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- This WPT test may be referenced by the following Test IDs:
- /css/css-overflow/scrollbars-chrome-bug-001.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<title>CSS Overflow: css-overflow-3</title>
<link rel="author" href="mailto:atotic@google.com">
<link rel="match" href="scrollbars-chrome-bug-001-ref.html">
<meta name="assert" content="scrollbars keep up to date with a changing transform">
<style>
#container {
width: 200px;
height: 150px;
border: 1px solid black;
overflow: scroll;
}
#target {
width: 100px;
height: 50px;
background: green;
transform: scale(1);
}
</style>
<!-- -->
<div id="container">
<div id="target"></div>
</div>
<script>
// 1st transform triggers layer creation, and full layout.
// 2nd transform just updates overflow, which does not update scrollbars.
// This triggers the bug.
document.body.offsetTop;
document.querySelector("#target").style.transform = "scale(1.5)";
document.body.offsetTop;
document.querySelector("#target").style.transform = "scale(4.0)";
</script>