<!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: vertical-rl;
  background: red;
  height: 100px;
}

.child {
  writing-mode: horizontal-tb;
  visibility: hidden;
  line-height: 0;

  --available-block-size: 20;
}

.inline {
  display: inline-block;
  height: 8px;
}

.inline-size-10 { width: 10px; }
.inline-size-30 { width: 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-width property clamps the size. -->
  <div class="child" style="max-width: 25px; --block-size-expected: 25; --inline-size-expected: 8;">
    <span class="inline inline-size-30"></span>
  </div>

  <!-- Make sure the min-width property clamps the size. -->
  <div class="child" style="min-width: 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>
