[getComputedStyle-pseudo.html]
  [Item-based blockification of nonexistent pseudo-elements]
    expected: FAIL

  [Resolution of nonexistent pseudo-element styles]
    expected: FAIL

  [Unknown pseudo-elements throw]
    expected: FAIL

  [Unknown pseudo-element with a known string (ex: marker)]
    expected: FAIL

  [Pseudo-elements can use the full range of CSS syntax]
    expected: FAIL

  [Unknown pseudo-element with a known identifier: backdrop]
    expected: FAIL

  [Unknown pseudo-element with a known identifier: file-selector-button]
    expected: PRECONDITION_FAILED

  [Unknown pseudo-element with a known identifier: grammar-error]
    expected: PRECONDITION_FAILED

  [Unknown pseudo-element with a known identifier: highlight(name)]
    expected: PRECONDITION_FAILED

  [Unknown pseudo-element with a known identifier: placeholder]
    expected: PRECONDITION_FAILED

  [Unknown pseudo-element with a known identifier: spelling-error]
    expected: PRECONDITION_FAILED

  [Unknown pseudo-element with a known identifier: view-transition]
    expected: PRECONDITION_FAILED

  [Unknown pseudo-element with a known identifier: view-transition-image-pair(name)]
    expected: PRECONDITION_FAILED

  [Unknown pseudo-element with a known identifier: view-transition-group(name)]
    expected: PRECONDITION_FAILED

  [Unknown pseudo-element with a known identifier: view-transition-old(name)]
    expected: PRECONDITION_FAILED

  [Unknown pseudo-element with a known identifier: view-transition-new(name)]
    expected: PRECONDITION_FAILED