xpectEqual('<span id="para-empty-child"></span>', $('#para-empty').innerHTML.trim());
  testing.expectEqual('<p id="para"> And</p>', $('#para').outerHTML);
</script>

<script id=dimensions>
  const para = document.getElementById('para');
  testing.expectEqual(1, para.clientWidth);
  testing.expectEqual(1, para.clientHeight);

  // let r1 = document.getElementById('para').getBoundingClientRect();
  // testing.expectEqual(0, r1.x);
  // testing.expectEqual(0, r1.y);
  // testing.expectEqual(1, r1.width);
  //