650 lines
25 KiB
C#
650 lines
25 KiB
C#
// Copyright (c) .NET Foundation. All rights reserved.
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// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
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using System;
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using System.IO;
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using System.IO.Pipelines;
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using System.Security.Claims;
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using System.Threading;
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using System.Threading.Tasks;
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using System.Threading.Tasks.Channels;
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using Microsoft.AspNetCore.Sockets;
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using Microsoft.AspNetCore.Sockets.Internal;
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using Microsoft.Extensions.DependencyInjection;
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using Microsoft.Extensions.Internal;
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using Moq;
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using Newtonsoft.Json;
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using Xunit;
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namespace Microsoft.AspNetCore.SignalR.Tests
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{
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public class HubEndpointTests
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{
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[Fact]
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public async Task HubsAreDisposed()
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{
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var trackDispose = new TrackDispose();
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var serviceProvider = CreateServiceProvider(s => s.AddSingleton(trackDispose));
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var endPoint = serviceProvider.GetService<HubEndPoint<TestHub>>();
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using (var connectionWrapper = new ConnectionWrapper())
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{
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var endPointTask = endPoint.OnConnectedAsync(connectionWrapper.Connection);
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// kill the connection
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connectionWrapper.Dispose();
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await endPointTask;
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Assert.Equal(2, trackDispose.DisposeCount);
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}
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}
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[Fact]
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public async Task LifetimeManagerOnDisconnectedAsyncCalledIfLifetimeManagerOnConnectedAsyncThrows()
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{
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var mockLifetimeManager = new Mock<HubLifetimeManager<Hub>>();
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mockLifetimeManager
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.Setup(m => m.OnConnectedAsync(It.IsAny<Connection>()))
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.Throws(new InvalidOperationException("Lifetime manager OnConnectedAsync failed."));
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var mockHubActivator = new Mock<IHubActivator<Hub, IClientProxy>>();
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var serviceProvider = CreateServiceProvider(services =>
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{
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services.AddSingleton(mockLifetimeManager.Object);
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services.AddSingleton(mockHubActivator.Object);
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});
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var endPoint = serviceProvider.GetService<HubEndPoint<Hub>>();
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using (var connectionWrapper = new ConnectionWrapper())
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{
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var exception =
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await Assert.ThrowsAsync<InvalidOperationException>(
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async () => await endPoint.OnConnectedAsync(connectionWrapper.Connection));
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Assert.Equal("Lifetime manager OnConnectedAsync failed.", exception.Message);
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connectionWrapper.Dispose();
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mockLifetimeManager.Verify(m => m.OnConnectedAsync(It.IsAny<Connection>()), Times.Once);
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mockLifetimeManager.Verify(m => m.OnDisconnectedAsync(It.IsAny<Connection>()), Times.Once);
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// No hubs should be created since the connection is terminated
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mockHubActivator.Verify(m => m.Create(), Times.Never);
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mockHubActivator.Verify(m => m.Release(It.IsAny<Hub>()), Times.Never);
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}
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}
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[Fact]
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public async Task HubOnDisconnectedAsyncCalledIfHubOnConnectedAsyncThrows()
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{
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var mockLifetimeManager = new Mock<HubLifetimeManager<OnConnectedThrowsHub>>();
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var serviceProvider = CreateServiceProvider(services =>
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{
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services.AddSingleton(mockLifetimeManager.Object);
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});
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var endPoint = serviceProvider.GetService<HubEndPoint<OnConnectedThrowsHub>>();
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using (var connectionWrapper = new ConnectionWrapper())
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{
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var endPointTask = endPoint.OnConnectedAsync(connectionWrapper.Connection);
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connectionWrapper.Dispose();
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var exception = await Assert.ThrowsAsync<InvalidOperationException>(async () => await endPointTask);
