public void ShouldUpdatePhoto() { //arrange var user = GenerateUser(); //act var dataLayer = new DataLayer.Sql.DataLayer(ConnectionSql); dataLayer.AddUser(user); var photo = GeneratePhoto(user.Id); dataLayer.AddPhoto(photo); var photoUpdate = GeneratePhoto(user.Id); dataLayer.UpdatePhoto(photo.Id, photoUpdate); photoUpdate = dataLayer.GetPhoto(photo.Id); var resUser = dataLayer.GetPhoto(photo.Id); //assert Assert.AreEqual(resUser.Id, photoUpdate.Id); }