chromium/third_party/blink/web_tests/fast/events/focusinout.html

<html onfocusin="writePass('result5')" onfocusout="writePass('result6')">
<head>
<script>
if (window.testRunner)
    testRunner.dumpAsText();

function writePass(id)
{
    document.getElementById(id).innerHTML = "PASS";
}

function writeFailed(id, reason)
{
    document.getElementById(id).innerHTML = "FAIL: " + reason;
}

function focusHandler(event)
{
    if (event.type == "focusin")
        writePass('result1');
    else
        writeFailed('result1', "Wrong event type");
}

function blurHandler(event)
{
    if (event.type == "focusout")
        writePass('result2');
    else
        writeFailed('result2', "Wrong event type");
}

function focusHandlerTwo(event)
{
    if (event.type == "DOMFocusIn")
        writePass('result3');
    else
        writeFailed('result3', "Wrong event type");
}

function blurHandlerTwo(event)
{
    if (event.type == "DOMFocusOut")
        writePass('result4');
    else
        writeFailed('result4', "Wrong event type");
}
</script>
</head>
<body onload="document.getElementById('field').focus();document.getElementById('field').blur()">

<form>
<input type=text id="field">
</form>

<div id="result1">FAIL</div>
<div id="result2">FAIL</div>
<div id="result3">FAIL</div>
<div id="result4">FAIL</div>
<div id="result5">FAIL</div>
<div id="result6">FAIL</div>

<script>
document.documentElement.addEventListener("focusin", focusHandler, false);
document.documentElement.addEventListener("focusout", blurHandler, false);
document.documentElement.addEventListener("DOMFocusIn", focusHandlerTwo, false);
document.documentElement.addEventListener("DOMFocusOut", blurHandlerTwo, false);
</script>