public void StressTest() { Dealership dealership = new Dealership(); int vehicleCount = 1000000; int fordCount = 0; int yearRangeCount = 0; for (int i = 0; i < vehicleCount; i++) { int ID = i; int year = RandomVehicles.RandomYears(); string make = RandomVehicles.RandomMakes(); string model = RandomVehicles.RandomModels(); Vehicle vehicle = new Vehicle(ID, year, make, model); dealership.CreateVechicle(vehicle); if (make == "Ford") { fordCount++; } if (year >= 2015 && year <= 2020) { yearRangeCount++; } } LinkedList <Vehicle> makeVehicles = dealership.GetVehicles("Ford"); Assert.AreEqual(fordCount, makeVehicles.Count); LinkedList <Vehicle> yearVehicles = dealership.GetVehicles(2015, 2020); Assert.AreEqual(yearRangeCount, yearVehicles.Count); Assert.Pass(); }