[caption-side-invalid.html]
  [e.style['caption-side'\] = "left" should not set the property value]
    expected:
      if (os == "linux") and debug: PASS
      if (os == "mac") and not debug: [PASS, FAIL]

  [e.style['caption-side'\] = "right" should not set the property value]
    expected:
      if (os == "linux") and debug: PASS
      if (os == "mac") and not debug: [PASS, FAIL]

