public void TestTimePeriodStrings()
        {
            var grouping = new GroupingPlusName
            {
                YearRange = 1,
                YearTypeId = YearTypeIds.Calendar,
                BaselineMonth = TimePeriod.Undefined,
                BaselineQuarter = TimePeriod.Undefined,
                BaselineYear = 2002,
                DatapointMonth = TimePeriod.Undefined,
                DatapointQuarter = TimePeriod.Undefined,
                DatapointYear = 2005
            };

            var timePeriodHelper = new TimePeriodHelper(grouping);
            Assert.AreEqual("2002", timePeriodHelper.GetBaselineString());
            Assert.AreEqual("2005", timePeriodHelper.GetDatapointString());
        }