File: position-absolute-dynamic-overflow-001.html

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<!DOCTYPE html>
<html class='reftest-wait'>
<link rel="match" href="../reference/ref-filled-green-100px-square-only.html">
<link rel="help" href="https://www.w3.org/TR/css-position-3/" />
<meta name="assert" content="This test checks that scrollbars dissappear when an absolute positioned element no longer triggers overflow."/>
<script src="/common/reftest-wait.js"></script>
<style>
#container {
  position: relative;
  background: red;

  box-sizing: border-box;
  width: 100px;
  max-height: 100px;
  overflow: auto;
}

#target {
  position: absolute;
  width: 100px;
  height: 200px;
}
</style>
<p>Test passes if there is a filled green square.</p>
<div id="container">
  <div id="target"></div>
  <div style="height: 100px; background: green;"></div>
</div>
<script>
document.body.offsetTop;
const target = document.getElementById('target');
target.style.width = '50px';
target.style.height = '50px';
document.body.offsetTop;
takeScreenshot();
</script>