ranges.add(new int[] { 2, 3 });
ranges.add(new int[] { 5, 6 });
assertEquals("[2, 3, 5, 6]", Arrays.toString(MapList.getRanges(ranges)));
ranges.add(new int[] { 2, 3 });
ranges.add(new int[] { 5, 6 });
assertEquals("[2, 3, 5, 6]", Arrays.toString(MapList.getRanges(ranges)));