<html>
    <head>
        <style>
            body {
                height: 2000px;
            }
            iframe {
                position: absolute;
                top: 800px;
            }
        </style>
        <script src="../../resources/js-test-pre.js"></script>
        <script>

        if (window.testRunner) {
            testRunner.waitUntilDone();
            testRunner.dumpAsText();
        }

        function log(msg)
        {
            document.getElementById('console').appendChild(document.createTextNode(msg + '\n'));
        }
        
        var verticalScrollOffset;
        var iframe;
        
        function doTest()
        {
            document.scrollingElement.scrollTop = 800;
            if (document.scrollingElement.scrollTop != 800)
                log("FAILED: failed to scroll by 800px");

            iframe = document.getElementById('targetFrame');

            var textInIframe = iframe.contentDocument.getElementById('starthere');
            var x = iframe.clientLeft + textInIframe.offsetLeft + 7;
            var y = iframe.clientTop + textInIframe.offsetTop + 7;
            if (window.eventSender) {
                eventSender.dragMode = false;
                eventSender.mouseMoveTo(x, y);
                eventSender.mouseDown();
                eventSender.mouseUp();
            }
            setTimeout(autoscrollTestPart1, 0);
        }

        function autoscrollTestPart1()
        {
            var mainDocumentTop = document.scrollingElement.scrollTop;
            if (mainDocumentTop != 800)
                log("FAILED: Clicking in the iframe scrolled the page (window.scrollTops is " + mainDocumentTop + ")");

            if (window.eventSender) {
                var textInIframe = iframe.contentDocument.getElementById('starthere');
                var x = iframe.clientLeft + textInIframe.offsetLeft + 7;
                var y = iframe.clientTop + textInIframe.offsetTop + 7;
                eventSender.dragMode = false;
                eventSender.mouseMoveTo(x, y);
                eventSender.mouseDown();
                eventSender.mouseMoveTo(x + 10, y);
            }
            setTimeout(autoscrollTestPart2, 100);
        }

        function autoscrollTestPart2()
        {
            if (window.eventSender)
                eventSender.mouseUp();

            var mainDocumentTop = document.scrollingElement.scrollTop;
            if (mainDocumentTop == 800)
                log("PASSED: selecting in the iframe did not scroll the page.");
            else
                log("FAILED: the page autoscrolled (window.scrollTop is " + mainDocumentTop + ").");

            if (window.testRunner)
                testRunner.notifyDone();
        }
        
        window.addEventListener('load', doTest, false);
        </script>
    </head>
<body>
    <iframe id="targetFrame" srcdoc="<!DOCTYPE html><html><body><div id='starthere' style='height:60px; overflow:auto;'>asdf<br>asdf<br>asdf<br>asdf<br>asdf"></iframe>
    <div id="console"></div>
</body>
</html>