                   2 * (getBox("target2").height - v1),
                           epsilon, "mo: size");
      assert_approx_equals(getBox("baseline2").bottom - moMiddle,
                           v1, epsilon, "mo: axis height");
    }, "AxisHeight (glyph assembly)");

    done();
  }
</script>
</head>
<body>
  <div id="log"></div>
  <p>
    <math style="font-family: axisheight5000-verticalarrow14000;">
      <mrow>
        <mspace id="baseline1" style="background: blue" width="50px" height="1px"/>
       