public async Task <IActionResult> Edit(int id, [Bind("ReviewerId,Name")] Reviewer reviewer)
        {
            if (id != reviewer.ReviewerId)
            {
                return(NotFound());
            }

            if (ModelState.IsValid)
            {
                try
                {
                    await _reviewerService.UpdateAndSave(reviewer);
                }
                catch (DbUpdateConcurrencyException)
                {
                    if (!_reviewerService.ReviewerExists(reviewer.ReviewerId))
                    {
                        return(NotFound());
                    }
                    else
                    {
                        throw;
                    }
                }
                return(RedirectToAction(nameof(Index)));
            }
            return(View(reviewer));
        }
        public void DirectorExistsTest()
        {
            int directorId = 1;

            var fakeRepositoryMock = new Mock <IReviewerRepository>();

            fakeRepositoryMock.Setup(x => x.ReviewerExists(directorId)).Returns(true);

            var reviewerService = new ReviewerService(fakeRepositoryMock.Object);

            var isExist = reviewerService.ReviewerExists(directorId);

            Assert.True(isExist);
        }