public void ToString_ReadWriteMultipleRegistersRequest() { RegisterCollection writeCollection = new RegisterCollection(255, 255, 255); ReadWriteMultipleRegistersRequest request = new ReadWriteMultipleRegistersRequest(5, 3, 6, 14, writeCollection); Assert.Equal( "Write 3 holding registers starting at address 14, and read 6 registers starting at address 3.", request.ToString()); }