[heading-pseudo-class-in-has.html]
  [Append h1 to #ancestor: #has_heading_1]
    expected: FAIL

  [Append h1 to #ancestor: #has_heading_1_2]
    expected: FAIL

  [Append h2 to #ancestor: #has_heading_1]
    expected: FAIL

  [Append h2 to #ancestor: #has_heading_2]
    expected: FAIL

  [Append h2 to #ancestor: #has_heading_1_2]
    expected: FAIL

  [Append h3 to #ancestor: #has_heading_1]
    expected: FAIL

  [Append h3 to #ancestor: #has_heading_2]
    expected: FAIL

  [Append h3 to #ancestor: #has_heading_3]
    expected: FAIL

  [Append h3 to #ancestor: #has_heading_1_2]
    expected: FAIL

  [Remove h1 from #ancestor: #has_heading_2]
    expected: FAIL

  [Remove h1 from #ancestor: #has_heading_3]
    expected: FAIL

  [Remove h1 from #ancestor: #has_heading_1_2]
    expected: FAIL

  [Remove h2 from #ancestor: #has_heading_3]
    expected: FAIL

  [Insert h1 adjacent to #sibling: #has_adjacent_heading_1]
    expected: FAIL

  [Insert h1 adjacent to #sibling: #adjacent_heading_1]
    expected: FAIL

  [Replace div with h1 in #ancestor: #has_heading_1]
    expected: FAIL

  [Replace div with h1 in #ancestor: #has_heading_1_2]
    expected: FAIL