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<!DOCTYPE html>
<link rel="help" href="https://drafts.csswg.org/css-anchor-position-1/#determining">
<link rel="author" href="mailto:xiaochengh@chromium.org">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/check-layout-th.js"></script>
<script src="support/test-common.js"></script>
<style>
.relpos {
position: relative;
}
.anchor1 {
anchor-name: --a1, --a2;
width: 30px;
height: 10px;
background: orange;
}
.target {
position: absolute;
height: 10px;
background: lime;
}
#target1 {
width: anchor-size(--a1 width);
}
#target2 {
width: anchor-size(--a2 width);
}
#target3 {
width: anchor-size(--a3 width, 11px);
}
</style>
<body onload="checkLayoutForAnchorPos('.target')">
<!--
First two targets should find the same anchor via different names.
Third target shouldn't find the anchor, as the name is invalid.
-->
<div class="relpos">
<div class="anchor1" style="width: 30px"></div>
<div class="target" id="target1" data-expected-width=30></div>
<div class="target" id="target2" data-expected-width=30></div>
<div class="target" id="target3" data-expected-width=11></div>
</div>
</body>
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