[register-property-sign-mixed-lengths.html]
  [syntax:'<number>', initialValue:'calc(15 + (sign(100vh - 10px) * 5))' is valid]
    expected: FAIL

  [syntax:'<time>', initialValue:'calc(15s + (sign(100vh - 10px) * 5s))' is valid]
    expected: FAIL

  [syntax:'<integer>', initialValue:'calc(15 + (sign(100vh - 10px) * 5))' is valid]
    expected: FAIL

  [syntax:'<angle>', initialValue:'calc(15deg + (sign(100vh - 10px) * 5deg))' is valid]
    expected: FAIL

  [syntax:'<resolution>', initialValue:'calc(15dppx + (sign(100vh - 10px) * 5dpi))' is valid]
    expected: FAIL