
      flush();
      var children = Polymer.TreeApi.Composed.getChildNodes(testElement);
      assert.equal(children[1], added, 'innerHTML setter composed incorrectly');
      assert.equal(children[2].textContent, '2', 'innerHTML setter composed incorrectly');
      assert.equal(children[3].textContent, '3', 'innerHTML setter composed incorrectly');
    }
  });

  test('innerHTML (non-composed)', function() {
    var testElement = document.createElement('div');
    document.body.appendChild(testElement);
 