chromium/third_party/blink/web_tests/external/wpt/css/css-view-transitions/rtl-with-scrollbar.html

<!DOCTYPE html>
<html dir="rtl" class=reftest-wait>
<title>Transition is correctly positioned on RTL page</title>
<link rel="help" href="https://drafts.csswg.org/css-view-transitions-1/">
<link rel="author" href="mailto:[email protected]">
<link rel="match" href="rtl-with-scrollbar-ref.html">

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

<style>
#target {
  position: absolute;
  top: 100px;
  left: 100px;
  width: 100px;
  height: 200px;
  background: dodgerblue;
  contain: paint;
  view-transition-name: target;
}

#inroot {
  position: absolute;
  top: 300px;
  left: 200px;
  width: 100px;
  height: 200px;
  background: rebeccapurple;
  contain: paint;
}

body {
  margin: 0px;
  padding: 0px;
  /* add overflow for scrollbar */
  height: 200vh;
}

/* Show the old snapshot for 300s */
html::view-transition-group(*) {
  animation-duration: 300s;
  opacity: 1;
}
html::view-transition-new(*) {
  animation: unset;
  opacity: 0;
}
html::view-transition-old(*) {
  animation: unset;
  opacity: 1;
}
</style>

<div id=target></div>
<div id="inroot"></div>

<script>
failIfNot(document.startViewTransition, "Missing document.startViewTransition");

async function runTest() {
  await waitForAtLeastOneFrame();

  document.startViewTransition(() => {
    requestAnimationFrame(() => requestAnimationFrame(takeScreenshot));
  });
}

onload = () => requestAnimationFrame(runTest);
</script>

</html>