<!DOCTYPE html>
<script src="../resources/text-based-repaint.js"></script>
<script>
function repaintTest() {
document.getElementById('fixed').style.backgroundColor = 'green';
}
onload = function() {
document.getElementById('transformed').scrollTop = 50;
runRepaintAndPixelTest();
}
</script>
<style>
#transformed {
position: absolute;
top: 50px;
left: 100px;
transform: translateX(0);
overflow: scroll;
width: 300px;
height: 300px;
}
#fixed {
position: fixed;
top: 150px;
left: 100px;
width: 100px;
height: 100px;
background-color: red;
}
#relative {
position: relative;
top: 50px;
left: 50px;
}
/* to make the transformed container scrollable */
#content {
width: 1000px;
height: 1000px;
}
</style>
Tests invalidation of a fixed-position descendant of a transformed scrolled element.
Passes if there is a green box at the center of the scrollable area.
<div id="transformed">
<div id="relative">
<div id="fixed"></div>
<div id="content"></div>
</div>
</div>