public void TestAddDeductionSingleItem()
{
decimal value = 15.00M;
accountModel.AddDeduction(value);
Assert.AreEqual(1, accountModel.Deductions.Count);
Assert.AreEqual(value, accountModel.Deductions[0].Item1);
Assert.AreEqual(0, accountModel.Deductions[0].Item2);
Assert.AreEqual(1, events.Count);
Assert.AreEqual("TotalDeductions", events[0]);
}
