WebKit/ManualTests/crash-and-no-repaint-after-wake-from-sleep.html at main · samwightt/WebKit · GitHub

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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Strict//EN"
  "http://www.w3.org/TR/html4/strict.dtd">
<html>
  <head>
    <title>Test for Bugs 39295 and 39297</title>
    <meta http-equiv="refresh" content="5">
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
    <meta name="viewport" content="initial-scale=0.60, minimum-scale=0.60, maximum-scale=0.60">
    <style type="text/css">

      body {
        font-family: 'Lucida Grande', Verdana, Arial;
        font-size: 12px;
      }

      #stage {
        margin: 150px auto;
        width: 600px;
        height: 400px;
        /*

        Setting the perspective of the contents of the stage
        but not the stage itself

        */
        -webkit-perspective: 800;
      }

      #rotate {
        margin: 0 auto;
        width: 600px;
        height: 400px;
        /* Ensure that we're in 3D space */
        -webkit-transform-style: preserve-3d;
        /*
        Make the whole set of rows use the x-axis spin animation
        for a duration of 7 seconds, running infinitely and linearly
        */
        -webkit-animation-name: x-spin;
        -webkit-animation-duration: 7s;
        -webkit-animation-iteration-count: infinite;
        -webkit-animation-timing-function: linear;
      }

      .ring {
        margin: 0 auto;
        height: 110px;
        width: 600px;
        -webkit-transform-style: preserve-3d;
        -webkit-animation-iteration-count: infinite;
        -webkit-animation-timing-function: linear;
      }

      .ring > :nth-child(odd) {
        background-color: #995C7F;
      }

      .ring > :nth-child(even) {
        background-color: #835A99;
      }

      .poster {
        position: absolute;
        left: 250px;
        width: 100px;
        height: 100px;
        opacity: 0.7;
        color: rgba(0,0,0,0.9);
        -webkit-border-radius: 10px;
      }

      .poster > p {
        font-family: 'Georgia', serif;
        font-size: 36px;
        font-weight: bold;
        text-align: center;
        margin-top: 28px;
      }

      /*
      Set up each row to have a different animation duration
      and alternating y-axis rotation directions.
      */
      #ring-1 {
        -webkit-animation-name: y-spin;
        -webkit-animation-duration: 5s;
      }

      #ring-2 {
        -webkit-animation-name: back-y-spin;
        -webkit-animation-duration: 4s;
      }

      #ring-3 {
        -webkit-animation-name: y-spin;
        -webkit-animation-duration: 3s;
      }

      /*

      Here we define each of the three individual animations that
      we will be using to have our 3D rotation effect. The first
      animation will perform a full rotation on the x-axis, we'll
      use that on the whole set of objects. The second and third
      animations will perform a full rotation on the y-axis in
      opposite directions, alternating directions between rows.

      Note that you currently have to specify an intermediate step
      for rotations even when you are using individual transformation
      constructs.

      */
      @-webkit-keyframes x-spin {
        0%    { -webkit-transform: rotateX(0deg); }
        50%   { -webkit-transform: rotateX(180deg); }
        100%  { -webkit-transform: rotateX(360deg); }
      }

      @-webkit-keyframes y-spin {
        0%    { -webkit-transform: rotateY(0deg); }
        50%   { -webkit-transform: rotateY(180deg); }
        100%  { -webkit-transform: rotateY(360deg); }
      }

      @-webkit-keyframes back-y-spin {
        0%    { -webkit-transform: rotateY(360deg); }
        50%   { -webkit-transform: rotateY(180deg); }
        100%  { -webkit-transform: rotateY(0deg); }
      }
    </style>

    <script type="text/javascript">

      const POSTERS_PER_ROW = 12;
      const RING_RADIUS = 200;

      function setup_posters (row)
      {
        var posterAngle = 360 / POSTERS_PER_ROW;
        for (var i = 0; i < POSTERS_PER_ROW; i ++) {
          var poster = document.createElement('div');
          poster.className = 'poster';
          // compute and assign the transform for this poster
          var transform = 'rotateY(' + (posterAngle * i) + 'deg) translateZ(' + RING_RADIUS + 'px)';
          poster.style.webkitTransform = transform;
          // setup the number to show inside the poster
          var content = poster.appendChild(document.createElement('p'));
          content.textContent = i;
          // add the poster to the row
          row.appendChild(poster);
        }

      }

      function init ()
      {
        setup_posters(document.getElementById('ring-1'));
        setup_posters(document.getElementById('ring-2'));
        setup_posters(document.getElementById('ring-3'));
      }

      // call init once the document is fully loaded
      window.addEventListener('load', init, false);

    </script>
  </head>

  <body>

    <p>This is a combined test for <a href="https://bugs.webkit.org/show_bug.cgi?id=39295">Bug 39295: Crash (preceded by
    assertion) in WKCACFLayerRenderer::setNeedsDisplay when computer wakes from sleep on particular page</a> and <a
    href="https://bugs.webkit.org/show_bug.cgi?id=39297">Bug 39297: WebView doesn't repaint until page reloads when page
    using hardware acceleration loads just after waking from sleep</a>. To test, put your computer to sleep (or
    "Standby", as Windows calls it). When you wake your computer up, the browser should not crash and the animation
    below should still be running without any periods of non-painting of the WebView.</p>
    <div id="stage">
      <div id="rotate">
        <div id="ring-1" class="ring"></div>
        <div id="ring-2" class="ring"></div>
        <div id="ring-3" class="ring"></div>
      </div>
    </div>

  </body>

</html>