<html>
<body contenteditable="true" onload="test()">
    <p>
        This is an automatic pixel test. To test interactively, drag selected text onto the iframe
        below and verify that a drag caret appears inside the frame.
    </p>
    <iframe id="subframe" style="border: 1px solid black;"
        src="data:text/html,<body contenteditable><span id='target'>There</span> should be a caret here --> <br>See it?</body>"></iframe>
    <script>
        function dragAndDrop()
        {
            var iframe = document.getElementById("subframe");
            var target = iframe.contentDocument.getElementById("target");
        
            var x1 = iframe.offsetLeft + target.offsetLeft + target.offsetWidth / 2;
            var x2 = iframe.offsetLeft + iframe.offsetWidth - 20;
            var y = iframe.offsetTop + target.offsetTop + target.offsetHeight / 2;

            iframe.contentWindow.getSelection().setBaseAndExtent(target, 0, target, 1);
        
            eventSender.mouseMoveTo(x1, y);
            eventSender.dragMode = false;
            eventSender.mouseDown();
            eventSender.leapForward(1000);
            eventSender.mouseMoveTo(x2, y);
        
            // Dump pixel results before we drop so we can see where the drag caret is painted.
            testRunner.notifyDone();
        
            eventSender.mouseUp();
        }
        
        function test()
        {
            if (!window.testRunner)
                return;

            testRunner.waitUntilDone();
            setTimeout(dragAndDrop, 0);
        }
    </script>
</body>
</html>