public static void AssertAlbums(IRestResponse restResponse)
        {
            // deserialize to Albums object
            var albums = Albums.FromJson(restResponse.Content);

            Assert.AreEqual(restResponse.StatusCode, System.Net.HttpStatusCode.OK);
            Assert.That(albums, Is.All.Not.Null);

            foreach (Albums album in albums)
            {
                int    id            = album.Id;
                string name          = album.Name;
                string recordCompany = album.RecordCompany;

                Assert.That(id, Is.InstanceOf <int>());
                Assert.That(name, Is.Not.Empty);
                Assert.That(name, Is.InstanceOf <string>());
                Assert.That(recordCompany, Is.Not.Empty);
                Assert.That(recordCompany, Is.InstanceOf <string>());
            }
        }