public void TestCreateAndRetrieve() { const string carrier = "USPS"; const string trackingCode = "EZ1000000001"; var tracker = _client.CreateTracker(carrier, trackingCode).Result; Assert.AreEqual(tracker.TrackingCode, trackingCode); Assert.IsNotNull(tracker.EstDeliveryDate); Assert.IsNotNull(tracker.Carrier); Assert.IsNotNull(tracker.PublicUrl); var t = _client.GetTracker(tracker.Id).Result; Assert.AreEqual(t.Id, tracker.Id); }