public async Task GetLåneTyper()
        {
            using var context = new BankContext(true, ContextOptions);
            LaaneTypeController controller = new LaaneTypeController(context);

            var type = await controller.GetLåneTyper();

            Assert.IsInstanceOfType(type.Result, typeof(OkObjectResult));
        }
        public async Task PostLåneType()
        {
            using var context = new BankContext(true, ContextOptions);
            LaaneTypeController controller = new LaaneTypeController(context);

            //Legger til en ny type
            var leggTil = await controller.PostLåneType(new LaaneType
            {
                Id    = 4,
                Navn  = "TestPost",
                Rente = 10.5m
            });

            Assert.IsInstanceOfType(leggTil.Result, typeof(OkResult));

            var antallf = await controller.GetLåneTyper();

            Assert.IsInstanceOfType(antallf.Result, typeof(OkObjectResult));

            int antall = ((IEnumerable <LaaneType>)((ObjectResult)antallf.Result).Value).Count();

            Assert.IsTrue(antall == 4);

            //fjerner typen
            var fjernet = await controller.DeleteLåneType(4);

            Assert.IsInstanceOfType(fjernet, typeof(OkResult));

            var antalle = await controller.GetLåneTyper();

            Assert.IsInstanceOfType(antalle.Result, typeof(OkObjectResult));

            antall = ((IEnumerable <LaaneType>)((ObjectResult)antalle.Result).Value).Count();

            Assert.IsTrue(antall == 3);
        }