public void TestMethodAddMessage() { try { var dataStore = new InMemoryDataStore(); var message = new Message(1, "test", DateTime.UtcNow); dataStore.AddMessage(message); var messages = dataStore.LoadPreviousMessages(DateTime.UtcNow); Assert.IsTrue(messages.Count == 1); var loadMessage = messages.First(); Assert.IsTrue(loadMessage.OwnerId == message.OwnerId && string.Equals(loadMessage.Content, message.Content)); } catch (Exception exception) { Debug.WriteLine(format: "Can't add message {0}", args: exception); throw; } }