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Assert.Equal("Hub OnConnected failed.", exception.Message);
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mockLifetimeManager.Verify(m => m.OnConnectedAsync(It.IsAny<Connection>()), Times.Once);
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mockLifetimeManager.Verify(m => m.OnDisconnectedAsync(It.IsAny<Connection>()), Times.Once);
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}
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}
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[Fact]
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public async Task LifetimeManagerOnDisconnectedAsyncCalledIfHubOnDisconnectedAsyncThrows()
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{
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var mockLifetimeManager = new Mock<HubLifetimeManager<OnDisconnectedThrowsHub>>();
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var serviceProvider = CreateServiceProvider(services =>
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{
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services.AddSingleton(mockLifetimeManager.Object);
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});
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var endPoint = serviceProvider.GetService<HubEndPoint<OnDisconnectedThrowsHub>>();
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using (var connectionWrapper = new ConnectionWrapper())
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{
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var endPointTask = endPoint.OnConnectedAsync(connectionWrapper.Connection);
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connectionWrapper.Dispose();
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var exception = await Assert.ThrowsAsync<InvalidOperationException>(async () => await endPointTask);
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Assert.Equal("Hub OnDisconnected failed.", exception.Message);
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mockLifetimeManager.Verify(m => m.OnConnectedAsync(It.IsAny<Connection>()), Times.Once);
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mockLifetimeManager.Verify(m => m.OnDisconnectedAsync(It.IsAny<Connection>()), Times.Once);
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}
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}
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[Fact]
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public async Task HubMethodCanReturnValueFromTask()
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{
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var serviceProvider = CreateServiceProvider();
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var endPoint = serviceProvider.GetService<HubEndPoint<MethodHub>>();
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using (var connectionWrapper = new ConnectionWrapper())
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{
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var endPointTask = endPoint.OnConnectedAsync(connectionWrapper.Connection);
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var invocationAdapter = serviceProvider.GetService<InvocationAdapterRegistry>();
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var adapter = invocationAdapter.GetInvocationAdapter("json");
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await SendRequest(connectionWrapper, adapter, nameof(MethodHub.TaskValueMethod));
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var result = await ReadConnectionOutputAsync<InvocationResultDescriptor>(connectionWrapper).OrTimeout();
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// json serializer makes this a long
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Assert.Equal(42L, result.Result);
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// kill the connection
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connectionWrapper.Connection.Dispose();
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await endPointTask.OrTimeout();
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}
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}
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[Fact]
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public async Task HubMethodCanReturnValue()
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{
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var serviceProvider = CreateServiceProvider();
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var endPoint = serviceProvider.GetService<HubEndPoint<MethodHub>>();
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using (var connectionWrapper = new ConnectionWrapper())
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{
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var endPointTask = endPoint.OnConnectedAsync(connectionWrapper.Connection);
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var invocationAdapter = serviceProvider.GetService<InvocationAdapterRegistry>();
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var adapter = invocationAdapter.GetInvocationAdapter("json");
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await SendRequest(connectionWrapper, adapter, "ValueMethod");
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var result = await ReadConnectionOutputAsync<InvocationResultDescriptor>(connectionWrapper).OrTimeout();
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// json serializer makes this a long
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Assert.Equal(43L, result.Result);
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// kill the connection
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connectionWrapper.Connection.Dispose();
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await endPointTask.OrTimeout();
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}
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}
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[Fact]
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public async Task HubMethodCanBeStatic()
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{
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var serviceProvider = CreateServiceProvider();
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var endPoint = serviceProvider.GetService<HubEndPoint<MethodHub>>();
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using (var connectionWrapper = new ConnectionWrapper())
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{
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var endPointTask = endPoint.OnConnectedAsync(connectionWrapper.Connection);
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var invocationAdapter = serviceProvider.GetService<InvocationAdapterRegistry>();
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var adapter = invocationAdapter.GetInvocationAdapter("json");
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await SendRequest(connectionWrapper, adapter, "StaticMethod");
