public async Task ThenCallsModelMapper()
        {
            var f = new WhenGettingChooseCohortFixture();

            await f.Sut.ChooseCohort(f.Request);

            f.ModelMapperMock.Verify(x => x.Map <ChooseCohortViewModel>(f.Request));
        }
        public async Task ThenReturnsChooseCohortsViewModel()
        {
            var f = new WhenGettingChooseCohortFixture();

            var result = await f.Sut.ChooseCohort(f.Request) as ViewResult;

            Assert.NotNull(result);
            Assert.AreEqual(typeof(ChooseCohortViewModel), result.Model.GetType());
        }