testing/web-platform/tests/css/css-view-transitions/new-content-with-object-view-box.html


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42

<!DOCTYPE html>
<meta name="timeout" content="long">
<html class=reftest-wait>
<title>View transitions: capture elements with object view box on the pseudo</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="content-with-object-view-box-ref.html">
<script src="/common/reftest-wait.js"></script>
<style>
#target {
  position: relative;
  top: 100px;
  left: 100px;
  background: green;
  width: 100px;
  height: 100px;
  view-transition-name: target;
}

html::view-transition-group(*) { animation-duration: 300s; }
html::view-transition-new(*) {
  object-view-box: inset(5px 10px 15px 20px);
  /* Set explicit width height so that we can check the object view box math */
  width: 100px;
  height: 100px;
  animation: unset;
  opacity: 1;
}
html::view-transition-old(*) { animation: unset; opacity: 0; }
html::view-transition-group(root) { animation: unset; opacity: 0; }
html::view-transition { background: pink; }
</style>
<div id=target></div>
<script>
failIfNot(document.startViewTransition, "Missing document.startViewTransition");

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