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var result = await ReadConnectionOutputAsync<InvocationResultDescriptor>(connectionWrapper).OrTimeout();
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Assert.Equal("fromStatic", result.Result);
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// kill the connection
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connectionWrapper.Connection.Dispose();
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await endPointTask.OrTimeout();
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}
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}
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[Fact]
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public async Task HubMethodCanBeVoid()
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{
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var serviceProvider = CreateServiceProvider();
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var endPoint = serviceProvider.GetService<HubEndPoint<MethodHub>>();
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using (var connectionWrapper = new ConnectionWrapper())
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{
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var endPointTask = endPoint.OnConnectedAsync(connectionWrapper.Connection);
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var invocationAdapter = serviceProvider.GetService<InvocationAdapterRegistry>();
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var adapter = invocationAdapter.GetInvocationAdapter("json");
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await SendRequest(connectionWrapper, adapter, "VoidMethod");
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var result = await ReadConnectionOutputAsync<InvocationResultDescriptor>(connectionWrapper).OrTimeout();
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Assert.Null(result.Result);
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// kill the connection
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connectionWrapper.Connection.Dispose();
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await endPointTask.OrTimeout();
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}
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}
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[Fact]
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public async Task HubMethodWithMultiParam()
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{
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var serviceProvider = CreateServiceProvider();
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var endPoint = serviceProvider.GetService<HubEndPoint<MethodHub>>();
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using (var connectionWrapper = new ConnectionWrapper())
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{
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var endPointTask = endPoint.OnConnectedAsync(connectionWrapper.Connection);
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var invocationAdapter = serviceProvider.GetService<InvocationAdapterRegistry>();
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var adapter = invocationAdapter.GetInvocationAdapter("json");
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await SendRequest(connectionWrapper, adapter, "ConcatString", (byte)32, 42, 'm', "string");
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var result = await ReadConnectionOutputAsync<InvocationResultDescriptor>(connectionWrapper).OrTimeout();
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Assert.Equal("32, 42, m, string", result.Result);
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// kill the connection
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connectionWrapper.Connection.Dispose();
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await endPointTask;
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}
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}
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[Fact]
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public async Task CannotCallOverriddenBaseHubMethod()
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{
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var serviceProvider = CreateServiceProvider();
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var endPoint = serviceProvider.GetService<HubEndPoint<MethodHub>>();
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using (var connectionWrapper = new ConnectionWrapper())
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{
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var endPointTask = endPoint.OnConnectedAsync(connectionWrapper.Connection);
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var invocationAdapter = serviceProvider.GetService<InvocationAdapterRegistry>();
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var adapter = invocationAdapter.GetInvocationAdapter("json");
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await SendRequest(connectionWrapper, adapter, "OnDisconnectedAsync");
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var result = await ReadConnectionOutputAsync<InvocationResultDescriptor>(connectionWrapper).OrTimeout();
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Assert.Equal("Unknown hub method 'OnDisconnectedAsync'", result.Error);
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}
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}
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[Fact]
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public async Task BroadcastHubMethod_SendsToAllClients()
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{
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var serviceProvider = CreateServiceProvider();
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var endPoint = serviceProvider.GetService<HubEndPoint<MethodHub>>();
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using (var firstConnection = new ConnectionWrapper())
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using (var secondConnection = new ConnectionWrapper())
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{
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var firstEndPointTask = endPoint.OnConnectedAsync(firstConnection.Connection);
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var secondEndPointTask = endPoint.OnConnectedAsync(secondConnection.Connection);
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await Task.WhenAll(firstConnection.Connected, secondConnection.Connected).OrTimeout();
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var invocationAdapter = serviceProvider.GetService<InvocationAdapterRegistry>();
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var adapter = invocationAdapter.GetInvocationAdapter("json");
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await SendRequest(firstConnection, adapter, "BroadcastMethod", "test");
