public async Task VisitRepository_GetVisit_Call_GetResults_Test()
        {
            var context = new MyCompanyContext();
            int visitId = context.Visits.FirstOrDefault().VisitId;

            var target = new VisitRepository(context);
            var result = await target.GetAsync(visitId);

            Assert.IsNotNull(result);
            Assert.IsTrue(result.VisitId == visitId);
        }
        public async Task VisitRepository_UpdateVisit_NotFail_Test()
        {
            var context = new MyCompanyContext();
            var visit   = context.Visits.FirstOrDefault();
            var target  = new VisitRepository(context);

            visit.Comments = Guid.NewGuid().ToString();
            await target.UpdateAsync(visit);

            var actual = await target.GetAsync(visit.VisitId);

            Assert.AreEqual(visit.Comments, actual.Comments);
        }