libsbmlcs.ModelHistory.getListModifiedDates C# (CSharp) Method

        public DateList getListModifiedDates()
        {
            IntPtr cPtr = libsbmlPINVOKE.ModelHistory_getListModifiedDates(swigCPtr);
              return (cPtr == IntPtr.Zero) ? null : new DateList(cPtr, true);
        }

 public void test_ModelHistory_addModifiedDate()
 {
     ModelHistory history = new  ModelHistory();
       assertTrue( history != null );
       assertTrue( history.isSetModifiedDate() == false );
       assertTrue( history.getNumModifiedDates() == 0 );
       Date date = new  Date(2005,12,30,12,15,45,1,2,0);
       history.addModifiedDate(date);
       date = null;
       assertTrue( history.getNumModifiedDates() == 1 );
       assertTrue( history.isSetModifiedDate() == true );
       Date newdate = history.getListModifiedDates().get(0);
       assertTrue( newdate.getYear() == 2005 );
       assertTrue( newdate.getMonth() == 12 );
       assertTrue( newdate.getDay() == 30 );
       assertTrue( newdate.getHour() == 12 );
       assertTrue( newdate.getMinute() == 15 );
       assertTrue( newdate.getSecond() == 45 );
       assertTrue( newdate.getSignOffset() == 1 );
       assertTrue( newdate.getHoursOffset() == 2 );
       assertTrue( newdate.getMinutesOffset() == 0 );
       Date date1 = new  Date(2008,11,2,16,42,40,1,2,0);
       history.addModifiedDate(date1);
       date1 = null;
       assertTrue( history.getNumModifiedDates() == 2 );
       assertTrue( history.isSetModifiedDate() == true );
       Date newdate1 = history.getModifiedDate(1);
       assertTrue( newdate1.getYear() == 2008 );
       assertTrue( newdate1.getMonth() == 11 );
       assertTrue( newdate1.getDay() == 2 );
       assertTrue( newdate1.getHour() == 16 );
       assertTrue( newdate1.getMinute() == 42 );
       assertTrue( newdate1.getSecond() == 40 );
       assertTrue( newdate1.getSignOffset() == 1 );
       assertTrue( newdate1.getHoursOffset() == 2 );
       assertTrue( newdate1.getMinutesOffset() == 0 );
       history = null;
 }