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Test Info:
<!DOCTYPE html>
<html lang="en">
<meta charset="utf-8">
<title>Moving a layer in a box with a rounded clip shouldn't invalidate.</title>
<style>
#outer {
position: absolute;
top: 50px;
left: 50px;
width: 300px;
height: 200px;
background-color: #DDD;
overflow: hidden;
border-radius: 10px;
}
#animatedLeft {
position: absolute;
top: 50px;
left: 40px;
box-model: border-box;
border: 1px solid lime;
width: 100px;
height: 100px;
}
</style>
<body>
<div id="outer">
<div id="animatedLeft" class="reftest-no-paint"></div>
</div>
<script>
var animatedLeft = document.getElementById("animatedLeft");
function doTest() {
animatedLeft.style.left = "100px";
document.documentElement.removeAttribute("class");
}
// Layerize #animatedLeft
animatedLeft.offsetLeft;
animatedLeft.style.left = "60px";
animatedLeft.offsetLeft;
animatedLeft.style.left = "40px";
animatedLeft.offsetLeft;
document.addEventListener("MozReftestInvalidate", doTest);
</script>