<!DOCTYPE html> <!-- webkit-test-runner [ internal:AsyncOverflowScrollingEnabled=true ] --> | |
<html> | |
<head> | |
<style> | |
.scroller { | |
position: relative; | |
overflow-y: scroll; | |
width: 300px; | |
height: 300px; | |
border: 1px solid black; | |
} | |
.box { | |
position: relative; | |
margin: 20px; | |
width: 100px; | |
height: 100px; | |
background-color: green; | |
} | |
.inside { | |
left: 20px; | |
} | |
.outside { | |
position: relative; | |
margin: 20px; | |
width: 100px; | |
height: 100px; | |
background-color: silver; | |
} | |
.trigger { | |
position: absolute; | |
top: 10px; | |
left: 10px; | |
width: 50px; | |
height: 200px; | |
background-color: silver; | |
transform: translateZ(0); | |
} | |
</style> | |
<script> | |
if (window.testRunner) | |
testRunner.dumpAsText(); | |
window.addEventListener('load', () => { | |
if (window.testRunner) | |
document.getElementById('layers').innerText = window.internals.layerTreeAsText(document); | |
}, false); | |
</script> | |
</head> | |
<body> | |
<div class="scroller"> | |
<div class="trigger"></div> | |
<div class="inside box"></div> | |
<div class="inside box"></div> | |
<div class="inside box"></div> | |
<div class="inside box"></div> | |
</div> | |
<div class="outside"></div> | |
<pre id="layers">Layer tree goes here</pre> | |
</body> | |
</html> |