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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /css/css-transforms/preserve3d-backface-hit-test-2.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<title>Hit test back face hidden preserve3d</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<style>
body {
margin: 0;
}
.container {
position: absolute;
top: 50px;
left: 50px;
perspective: 600px;
width: 200px;
height: 200px;
}
.rotatetoback {
width: 100%;
height: 100%;
transform-style: preserve-3d;
transform: rotateY(-180deg);
}
.hideback {
position: absolute;
width: 100%;
height: 100%;
backface-visibility: hidden;
}
.rotatetofront {
transform: rotateY(180deg);
}
.yellow100 {
width: 100%;
height: 100%;
background: yellow;
}
</style>
<body>
<div class="container">
<div class="rotatetoback" >
<div class="hideback rotatetofront" style="background: blue">
</div>
<div class="hideback" style="background: green;">
<div id="target" class="yellow100"></div>
</div>
</div>
</div>
</body>
<script>
test(t => {
const expectedElemId = "target";
const expectedElem = document.getElementById(expectedElemId);
const x = 150;
const y = 150;
const hitElem = document.elementFromPoint(x, y);
assert_equals(hitElem, expectedElem,
`point (${x}, ${y}) is inside element ${expectedElemId}`);
}, `${document.title}, hittesting`);
</script>
</html>