public async Task TestSubscription()
{
// discover available endpoints of server.
var getEndpointsRequest = new GetEndpointsRequest
{
EndpointUrl = this.endpointUrl,
ProfileUris = new[] { TransportProfileUris.UaTcpTransport }
};
Console.WriteLine($"Discovering endpoints of '{getEndpointsRequest.EndpointUrl}'.");
var getEndpointsResponse = await UaTcpDiscoveryClient.GetEndpointsAsync(getEndpointsRequest);
var selectedEndpoint = getEndpointsResponse.Endpoints.OrderBy(e => e.SecurityLevel).Last();
var session = new UaTcpSessionClient(
this.localDescription,
this.certificateStore,
ed => Task.FromResult <IUserIdentity>(new UserNameIdentity("root", "secret")),
selectedEndpoint,
loggerFactory: this.loggerFactory);
Console.WriteLine($"Creating session with endpoint '{session.RemoteEndpoint.EndpointUrl}'.");
Console.WriteLine($"SecurityPolicy: '{session.RemoteEndpoint.SecurityPolicyUri}'.");
Console.WriteLine($"SecurityMode: '{session.RemoteEndpoint.SecurityMode}'.");
var sub = new MySubscription();
session.Subscribe(sub);
Console.WriteLine($"Created subscription.");
await Task.Delay(5000);
session.Dispose();
Assert.IsTrue(sub.CurrentTime != DateTime.MinValue, "CurrentTime");
Assert.IsTrue(sub.CurrentTimeAsDataValue != null, "CurrentTimeAsDataValue");
Assert.IsTrue(sub.CurrentTimeQueue.Count > 0, "CurrentTimeQueue");
}
public MainViewModel(UaTcpSessionClient session)
{
this.session = session;
session.Subscribe(this);
}
