wpt/css/css-view-transitions/nested/nested-position-with-border.html at master · web-platform-tests/wpt · GitHub

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<!doctype html>
<html class=reftest-wait>
<title>Nested View Transitions: nested position with borders</title>
<link rel="help" href="https://drafts.csswg.org/css-view-transitions-2/">
<link rel="match" href="nested-position-with-border-ref.html">
<script src="/common/reftest-wait.js"></script>
<script src="/dom/events/scrolling/scroll_support.js"></script>

<style>
:root {
  view-transition-name: none;
}
#clipper {
  view-transition-group: contain;
  view-transition-name: clipper;

  border-width: 6px 10px 16px 20px;
  border-style: solid;
  border-color: red;

  height: 200px;
  width: 200px;
}

.item {
  view-transition-name: item;
  background: blue;
  position: relative;

  width: 100px;
  height: 100px;
  border: 1px solid black;
}

::view-transition {
  background: pink;
}
::view-transition-group-children(clipper) {
  overflow: clip;
  border-color: green;
}

::view-transition-group(*),
::view-transition-new(*),
::view-transition-old(*) {
  animation-play-state: paused;
}
</style>

<div id=clipper>
  <div class=item></div>
</div>

<script>

function runTest() {
  document.startViewTransition().ready.then(takeScreenshot);
}

onload = () => {
  waitForCompositorReady().then(runTest);
}
</script>