public void UpdateKitchen() { var serviceCollection = new ServiceCollection(); serviceCollection.AddDbContext <KitchenKanbanDB>(options => options.UseInMemoryDatabase("KitchenKanbanDB"), ServiceLifetime.Transient); ServiceProvider serviceProvider = serviceCollection.BuildServiceProvider(); IUserInfo userInfo = new UserInfo() { UserId = "95632324-a9f8-44ba-9b3d-4c90dd5d9650", UserType = Models.Enums.UserEnum.UserType.Administrator }; IKitchenService kitchenService = new KitchenService(serviceProvider, userInfo); var input = new KitchenViewModel() { CounterNumber = "My Counter 1" }; var result = kitchenService.Create(input); result.CounterNumber = "My Counter Modified"; var modifiedResult = kitchenService.Update(result); Assert.True(modifiedResult); }