[timeline-scope-parsing.tentative.html]
  [e.style['timeline-scope'\] = "initial" should set the property value]
    expected: FAIL

  [e.style['timeline-scope'\] = "inherit" should set the property value]
    expected: FAIL

  [e.style['timeline-scope'\] = "unset" should set the property value]
    expected: FAIL

  [e.style['timeline-scope'\] = "revert" should set the property value]
    expected: FAIL

  [e.style['timeline-scope'\] = "none" should set the property value]
    expected: FAIL

  [e.style['timeline-scope'\] = "abc" should set the property value]
    expected: FAIL

  [e.style['timeline-scope'\] = "  abc" should set the property value]
    expected: FAIL

  [e.style['timeline-scope'\] = "aBc" should set the property value]
    expected: FAIL

  [e.style['timeline-scope'\] = "foo, bar" should set the property value]
    expected: FAIL

  [e.style['timeline-scope'\] = "bar, foo" should set the property value]
    expected: FAIL

  [e.style['timeline-scope'\] = "auto" should set the property value]
    expected: FAIL