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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>585-element-deep display: block</title>
<script>
// Any copyright is dedicated to the Public Domain.
// http://creativecommons.org/publicdomain/zero/1.0/
function count() {
var depth = 0;
var deepest = 0;
var current = document;
var next = null;
outer: for (;;) {
if ((next = current.firstChild)) {
depth++;
if (depth > deepest) {
deepest = depth;
}
current = next;
continue;
}
for (;;) {
if ((next = current.nextSibling)) {
current = next;
break;
}
current = current.parentNode;
depth--;
if (current == document) {
break outer;
}
}
}
var h1 = document.getElementsByTagName("h1")[0];
var p = document.createElement("p");
var t = document.createTextNode("Actual depth (including text leaves): " + deepest);
p.appendChild(t);
h1.parentNode.insertBefore(p, h1.nextSibling);
}
function deep() {
var t = document.createTextNode("PASS");
var div = document.createElement("div");
div.appendChild(t);
for (var i = 0; i < 582; i++) {
var another = document.createElement("div");
another.appendChild(div);
div = another;
}
document.body.appendChild(div);
count();
}
window.addEventListener('DOMContentLoaded', deep, false);
</script>
</head>
<body>
<h1>585-element-deep display: block</h1>
</body>
</html>
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