public void ChangeBalance_Test()
        {
            item.Id             = 5;
            item.InitialBalance = 100;
            item.StartDate      = DateTime.Now;
            item.EndDate        = DateTime.Now;
            item.Balance        = item.InitialBalance;

            item.Balance = item.InitialBalance - 30;

            budgetRepo.ChangeBalance(item);
            Assert.IsNotNull(item);
        }