File: focus-inside-content-visibility-crash.html

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<!doctype html>
<title>Container Queries Test: size change detected while focusing inside content-visibility: auto container</title>
<link rel="help" href="https://drafts.csswg.org/css-conditional-5/#container-queries">
<link rel="help" href="https://drafts.csswg.org/css-contain-2/#using-cv-auto">
<link rel="help" href="https://crbug.com/1270848">
<link rel="author" title="Vladimir Levin" href="mailto:vmpstr@chromium.org">

<style>
.spacer { height: 3000px; }
.auto { content-visibility: auto; }
#container {
  border: 1px solid black;
  width: 100px;
  height: 100px;

  container-type: size;
}
#input {
  width: 100%;
  visibility: hidden;
}
@container (min-width: 150px) {
  #input { visibility: visible; }
}

</style>

<div class=spacer></div>
<div class=auto>
  <div id=container>
    <input id=input type=text></input>
  </div>
</div>

<script>
function focus() {
  container.style.width = "200px";
  input.focus();
}

onload = () => requestAnimationFrame(() => requestAnimationFrame(focus));
</script>