aspnetcore/src/SignalR/server/SignalR/test/HubConnectionHandlerTests.cs

3802 lines
165 KiB
C#

// Copyright (c) .NET Foundation. All rights reserved.
// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
using System;
using System.Buffers;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.Linq;
using System.Security.Claims;
using System.Text;
using System.Threading.Tasks;
using MessagePack;
using MessagePack.Formatters;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Connections;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Http.Connections.Features;
using Microsoft.AspNetCore.Http.Connections.Internal;
using Microsoft.AspNetCore.SignalR.Internal;
using Microsoft.AspNetCore.SignalR.Protocol;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Logging;
using Microsoft.Extensions.Logging.Testing;
using Microsoft.Extensions.Options;
using Moq;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using Newtonsoft.Json.Serialization;
using Xunit;
namespace Microsoft.AspNetCore.SignalR.Tests
{
public class HubConnectionHandlerTests : VerifiableLoggedTest
{
[Fact]
[LogLevel(LogLevel.Trace)]
public async Task HubsAreDisposed()
{
using (StartVerifiableLog())
{
var trackDispose = new TrackDispose();
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(s => s.AddSingleton(trackDispose), LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<DisposeTrackingHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
// kill the connection
client.Dispose();
await connectionHandlerTask;
Assert.Equal(2, trackDispose.DisposeCount);
}
}
}
[Fact]
public async Task AsyncDisposablesInHubsAreSupported()
{
using (StartVerifiableLog())
{
var trackDispose = new TrackDispose();
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(s =>
{
s.AddScoped<AsyncDisposable>();
s.AddSingleton(trackDispose);
},
LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<HubWithAsyncDisposable>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
var result = (await client.InvokeAsync(nameof(HubWithAsyncDisposable.Test)).OrTimeout());
Assert.NotNull(result);
// kill the connection
client.Dispose();
await connectionHandlerTask;
Assert.Equal(3, trackDispose.DisposeCount);
}
}
}
[Fact]
public async Task ConnectionAbortedTokenTriggers()
{
using (StartVerifiableLog())
{
var state = new ConnectionLifetimeState();
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(s => s.AddSingleton(state), LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<ConnectionLifetimeHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
// kill the connection
client.Dispose();
await connectionHandlerTask.OrTimeout();
Assert.True(state.TokenCallbackTriggered);
Assert.False(state.TokenStateInConnected);
Assert.True(state.TokenStateInDisconnected);
}
}
}
[Fact]
public async Task OnDisconnectedAsyncTriggersWhenAbortedTokenCallbackThrows()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(null, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<ErrorInAbortedTokenHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
// kill the connection
client.Dispose();
await connectionHandlerTask.OrTimeout();
var firedOnConnected = (bool)client.Connection.Items[nameof(ErrorInAbortedTokenHub.OnConnectedAsync)];
var firedOnDisconnected = (bool)client.Connection.Items[nameof(ErrorInAbortedTokenHub.OnDisconnectedAsync)];
Assert.True(firedOnConnected);
Assert.True(firedOnDisconnected);
}
}
}
[Fact]
public async Task AbortFromHubMethodForcesClientDisconnect()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(null, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<AbortHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
await client.SendInvocationAsync(nameof(AbortHub.Kill)).OrTimeout();
await connectionHandlerTask.OrTimeout();
Assert.Null(client.TryRead());
}
}
}
[Fact]
public async Task MissingHandshakeAndMessageSentFromHubConnectionCanBeDisposedCleanly()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(null, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<SimpleHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler, false, false);
// kill the connection
client.Dispose();
await connectionHandlerTask;
Assert.Null(client.HandshakeResponseMessage);
}
}
}
[Fact]
public async Task HandshakeTimesOut()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(services =>
{
services.Configure<HubOptions>(options =>
{
options.HandshakeTimeout = TimeSpan.FromMilliseconds(5);
});
}, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<SimpleHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler, false);
Assert.NotNull(client.HandshakeResponseMessage);
Assert.Equal("Handshake was canceled.", client.HandshakeResponseMessage.Error);
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task CanLoadHubContext()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(null, LoggerFactory);
var context = serviceProvider.GetRequiredService<IHubContext<SimpleHub>>();
await context.Clients.All.SendAsync("Send", "test");
}
}
[Fact]
public async Task CanLoadTypedHubContext()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(null, LoggerFactory);
var context = serviceProvider.GetRequiredService<IHubContext<SimpleTypedHub, ITypedHubClient>>();
await context.Clients.All.Send("test");
}
}
[Fact]
public void FailsToLoadInvalidTypedHubClient()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(null, LoggerFactory);
var ex = Assert.Throws<InvalidOperationException>(() =>
serviceProvider.GetRequiredService<IHubContext<SimpleVoidReturningTypedHub, IVoidReturningTypedHubClient>>());
Assert.Equal($"Cannot generate proxy implementation for '{typeof(IVoidReturningTypedHubClient).FullName}.{nameof(IVoidReturningTypedHubClient.Send)}'. All client proxy methods must return '{typeof(Task).FullName}'.", ex.Message);
}
}
[Fact]
public async Task HandshakeFailureFromUnknownProtocolSendsResponseWithError()
{
using (StartVerifiableLog())
{
var hubProtocolMock = new Mock<IHubProtocol>();
hubProtocolMock.Setup(m => m.Name).Returns("CustomProtocol");
var connectionHandler = HubConnectionHandlerTestUtils.GetHubConnectionHandler(typeof(HubT), loggerFactory: LoggerFactory);
using (var client = new TestClient(protocol: hubProtocolMock.Object))
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
Assert.NotNull(client.HandshakeResponseMessage);
Assert.Equal("The protocol 'CustomProtocol' is not supported.", client.HandshakeResponseMessage.Error);
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task HandshakeFailureFromUnsupportedFormatSendsResponseWithError()
{
using (StartVerifiableLog())
{
var hubProtocolMock = new Mock<IHubProtocol>();
