public async Task PostVote_ShouldNotFindOption()
        {
            // Arrange
            var poll       = CreatePoll();
            var votePostVM = new VotePostVM {
                Id = int.MaxValue
            };

            // Act
            var result = await _pollController.PostVote(poll.Id, votePostVM);

            // Assert
            Assert.IsInstanceOfType(result, typeof(NotFoundResult));
        }