public void Use2()
{
// This time with ServiceDiscoveryBehavior.
var b = new EndpointDiscoveryBehavior();
IEndpointBehavior eb = b;
var host = new ServiceHost(typeof(TestService));
var se = host.AddServiceEndpoint(typeof(ITestService), new BasicHttpBinding(), new Uri("http://localhost:37564"));
var sdb = new ServiceDiscoveryBehavior();
sdb.AnnouncementEndpoints.Add(new UdpAnnouncementEndpoint());
IServiceBehavior sb = sdb;
se.Behaviors.Add(b);
var bc = new BindingParameterCollection();
sb.AddBindingParameters(host.Description, host, host.Description.Endpoints, bc);
eb.AddBindingParameters(se, bc);
Assert.AreEqual(0, bc.Count, "#1");
Assert.AreEqual(0, host.Extensions.Count, "#1-2");
sb.Validate(host.Description, host);
eb.Validate(se);
// ... should "validate" not "apply dispatch behavior" do "add host extension" job? I doubt that.
Assert.AreEqual(1, host.Extensions.Count, "#2-2");
var dse = host.Extensions.Find <DiscoveryServiceExtension> ();
Assert.IsNotNull(dse, "#2-3");
Assert.AreEqual(0, dse.PublishedEndpoints.Count, "#2-4");
Assert.AreEqual(2, se.Behaviors.Count, "#2-5"); // EndpointDiscoveryBehavior + discovery initializer.
Assert.AreEqual(0, host.ChannelDispatchers.Count, "#3-1");
Assert.AreEqual(1, host.Description.Endpoints.Count, "#3-2");
Assert.AreEqual(0, dse.PublishedEndpoints.Count, "#3-4");
// The IEndpointBehavior from EndpointDiscoveryBehavior, when ApplyDispatchBehavior() is invoked, publishes an endpoint.
sb.ApplyDispatchBehavior(host.Description, host);
Assert.AreEqual(0, dse.PublishedEndpoints.Count, "#3-5"); // not yet published
eb.ApplyDispatchBehavior(se, new EndpointDispatcher(new EndpointAddress("http://localhost:37564"), "ITestService", "http://tempuri.org/"));
Assert.AreEqual(2, host.ChannelDispatchers.Count, "#3-6-1"); // for online and offline announcements
Assert.AreEqual(0, dse.PublishedEndpoints.Count, "#3-6-2"); // still not published.
host.Open();
try
{
Assert.AreEqual(3, host.ChannelDispatchers.Count, "#4-1"); // for online and offline announcements
Assert.AreEqual(1, dse.PublishedEndpoints.Count, "#4-2"); // The endpoint is published again. (Not sure if it's worthy of testing.)
}
finally
{
host.Close();
}
}
public void Use()
{
// Without ServiceDiscoveryBehavior.
var b = new EndpointDiscoveryBehavior();
IEndpointBehavior eb = b;
var host = new ServiceHost(typeof(TestService));
var se = host.AddServiceEndpoint(typeof(ITestService), new BasicHttpBinding(), new Uri("http://localhost:37564"));
se.Behaviors.Add(b);
var bc = new BindingParameterCollection();
eb.AddBindingParameters(se, bc);
Assert.AreEqual(0, bc.Count, "#1");
Assert.AreEqual(0, host.Extensions.Count, "#1-2");
eb.Validate(se);
// This behavior itself does not populate discovery extension. It just configures the extension.
Assert.AreEqual(0, host.Extensions.Count, "#2-2");
}
/// <summary>
/// Implement to pass data at runtime to bindings to support custom behavior.
/// </summary>
/// <param name="endpoint">The endpoint to modify.</param>
/// <param name="bindingParameters">The objects that binding elements require to support the behavior.</param>
public void AddBindingParameters(
ServiceEndpoint endpoint,
BindingParameterCollection bindingParameters)
{
endpointBehavior.AddBindingParameters(endpoint, bindingParameters);
}