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<!doctype HTML>
<link rel="author" title="Chris Harrelson" href="mailto:chrishtr@chromium.org">
<link rel="help" href="https://drafts.csswg.org/css-transforms-2/">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<style>
div {
width: 200px;
height: 200px;
}
</style>
<div id=parentWithGrouping style="transform-style: preserve-3d; overflow: hidden">
<div id=absoluteUnderGrouping style="position: absolute">
</div>
</div>
<div id=parentWithoutGrouping style="transform-style: preserve-3d">
<div id=absoluteNotUnderGrouping style="position: absolute">
</div>
</div>
<script>
test(function() {
assert_equals(absoluteUnderGrouping.offsetParent, parentWithGrouping);
}, "Preserve-3d element with a grouping property still a containing block");
test(function() {
assert_equals(absoluteNotUnderGrouping.offsetParent, parentWithoutGrouping);
}, "Preserve-3d element without a grouping property still a containing block");
</script>
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