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<!DOCTYPE html>
<meta charset=utf-8>
<title>Test for bug 1313753</title>
<script type="application/javascript"
src="/tests/SimpleTest/SimpleTest.js"></script>
<div id="log"></div>
<script>
function runTest() {
// Change visible region of |closure| element.
document.getElementById("target").classList.add("rotate");
window.setTimeout(function() {
var target = document.getElementById("target");
var bounds = target.getBoundingClientRect();
var x = bounds.x + bounds.width / 2;
var y = bounds.y + bounds.height / 2;
is(document.elementFromPoint(x, y).id, target.id,
"it should be |target| element if visible regions of closure is correct");
SimpleTest.finish();
}, 0);
}
SimpleTest.waitForExplicitFinish();
SimpleTest.waitForFocus(runTest);
</script>
<style>
.panel {
transform: rotateX(-150deg);
backface-visibility: hidden;
transform-origin: 0px 0px;
position: absolute;
display: block;
width: 100px;
height: 100px;
background-color: green;
}
#closure .rotate {
transform: rotateX(0deg);
}
#closure {
perspective: 100px;
width: 200px;
z-index: 1;
}
#outer {
height: 400px;
width: 200px;
}
</style>
<div id="outer">
<div id="closure">
<div style="transform-style: preserve-3d;">
<div style="transform-style: preserve-3d; background-color: blue;">
<ul>
<li><div id="target" class="panel"></div>
</li>
</ul>
</div>
</div>
</div>
</div>
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