tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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new-content-is-empty-div.html (1683B)

      1 <!DOCTYPE html>
      2 <html class=reftest-wait>
      3 <title>View transitions: old content captures an empty div</title>
      4 <link rel="help" href="https://drafts.csswg.org/css-view-transitions-1/">
      5 <link rel="author" href="mailto:vmpstr@chromium.org">
      6 <link rel="match" href="new-content-is-empty-div-ref.html">
      7 
      8 <script src="/common/reftest-wait.js"></script>
      9 <style>
     10 div {
     11  contain: paint;
     12  width: 100px;
     13  height: 100px;
     14  position: absolute;
     15  top: 50px;
     16 }
     17 #source {
     18  left: 50px;
     19  background: green;
     20 }
     21 #target {
     22  left: 200px;
     23 }
     24 #hidden {
     25  background: red;
     26  view-transition-name: hidden;
     27 }
     28 
     29 html::view-transition-group(hidden) { animation-duration: 300s; }
     30 html::view-transition-image-pair(hidden) { animation: unset; opacity: 0; }
     31 
     32 /* The effect of the following should be position at the incoming element
     33   but contents of the new element.
     34 */
     35 html::view-transition-group(shared) { animation-duration: 0s; }
     36 html::view-transition-new(shared) { animation: unset; opacity: 1; }
     37 html::view-transition-old(shared) { animation: unset; opacity: 1; }
     38 
     39 html::view-transition-group(root) { animation: unset; opacity: 0; }
     40 html::view-transition { background: lightpink; }
     41 
     42 </style>
     43 
     44 <div id=source></div>
     45 <div id=target></div>
     46 <div id=hidden></div>
     47 
     48 <script>
     49 failIfNot(document.startViewTransition, "Missing document.startViewTransition");
     50 
     51 async function runTest() {
     52  source.style = "view-transition-name: shared";
     53  document.startViewTransition(() => {
     54    source.style = "";
     55    target.style = "view-transition-name: shared";
     56 
     57    requestAnimationFrame(() => requestAnimationFrame(takeScreenshot))
     58  });
     59 }
     60 onload = () => requestAnimationFrame(() => requestAnimationFrame(runTest));
     61 </script>