<!doctype html>
<html lang="en">
<head>
  <title>Test of -webkit-animation-direction timing functions on composited elements</title>
  <style>
    body {
      margin: 0;
    }

    .box {
      position: relative;
      left: 20px;
      top: 10px;
      height: 50px;
      width: 250px;
      margin-bottom: 10px;
      -webkit-animation-duration: 2s;
      -webkit-animation-timing-function: ease; /* ease is good for testing because it is not symmetric */
      -webkit-animation-iteration-count: 4;
    }
    
    .move1 {
      -webkit-animation-name: move1;
      background-color: blue;
      color: white;
    }

    .normal {
      -webkit-animation-direction: normal;
    }

    .alternate {
      -webkit-animation-direction: alternate;
    }

    .reverse {
      -webkit-animation-direction: reverse;
    }

    .alternate-reverse {
      -webkit-animation-direction: alternate-reverse;
    }
    
    @-webkit-keyframes move1 {
      from { transform: translateX(0px); }
      to { transform: translateX(200px); }
    }
  </style>
  <script src="resources/animation-test-helpers.js"></script>
  <script>
    const expectedValues = [
      // [time, element-id, property, expected-value, tolerance]
      [0.2, "box1", "webkitTransform",  [1,0,0,1, 18, 0], 10],
      [0.2, "box2", "webkitTransform",  [1,0,0,1, 18, 0], 10],
      [0.2, "box3", "webkitTransform",  [1,0,0,1, 198, 0], 10],
      [0.2, "box4", "webkitTransform",  [1,0,0,1, 198, 0], 10],
      [2.2, "box1", "webkitTransform",  [1,0,0,1, 18, 0], 10],
      [2.2, "box2", "webkitTransform",  [1,0,0,1, 198, 0], 10],
      [2.2, "box3", "webkitTransform",  [1,0,0,1, 198, 0], 10],
      [2.2, "box4", "webkitTransform",  [1,0,0,1, 18, 0], 10],
    ];

    runAnimationTest(expectedValues);

  </script>
</head>
<body>
<div id="box1" class="box move1 normal">normal</div>
<div id="box2" class="box move1 alternate">alternate</div>
<div id="box3" class="box move1 reverse">reverse</div>
<div id="box4" class="box move1 alternate-reverse">alternate-reverse</div>
<div id="result"></div>
</div>
</body>
</html>