C# MemoryHost.MapHubs方法代码示例

        public void AuthenticatedAndAuthorizedUserCanInvokeMethodsInHubsAuthorizedWithRoles()
        {
            using (var host = new MemoryHost())
            {
                host.MapHubs();
                var connection = new Client.Hubs.HubConnection("http://foo/");

                host.User = new GenericPrincipal(new GenericIdentity("test"), new string[] { "Admin" });

                var hub = connection.CreateHubProxy("AdminAuthHub");
                var wh = new ManualResetEvent(false);
                hub.On<string, string>("invoked", (id, time) =>
                {
                    Assert.NotNull(id);
                    wh.Set();
                });

                connection.Start(host).Wait();

                hub.InvokeWithTimeout("InvokedFromClient");

                Assert.True(wh.WaitOne(TimeSpan.FromSeconds(3)));
                connection.Stop();
            }
        }

        public static IDisposable ManyUniqueGroups(int concurrency)
        {
            var host = new MemoryHost();
            var threads = new List<Thread>();
            var cancellationTokenSource = new CancellationTokenSource();

            host.MapHubs();

            for (int i = 0; i < concurrency; i++)
            {
                var thread = new Thread(_ =>
                {
                    while (!cancellationTokenSource.IsCancellationRequested)
                    {
                        RunOne(host);
                    }
                });

                threads.Add(thread);
                thread.Start();
            }

            return new DisposableAction(() =>
            {
                cancellationTokenSource.Cancel();

                threads.ForEach(t => t.Join());

                host.Dispose();
            });
        }

        public void ChangeHubUrl()
        {
            using (var host = new MemoryHost())
            {
                host.MapHubs("/foo");
                var connection = new Client.Hubs.HubConnection("http://site/foo", useDefaultUrl: false);

                var hub = connection.CreateHubProxy("demo");

                var wh = new ManualResetEventSlim(false);

                hub.On("signal", id =>
                {
                    Assert.NotNull(id);
                    wh.Set();
                });

                connection.Start(host).Wait();

                hub.Invoke("DynamicTask").Wait();

                Assert.True(wh.Wait(TimeSpan.FromSeconds(10)));
                connection.Stop();
            }
        }

        public void AddingToMultipleGroups()
        {
            var host = new MemoryHost();
            host.MapHubs();
            int max = 10;

            var countDown = new CountDownRange<int>(Enumerable.Range(0, max));
            var connection = new Client.Hubs.HubConnection("http://foo");
            var proxy = connection.CreateProxy("MultGroupHub");

            proxy.On<User>("onRoomJoin", user =>
            {
                Assert.True(countDown.Mark(user.Index));
            });

            connection.Start(host).Wait();

            for (int i = 0; i < max; i++)
            {
                var user = new User { Index = i, Name = "tester", Room = "test" + i };
                proxy.Invoke("login", user).Wait();
                proxy.Invoke("joinRoom", user).Wait();
            }

            Assert.True(countDown.Wait(TimeSpan.FromSeconds(30)), "Didn't receive " + max + " messages. Got " + (max - countDown.Count) + " missed " + String.Join(",", countDown.Left.Select(i => i.ToString())));

            connection.Stop();
        }

        public void DisconnectFiresForHubsWhenConnectionGoesAway()
        {
            using (var host = new MemoryHost())
            {
                host.MapHubs();
                host.Configuration.DisconnectTimeout = TimeSpan.Zero;
                host.Configuration.HeartbeatInterval = TimeSpan.FromSeconds(5);
                var connectWh = new ManualResetEventSlim();
                var disconnectWh = new ManualResetEventSlim();
                host.DependencyResolver.Register(typeof(MyHub), () => new MyHub(connectWh, disconnectWh));
                var connection = new Client.Hubs.HubConnection("http://foo/");

                connection.CreateHubProxy("MyHub");

                // Maximum wait time for disconnect to fire (3 heart beat intervals)
                var disconnectWait = TimeSpan.FromTicks(host.Configuration.HeartbeatInterval.Ticks * 3);

                connection.Start(host).Wait();

                Assert.True(connectWh.Wait(TimeSpan.FromSeconds(10)), "Connect never fired");

                connection.Stop();

