("msupSup").middle, getBox("msupBase").middle, "msup: script is placed at the top of the base");
      assert_greater_than(getBox("msubsupSub").middle, getBox("msubsupBase").middle, "msubsup: script is placed at the bottom of the base");
      assert_less_than(getBox("msubsupSup").middle, getBox("msubsupBase").middle, "msubsup: script is placed at the top of the base");
    }, "Vertical position of scripts");

    test(function() {
      assert_true(MathMLFeatureDetection.has_mspace());

      var e = 5;
  