hubProtocolMock.Setup(m => m.Name).Returns("CustomProtocol");
var connectionHandler = HubConnectionHandlerTestUtils.GetHubConnectionHandler(typeof(HubT), loggerFactory: LoggerFactory);
using (var client = new TestClient(protocol: new MessagePackHubProtocol()))
{
client.SupportedFormats = TransferFormat.Text;
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
Assert.NotNull(client.HandshakeResponseMessage);
Assert.Equal("Cannot use the 'messagepack' protocol on the current transport. The transport does not support 'Binary' transfer format.", client.HandshakeResponseMessage.Error);
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task ConnectionClosedWhenHandshakeLargerThanMaxMessageSize()
{
using (StartVerifiableLog())
{
var connectionHandler = HubConnectionHandlerTestUtils.GetHubConnectionHandler(typeof(HubT), loggerFactory: LoggerFactory,
builder =>
{
builder.AddSignalR(o =>
{
o.MaximumReceiveMessageSize = 1;
});
});
using (var client = new TestClient())
{
client.SupportedFormats = TransferFormat.Text;
var connectionHandlerTask = await client.ConnectAsync(connectionHandler,
sendHandshakeRequestMessage: true,
expectedHandshakeResponseMessage: false);
var message = await client.ReadAsync(isHandshake: true).OrTimeout();
Assert.Equal("Handshake was canceled.", ((HandshakeResponseMessage)message).Error);
// Connection closes
await connectionHandlerTask.OrTimeout();
client.Dispose();
}
}
}
[Fact]
public async Task SendingHandshakeRequestInChunksWorks()
{
using (StartVerifiableLog())
{
var connectionHandler = HubConnectionHandlerTestUtils.GetHubConnectionHandler(typeof(HubT), loggerFactory: LoggerFactory);
var part1 = Encoding.UTF8.GetBytes("{\"protocol\": \"json\"");
var part2 = Encoding.UTF8.GetBytes(",\"version\": 1}");
var part3 = Encoding.UTF8.GetBytes("\u001e");
using (var client = new TestClient())
{
client.SupportedFormats = TransferFormat.Text;
var connectionHandlerTask = await client.ConnectAsync(connectionHandler,
sendHandshakeRequestMessage: false,
expectedHandshakeResponseMessage: false);
// Wait for the handshake response
var task = client.ReadAsync(isHandshake: true);
await client.Connection.Application.Output.WriteAsync(part1);
Assert.False(task.IsCompleted);
await client.Connection.Application.Output.WriteAsync(part2);
Assert.False(task.IsCompleted);
await client.Connection.Application.Output.WriteAsync(part3);
Assert.True(task.IsCompleted);
var response = (await task) as HandshakeResponseMessage;
Assert.NotNull(response);
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task SendingInvocatonInChunksWorks()
{
using (StartVerifiableLog())
{
var connectionHandler = HubConnectionHandlerTestUtils.GetHubConnectionHandler(typeof(HubT), loggerFactory: LoggerFactory);
var part1 = Encoding.UTF8.GetBytes("{\"type\":1, \"invocationId\":\"1\", ");
var part2 = Encoding.UTF8.GetBytes("\"target\": \"Echo\", \"arguments\"");
var part3 = Encoding.UTF8.GetBytes(":[\"hello\"]}\u001e");
using (var client = new TestClient())
{
client.SupportedFormats = TransferFormat.Text;
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
// Wait for the hub completion
var task = client.ReadAsync();
await client.Connection.Application.Output.WriteAsync(part1);
Assert.False(task.IsCompleted);
await client.Connection.Application.Output.WriteAsync(part2);
Assert.False(task.IsCompleted);
await client.Connection.Application.Output.WriteAsync(part3);
Assert.True(task.IsCompleted);
var completionMessage = await task as CompletionMessage;
Assert.NotNull(completionMessage);
Assert.Equal("hello", completionMessage.Result);
Assert.Equal("1", completionMessage.InvocationId);
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task SendingHandshakeRequestAndInvocationInSamePayloadParsesHandshakeAndInvocation()
{
using (StartVerifiableLog())
{
var connectionHandler = HubConnectionHandlerTestUtils.GetHubConnectionHandler(typeof(HubT), loggerFactory: LoggerFactory);
var payload = Encoding.UTF8.GetBytes("{\"protocol\": \"json\",\"version\": 1}\u001e{\"type\":1, \"invocationId\":\"1\", \"target\": \"Echo\", \"arguments\":[\"hello\"]}\u001e");
using (var client = new TestClient())
{
client.SupportedFormats = TransferFormat.Text;
var connectionHandlerTask = await client.ConnectAsync(connectionHandler,
sendHandshakeRequestMessage: false,
expectedHandshakeResponseMessage: false);
// Wait for the handshake response
var task = client.ReadAsync(isHandshake: true);
await client.Connection.Application.Output.WriteAsync(payload);
Assert.True(task.IsCompleted);
var response = await task as HandshakeResponseMessage;
Assert.NotNull(response);
var completionMessage = await client.ReadAsync() as CompletionMessage;
Assert.NotNull(completionMessage);
Assert.Equal("hello", completionMessage.Result);
Assert.Equal("1", completionMessage.InvocationId);
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task HandshakeSuccessSendsResponseWithoutError()
{
using (StartVerifiableLog())
{
var connectionHandler = HubConnectionHandlerTestUtils.GetHubConnectionHandler(typeof(HubT), loggerFactory: LoggerFactory);
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
Assert.NotNull(client.HandshakeResponseMessage);
Assert.Null(client.HandshakeResponseMessage.Error);
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task HubMessageOverTheMaxMessageSizeThrows()
{
var payload = Encoding.UTF8.GetBytes("{\"type\":1, \"invocationId\":\"1\", \"target\": \"Echo\", \"arguments\":[\"hello\"]}\u001e");
var maximumMessageSize = payload.Length - 10;
using (StartVerifiableLog())
{
var connectionHandler = HubConnectionHandlerTestUtils.GetHubConnectionHandler(typeof(HubT), LoggerFactory,
services => services.AddSignalR().AddHubOptions<HubT>(o => o.MaximumReceiveMessageSize = maximumMessageSize));
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
await client.Connection.Application.Output.WriteAsync(payload);
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
var exceptionLog = TestSink.Writes.Where(w => string.Equals(w.LoggerName, "Microsoft.AspNetCore.SignalR.HubConnectionHandler") &&
(w.Exception is InvalidDataException ide));
Assert.Single(exceptionLog);
Assert.Equal(exceptionLog.First().Exception.Message, $"The maximum message size of {maximumMessageSize}B was exceeded. The message size can be configured in AddHubOptions.");
}
[Fact]
public async Task ChunkedHubMessageOverTheMaxMessageSizeThrows()
{
var payload = Encoding.UTF8.GetBytes("{\"type\":1, \"invocationId\":\"1\", \"target\": \"Echo\", \"arguments\":[\"hello\"]}\u001e");
var maximumMessageSize = payload.Length - 10;