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foreach (var result in await Task.WhenAll(
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ReadConnectionOutputAsync<InvocationDescriptor>(firstConnection),
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ReadConnectionOutputAsync<InvocationDescriptor>(secondConnection)).OrTimeout())
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{
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Assert.Equal("Broadcast", result.Method);
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Assert.Equal(1, result.Arguments.Length);
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Assert.Equal("test", result.Arguments[0]);
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}
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// kill the connections
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firstConnection.Connection.Dispose();
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secondConnection.Connection.Dispose();
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await Task.WhenAll(firstEndPointTask, secondEndPointTask).OrTimeout();
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}
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}
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[Fact]
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public async Task HubsCanAddAndSendToGroup()
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{
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var serviceProvider = CreateServiceProvider();
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var endPoint = serviceProvider.GetService<HubEndPoint<MethodHub>>();
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using (var firstConnection = new ConnectionWrapper())
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using (var secondConnection = new ConnectionWrapper())
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{
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var firstEndPointTask = endPoint.OnConnectedAsync(firstConnection.Connection);
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var secondEndPointTask = endPoint.OnConnectedAsync(secondConnection.Connection);
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await Task.WhenAll(firstConnection.Connected, secondConnection.Connected).OrTimeout();
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var invocationAdapter = serviceProvider.GetService<InvocationAdapterRegistry>();
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var adapter = invocationAdapter.GetInvocationAdapter("json");
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await SendRequest_IgnoreReceive(firstConnection, adapter, "GroupSendMethod", "testGroup", "test");
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// check that 'secondConnection' hasn't received the group send
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Message message;
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Assert.False(secondConnection.Application.Input.TryRead(out message));
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await SendRequest_IgnoreReceive(secondConnection, adapter, "GroupAddMethod", "testGroup");
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await SendRequest(firstConnection, adapter, "GroupSendMethod", "testGroup", "test");
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// check that 'firstConnection' hasn't received the group send
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Assert.False(firstConnection.Application.Input.TryRead(out message));
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// check that 'secondConnection' has received the group send
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var res = await ReadConnectionOutputAsync<InvocationDescriptor>(secondConnection).OrTimeout();
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Assert.Equal("Send", res.Method);
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Assert.Equal(1, res.Arguments.Length);
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Assert.Equal("test", res.Arguments[0]);
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// kill the connections
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firstConnection.Connection.Dispose();
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secondConnection.Connection.Dispose();
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await Task.WhenAll(firstEndPointTask, secondEndPointTask).OrTimeout();
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}
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}
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[Fact]
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public async Task RemoveFromGroupWhenNotInGroupDoesNotFail()
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{
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var serviceProvider = CreateServiceProvider();
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var endPoint = serviceProvider.GetService<HubEndPoint<MethodHub>>();
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using (var connection = new ConnectionWrapper())
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{
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var endPointTask = endPoint.OnConnectedAsync(connection.Connection);
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var invocationAdapter = serviceProvider.GetService<InvocationAdapterRegistry>();
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var writer = invocationAdapter.GetInvocationAdapter("json");
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await SendRequest_IgnoreReceive(connection, writer, "GroupRemoveMethod", "testGroup");
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// kill the connection
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connection.Connection.Dispose();
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await endPointTask.OrTimeout();
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}
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}
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[Fact]
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public async Task HubsCanSendToUser()
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{
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var serviceProvider = CreateServiceProvider();
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var endPoint = serviceProvider.GetService<HubEndPoint<MethodHub>>();
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using (var firstConnection = new ConnectionWrapper())
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using (var secondConnection = new ConnectionWrapper())
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{
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var firstEndPointTask = endPoint.OnConnectedAsync(firstConnection.Connection);
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var secondEndPointTask = endPoint.OnConnectedAsync(secondConnection.Connection);
