animated-gif-as-background-rounded.html

<html>
<head>
  <style type="text/css" media="screen">
    div {
      border-radius: 1px;
      background-size: 200px 200px;
      background-image: url('resources/red-green-animated.gif');
      height: 200px;
      width: 200px;
    }
  </style>
  <script src="../../resources/run-after-layout-and-paint.js"></script>
  <script type="text/javascript" charset="utf-8">
    if (window.testRunner)
      testRunner.waitUntilDone();
    
    function pageLoaded() 
    {
      runAfterLayoutAndPaint(function () {
        window.setTimeout(function() {
          if (window.testRunner)
            testRunner.notifyDone();
          }, 200);    // Red frame of GIF has 100ms duration
      });
    }

    window.addEventListener('load', pageLoaded, false);
  </script>
  </script>
</head>
<body>
  <p>Div background should animate between red and green. DRT should snapshot when it is green.</p>
  <div></div>
</body>
</html>

chromium/third_party/blink/web_tests/fast/backgrounds/animated-gif-as-background-rounded.html