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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /css/css-contain/content-visibility/content-visibility-052.html - WPT Dashboard Interop Dashboard
<!doctype HTML>
<html class="reftest-wait">
<meta charset="utf8">
<title>CSS Content Visibility: hidden starts painting when removed</title>
<link rel="author" title="Vladimir Levin" href="mailto:vmpstr@chromium.org">
<link rel="match" href="container-with-pos-children-ref.html">
<meta name="assert" content="content-visibility subtrees start painting when hidden is removed">
<script src="/common/reftest-wait.js"></script>
<style>
.container {
width: 150px;
height: 150px;
background: lightblue;
contain: layout;
}
.hidden {
content-visibility: hidden;
}
#child {
width: 50px;
height: 50px;
background: lightgreen;
}
.abspos { position: absolute; }
.relpos { position: relative; }
.fixedpos { position: fixed; }
.start { top: 0; left: 0; }
.mid { top: 10px; left: 10px; }
.end { bottom: 0; right: 0; }
.zindex { z-index: 1; }
.small { width: 10px; height: 10px; background: blue; }
.medium { width: 20px; height: 20px; background: green; }
.large { width: 30px; height: 30px; background: pink; }
</style>
<p>This test passes if the two light blue boxes below have the same content.
<div id=container class="container hidden">
Text.
<div id=child></div>
<span>inline child</span>
<div class="abspos start small"></div>
<div class="relpos mid medium"></div>
<div class="fixedpos end large"></div>
<div class=relpos>
<div class="abspos mid small zindex"></div>
</div>
</div>
<br>
<div class="container">
Text.
<div id=child></div>
<span>inline child</span>
<div class="abspos start small"></div>
<div class="relpos mid medium"></div>
<div class="fixedpos end large"></div>
<div class=relpos>
<div class="abspos mid small zindex"></div>
</div>
</div>
<script>
function runTest() {
const container = document.getElementById("container");
container.classList.remove("hidden");
requestAnimationFrame(takeScreenshot);
}
window.onload = runTest;
</script>
</html>