[has-invalidation-first-in-sibling-chain.html]
  [#subject1 invalidated after adding first sibling]
    expected: FAIL

  [#subject2 invalidated after adding first sibling]
    expected: FAIL

  [#subject3 invalidated after adding first sibling]
    expected: FAIL

  [#subject4 invalidated after adding first sibling]
    expected: FAIL