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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /css/css-contain/contain-layout-019.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Containment Test: Layout containment inside a fit-content element</title>
<link rel="match" href="../reference/ref-filled-green-100px-square.xht">
<meta name=assert
content="Layout containment inside a fit-content element should update size when the content is changed">
<style>
#contain-parent {
width: fit-content;
}
#contain-layout {
contain: layout;
background: green;
}
#content {
width: 50px;
height: 100px;
}
</style>
<p>Test passes if there is a filled green square and <strong>no red</strong>.</p>
<div id="contain-parent">
<div id="contain-layout">
<div id="content"></div>
</div>
</div>
<script>
window.requestAnimationFrame(() => {
document.body.offsetTop;
document.getElementById('content').style.width = '100px';
document.body.offsetTop;
});
</script>