using (StartVerifiableLog())
{
var connectionHandler = HubConnectionHandlerTestUtils.GetHubConnectionHandler(typeof(HubT), LoggerFactory,
services => services.AddSignalR().AddHubOptions<HubT>(o => o.MaximumReceiveMessageSize = maximumMessageSize));
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
await client.Connection.Application.Output.WriteAsync(payload.AsMemory(0, payload.Length / 2));
await client.Connection.Application.Output.WriteAsync(payload.AsMemory(payload.Length / 2));
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
var exceptionLog = TestSink.Writes.Where(w => string.Equals(w.LoggerName, "Microsoft.AspNetCore.SignalR.HubConnectionHandler") &&
(w.Exception is InvalidDataException ide));
Assert.Single(exceptionLog);
Assert.Equal(exceptionLog.First().Exception.Message, $"The maximum message size of {maximumMessageSize}B was exceeded. The message size can be configured in AddHubOptions.");
}
[Fact]
public async Task ManyHubMessagesOneOverTheMaxMessageSizeThrows()
{
var payload1 = Encoding.UTF8.GetBytes("{\"type\":1, \"invocationId\":\"1\", \"target\": \"Echo\", \"arguments\":[\"one\"]}\u001e");
var payload2 = Encoding.UTF8.GetBytes("{\"type\":1, \"invocationId\":\"2\", \"target\": \"Echo\", \"arguments\":[\"two\"]}\u001e");
var payload3 = Encoding.UTF8.GetBytes("{\"type\":1, \"invocationId\":\"3\", \"target\": \"Echo\", \"arguments\":[\"three\"]}\u001e");
// Between the first and the second payload so we'll end up slicing with some remaining in the slice for
// the next message
var maximumMessageSize = payload1.Length + 1;
using (StartVerifiableLog())
{
var connectionHandler = HubConnectionHandlerTestUtils.GetHubConnectionHandler(typeof(HubT), LoggerFactory,
services => services.AddSignalR().AddHubOptions<HubT>(o => o.MaximumReceiveMessageSize = maximumMessageSize));
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
client.Connection.Application.Output.Write(payload1);
client.Connection.Application.Output.Write(payload2);
client.Connection.Application.Output.Write(payload3);
await client.Connection.Application.Output.FlushAsync();
// 2 invocations should be processed
var completionMessage = await client.ReadAsync().OrTimeout() as CompletionMessage;
Assert.NotNull(completionMessage);
Assert.Equal("1", completionMessage.InvocationId);
Assert.Equal("one", completionMessage.Result);
completionMessage = await client.ReadAsync().OrTimeout() as CompletionMessage;
Assert.NotNull(completionMessage);
Assert.Equal("2", completionMessage.InvocationId);
Assert.Equal("two", completionMessage.Result);
// We never receive the 3rd message since it was over the maximum message size
CloseMessage closeMessage = await client.ReadAsync().OrTimeout() as CloseMessage;
Assert.NotNull(closeMessage);
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
var exceptionLog = TestSink.Writes.Where(w => string.Equals(w.LoggerName, "Microsoft.AspNetCore.SignalR.HubConnectionHandler") &&
(w.Exception is InvalidDataException ide));
Assert.Single(exceptionLog);
Assert.Equal(exceptionLog.First().Exception.Message, $"The maximum message size of {maximumMessageSize}B was exceeded. The message size can be configured in AddHubOptions.");
}
[Fact]
public async Task ManyHubMessagesUnderTheMessageSizeButConfiguredWithMax()
{
var payload1 = Encoding.UTF8.GetBytes("{\"type\":1, \"invocationId\":\"1\", \"target\": \"Echo\", \"arguments\":[\"one\"]}\u001e");
var payload2 = Encoding.UTF8.GetBytes("{\"type\":1, \"invocationId\":\"2\", \"target\": \"Echo\", \"arguments\":[\"two\"]}\u001e");
var payload3 = Encoding.UTF8.GetBytes("{\"type\":1, \"invocationId\":\"3\", \"target\": \"Echo\", \"arguments\":[\"three\"]}\u001e");
// Bigger than all 3 messages
var maximumMessageSize = payload3.Length + 10;
using (StartVerifiableLog())
{
var connectionHandler = HubConnectionHandlerTestUtils.GetHubConnectionHandler(typeof(HubT), LoggerFactory,
services => services.AddSignalR().AddHubOptions<HubT>(o => o.MaximumReceiveMessageSize = maximumMessageSize));
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
client.Connection.Application.Output.Write(payload1);
client.Connection.Application.Output.Write(payload2);
client.Connection.Application.Output.Write(payload3);
await client.Connection.Application.Output.FlushAsync();
// 2 invocations should be processed
var completionMessage = await client.ReadAsync().OrTimeout() as CompletionMessage;
Assert.NotNull(completionMessage);
Assert.Equal("1", completionMessage.InvocationId);
Assert.Equal("one", completionMessage.Result);
completionMessage = await client.ReadAsync().OrTimeout() as CompletionMessage;
Assert.NotNull(completionMessage);
Assert.Equal("2", completionMessage.InvocationId);
Assert.Equal("two", completionMessage.Result);
completionMessage = await client.ReadAsync().OrTimeout() as CompletionMessage;
Assert.NotNull(completionMessage);
Assert.Equal("3", completionMessage.InvocationId);
Assert.Equal("three", completionMessage.Result);
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task HandshakeFailureFromIncompatibleProtocolVersionSendsResponseWithError()
{
using (StartVerifiableLog())
{
var hubProtocolMock = new Mock<IHubProtocol>();
hubProtocolMock.Setup(m => m.Name).Returns("json");
hubProtocolMock.Setup(m => m.Version).Returns(9001);
var connectionHandler = HubConnectionHandlerTestUtils.GetHubConnectionHandler(typeof(HubT), loggerFactory: LoggerFactory);
using (var client = new TestClient(protocol: hubProtocolMock.Object))
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
Assert.NotNull(client.HandshakeResponseMessage);
Assert.Equal("The server does not support version 9001 of the 'json' protocol.", client.HandshakeResponseMessage.Error);
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task ConnectionClosesOnServerWithPartialHandshakeMessageAndCompletedPipe()
{
using (StartVerifiableLog())
{
var connectionHandler = HubConnectionHandlerTestUtils.GetHubConnectionHandler(typeof(HubT), loggerFactory: LoggerFactory);
using (var client = new TestClient())
{
// partial handshake
var payload = Encoding.UTF8.GetBytes("{\"protocol\": \"json\",\"ver");
await client.Connection.Application.Output.WriteAsync(payload).OrTimeout();
var connectionHandlerTask = await client.ConnectAsync(connectionHandler, sendHandshakeRequestMessage: false, expectedHandshakeResponseMessage: false);
// Complete the pipe to 'close' the connection
client.Connection.Application.Output.Complete();
// This will never complete as the pipe was completed and nothing can be written to it
var handshakeReadTask = client.ReadAsync(true);
