public void SalesTotal_ShouldSucceed() { //arrange var salesMember1 = new SalesMember("Danzig", 2500.25m); var salesMember2 = new SalesMember("Frankenstein", 3500.25m); //act _salesRepository.AddSalesMemberToList(salesMember1); _salesRepository.AddSalesMemberToList(salesMember2); var actual = _salesRepository.AddTotalSales(); var expected = 6000.50m; //assert Assert.AreEqual(expected, actual); }