LayoutTests/animations/keyframes.html - WebKit - Git at Google

 <!DOCTYPE html>
 <html lang="en">
 <head>
   <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
   <title>Keyframes test</title>
   <style type="text/css" media="screen">
     #box {
         position: absolute;
         left: 0;
         top: 100px;
         height: 100px;
         width: 100px;
         background-color: blue;
         -webkit-animation-duration: 1s;
         -webkit-animation-timing-function: linear;
         -webkit-animation-name: "anim";
     }
     @-webkit-keyframes "anim" {
         from { left: 50px; }
         20%  { left: 100px; }
         40%  { left: 100px; }
         60%  { left: 200px; }
         80%  { left: 200px; }
         to   { left: 300px; }
     }
     </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", 0.3, "box", "left", 100, 1],
       ["anim", 0.7, "box", "left", 200, 1],
     ];

     runAnimationTest(expectedValues);

   </script>
 </head>
 <body>
 This test performs an animation of the left property. It should stop for 100ms at 100px and 200px
 We test for those values 50ms after it has stopped at each position.
 <div id="box">
 </div>
 <div id="result">
 </div>
 </body>
 </html>
	<!DOCTYPE html>
	<html lang="en">
	<head>
	<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
	<title>Keyframes test</title>
	<style type="text/css" media="screen">
	#box {
	position: absolute;
	left: 0;
	top: 100px;
	height: 100px;
	width: 100px;
	background-color: blue;
	-webkit-animation-duration: 1s;
	-webkit-animation-timing-function: linear;
	-webkit-animation-name: "anim";
	}
	@-webkit-keyframes "anim" {
	from { left: 50px; }
	20% { left: 100px; }
	40% { left: 100px; }
	60% { left: 200px; }
	80% { left: 200px; }
	to { left: 300px; }
	}
	</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", 0.3, "box", "left", 100, 1],
	["anim", 0.7, "box", "left", 200, 1],
	];

	runAnimationTest(expectedValues);

	</script>
	</head>
	<body>
	This test performs an animation of the left property. It should stop for 100ms at 100px and 200px
	We test for those values 50ms after it has stopped at each position.
	<div id="box">
	</div>
	<div id="result">
	</div>
	</body>
	</html>