// Check that the connection was closed on the server
await connectionHandlerTask.OrTimeout();
Assert.False(handshakeReadTask.IsCompleted);
client.Dispose();
}
}
}
[Fact]
public async Task LifetimeManagerOnDisconnectedAsyncCalledIfLifetimeManagerOnConnectedAsyncThrows()
{
using (StartVerifiableLog())
{
var mockLifetimeManager = new Mock<HubLifetimeManager<Hub>>();
mockLifetimeManager
.Setup(m => m.OnConnectedAsync(It.IsAny<HubConnectionContext>()))
.Throws(new InvalidOperationException("Lifetime manager OnConnectedAsync failed."));
var mockHubActivator = new Mock<IHubActivator<Hub>>();
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(services =>
{
services.AddSingleton(mockLifetimeManager.Object);
services.AddSingleton(mockHubActivator.Object);
}, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<Hub>>();
using (var client = new TestClient())
{
var exception =
await Assert.ThrowsAsync<InvalidOperationException>(
async () =>
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
await connectionHandlerTask.OrTimeout();
});
Assert.Equal("Lifetime manager OnConnectedAsync failed.", exception.Message);
client.Dispose();
mockLifetimeManager.Verify(m => m.OnConnectedAsync(It.IsAny<HubConnectionContext>()), Times.Once);
mockLifetimeManager.Verify(m => m.OnDisconnectedAsync(It.IsAny<HubConnectionContext>()), Times.Once);
// No hubs should be created since the connection is terminated
mockHubActivator.Verify(m => m.Create(), Times.Never);
mockHubActivator.Verify(m => m.Release(It.IsAny<Hub>()), Times.Never);
}
}
}
[Fact]
public async Task HubOnDisconnectedAsyncCalledIfHubOnConnectedAsyncThrows()
{
bool ExpectedErrors(WriteContext writeContext)
{
return writeContext.LoggerName == "Microsoft.AspNetCore.SignalR.HubConnectionHandler" &&
writeContext.EventId.Name == "ErrorDispatchingHubEvent";
}
using (StartVerifiableLog(ExpectedErrors))
{
var mockLifetimeManager = new Mock<HubLifetimeManager<OnConnectedThrowsHub>>();
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(services =>
{
services.AddSingleton(mockLifetimeManager.Object);
}, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<OnConnectedThrowsHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
client.Dispose();
await connectionHandlerTask.OrTimeout();
mockLifetimeManager.Verify(m => m.OnConnectedAsync(It.IsAny<HubConnectionContext>()), Times.Once);
mockLifetimeManager.Verify(m => m.OnDisconnectedAsync(It.IsAny<HubConnectionContext>()), Times.Once);
}
}
}
[Fact]
public async Task LifetimeManagerOnDisconnectedAsyncCalledIfHubOnDisconnectedAsyncThrows()
{
bool ExpectedErrors(WriteContext writeContext)
{
return writeContext.LoggerName == "Microsoft.AspNetCore.SignalR.HubConnectionHandler" &&
writeContext.EventId.Name == "ErrorDispatchingHubEvent";
}
using (StartVerifiableLog(ExpectedErrors))
{
var mockLifetimeManager = new Mock<HubLifetimeManager<OnDisconnectedThrowsHub>>();
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(services =>
{
services.AddSingleton(mockLifetimeManager.Object);
}, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<OnDisconnectedThrowsHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
client.Dispose();
var exception = await Assert.ThrowsAsync<InvalidOperationException>(async () => await connectionHandlerTask);
Assert.Equal("Hub OnDisconnected failed.", exception.Message);
mockLifetimeManager.Verify(m => m.OnConnectedAsync(It.IsAny<HubConnectionContext>()), Times.Once);
mockLifetimeManager.Verify(m => m.OnDisconnectedAsync(It.IsAny<HubConnectionContext>()), Times.Once);
}
}
}
[Fact]
public async Task HubMethodCanReturnValueFromTask()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(null, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
var result = (await client.InvokeAsync(nameof(MethodHub.TaskValueMethod)).OrTimeout()).Result;
// json serializer makes this a long
Assert.Equal(42L, result);
// kill the connection
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task HubMethodCanReturnValueFromValueTask()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(null, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
var result = (await client.InvokeAsync(nameof(MethodHub.ValueTaskValueMethod)).OrTimeout()).Result;
// json serializer makes this a long
Assert.Equal(43L, result);
// kill the connection
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task HubMethodCanReturnValueTask()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(null, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
var result = (await client.InvokeAsync(nameof(MethodHub.ValueTaskMethod)).OrTimeout()).Result;
Assert.Null(result);
// kill the connection
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Theory]
[MemberData(nameof(HubTypes))]
public async Task HubMethodsAreCaseInsensitive(Type hubType)
{
using (StartVerifiableLog())
{
var connectionHandler = HubConnectionHandlerTestUtils.GetHubConnectionHandler(hubType, loggerFactory: LoggerFactory);
using (var client = new TestClient())
{
var connectionHandlerTask = (Task)await client.ConnectAsync(connectionHandler);
var result = (await client.InvokeAsync("echo", "hello").OrTimeout()).Result;
Assert.Equal("hello", result);
// kill the connection
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Theory]
[InlineData(nameof(MethodHub.MethodThatThrows), true)]
[InlineData(nameof(MethodHub.MethodThatYieldsFailedTask), false)]
public async Task HubMethodCanThrowOrYieldFailedTask(string methodName, bool detailedErrors)
{
var hasErrorLog = false;
bool ExpectedErrors(WriteContext writeContext)
{
var expected = writeContext.LoggerName == "Microsoft.AspNetCore.SignalR.Internal.DefaultHubDispatcher" &&
writeContext.EventId.Name == "FailedInvokingHubMethod";
if (expected)
{
hasErrorLog = true;
return true;
}
return false;
}
using (StartVerifiableLog(ExpectedErrors))
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(builder =>
{
builder.AddSignalR(options =>
{
options.EnableDetailedErrors = detailedErrors;
});
}, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
var message = await client.InvokeAsync(methodName).OrTimeout();
if (detailedErrors)
{
Assert.Equal($"An unexpected error occurred invoking '{methodName}' on the server. InvalidOperationException: BOOM!", message.Error);
}
else
{
Assert.Equal($"An unexpected error occurred invoking '{methodName}' on the server.", message.Error);
}
// kill the connection
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
Assert.True(hasErrorLog);
}
[Fact]
public async Task DetailedExceptionEvenWhenNotExplicitlySet()
{
