[scroll-timeline-phases.tentative.html]
  [Timeline phase while start offset is equal to end offset and scroll offset is before start]
    expected: FAIL

  [Timeline phase while scroll offset is at start]
    expected: FAIL

  [Timeline phase while scroll offset is at end]
    expected: FAIL

  [Timeline phase while start offset is greater than end offset and scroll offset is before end]
    expected: FAIL

  [Timeline phase while start offset is greater than end offset and scroll offset is at end]
    expected: FAIL

  [Timeline phase while start offset is greater than end offset and scroll offset is at start]
    expected: FAIL

  [Timeline phase while start offset is greater than end offset and scroll offset is after start]
    expected: FAIL

  [Scroll timeline starts inactive, can transition to active, and then back to inactive.]
    expected: FAIL

  [Timeline phase while scroll offset is in range]
    expected: FAIL

  [Timeline phase while scroll offset is before start]
    expected: FAIL

  [Setting scroll timeline phase (which is readonly) throws TypeError.]
    expected: FAIL

  [Timeline phase while scroll offset is after end]
    expected: FAIL

  [Timeline phase while start offset is equal to end offset and scroll offset is after end]
    expected: FAIL

  [Timeline phase while start offset is equal to end offset and scroll offset is at both]
    expected: FAIL

  [Timeline phase while start offset is greater than end offset and scroll offset is before start]
    expected: FAIL

  [Scroll timeline phase should be active when at scroll maximum and endScrollOffset is equal to maximum scroll offset.]
    expected: FAIL