<!DOCTYPE html>
<html class=reftest-wait>
<link rel="help" href="https://drafts.css-houdini.org/css-layout-api/#dom-layoutconstraints-fixedblocksize">
<link rel="match" href="green-square-ref.html">
<meta name="assert" content="This test checks that LayoutConstraints#fixedBlockSize is passed into the layout function correctly." />
<style>
body {
display: flex;
}
.test {
background: red;
--expected-block-size: null; /* Percentage which we are resolving height against is indefinite. */
width: 100px;
height: 50%;
}
.child {
background: green;
}
@supports (display: layout(test)) {
.test {
display: layout(test);
}
}
</style>
<script src="/common/reftest-wait.js"></script>
<script src="/common/worklet-reftest.js"></script>
<div class="test">
<div class="child"></div>
</div>
<script>
importWorkletAndTerminateTestAfterAsyncPaint(CSS.layoutWorklet, {url: 'support/constraints-fixed-block-size.js'});
</script>