[position-try-options-parsing.html]
  [e.style['position-try-options'\] = "initial" should set the property value]
    expected: FAIL

  [e.style['position-try-options'\] = "inherit" should set the property value]
    expected: FAIL

  [e.style['position-try-options'\] = "unset" should set the property value]
    expected: FAIL

  [e.style['position-try-options'\] = "revert" should set the property value]
    expected: FAIL

  [e.style['position-try-options'\] = "none" should set the property value]
    expected: FAIL

  [e.style['position-try-options'\] = "flip-block" should set the property value]
    expected: FAIL

  [e.style['position-try-options'\] = "flip-start, flip-block" should set the property value]
    expected: FAIL

  [e.style['position-try-options'\] = "flip-start flip-inline, flip-block" should set the property value]
    expected: FAIL

  [e.style['position-try-options'\] = "flip-start, flip-start" should set the property value]
    expected: FAIL

  [e.style['position-try-options'\] = "flip-block, --foo" should set the property value]
    expected: FAIL

  [e.style['position-try-options'\] = "--bar, flip-block flip-start" should set the property value]
    expected: FAIL

  [e.style['position-try-options'\] = "--foo, --bar, --baz" should set the property value]
    expected: FAIL

  [e.style['position-try-options'\] = "--bar flip-block" should set the property value]
    expected: FAIL

  [e.style['position-try-options'\] = "--bar flip-inline flip-block" should set the property value]
    expected: FAIL

  [e.style['position-try-options'\] = "flip-inline --foo" should set the property value]
    expected: FAIL

  [e.style['position-try-options'\] = "flip-inline flip-start --foo" should set the property value]
    expected: FAIL

  [e.style['position-try-options'\] = "flip-block " should set the property value]
    expected: FAIL

  [e.style['position-try-options'\] = "flip-start flip-inline flip-block" should set the property value]
    expected: FAIL