public void ReceiverOnTransponderDataReady_CreateEvent_DataformatterFormatStringCalled(string input) { List <string> testData = new List <string>(); testData.Add(input); _transponderReceiver.TransponderDataReady += Raise.EventWith(this, new RawTransponderDataEventArgs(testData)); _dataFormatter.Received(1).FormatFromString(input); }