public void CreateReviewValidationTest(string text, DateTime publishDate)
        {
            //Arrange
            var mockUow = new Mock <IUnitOfWork>();

            mockUow.Setup(a => a.Reviews.Create(It.IsAny <Review>()));

            //Act
            var service = new RentService(mockUow.Object);

            //Assert
            Assert.Throws <ValidationException>(
                () =>
                service.CreateReview(new ReviewDTO {
                Text = text, PublishDate = publishDate
            }));
        }