public void GetAllLimousines_ShouldWork() { VipServicesContextTest contextTest = new VipServicesContextTest(keepExistingDB: false); VipServicesManager m = new VipServicesManager(new UnitOfWork(contextTest)); m.AddLimousine("Chrysler", "300C Limousine", "White", 175, 800, 500, 1000); m.AddLimousine("Lincoln", "Limousine", "Pink", 180, 900, 500, 1000); m.AddLimousine("Tesla", "Model S", "White", 500, 0, 2000, 2200); Action act = () => { m.GetAllLimousines(); }; act.Should().NotThrow <DomainException>(); Assert.AreEqual(3, contextTest.Limousines.Local.Count); Assert.AreEqual(3, m.GetAllLimousines().Count); }