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await Task.WhenAll(firstConnection.Connected, secondConnection.Connected).OrTimeout();
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var invocationAdapter = serviceProvider.GetService<InvocationAdapterRegistry>();
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var adapter = invocationAdapter.GetInvocationAdapter("json");
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await SendRequest_IgnoreReceive(firstConnection, adapter, "ClientSendMethod", secondConnection.Connection.User.Identity.Name, "test");
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// check that 'secondConnection' has received the group send
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var res = await ReadConnectionOutputAsync<InvocationDescriptor>(secondConnection).OrTimeout();
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Assert.Equal("Send", res.Method);
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Assert.Equal(1, res.Arguments.Length);
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Assert.Equal("test", res.Arguments[0]);
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// kill the connections
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firstConnection.Connection.Dispose();
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secondConnection.Connection.Dispose();
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await Task.WhenAll(firstEndPointTask, secondEndPointTask).OrTimeout();
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}
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}
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[Fact]
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public async Task HubsCanSendToConnection()
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{
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var serviceProvider = CreateServiceProvider();
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var endPoint = serviceProvider.GetService<HubEndPoint<MethodHub>>();
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using (var firstConnection = new ConnectionWrapper())
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using (var secondConnection = new ConnectionWrapper())
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{
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var firstEndPointTask = endPoint.OnConnectedAsync(firstConnection.Connection);
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var secondEndPointTask = endPoint.OnConnectedAsync(secondConnection.Connection);
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await Task.WhenAll(firstConnection.Connected, secondConnection.Connected).OrTimeout();
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var invocationAdapter = serviceProvider.GetService<InvocationAdapterRegistry>();
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var adapter = invocationAdapter.GetInvocationAdapter("json");
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await SendRequest_IgnoreReceive(firstConnection, adapter, "ConnectionSendMethod", secondConnection.Connection.ConnectionId, "test");
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// check that 'secondConnection' has received the group send
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var result = await ReadConnectionOutputAsync<InvocationDescriptor>(secondConnection).OrTimeout();
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Assert.Equal("Send", result.Method);
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Assert.Equal(1, result.Arguments.Length);
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Assert.Equal("test", result.Arguments[0]);
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// kill the connections
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firstConnection.Connection.Dispose();
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secondConnection.Connection.Dispose();
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await Task.WhenAll(firstEndPointTask, secondEndPointTask).OrTimeout();
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}
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}
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private static Type GetEndPointType(Type hubType)
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{
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var endPointType = typeof(HubEndPoint<>);
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return endPointType.MakeGenericType(hubType);
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}
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private static Type GetGenericType(Type genericType, Type hubType)
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{
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return genericType.MakeGenericType(hubType);
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}
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public async Task SendRequest(ConnectionWrapper connection, IInvocationAdapter writer, string method, params object[] args)
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{
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if (connection == null)
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{
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throw new ArgumentNullException();
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}
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var stream = new MemoryStream();
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await writer.WriteMessageAsync(new InvocationDescriptor
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{
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Arguments = args,
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Method = method
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},
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stream);
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var buffer = ReadableBuffer.Create(stream.ToArray()).Preserve();
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await connection.Application.Output.WriteAsync(new Message(buffer, Format.Binary, endOfMessage: true));
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}
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public async Task SendRequest_IgnoreReceive(ConnectionWrapper connection, IInvocationAdapter writer, string method, params object[] args)
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{
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await SendRequest(connection, writer, method, args);
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// Consume the result
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await connection.Application.Input.ReadAsync();
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}
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private async Task<T> ReadConnectionOutputAsync<T>(ConnectionWrapper connection)
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{
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// TODO: other formats?
