<!doctype HTML>
<html>
<meta charset="utf8">
<title>Content Visibility: pending visibility changes</title>
<link rel="author" title="Vladimir Levin" href="mailto:vmpstr@chromium.org">
<link rel="help" href="https://drafts.csswg.org/css-contain/#content-visibility">
<meta name="assert" content="disconnecting elements while visibility state adjustments are pending does not crash">

<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>

<style>
body {
  margin: 0;
  padding: 0;
}
.spacer {
  height: 3000px;
}
.auto {
  content-visibility: auto;
  width: 5px;
  height: 5px;
}
</style>

<body id="body">
<div id=one class=auto>text</div>
<div class=spacer></div>
<div id=two class=auto>text</div>
<div class=spacer></div>
</body>

<script>
async_test((t) => {
  function runTest() {
    document.scrollingElement.scrollTop = 2990;

    const range = document.createRange();
    range.selectNodeContents(one);
    window.getSelection().addRange(range);

    requestAnimationFrame(() => {
      one.remove();
      two.remove();
      t.done();
    });
  }
  onload = requestAnimationFrame(() => requestAnimationFrame(runTest));
});

</script>
</html>
