wpt / css / css-view-transitions / css-tags-paint-order.html

Status: FAIL | Duration: 45ms | Subtests: 0/1 | Open test on wpt.live | Open ref on wpt.live | wpt.fyi

/css/css-view-transitions/css-tags-paint-order.html

<!DOCTYPE html>
<html class=reftest-wait>
<title>View transitions: css tags generate pseudo elements in paint order</title>
<link rel="help" href="https://drafts.csswg.org/css-view-transitions-1/">
<link rel="author" href="mailto:vmpstr@chromium.org">
<link rel="match" href="css-tags-paint-order-ref.html">

<script src="/common/reftest-wait.js"></script>
<style>
#one {
  background: green;
  width: 100px;
  height: 100px;
  position: relative;
  z-index: 1;
  view-transition-name: one;
}
#two {
  background: yellow;
  width: 100px;
  height: 100px;
  view-transition-name: two;
}
#three {
  background: blue;
  width: 100px;
  height: 100px;
  view-transition-name: three;
}

.hidden {
  background: pink;
  width: 10px;
  height: 10px;
  view-transition-name: hidden;
}

html::view-transition-group(hidden) { animation-duration: 300s; }
html::view-transition-image-pair(hidden) { animation: unset; opacity: 0; }

html::view-transition-group(one) {
  animation: unset;
  transform: unset;
  position: absolute;
  top: 50px;
  left: 50px;
}
html::view-transition-group(two) {
  animation: unset;
  transform: unset;
  position: absolute;
  top: 50px;
  left: 125px;
}
html::view-transition-group(three) {
  animation: unset;
  transform: unset;
  position: absolute;
  top: 50px;
  left: 200px;
}

html::view-transition-new(one),
html::view-transition-new(two),
html::view-transition-new(three) { animation: unset; opacity: 0; }

html::view-transition-old(one),
html::view-transition-old(two),
html::view-transition-old(three) { animation: unset; opacity: 1; }

html::view-transition-group(root) { animation: unset; opacity: 0; }
html::view-transition { background: lightpink; }

</style>

<div id=one></div>
<div id=two></div>
<div id=three></div>

<div id=hidden class=hidden></div>

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

async function runTest() {
  document.startViewTransition(() => {
    requestAnimationFrame(() => requestAnimationFrame(takeScreenshot));
  });
}
onload = () => requestAnimationFrame(() => requestAnimationFrame(runTest));
</script>

/css/css-view-transitions/css-tags-paint-order-ref.html

<!DOCTYPE html>
<title>View transitions: css tags generate pseudo elements in paint order (ref)</title>
<link rel="help" href="https://drafts.csswg.org/css-view-transitions-1/">
<link rel="author" href="mailto:vmpstr@chromium.org">

<style>
div {
  position: absolute;
  top: 50px;
  width: 100px;
  height: 100px;
}
#one {
  background: green;
  left: 50px;
  z-index: 1;
}
#two {
  background: yellow;
  left: 125px;
  z-index: -1;
}
#three {
  background: blue;
  left: 200px;
  z-index: 0;
}
body { background: lightpink; }
</style>

<div id=one></div>
<div id=two></div>
<div id=three></div>