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var message = await connection.Application.Input.ReadAsync();
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var serializer = new JsonSerializer();
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return serializer.Deserialize<T>(new JsonTextReader(new StreamReader(new MemoryStream(message.Payload.Buffer.ToArray()))));
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}
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private IServiceProvider CreateServiceProvider(Action<ServiceCollection> addServices = null)
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{
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var services = new ServiceCollection();
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services.AddOptions()
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.AddLogging()
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.AddSignalR();
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addServices?.Invoke(services);
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return services.BuildServiceProvider();
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}
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public class OnConnectedThrowsHub : Hub
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{
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public override Task OnConnectedAsync()
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{
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var tcs = new TaskCompletionSource<object>();
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tcs.SetException(new InvalidOperationException("Hub OnConnected failed."));
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return tcs.Task;
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}
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}
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public class OnDisconnectedThrowsHub : Hub
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{
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public override Task OnDisconnectedAsync(Exception exception)
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{
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var tcs = new TaskCompletionSource<object>();
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tcs.SetException(new InvalidOperationException("Hub OnDisconnected failed."));
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return tcs.Task;
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}
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}
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private class MethodHub : Hub
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{
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public override Task OnConnectedAsync()
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{
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Context.Connection.Metadata.Get<TaskCompletionSource<bool>>("ConnectedTask").SetResult(true);
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return base.OnConnectedAsync();
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}
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public Task GroupRemoveMethod(string groupName)
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{
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return Groups.RemoveAsync(groupName);
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}
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public Task ClientSendMethod(string userId, string message)
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{
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return Clients.User(userId).InvokeAsync("Send", message);
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}
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public Task ConnectionSendMethod(string connectionId, string message)
|
|
{
|
|
return Clients.Client(connectionId).InvokeAsync("Send", message);
|
|
}
|
|
|
|
public Task GroupAddMethod(string groupName)
|
|
{
|
|
return Groups.AddAsync(groupName);
|
|
}
|
|
|
|
public Task GroupSendMethod(string groupName, string message)
|
|
{
|
|
return Clients.Group(groupName).InvokeAsync("Send", message);
|
|
}
|
|
|
|
public Task BroadcastMethod(string message)
|
|
{
|
|
return Clients.All.InvokeAsync("Broadcast", message);
|
|
}
|
|
|
|
public Task<int> TaskValueMethod()
|
|
{
|
|
return Task.FromResult(42);
|
|
}
|
|
|
|
public int ValueMethod()
|
|
{
|
|
return 43;
|
|
}
|
|
|
|
static public string StaticMethod()
|
|
{
|
|
return "fromStatic";
|
|
}
|
|
|
|
public void VoidMethod()
|
|
{
|
|
}
|
|
|
|
public string ConcatString(byte b, int i, char c, string s)
|
|
{
|
|
return $"{b}, {i}, {c}, {s}";
|
|
}
|
|
|
|
public override Task OnDisconnectedAsync(Exception e)
|
|
{
|
|
return TaskCache.CompletedTask;
|
|
}
|
|
}
|
|
|
|
private class TestHub : Hub
|
|
{
|
|
private TrackDispose _trackDispose;
|
|
|
|
public TestHub(TrackDispose trackDispose)
|
|
{
|
|
_trackDispose = trackDispose;
|
|
}
|
|
|
|
protected override void Dispose(bool dispose)
|
|
{
|
|
if (dispose)
|
|
{
|
|
_trackDispose.DisposeCount++;
|
|
}
|
|
}
|
|
}
|
|
|
|
private class TrackDispose
|
|
{
|
|
public int DisposeCount = 0;
|
|
}
|
|
|
|
public class ConnectionWrapper : IDisposable
|
|
{
|
|
private static int _id;
|
|
|
|
public Connection Connection { get; }
|
|
|
|
public IChannelConnection<Message> Application { get; }
|
|
|
|
public Task Connected => Connection.Metadata.Get<TaskCompletionSource<bool>>("ConnectedTask").Task;
|
|
|
|
public ConnectionWrapper(string format = "json")
|
|
{
|
|
var transportToApplication = Channel.CreateUnbounded<Message>();
|
|
var applicationToTransport = Channel.CreateUnbounded<Message>();
|
|
|
|
Application = ChannelConnection.Create(input: applicationToTransport, output: transportToApplication);
|
|
var transport = ChannelConnection.Create(input: transportToApplication, output: applicationToTransport);
|
|
|
|
Connection = new Connection(Guid.NewGuid().ToString(), transport);
|
|
Connection.Metadata["formatType"] = format;
|
|
Connection.User = new ClaimsPrincipal(new ClaimsIdentity(new[] { new Claim(ClaimTypes.Name, Interlocked.Increment(ref _id).ToString()) }));
|
|
|
|
Connection.Metadata["ConnectedTask"] = new TaskCompletionSource<bool>();
|
|
}
|
|
|
|
public void Dispose()
|
|
{
|
|
Connection.Dispose();
|
|
}
|
|
}
|
|
}
|
|
}
|