public async void Delete()
        {
            Mock <ILogger <ProductPhotoRepository> > loggerMoc = ProductPhotoRepositoryMoc.GetLoggerMoc();
            ApplicationDbContext context = ProductPhotoRepositoryMoc.GetContext();
            var          repository      = new ProductPhotoRepository(loggerMoc.Object, context);
            ProductPhoto entity          = new ProductPhoto();

            context.Set <ProductPhoto>().Add(entity);
            await context.SaveChangesAsync();

            await repository.Delete(entity.ProductPhotoID);

            ProductPhoto modifiedRecord = await context.Set <ProductPhoto>().FirstOrDefaultAsync();

            modifiedRecord.Should().BeNull();
        }