[tab-size-computed.html]
  [Property tab-size value '0']
    expected: FAIL

  [Property tab-size value '16']
    expected: FAIL

  [Property tab-size value '4']
    expected: FAIL

  [Property tab-size value '2.5']
    expected: FAIL

  [Property tab-size value '0px']
    expected: FAIL

  [Property tab-size value '10px']
    expected: FAIL

  [Property tab-size value 'calc(10px + 0.5em)']
    expected: FAIL

  [Property tab-size value 'calc(10px - 0.5em)']
    expected: FAIL