public void ValidateUadpPubSubConnectionNetworkMessagePublishBroadcast() { //Arrange var localhost = GetFirstNic(); Assert.IsNotNull(localhost, "localhost is null"); Assert.IsNotNull(localhost.Address, "localhost.Address is null"); //create publisher configuration object with modified port PubSubConfigurationDataType publisherConfiguration = UaPubSubConfigurationHelper.LoadConfiguration(PublisherConfigurationFileName); Assert.IsNotNull(publisherConfiguration, "publisherConfiguration is null"); IPAddress broadcastIPAddress = GetFirstNicLastIPByteChanged(255); Assert.IsNotNull(broadcastIPAddress, "broadcastIPAddress is null"); NetworkAddressUrlDataType publisherAddress = new NetworkAddressUrlDataType(); publisherAddress.Url = "opc.udp://" + broadcastIPAddress.ToString() + ":4840"; publisherConfiguration.Connections[0].Address = new ExtensionObject(publisherAddress); //create publisher UaPubSubApplication with changed configuration settings UaPubSubApplication publisherApplication = UaPubSubApplication.Create(publisherConfiguration); Assert.IsNotNull(publisherApplication, "publisherApplication is null"); UadpPubSubConnection publisherConnection = publisherApplication.PubSubConnections[0] as UadpPubSubConnection; Assert.IsNotNull(publisherConnection, "publisherConnection is null"); // will signal that the uadp message was received from local ip m_shutdownEvent = new ManualResetEvent(false); //setup uadp client for receiving from broadcast (simulate a subscriber broadcast) UdpClient udpBroadcastClient = new UdpClientBroadcast(localhost.Address, 4840, UsedInContext.Subscriber); udpBroadcastClient.BeginReceive(new AsyncCallback(OnReceive), udpBroadcastClient); // prepare a network message WriterGroupDataType writerGroup0 = publisherConnection.PubSubConnectionConfiguration.WriterGroups[0]; UaNetworkMessage networkMessage = publisherConnection.CreateNetworkMessage(writerGroup0); //Act publisherConnection.Start(); publisherConnection.PublishNetworkMessage(networkMessage); //Assert if (!m_shutdownEvent.WaitOne(EstimatedPublishingTime)) { Assert.Fail("The UADP message was not received"); } publisherConnection.Stop(); udpBroadcastClient.Close(); udpBroadcastClient.Dispose(); }
public void ValidateUdpPubSubConnectionNetworkMessagePublishBroadcast() { //Arrange var localhost = GetFirstNic(); Assert.IsNotNull(localhost, "localhost is null"); Assert.IsNotNull(localhost.Address, "localhost.Address is null"); //create publisher configuration object with modified port string configurationFile = Utils.GetAbsoluteFilePath(PublisherConfigurationFileName, true, true, false); PubSubConfigurationDataType publisherConfiguration = UaPubSubConfigurationHelper.LoadConfiguration(configurationFile); Assert.IsNotNull(publisherConfiguration, "publisherConfiguration is null"); Assert.Greater(publisherConfiguration.Connections.Count, 1, "publisherConfiguration.Connection should be > 0"); IPAddress broadcastIPAddress = GetFirstNicLastIPByteChanged(255); Assert.IsNotNull(broadcastIPAddress, "broadcastIPAddress is null"); NetworkAddressUrlDataType publisherAddress = new NetworkAddressUrlDataType(); publisherAddress.Url = string.Format(UdpUrlFormat, Utils.UriSchemeOpcUdp, broadcastIPAddress.ToString()); publisherConfiguration.Connections.First().Address = new ExtensionObject(publisherAddress); //create publisher UaPubSubApplication with changed configuration settings UaPubSubApplication publisherApplication = UaPubSubApplication.Create(publisherConfiguration); Assert.IsNotNull(publisherApplication, "publisherApplication is null"); UdpPubSubConnection publisherConnection = publisherApplication.PubSubConnections.First() as UdpPubSubConnection; Assert.IsNotNull(publisherConnection, "publisherConnection is null"); // will signal that the uadp message was received from local ip m_shutdownEvent = new ManualResetEvent(false); //setup uadp client for receiving from broadcast (simulate a subscriber broadcast) UdpClient udpBroadcastClient = new UdpClientBroadcast(localhost.Address, DiscoveryPortNo, UsedInContext.Subscriber); udpBroadcastClient.BeginReceive(new AsyncCallback(OnReceive), udpBroadcastClient); // prepare a network message WriterGroupDataType writerGroup0 = publisherConnection.PubSubConnectionConfiguration.WriterGroups.First(); IList <UaNetworkMessage> networkMessages = publisherConnection.CreateNetworkMessages(writerGroup0, new WriterGroupPublishState()); Assert.IsNotNull(networkMessages, "connection.CreateNetworkMessages shall not return null"); //Act publisherConnection.Start(); if (networkMessages != null) { foreach (UaNetworkMessage uaNetworkMessage in networkMessages) { if (uaNetworkMessage != null) { publisherConnection.PublishNetworkMessage(uaNetworkMessage); } } } //Assert bool noMessageReceived = false; if (!m_shutdownEvent.WaitOne(EstimatedPublishingTime)) { noMessageReceived = true; } publisherConnection.Stop(); udpBroadcastClient.Close(); udpBroadcastClient.Dispose(); if (noMessageReceived) { Assert.Fail("The UDP message was not received"); } }