public void TestAddCreditSingleItem() { decimal value = 15.00M; accountModel.AddCredit(value); Assert.AreEqual(1, accountModel.Credits.Count); Assert.AreEqual(value, accountModel.Credits[0].Item1); Assert.AreEqual(0, accountModel.Credits[0].Item2); Assert.AreEqual(1, events.Count); Assert.AreEqual("TotalCredits", events[0]); }