public void Can_send_batched_messages() { var postmark = new PostmarkClient(_serverToken); var first = new PostmarkMessage { To = _to, From = _from, // This must be a verified sender signature Subject = Subject, TextBody = TextBody + " one" }; var second = new PostmarkMessage { To = _to, From = _from, // This must be a verified sender signature Subject = Subject, TextBody = TextBody + " two" }; var responses = postmark.SendMessages(first, second); Assert.AreEqual(2, responses.Count()); foreach (var response in responses) { Assert.IsNotNull(response); Assert.IsNotNullOrEmpty(response.Message); Assert.IsTrue(response.Status == PostmarkStatus.Success); Console.WriteLine("Postmark -> " + response.Message); } }