chromium/third_party/blink/web_tests/external/wpt/css/css-layout-api/auto-block-size/floats.https.html

<!DOCTYPE html>
<html class=reftest-wait>
<link rel="help" href="https://drafts.css-houdini.org/css-layout-api/#interaction-sizing">
<link rel="match" href="auto-block-size-floats-ref.html">
<meta name="assert" content="This test checks that if the layout() is a float, the flow layout respects the auto-block-size." />

<style>
.test {
  background: red;
}

@supports (display: layout(block-size-100)) {
  .test {
    display: layout(block-size-100);
    background: green;
  }
}

.container {
  width: 150px;
  border: solid 2px;
}

.left {
  float: left;
  width: 100px;
  writing-mode: horizontal-tb;
}

.right {
  float: right;
  height: 100px;
  writing-mode: vertical-rl;
}
</style>
<script src="/common/reftest-wait.js"></script>
<script src="/common/worklet-reftest.js"></script>

<!-- Tests that floats using an auto block size get positioned correctly. -->
<div class="container">
  <div class="left test"></div>
  <div class="right test"></div>
</div>

<script id="code" type="text/worklet">
registerLayout('block-size-100', class {
  async intrinsicSizes() {}
  async layout() {
    return {autoBlockSize: 100};
  }
});
</script>

<script>
importWorkletAndTerminateTestAfterAsyncPaint(CSS.layoutWorklet, document.getElementById('code').textContent);
</script>
</html>