[box-shadow-offset-valid.html]
  [e.style['box-shadow-offset'\] = "0" should set the property value]
    expected: FAIL

  [e.style['box-shadow-offset'\] = "0 0" should set the property value]
    expected: FAIL

  [e.style['box-shadow-offset'\] = "1px 2px" should set the property value]
    expected: FAIL

  [e.style['box-shadow-offset'\] = "1em 2em" should set the property value]
    expected: FAIL

  [e.style['box-shadow-offset'\] = "-1px -2px" should set the property value]
    expected: FAIL

  [e.style['box-shadow-offset'\] = "calc(1em + 2px) calc(3rem + 4vw)" should set the property value]
    expected: FAIL

  [e.style['box-shadow-offset'\] = "1px 2px, 3px 4px" should set the property value]
    expected: FAIL