[Node-cloneNode.html]
  type: testharness
  [Node.prototype.cloneNode(true) must set parentNode, previousSibling, and nextSibling before upgrading custom elements]
    expected: FAIL

  [HTMLElement constructor must throw an InvalidStateError when the top of the construction stack is marked AlreadyConstructed due to a custom element constructor constructing itself after super() call]
    expected: FAIL

  [HTMLElement constructor must throw an InvalidStateError when the top of the construction stack is marked AlreadyConstructed due to a custom element constructor constructing itself before super() call]
    expected: FAIL

  [Upgrading a custom element must throw InvalidStateError when the custom element's constructor returns another element]
    expected: FAIL

  [Inserting an element must not try to upgrade a custom element when it had already failed to upgrade once]
    expected: FAIL