                Assert.True(disconnectWh.Wait(disconnectWait), "Disconnect never fired");
            }
        }

        public static IDisposable RunConnectDisconnect(int connections)
        {
            var host = new MemoryHost();

            host.MapHubs();

            for (int i = 0; i < connections; i++)
            {
                var connection = new Client.Hubs.HubConnection("http://foo");
                var proxy = connection.CreateHubProxy("EchoHub");
                var wh = new ManualResetEventSlim(false);

                proxy.On("echo", _ => wh.Set());

                try
                {
                    connection.Start(host).Wait();

                    proxy.Invoke("Echo", "foo").Wait();

                    if (!wh.Wait(TimeSpan.FromSeconds(10)))
                    {
                        Debugger.Break();
                    }
                }
                finally
                {
                    connection.Stop();
                }
            }

            return host;
        }

        public void UnableToCreateHubThrowsError()
        {
            using (var host = new MemoryHost())
            {
                host.MapHubs();

                var hubConnection = new HubConnection("http://fake");
                IHubProxy proxy = hubConnection.CreateHubProxy("MyHub2");

                hubConnection.Start(host).Wait();
                Assert.Throws<MissingMethodException>(() => proxy.Invoke("Send", "hello").Wait());
            }
        }

        public void ComplexPersonState()
        {
            var host = new MemoryHost();
            host.MapHubs();
            var connection = new Client.Hubs.HubConnection("http://site/");

            var hub = connection.CreateProxy("demo");

            var wh = new ManualResetEvent(false);

            connection.Start(host).Wait();

            var person = new SignalR.Samples.Hubs.DemoHub.DemoHub.Person
            {
                Address = new SignalR.Samples.Hubs.DemoHub.DemoHub.Address
                {
                    Street = "Redmond",
                    Zip = "98052"
                },
                Age = 25,
                Name = "David"
            };

            var person1 = hub.Invoke<SignalR.Samples.Hubs.DemoHub.DemoHub.Person>("ComplexType", person).Result;
            var person2 = hub.GetValue<SignalR.Samples.Hubs.DemoHub.DemoHub.Person>("person");
            JObject obj = ((dynamic)hub).person;
            var person3 = obj.ToObject<SignalR.Samples.Hubs.DemoHub.DemoHub.Person>();

            Assert.NotNull(person1);
            Assert.NotNull(person2);
            Assert.NotNull(person3);
            Assert.Equal("David", person1.Name);
            Assert.Equal("David", person2.Name);
            Assert.Equal("David", person3.Name);
            Assert.Equal(25, person1.Age);
            Assert.Equal(25, person2.Age);
            Assert.Equal(25, person3.Age);
            Assert.Equal("Redmond", person1.Address.Street);
            Assert.Equal("Redmond", person2.Address.Street);
            Assert.Equal("Redmond", person3.Address.Street);
            Assert.Equal("98052", person1.Address.Zip);
            Assert.Equal("98052", person2.Address.Zip);
            Assert.Equal("98052", person3.Address.Zip);

            connection.Stop();
        }

        public void HubNamesAreNotCaseSensitive()
        {
            var host = new MemoryHost();
            host.MapHubs();

            var hubConnection = new HubConnection("http://fake");
            IHubProxy proxy = hubConnection.CreateProxy("chatHub");
            var wh = new ManualResetEvent(false);

            proxy.On("addMessage", data =>
            {
                Assert.Equal("hello", data);
                wh.Set();
            });

            hubConnection.Start(host).Wait();

            proxy.Invoke("Send", "hello").Wait();

            Assert.True(wh.WaitOne(TimeSpan.FromSeconds(5)));
        }

        public void SendToSelf()
        {
            var host = new MemoryHost();
            host.MapHubs();
            var connection1 = new Client.Hubs.HubConnection("http://foo/");
            var connection2 = new Client.Hubs.HubConnection("http://foo/");

            var wh1 = new ManualResetEventSlim(initialState: false);
            var wh2 = new ManualResetEventSlim(initialState: false);

            var hub1 = connection1.CreateProxy("SendToSome");
            var hub2 = connection2.CreateProxy("SendToSome");

            connection1.Start(host).Wait();
            connection2.Start(host).Wait();

            hub1.On("send", wh1.Set);
            hub2.On("send", wh2.Set);

            hub1.Invoke("SendToSelf").Wait();

            Assert.True(wh1.WaitHandle.WaitOne(TimeSpan.FromSeconds(5)));
            Assert.False(wh2.WaitHandle.WaitOne(TimeSpan.FromSeconds(5)));

            connection1.Stop();
            connection2.Stop();
        }

        public void SettingState()
        {
            var host = new MemoryHost();
            host.MapHubs();
            var connection = new Client.Hubs.HubConnection("http://foo/");

            var hub = connection.CreateProxy("demo");
            connection.Start(host).Wait();

            var result = hub.Invoke<string>("SetStateValue", "test").Result;

