[select-home-end-pagedown-pageup-detailed.optional.html]
  [Behavior of Home and End for customizable-<select>]
    expected: FAIL

  [Behavior of Home and End for customizable-<select>, starting at the top]
    expected: FAIL

  [Behavior of Home and End for customizable-<select>, starting at the bottom]
    expected: FAIL

  [Behavior of PageUp and PageDown for customizable-<select>]
    expected: FAIL
