layout-after-inserting-nested-br.html

<!DOCTYPE html> 
<html> 
<body> 
<!-- https://bugs.webkit.org/show_bug.cgi?id=50315 -->
When you click on 'link', a second 'abc' should get inserted after the first.
<span id="span">abc<br></span> 
<span id="link">link</span> 
<script> 
    if (window.testRunner) {
        testRunner.waitUntilDone();
    }
    window.addEventListener('load', function() {
        setTimeout(function() {
            document.getElementById('link').onclick = function(){
                var span = document.getElementById('span').cloneNode(true);
                this.parentNode.insertBefore(span, this);
            };
        	var testEl = document.getElementById("link");
            var x = testEl.offsetLeft;
            var y = testEl.offsetTop + testEl.offsetHeight / 2;
            if (window.eventSender) {
                eventSender.mouseMoveTo(x,y);
                eventSender.mouseDown();
                eventSender.mouseUp();
            }
            setTimeout(testRunner.notifyDone(), 0);
        }, 0);
    }, false);
</script> 
</body>
</html>

chromium/third_party/blink/web_tests/fast/inline/layout-after-inserting-nested-br.html