content-visibility-with-top-layer-003.html

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This WPT test may be referenced by the following Test IDs:
- /css/css-contain/content-visibility/content-visibility-with-top-layer-003.html - WPT Dashboard Interop Dashboard

<!doctype html>

<html class="reftest-wait">

<meta charset="utf8">

<title>CSS Content Visibility: dialog shows when rendered</title>

<link rel="author" title="Vladimir Levin" href="mailto:vmpstr@chromium.org">

<link rel="help" href="https://drafts.csswg.org/css-contain/#content-visibility">

<link rel="match" href="content-with-top-layer-ref.html">

<meta name="assert" content="top layer dialogs start rendering when c-v is removed">

<script src="/common/reftest-wait.js"></script>

<style>

.box { width: 100px; height: 100px; border: 1px solid black; }

.hidden { content-visibility: hidden }

#dialog { outline: none; }

</style>

<div id=container class=box>

This test passes if you can see “PASS” in a white box.

<dialog id=dialog>PASS<div id=inner></div></dialog>

</div>

text

<script>

function unhide() {

  container.classList.remove("hidden");

  takeScreenshot();

function runTest() {

  container.classList.add("hidden");

  dialog.showModal();

  requestAnimationFrame(unhide);

onload = () => requestAnimationFrame(() => requestAnimationFrame(runTest));

</script>