rangeString.addRange(new Range(1,3));
rangeString.addRange(new Range(4));
//insert a gap - number 5 is missing
rangeString.addRange(new Range(6));
//insert a gap - 7 and 8 are missing
rangeString.addRange(new Range(9, 10));
ArrayList list = SandeshaUtil.getAckRangeArrayList(rangeString,Sandesha2Constants.SPEC_2005_02.NS_URI);
assertNotNull(list);
//we expect 3 ranges: [1-4] [6] [9-10]
assertEquals(list.size(),3);