<!DOCTYPE html>
<html class=reftest-wait>
<link rel="help" href="https://drafts.css-houdini.org/css-layout-api/#dom-layoutconstraintsoptions-availableinlinesize">
<link rel="help" href="https://drafts.css-houdini.org/css-layout-api/#dom-layoutconstraintsoptions-availableblocksize">
<link rel="match" href="../green-square-ref.html">
<meta name="assert" content="This test checks that resolving percentages against an invalid available size works as expected." />
<style>
.test {
background: red;
width: 100px;
}
.child {
visibility: hidden;
width: 10px;
line-height: 0;
--available-inline-size: -20;
--available-block-size: -10;
}
.inline {
display: inline-block;
width: 10px;
height: 10px;
}
@supports (display: layout(test)) {
.test {
background: green;
display: layout(test);
}
}
</style>
<script src="/common/reftest-wait.js"></script>
<script src="/common/worklet-reftest.js"></script>
<div class="test">
<!-- The available inline-size gets clamped to zero, and the available block-size gets treated as indefinite. -->
<div class="child" style="--inline-size-expected: 0px; --block-size-expected: 10px; width: 100%; height: 100%;">
<div class="inline"></div>
</div>
<!-- For replaced elements, both axis should be resolved to 0px. -->
<img class="child" style="--inline-size-expected: 0px; --block-size-expected: 0px; width: 100%; height: 100%;" />
<script>
importWorkletAndTerminateTestAfterAsyncPaint(CSS.layoutWorklet, {url: 'support/layout-child-sizes-worklet.js'});
</script>