public async Task Get_conference_by_id()
        {
            var options = new DbContextOptionsBuilder <ApplicationDbContext>()
                          .UseInMemoryDatabase(databaseName: "Get_conferences")
                          .Options;

            await GetTestConferences(options);

            var id = 1;

            using (var context = new ApplicationDbContext(options))
            {
                var controller = new ConferencesController(context);
                var result     = await controller.GetConference(id);

                var okResult = Assert.IsType <OkObjectResult>(result);
                var response = Assert.IsType <ConferenceResponse>(okResult.Value);

                Assert.Equal("Conference1", response.Name);
            }
        }