<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>mpadded</title>
<link rel="help" href="https://w3c.github.io/mathml-core/#adjust-space-around-content-mpadded">
<meta name="assert" content="Verify metrics of empty mpadded element for different values of height, depth and width">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>
  var epsilon = 1;
  function getBox(aId) {
    return document.getElementById(aId).getBoundingClientRect(