/**
* A test for bug report 1161329.
*/
public void test1161329() {
TimePeriodValues tpv = new TimePeriodValues("Test");
RegularTimePeriod t = new Day();
tpv.add(t, 1.0);
t = t.next();
tpv.add(t, 2.0);
tpv.delete(0, 1);
assertEquals(0, tpv.getItemCount());
tpv.add(t, 2.0);
assertEquals(1, tpv.getItemCount());
}