blob: 022ca4044d7e9ff945186f8cb9d6fc7d6393f98e [file] [log] [blame]
<html>
<head>
<script>jsTestIsAsync = true;</script>
<script src="../../resources/js-test-pre.js"></script>
<script>
description("Test that animated gif in a frame outside viewport does not trigger repaint.");
function startTrackingRepaints()
{
document.body.offsetTop;
window.internals.startTrackingRepaints();
window.scrollTo(0,200);
testRunner.displayAndTrackRepaints();
setTimeout(testAfterScroll, 200);
}
function testAfterScroll()
{
repaintRectsAfterScroll = window.internals.repaintRectsAsText();
window.internals.stopTrackingRepaints();
shouldBeEqualToString("repaintRectsAfterScroll", "");
window.internals.startTrackingRepaints();
window.scrollTo(0,0);
testRunner.displayAndTrackRepaints();
setTimeout(testAfterScrollBack, 200);
}
function testAfterScrollBack()
{
repaintRectsAfterScrollBack = window.internals.repaintRectsAsText();
window.internals.stopTrackingRepaints();
shouldNotBeEqualToString("repaintRectsAfterScrollBack", "");
finishJSTest();
}
function start() {
if (!window.testRunner || !window.internals)
return;
var img = new Image();
img.onload = startTrackingRepaints;
img.src = "resources/animated.gif";
}
</script>
</head>
<body onload="start()">
<iframe srcdoc="<img src=resources/animated.gif>"></iframe>
<div style="height:1000px"></div>
<script src="../../resources/js-test-post.js"></script>
</html>