[at-scroll-timeline-orientation.html]
  [Orientation vertical behaves as expected]
    expected: FAIL

  [Orientation block behaves as expected in horizontal writing-mode]
    expected: FAIL

  [Orientation inline behaves as expected in horizontal writing-mode]
    expected: FAIL

  [Orientation auto behaves as expected]
    expected: FAIL

  [Orientation horizontal behaves as expected]
    expected: FAIL

  [Orientation block behaves as expected in vertical writing-mode]
    expected: FAIL

  [Orientation inline behaves as expected in vertical writing-mode]
    expected: FAIL