<!DOCTYPE html> <!-- webkit-test-runner [ AsyncFrameScrollingEnabled=true ] -->
<html>
<head>
    <style>
        iframe {
            border: 1px solid black;
            height: 100px;
        }
    </style>
    <script>
        window.addEventListener('load', async () => {
            if (!window.testRunner)
                return;

            testRunner.waitUntilDone();

            await new Promise(requestAnimationFrame);
            internals.setPageIsInWindow(false);
            await new Promise(requestAnimationFrame);
            internals.setPageIsInWindow(true);

            await new Promise(requestAnimationFrame);

            testRunner.notifyDone();
        }, false);
    </script>
    
</head>
<body>

    <iframe id=frame onload='test()' srcdoc='
    <style>
    .fixed {
        position: fixed;
        height: 100px;
        width: 200px;
        bottom: 100px;
        transform: translate3d(0, 100%, 0);
        background-color: green;
    }
    </style>
    <div class=fixed>
    </div>'></iframe>
    
</body>
</html>