<style>
    #scroller {
        height: 1000px;
    }
</style>
<script>
    if (window.testRunner)
        testRunner.dumpAsText();

    function moveMouseToCenterOfElement(element)
    {
        var centerX = element.offsetLeft + element.offsetWidth / 2;
        var centerY = element.offsetTop + element.offsetHeight / 2;
        eventSender.mouseMoveTo(centerX, centerY);
    }

    function run()
    {
        window.scrollBy(0, 1000);
        if (window.eventSender) {
            eventSender.beginDragWithFiles(["resources/abe.png"]);
            var fileInput = document.getElementById('file');
            moveMouseToCenterOfElement(fileInput);
            eventSender.mouseUp();
        }
    }
</script>
<body onload="run()">
<div id="scroller"></div>
<input type="file" id="file">
This is a test for https://bugs.webkit.org/show_bug.cgi?id=29276. It passes if it does not crash. If not run from DRT, drag a file onto the file input.
</body>