bool ExpectedErrors(WriteContext writeContext)
{
return writeContext.LoggerName == "Microsoft.AspNetCore.SignalR.Internal.DefaultHubDispatcher" &&
writeContext.EventId.Name == "FailedInvokingHubMethod";
}
using (StartVerifiableLog(ExpectedErrors))
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(null, LoggerFactory);
var methodName = nameof(MethodHub.ThrowHubException);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
var message = await client.InvokeAsync(methodName).OrTimeout();
Assert.Equal($"An unexpected error occurred invoking '{methodName}' on the server. HubException: This is a hub exception", message.Error);
// kill the connection
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task HubMethodDoesNotSendResultWhenInvocationIsNonBlocking()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(null, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
await client.SendInvocationAsync(nameof(MethodHub.ValueMethod), nonBlocking: true).OrTimeout();
// kill the connection
client.Dispose();
// Ensure the client channel is empty
var message = client.TryRead();
switch (message)
{
case CloseMessage close:
break;
default:
Assert.Null(message);
break;
}
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task HubMethodCanBeVoid()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(null, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
var result = (await client.InvokeAsync(nameof(MethodHub.VoidMethod)).OrTimeout()).Result;
Assert.Null(result);
// kill the connection
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task HubMethodCanBeRenamedWithAttribute()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(null, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
var result = (await client.InvokeAsync("RenamedMethod").OrTimeout()).Result;
// json serializer makes this a long
Assert.Equal(43L, result);
// kill the connection
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task HubMethodNameAttributeIsInherited()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(null, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<InheritedHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
var result = (await client.InvokeAsync("RenamedVirtualMethod").OrTimeout()).Result;
// json serializer makes this a long
Assert.Equal(34L, result);
// kill the connection
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Theory]
[InlineData(nameof(MethodHub.VoidMethod))]
[InlineData(nameof(MethodHub.MethodThatThrows))]
[InlineData(nameof(MethodHub.ValueMethod))]
public async Task NonBlockingInvocationDoesNotSendCompletion(string methodName)
{
bool ExpectedErrors(WriteContext writeContext)
{
return methodName == nameof(MethodHub.MethodThatThrows) && writeContext.LoggerName == "Microsoft.AspNetCore.SignalR.Internal.DefaultHubDispatcher" &&
writeContext.EventId.Name == "FailedInvokingHubMethod";
}
using (StartVerifiableLog(ExpectedErrors))
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(null, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
// This invocation should be completely synchronous
await client.SendInvocationAsync(methodName, nonBlocking: true).OrTimeout();
// kill the connection
client.Dispose();
// only thing written should be close message
var closeMessage = await client.ReadAsync().OrTimeout();
Assert.IsType<CloseMessage>(closeMessage);
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task HubMethodWithMultiParam()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(null, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
var result = (await client.InvokeAsync(nameof(MethodHub.ConcatString), (byte)32, 42, 'm', "string").OrTimeout()).Result;
Assert.Equal("32, 42, m, string", result);
// kill the connection
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task CanCallInheritedHubMethodFromInheritingHub()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(null, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<InheritedHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
var result = (await client.InvokeAsync(nameof(InheritedHub.BaseMethod), "string").OrTimeout()).Result;
Assert.Equal("string", result);
// kill the connection
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task CanCallOverridenVirtualHubMethod()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(null, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<InheritedHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
var result = (await client.InvokeAsync(nameof(InheritedHub.VirtualMethod), 10).OrTimeout()).Result;
Assert.Equal(0L, result);
// kill the connection
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task CannotCallOverriddenBaseHubMethod()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(null, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
var result = await client.InvokeAsync(nameof(MethodHub.OnDisconnectedAsync)).OrTimeout();
Assert.Equal("Failed to invoke 'OnDisconnectedAsync' due to an error on the server. HubException: Method does not exist.", result.Error);
// kill the connection
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public void HubsCannotHaveOverloadedMethods()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(null, LoggerFactory);
try
{
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<InvalidHub>>();
Assert.True(false);
}
catch (NotSupportedException ex)
{
Assert.Equal("Duplicate definitions of 'OverloadedMethod'. Overloading is not supported.", ex.Message);
}
}
}
[Fact]
public async Task CannotCallStaticHubMethods()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(null, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
var result = await client.InvokeAsync(nameof(MethodHub.StaticMethod)).OrTimeout();
Assert.Equal("Failed to invoke 'StaticMethod' due to an error on the server. HubException: Method does not exist.", result.Error);
// kill the connection
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task CannotCallObjectMethodsOnHub()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(null, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
var result = await client.InvokeAsync(nameof(MethodHub.ToString)).OrTimeout();
Assert.Equal("Failed to invoke 'ToString' due to an error on the server. HubException: Method does not exist.", result.Error);
result = await client.InvokeAsync(nameof(MethodHub.GetHashCode)).OrTimeout();
Assert.Equal("Failed to invoke 'GetHashCode' due to an error on the server. HubException: Method does not exist.", result.Error);
result = await client.InvokeAsync(nameof(MethodHub.Equals)).OrTimeout();
