<!DOCTYPE html>
<html>
<head contenteditable style="display: block; white-space: nowrap; margin:100px; border: solid 1px black;"></head>
<body>
<div id="firstLine">Click on the right of this line outside the black box.</div>
<span id="longLine">The caret should be placed on the right of the first line, NOT on the right of this line.<span></span></span>
<pre><script>

var head = document.getElementsByTagName('head')[0];
var longLine = document.getElementById('longLine');
var firstLine = document.getElementById('firstLine');

// Work-around HTML5 parser.
head.appendChild(firstLine);
head.appendChild(longLine);

while (longLine.offsetWidth < head.offsetWidth + 200)
    longLine.lastChild.textContent += ' some text';

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

    eventSender.mouseMoveTo(firstLine.offsetLeft + head.offsetWidth + 10,
        100 + firstLine.offsetHeight / 2);
    eventSender.mouseDown();
    eventSender.mouseUp();

    if (!getSelection().isCollapsed)
        document.writeln('FAIL - selection was not collapsed');
    else if (getSelection().baseNode != firstLine.firstChild)
        document.writeln('FAIL - caret was not in the first line');
    else if (getSelection().baseOffset != firstLine.textContent.length)
        document.writeln('FAIL - caret was not on the right edge');
    else
        document.writeln('PASS');

    longLine.lastChild.style.display = 'none';
}

</script></pre>
</body>
</html>