public void Test_Enumerate_Hosts()
{
var enumerator = new OpcServerEnumeratorAuto();
var hosts = enumerator.EnumrateHosts();
hosts.Should().Contain(enumerator.Localhost);
}
/// <summary>
/// Connects the server instance to COM server.
/// </summary>
/// <exception cref="System.InvalidOperationException">Already connected to the OPC DA server.</exception>
public void Connect()
{
if (IsConnected)
{
throw new InvalidOperationException("Already connected to the OPC DA server.");
}
Log.TraceFormat("Connecting to '{0}' opc server", Uri);
var enumerator = new OpcServerEnumeratorAuto();
Tuple <string, Guid> hostAndCLSID = UrlParser.Parse(
Uri,
(host, progId) => new Tuple <string, Guid>(host, enumerator.CLSIDFromProgId(progId, host)),
(host, clsid) => new Tuple <string, Guid>(host, clsid));
ComObject = Com.CreateInstanceWithBlanket(hostAndCLSID.Item2, hostAndCLSID.Item1, null, ComProxyBlanket);
_shutdownConnectionPoint.TryConnect(ComObject);
Log.TraceFormat("Connected to '{0}' opc server.", Uri);
try
{
ClientName = _clientName;
}
catch (Exception ex)
{
Log.Warn("Cannot setup name of client.", ex);
}
OnConnectionStateChanged(true);
}
public void Test_Enumerate_OpcDa_Servers()
{
var enumerator = new OpcServerEnumeratorAuto();
var serverDescriptions = enumerator.Enumerate("", OpcServerCategory.OpcDaServers);
serverDescriptions.Should().ContainSingle(s => s.ProgId == "Matrikon.OPC.Simulation.1");
serverDescriptions.Should().ContainSingle(s => s.Uri.Segments[1] == "Matrikon.OPC.Simulation.1");
}