Assert.Equal("Failed to invoke 'Equals' due to an error on the server. HubException: Method does not exist.", result.Error);
result = await client.InvokeAsync(nameof(MethodHub.ReferenceEquals)).OrTimeout();
Assert.Equal("Failed to invoke 'ReferenceEquals' due to an error on the server. HubException: Method does not exist.", result.Error);
// kill the connection
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task CannotCallDisposeMethodOnHub()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(null, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
var result = await client.InvokeAsync(nameof(MethodHub.Dispose)).OrTimeout();
Assert.Equal("Failed to invoke 'Dispose' due to an error on the server. HubException: Method does not exist.", result.Error);
// kill the connection
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Theory]
[MemberData(nameof(HubTypes))]
public async Task BroadcastHubMethodSendsToAllClients(Type hubType)
{
using (StartVerifiableLog())
{
var connectionHandler = HubConnectionHandlerTestUtils.GetHubConnectionHandler(hubType, loggerFactory: LoggerFactory);
using (var firstClient = new TestClient())
using (var secondClient = new TestClient())
{
var firstConnectionHandlerTask = await firstClient.ConnectAsync(connectionHandler);
var secondConnectionHandlerTask = await secondClient.ConnectAsync(connectionHandler);
await Task.WhenAll(firstClient.Connected, secondClient.Connected).OrTimeout();
await firstClient.SendInvocationAsync(nameof(MethodHub.BroadcastMethod), "test").OrTimeout();
foreach (var result in await Task.WhenAll(
firstClient.ReadAsync(),
secondClient.ReadAsync()).OrTimeout())
{
var invocation = Assert.IsType<InvocationMessage>(result);
Assert.Equal("Broadcast", invocation.Target);
Assert.Single(invocation.Arguments);
Assert.Equal("test", invocation.Arguments[0]);
}
// kill the connections
firstClient.Dispose();
secondClient.Dispose();
await Task.WhenAll(firstConnectionHandlerTask, secondConnectionHandlerTask).OrTimeout();
}
}
}
[Fact]
public async Task SendArraySendsArrayToAllClients()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(null, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var firstClient = new TestClient())
using (var secondClient = new TestClient())
{
var firstConnectionHandlerTask = await firstClient.ConnectAsync(connectionHandler);
var secondConnectionHandlerTask = await secondClient.ConnectAsync(connectionHandler);
await Task.WhenAll(firstClient.Connected, secondClient.Connected).OrTimeout();
await firstClient.SendInvocationAsync(nameof(MethodHub.SendArray)).OrTimeout();
foreach (var result in await Task.WhenAll(
firstClient.ReadAsync(),
secondClient.ReadAsync()).OrTimeout())
{
var invocation = Assert.IsType<InvocationMessage>(result);
Assert.Equal("Array", invocation.Target);
Assert.Single(invocation.Arguments);
var values = ((JArray)invocation.Arguments[0]).Select(t => t.Value<int>()).ToArray();
Assert.Equal(new[] { 1, 2, 3 }, values);
}
// kill the connections
firstClient.Dispose();
secondClient.Dispose();
await Task.WhenAll(firstConnectionHandlerTask, secondConnectionHandlerTask).OrTimeout();
}
}
}
[Theory]
[MemberData(nameof(HubTypes))]
public async Task SendToOthers(Type hubType)
{
using (StartVerifiableLog())
{
var connectionHandler = HubConnectionHandlerTestUtils.GetHubConnectionHandler(hubType, loggerFactory: LoggerFactory);
using (var firstClient = new TestClient())
using (var secondClient = new TestClient())
{
var firstConnectionHandlerTask = await firstClient.ConnectAsync(connectionHandler);
var secondConnectionHandlerTask = await secondClient.ConnectAsync(connectionHandler);
await Task.WhenAll(firstClient.Connected, secondClient.Connected).OrTimeout();
await firstClient.SendInvocationAsync("SendToOthers", "To others").OrTimeout();
var secondClientResult = await secondClient.ReadAsync().OrTimeout();
var invocation = Assert.IsType<InvocationMessage>(secondClientResult);
Assert.Equal("Send", invocation.Target);
Assert.Equal("To others", invocation.Arguments[0]);
var firstClientResult = await firstClient.ReadAsync().OrTimeout();
var completion = Assert.IsType<CompletionMessage>(firstClientResult);
await secondClient.SendInvocationAsync("BroadcastMethod", "To everyone").OrTimeout();
firstClientResult = await firstClient.ReadAsync().OrTimeout();
invocation = Assert.IsType<InvocationMessage>(firstClientResult);
Assert.Equal("Broadcast", invocation.Target);
Assert.Equal("To everyone", invocation.Arguments[0]);
// kill the connections
firstClient.Dispose();
secondClient.Dispose();
await Task.WhenAll(firstConnectionHandlerTask, secondConnectionHandlerTask).OrTimeout();
}
}
}
[Theory]
[MemberData(nameof(HubTypes))]
public async Task SendToCaller(Type hubType)
{
using (StartVerifiableLog())
{
var connectionHandler = HubConnectionHandlerTestUtils.GetHubConnectionHandler(hubType, loggerFactory: LoggerFactory);
using (var firstClient = new TestClient())
using (var secondClient = new TestClient())
{
var firstConnectionHandlerTask = await firstClient.ConnectAsync(connectionHandler);
var secondConnectionHandlerTask = await secondClient.ConnectAsync(connectionHandler);
await Task.WhenAll(firstClient.Connected, secondClient.Connected).OrTimeout();
await firstClient.SendInvocationAsync("SendToCaller", "To caller").OrTimeout();
var firstClientResult = await firstClient.ReadAsync().OrTimeout();
var invocation = Assert.IsType<InvocationMessage>(firstClientResult);
Assert.Equal("Send", invocation.Target);
Assert.Equal("To caller", invocation.Arguments[0]);
await firstClient.SendInvocationAsync("BroadcastMethod", "To everyone").OrTimeout();
var secondClientResult = await secondClient.ReadAsync().OrTimeout();
invocation = Assert.IsType<InvocationMessage>(secondClientResult);
Assert.Equal("Broadcast", invocation.Target);
Assert.Equal("To everyone", invocation.Arguments[0]);
// kill the connections
firstClient.Dispose();
secondClient.Dispose();
await Task.WhenAll(firstConnectionHandlerTask, secondConnectionHandlerTask).OrTimeout();
}
}
}
[Fact]
public async Task FailsToInitializeInvalidTypedHub()
{
bool ExpectedErrors(WriteContext writeContext)
{
return writeContext.LoggerName == "Microsoft.AspNetCore.SignalR.HubConnectionHandler" &&
writeContext.EventId.Name == "ErrorDispatchingHubEvent";
}
using (StartVerifiableLog(ExpectedErrors))
{
var connectionHandler = HubConnectionHandlerTestUtils.GetHubConnectionHandler(typeof(SimpleVoidReturningTypedHub), loggerFactory: LoggerFactory);
using (var firstClient = new TestClient())
{
// ConnectAsync returns a Task<Task> and it's the INNER Task that will be faulted.
