<div style="height:4000px"></div> +<a id="first" href="http://www.mozilla.org/">first<br>link</a> +<a id="second" href="http://www.mozilla.org/">second link</a> +<a id="third" href="http://www.mozilla.org/">third<br>link</a> +<div style="height:4000px"></div> + +</body> +</html> + |