available-block-size-htb-vrl.https.html

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This WPT test may be referenced by the following Test IDs:
- /css/css-layout-api/child-constraints/available-block-size-htb-vrl.https.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<html class=reftest-wait>

<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 setting the available block-size of children works as expected." />

<style>

.test {

  writing-mode: horizontal-tb;

  background: red;

  width: 100px;

.child {

  writing-mode: vertical-rl;

  visibility: hidden;

  line-height: 0;

  --available-block-size: 20;

.inline {

  display: inline-block;

  width: 8px;

.inline-size-10 { height: 10px; }

.inline-size-30 { height: 30px; }

@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">

  <!-- As the inlines don't fit within 20px, we'll end up with two lines. -->

  <div class="child" style="--block-size-expected: 30; --inline-size-expected: 16;">

    <span class="inline inline-size-10"></span>

    <span class="inline inline-size-30"></span>

  </div>

  <!-- The single inline doesn't take up the whole 20px, so will be shrink fitted. -->

  <div class="child" style="--block-size-expected: 10; --inline-size-expected: 8;">

    <span class="inline inline-size-10"></span>

  </div>

  <!-- Make sure the max-height property clamps the size. -->

  <div class="child" style="max-height: 25px; --block-size-expected: 25; --inline-size-expected: 8;">

    <span class="inline inline-size-30"></span>

  </div>

  <!-- Make sure the min-height property clamps the size. -->

  <div class="child" style="min-height: 25px; --block-size-expected: 25; --inline-size-expected: 8;">

    <span class="inline inline-size-10"></span>

  </div>

</div>

<script>

importWorkletAndTerminateTestAfterAsyncPaint(CSS.layoutWorklet, {url: 'support/layout-child-sizes-worklet.js'});

</script>