var connectionTask = await firstClient.ConnectAsync(connectionHandler);
// We should get a close frame now
var close = Assert.IsType<CloseMessage>(await firstClient.ReadAsync());
Assert.Equal("Connection closed with an error.", close.Error);
}
}
}
[Theory]
[MemberData(nameof(HubTypes))]
public async Task SendToAllExcept(Type hubType)
{
using (StartVerifiableLog())
{
var connectionHandler = HubConnectionHandlerTestUtils.GetHubConnectionHandler(hubType, loggerFactory: LoggerFactory);
using (var firstClient = new TestClient())
using (var secondClient = new TestClient())
using (var thirdClient = new TestClient())
{
var firstConnectionHandlerTask = await firstClient.ConnectAsync(connectionHandler);
var secondConnectionHandlerTask = await secondClient.ConnectAsync(connectionHandler);
var thirdConnectionHandlerTask = await thirdClient.ConnectAsync(connectionHandler);
await Task.WhenAll(firstClient.Connected, secondClient.Connected, thirdClient.Connected).OrTimeout();
var excludeSecondClientId = new HashSet<string>();
excludeSecondClientId.Add(secondClient.Connection.ConnectionId);
var excludeThirdClientId = new HashSet<string>();
excludeThirdClientId.Add(thirdClient.Connection.ConnectionId);
await firstClient.SendInvocationAsync("SendToAllExcept", "To second", excludeThirdClientId).OrTimeout();
await firstClient.SendInvocationAsync("SendToAllExcept", "To third", excludeSecondClientId).OrTimeout();
var secondClientResult = await secondClient.ReadAsync().OrTimeout();
var invocation = Assert.IsType<InvocationMessage>(secondClientResult);
Assert.Equal("Send", invocation.Target);
Assert.Equal("To second", invocation.Arguments[0]);
var thirdClientResult = await thirdClient.ReadAsync().OrTimeout();
invocation = Assert.IsType<InvocationMessage>(thirdClientResult);
Assert.Equal("Send", invocation.Target);
Assert.Equal("To third", invocation.Arguments[0]);
// kill the connections
firstClient.Dispose();
secondClient.Dispose();
thirdClient.Dispose();
await Task.WhenAll(firstConnectionHandlerTask, secondConnectionHandlerTask, thirdConnectionHandlerTask).OrTimeout();
}
}
}
[Theory]
[MemberData(nameof(HubTypes))]
public async Task SendToMultipleClients(Type hubType)
{
using (StartVerifiableLog())
{
var connectionHandler = HubConnectionHandlerTestUtils.GetHubConnectionHandler(hubType, loggerFactory: LoggerFactory);
using (var firstClient = new TestClient())
using (var secondClient = new TestClient())
using (var thirdClient = new TestClient())
{
var firstConnectionHandlerTask = await firstClient.ConnectAsync(connectionHandler);
var secondConnectionHandlerTask = await secondClient.ConnectAsync(connectionHandler);
var thirdConnectionHandlerTask = await thirdClient.ConnectAsync(connectionHandler);
await Task.WhenAll(firstClient.Connected, secondClient.Connected, thirdClient.Connected).OrTimeout();
var secondAndThirdClients = new HashSet<string> {secondClient.Connection.ConnectionId,
thirdClient.Connection.ConnectionId };
await firstClient.SendInvocationAsync("SendToMultipleClients", "Second and Third", secondAndThirdClients).OrTimeout();
var secondClientResult = await secondClient.ReadAsync().OrTimeout();
var invocation = Assert.IsType<InvocationMessage>(secondClientResult);
Assert.Equal("Send", invocation.Target);
Assert.Equal("Second and Third", invocation.Arguments[0]);
var thirdClientResult = await thirdClient.ReadAsync().OrTimeout();
invocation = Assert.IsType<InvocationMessage>(thirdClientResult);
Assert.Equal("Send", invocation.Target);
Assert.Equal("Second and Third", invocation.Arguments[0]);
// Check that first client only got the completion message
var hubMessage = await firstClient.ReadAsync().OrTimeout();
Assert.IsType<CompletionMessage>(hubMessage);
Assert.Null(firstClient.TryRead());
// kill the connections
firstClient.Dispose();
secondClient.Dispose();
thirdClient.Dispose();
await Task.WhenAll(firstConnectionHandlerTask, secondConnectionHandlerTask, thirdConnectionHandlerTask).OrTimeout();
}
}
}
[Theory]
[MemberData(nameof(HubTypes))]
public async Task SendToMultipleUsers(Type hubType)
{
using (StartVerifiableLog())
{
var connectionHandler = HubConnectionHandlerTestUtils.GetHubConnectionHandler(hubType, loggerFactory: LoggerFactory);
using (var firstClient = new TestClient(userIdentifier: "userA"))
using (var secondClient = new TestClient(userIdentifier: "userB"))
using (var thirdClient = new TestClient(userIdentifier: "userC"))
{
var firstConnectionHandlerTask = await firstClient.ConnectAsync(connectionHandler);
var secondConnectionHandlerTask = await secondClient.ConnectAsync(connectionHandler);
var thirdConnectionHandlerTask = await thirdClient.ConnectAsync(connectionHandler);
await Task.WhenAll(firstClient.Connected, secondClient.Connected, thirdClient.Connected).OrTimeout();
await firstClient.SendInvocationAsync(nameof(MethodHub.SendToMultipleUsers), new[] { "userB", "userC" }, "Second and Third").OrTimeout();
var secondClientResult = await secondClient.ReadAsync().OrTimeout();
var invocation = Assert.IsType<InvocationMessage>(secondClientResult);
Assert.Equal("Send", invocation.Target);
Assert.Equal("Second and Third", invocation.Arguments[0]);
var thirdClientResult = await thirdClient.ReadAsync().OrTimeout();
invocation = Assert.IsType<InvocationMessage>(thirdClientResult);
Assert.Equal("Send", invocation.Target);
Assert.Equal("Second and Third", invocation.Arguments[0]);
// Check that first client only got the completion message
var hubMessage = await firstClient.ReadAsync().OrTimeout();
