public void Delete() { //Arrange using (var ctx = new JournalDbContext(DbOptions)) { var controller = new IssueController(new IssueService(ctx), MapperConfig.Configure()); //Act var result = controller.Get(); var okObjectResult = result as OkObjectResult; var model = okObjectResult.Value as IEnumerable <IssueModel>; controller.Delete(model.Single().Id); } //Assert using (var ctx = new JournalDbContext(DbOptions)) { Assert.Equal(0, ctx.Issues.Count()); } }