[TestMethod] // Handling Request on Server public void ReadInputRegistersPDU_LifeCycle() { var RandomGen = new Random(); int Address = RandomGen.Next(MinAddress, MaxAddress); int Quantity = RandomGen.Next(MinQuantity, MaxQuantity); #region Build Server and Values var Server = new BaseModbusServer(); var Values = new int[Quantity]; for (int i = 0; i < Quantity; i++) { Values[i] = RandomGen.Next(0xFFFF); Server.AddInputRegister(Address + i, Values[i]); } #endregion var ClientPDU = new ReadInputRegistersPDU(Address, Quantity); var ServerPDU = new ReadInputRegistersPDU(); ServerPDU.CheckRequest(ClientPDU.BuildRequest()); Assert.AreEqual(Address, ServerPDU.StartingAddress, "Whong Address recognition in CheckRequest"); Assert.AreEqual(Quantity, ServerPDU.Quantity, "Whong Quantity recognition in CheckRequest"); ServerPDU.Handle(Server); CollectionAssert.AreEqual(Values, ServerPDU.Value, "Whong Address recognition in CheckRequest"); ClientPDU.CheckResponse(ServerPDU.BuildResponse()); CollectionAssert.AreEqual(Values, ClientPDU.Value, "Whong Address recognition in CheckRequest"); }
[TestMethod] // Oficial Example public void ReadInputRegistersPDU_DocSampleReq() { var PDU = new ReadInputRegistersPDU(8, 1); var ExpectedReq = new byte[] { 0x04, // Function Code 0x00, // Starting Address Hi 0x08, // Starting Address Lo 0x00, // Quantity of Inputs Hi 0x01, // Quantity of Inputs Lo }; var ActualReq = PDU.BuildRequest(); CollectionAssert.AreEqual(ExpectedReq, ActualReq, "Wrong Request"); }