animations/simultaneous-start-transform.html

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<html lang="en">
<head>
  <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
  <title>Test simultaneous starting of two animations</title>
  <style type="text/css" media="screen">
    .box {
      position: absolute;
      top: 40px;
      height: 100px;
      width: 100px;
      background-color: blue;
      -webkit-animation-duration: 10s;
      -webkit-animation-timing-function: linear;
      -webkit-animation-name: "anim";
    }
    @-webkit-keyframes "anim" {
        from { -webkit-transform: rotate(0deg); }
        to   { -webkit-transform: rotate(360deg); }
    }
    #box1 {
        left: 40px;
        background-color: blue;
    }
    #box2 {
        left: 160px;
        background-color: red;
    }
  </style>
  <script src="resources/animation-test-helpers.js" type="text/javascript" charset="utf-8"></script>
  <script type="text/javascript" charset="utf-8">

    const expectedValues = [
      // [animation-name, time, element-id, property, expected-value, tolerance]
      ["anim", 2, "box1", "webkitTransform", [ 0.309017, 0.951057 ], 0.05],
      ["anim", 2, "box2", "webkitTransform", [ 0.309017, 0.951057 ], 0.05],
      ["anim", 2, ["box1", "box2"], "webkitTransform", "", 0],
      ["anim", 5, "box1", "webkitTransform", [ -1, 0 ], 0.05],
      ["anim", 5, "box2", "webkitTransform", [ -1, 0 ], 0.05],
      ["anim", 5, ["box1", "box2"], "webkitTransform", "", 0],
      ["anim", 8, "box1", "webkitTransform", [ 0.309017, -0.951057 ], 0.05],
      ["anim", 8, "box2", "webkitTransform", [ 0.309017, -0.951057 ], 0.05],
      ["anim", 8, ["box1", "box2"], "webkitTransform", "", 0],
    ];
    
    runAnimationTest(expectedValues);
    
  </script>
</head>
<body>
This test performs an animation of the transform property. It animates over 10 seconds.
It takes 3 snapshots and expects each result to be within a specified range.
<div id="box1" class="box">
</div>
<div id="box2" class="box">
</div>
<div id="result" style="position:absolute; top:150px">
</div>
</body>
</html>