<!DOCTYPE HTML>
<html>
<head>
    <script src="../resources/js-test-pre.js"></script>
</head>
<body>
    <script>
        var timestamp1 = 0;
        var currentFrame = 0;
        const MaxFrames = 10;

        function doAnimation(timestamp)
        {
            timestamp1 = timestamp;
            shouldBeGreaterThanOrEqual("Math.round(window.performance.now())", "Math.round(timestamp1)");

            if (++currentFrame == MaxFrames) {
                finishJSTest();
                return;
            }

            requestAnimationFrame(doAnimation);
        }

        window.jsTestIsAsync = true;

        description("Test performance.now() is at least as the timestamp the rAF callback.");
        requestAnimationFrame(doAnimation);
    </script>
    <script src="../resources/js-test-post.js"></script>
</body>
</html>