[transition-shorthand.html]
  [e.style['transition'\] = "1s -3s cubic-bezier(0, -2, 1, 3) top" should set transition-behavior]
    expected: FAIL

  [e.style['transition'\] = "1s -3s, cubic-bezier(0, -2, 1, 3) top" should set transition-behavior]
    expected: FAIL

  [e.style['transition'\] = "cubic-bezier(0, -2, 1, 3) top, 1s -3s" should set transition-behavior]
    expected: FAIL