            Assert.Equal("test", result);
            Assert.Equal("test", hub["Company"]);

            connection.Stop();
        }

        public void RejoiningGroupsOnlyReceivesGroupsBelongingToHub()
        {
            var host = new MemoryHost();
            var groupsRequestedToBeRejoined = new List<string>();
            var groupsRequestedToBeRejoined2 = new List<string>();
            host.DependencyResolver.Register(typeof(RejoinMultGroupHub), () => new RejoinMultGroupHub(groupsRequestedToBeRejoined));
            host.DependencyResolver.Register(typeof(RejoinMultGroupHub2), () => new RejoinMultGroupHub2(groupsRequestedToBeRejoined2));
            host.Configuration.KeepAlive = null;
            host.Configuration.ConnectionTimeout = TimeSpan.FromSeconds(1);
            host.Configuration.HeartBeatInterval = TimeSpan.FromSeconds(1);
            host.MapHubs();

            var connection = new Client.Hubs.HubConnection("http://foo");
            var proxy = connection.CreateProxy("RejoinMultGroupHub");
            var proxy2 = connection.CreateProxy("RejoinMultGroupHub2");

            connection.Start(host).Wait();

            var user = new User { Name = "tester" };
            proxy.Invoke("login", user).Wait();
            proxy2.Invoke("login", user).Wait();

            // Force Reconnect
            Thread.Sleep(TimeSpan.FromSeconds(3));

            proxy.Invoke("joinRoom", user).Wait();
            proxy2.Invoke("joinRoom", user).Wait();

            Thread.Sleep(TimeSpan.FromSeconds(3));

            Assert.True(groupsRequestedToBeRejoined.Contains("foo"));
            Assert.True(groupsRequestedToBeRejoined.Contains("tester"));
            Assert.False(groupsRequestedToBeRejoined.Contains("foo2"));
            Assert.False(groupsRequestedToBeRejoined.Contains("tester2"));
            Assert.True(groupsRequestedToBeRejoined2.Contains("foo2"));
            Assert.True(groupsRequestedToBeRejoined2.Contains("tester2"));
            Assert.False(groupsRequestedToBeRejoined2.Contains("foo"));
            Assert.False(groupsRequestedToBeRejoined2.Contains("tester"));

            connection.Stop();
        }

        public void ReturningNullFromReconnectAccepted()
        {
            var mockHub = new Mock<SomeHub>() { CallBase = true };
            mockHub.Setup(h => h.OnReconnected()).Returns<Task>(null).Verifiable();

            var host = new MemoryHost();
            host.HubPipeline.EnableAutoRejoiningGroups();
            host.Configuration.KeepAlive = null;
            host.Configuration.ConnectionTimeout = TimeSpan.FromSeconds(1);
            host.Configuration.HeartBeatInterval = TimeSpan.FromSeconds(1);
            host.DependencyResolver.Register(typeof(SomeHub), () => mockHub.Object);
            host.MapHubs();
            var connection = new Client.Hubs.HubConnection("http://foo");

            var hub = connection.CreateProxy("SomeHub");
            connection.Start(host).Wait();

            // Force Reconnect
            Thread.Sleep(TimeSpan.FromSeconds(3));

            hub.Invoke("AllFoo").Wait();

            Thread.Sleep(TimeSpan.FromSeconds(3));

            connection.Stop();

            mockHub.Verify();
        }

        public void Overloads()
        {
            var host = new MemoryHost();
            host.MapHubs();
            var connection = new Client.Hubs.HubConnection("http://foo/");

            var hub = connection.CreateProxy("demo");

            connection.Start(host).Wait();

            hub.Invoke("Overload").Wait();
            int n = hub.Invoke<int>("Overload", 1).Result;

            Assert.Equal(1, n);
            connection.Stop();
        }

        public void ReadingState()
        {
            var host = new MemoryHost();
            host.MapHubs();
            var connection = new Client.Hubs.HubConnection("http://foo/");

            var hub = connection.CreateProxy("demo");

            hub["name"] = "test";

            connection.Start(host).Wait();

            var result = hub.Invoke<string>("ReadStateValue").Result;

            Assert.Equal("test", result);

            connection.Stop();
        }