public void DateTimeValueStorage_Add_SupportsIntegerAndAmount()
{
DateTime date = new DateTime(2015, 10, 10);
DateTimeValueStorage storage1 = new DateTimeValueStorage(date);
IntegerValueStorage storage2 = new IntegerValueStorage(1000);
Assert.Equal(date.AddSeconds(1000).Ticks, storage1.Add(storage2).AsLong);
storage1 = new DateTimeValueStorage(date);
AmountValueStorage storage3 = new AmountValueStorage(new Amount(2000));
Assert.Equal(date.AddSeconds(2000).Ticks, storage1.Add(storage3).AsLong);
}
