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<html>
<head>
<style>
#container {
position: absolute;
top: 0px;
left: 400px;
transform: translateZ(0);
}
#red {
position: absolute;
top: 0px;
left: -400px;
height: 256px;
width: 256px;
background-color: red;
}
#green {
position: absolute;
left: 0px;
top: 0px;
width: 300px;
height: 300px;
background-color: green;
}
#layertree {
position: absolute;
left: 10000px;
top: 0px;
}
body {
overflow: hidden;
}
</style>
<script>
if (window.testRunner) {
testRunner.dumpAsTextWithPixelResults();
testRunner.waitUntilDone();
}
window.addEventListener('load', function() {
if (window.testRunner) {
document.getElementById("layertree").innerText = window.internals.layerTreeAsText(document);
testRunner.notifyDone();
}
}, false);
</script>
<body>
<!-- container has empty bounds, but is composited -->
<div id="container">
<!-- this red square should not appear over the green square -->
<div id="red"></div>
</div>
<!-- This green square should composite because it overlaps the red one -->
<div id="green"></div>
<pre id="layertree"></pre>
</body>
</html>
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