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<!DOCTYPE html>
<link rel=author href="mailto:jarhar@chromium.org">
<link rel=help href="https://drafts.csswg.org/cssom-view-1/#dom-htmlelement-offsettop">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<style>
.square {
width: 10px;
height: 10px;
background-color: red;
}
#one {
position: absolute;
top: 10px;
left: 10px;
}
#two {
position: absolute;
top: 50px;
left: 50px;
}
span.square {
display: inline-block;
}
</style>
<div id=one class=square>
<div id=two class=square>
<div class=square></div>
<span class=square></span><span id=target></span>
</div>
</div>
<script>
test(() => {
assert_equals(target.offsetTop, 10, 'target.offsetTop');
assert_equals(target.offsetLeft, 10, 'target.offsetLeft');
}, 'Verifies that offsetTop and offsetLeft only go up one offsetParent when there are multiple nested offsetParents.');
</script>
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