public void Update_State()
        {
            var stateToSave = new State();

            stateToSave.Name = "Buenos Aires";
            stateToSave.Id   = 1;

            var options = new DbContextOptionsBuilder <ApplicationDbContext>()
                          .UseInMemoryDatabase(databaseName: "Update_State")
                          .Options;

            using (var context = new ApplicationDbContext(options))
            {
                var service = new StatesService(context);
                service.AddState(stateToSave);

                var stateSaved = service.GetStateById(1);
                stateSaved.Name = "updatedName";
                service.UpdateState(stateSaved);

                Assert.Equal("updatedName", service.GetStateById(1).Name);
            }
        }
        public void Get_State_By_Id()
        {
            var stateToSave = new State();

            stateToSave.Name = "Buenos Aires";
            stateToSave.Id   = 1;

            var options = new DbContextOptionsBuilder <ApplicationDbContext>()
                          .UseInMemoryDatabase(databaseName: "Get_All_state_in_database")
                          .Options;

            using (var context = new ApplicationDbContext(options))
            {
                var service = new StatesService(context);
                service.AddState(stateToSave);
                Assert.NotNull(service.GetStateById(1));
            }
        }