<!DOCTYPE html>

<html>
<head>
    <style>
        body {
            width: 5000px;
            height: 5000px;
        }
    </style>
    <script>
        if (window.testRunner)
            testRunner.dumpAsText();

        function logScrollAttempt(x, y)
        {
            window.scrollTo(x, y);

            if (window.internals)
                document.getElementById('scrollingTree').innerText += "Attempted scroll to " + x + ", " + y + "\n" + window.internals.scrollingStateTreeAsText() + "\n";
        }

        function doTest()
        {
            // These scrolls should clamp to 0, 0.
            logScrollAttempt(-5000, 0);
            logScrollAttempt(0, -5000);
            logScrollAttempt(-5000, -5000);

            // These scrolls should clamp to the bottom/right edges.
            logScrollAttempt(10000, 0);
            logScrollAttempt(0, 10000);
            logScrollAttempt(10000, 10000);
        }
        window.addEventListener('load', doTest, false);
    </script>
</head>
<body>
<pre id="scrollingTree"></pre>
</body>
</html>