Assert.IsType<CompletionMessage>(hubMessage);
Assert.Null(firstClient.TryRead());
// kill the connections
firstClient.Dispose();
secondClient.Dispose();
thirdClient.Dispose();
await Task.WhenAll(firstConnectionHandlerTask, secondConnectionHandlerTask, thirdConnectionHandlerTask).OrTimeout();
}
}
}
[Theory]
[MemberData(nameof(HubTypes))]
public async Task HubsCanAddAndSendToGroup(Type hubType)
{
using (StartVerifiableLog())
{
var connectionHandler = HubConnectionHandlerTestUtils.GetHubConnectionHandler(hubType, loggerFactory: LoggerFactory);
using (var firstClient = new TestClient())
using (var secondClient = new TestClient())
{
var firstConnectionHandlerTask = await firstClient.ConnectAsync(connectionHandler);
var secondConnectionHandlerTask = await secondClient.ConnectAsync(connectionHandler);
await Task.WhenAll(firstClient.Connected, secondClient.Connected).OrTimeout();
var result = (await firstClient.InvokeAsync("GroupSendMethod", "testGroup", "test").OrTimeout()).Result;
// check that 'firstConnection' hasn't received the group send
Assert.Null(firstClient.TryRead());
// check that 'secondConnection' hasn't received the group send
Assert.Null(secondClient.TryRead());
result = (await secondClient.InvokeAsync(nameof(MethodHub.GroupAddMethod), "testGroup").OrTimeout()).Result;
await firstClient.SendInvocationAsync(nameof(MethodHub.GroupSendMethod), "testGroup", "test").OrTimeout();
// check that 'secondConnection' has received the group send
var hubMessage = await secondClient.ReadAsync().OrTimeout();
var invocation = Assert.IsType<InvocationMessage>(hubMessage);
Assert.Equal("Send", invocation.Target);
Assert.Single(invocation.Arguments);
Assert.Equal("test", invocation.Arguments[0]);
// kill the connections
firstClient.Dispose();
secondClient.Dispose();
await Task.WhenAll(firstConnectionHandlerTask, secondConnectionHandlerTask).OrTimeout();
}
}
}
[Theory]
[MemberData(nameof(HubTypes))]
public async Task SendToGroupExcept(Type hubType)
{
using (StartVerifiableLog())
{
var connectionHandler = HubConnectionHandlerTestUtils.GetHubConnectionHandler(hubType, loggerFactory: LoggerFactory);
using (var firstClient = new TestClient())
using (var secondClient = new TestClient())
{
var firstConnectionHandlerTask = await firstClient.ConnectAsync(connectionHandler);
var secondConnectionHandlerTask = await secondClient.ConnectAsync(connectionHandler);
await Task.WhenAll(firstClient.Connected, secondClient.Connected).OrTimeout();
var result = (await firstClient.InvokeAsync("GroupSendMethod", "testGroup", "test").OrTimeout()).Result;
// check that 'firstConnection' hasn't received the group send
Assert.Null(firstClient.TryRead());
// check that 'secondConnection' hasn't received the group send
Assert.Null(secondClient.TryRead());
await firstClient.InvokeAsync(nameof(MethodHub.GroupAddMethod), "testGroup").OrTimeout();
await secondClient.InvokeAsync(nameof(MethodHub.GroupAddMethod), "testGroup").OrTimeout();
var excludedConnectionIds = new List<string> { firstClient.Connection.ConnectionId };
await firstClient.SendInvocationAsync("GroupExceptSendMethod", "testGroup", "test", excludedConnectionIds).OrTimeout();
// check that 'secondConnection' has received the group send
var hubMessage = await secondClient.ReadAsync().OrTimeout();
var invocation = Assert.IsType<InvocationMessage>(hubMessage);
Assert.Equal("Send", invocation.Target);
Assert.Single(invocation.Arguments);
Assert.Equal("test", invocation.Arguments[0]);
// Check that first client only got the completion message
hubMessage = await firstClient.ReadAsync().OrTimeout();
Assert.IsType<CompletionMessage>(hubMessage);
Assert.Null(firstClient.TryRead());
// kill the connections
firstClient.Dispose();
secondClient.Dispose();
await Task.WhenAll(firstConnectionHandlerTask, secondConnectionHandlerTask).OrTimeout();
}
}
}
[Theory]
[MemberData(nameof(HubTypes))]
public async Task SendToOthersInGroup(Type hubType)
{
using (StartVerifiableLog())
{
var connectionHandler = HubConnectionHandlerTestUtils.GetHubConnectionHandler(hubType, loggerFactory: LoggerFactory);
using (var firstClient = new TestClient())
using (var secondClient = new TestClient())
{
var firstConnectionHandlerTask = await firstClient.ConnectAsync(connectionHandler);
var secondConnectionHandlerTask = await secondClient.ConnectAsync(connectionHandler);
await Task.WhenAll(firstClient.Connected, secondClient.Connected).OrTimeout();
var result = (await firstClient.InvokeAsync("GroupSendMethod", "testGroup", "test").OrTimeout()).Result;
// check that 'firstConnection' hasn't received the group send
Assert.Null(firstClient.TryRead());
// check that 'secondConnection' hasn't received the group send
Assert.Null(secondClient.TryRead());
await firstClient.InvokeAsync(nameof(MethodHub.GroupAddMethod), "testGroup").OrTimeout();
await secondClient.InvokeAsync(nameof(MethodHub.GroupAddMethod), "testGroup").OrTimeout();
await firstClient.SendInvocationAsync("SendToOthersInGroup", "testGroup", "test").OrTimeout();
// check that 'secondConnection' has received the group send
var hubMessage = await secondClient.ReadAsync().OrTimeout();
var invocation = Assert.IsType<InvocationMessage>(hubMessage);
Assert.Equal("Send", invocation.Target);
Assert.Single(invocation.Arguments);
Assert.Equal("test", invocation.Arguments[0]);
// Check that first client only got the completion message
hubMessage = await firstClient.ReadAsync().OrTimeout();
Assert.IsType<CompletionMessage>(hubMessage);
Assert.Null(firstClient.TryRead());
// kill the connections
firstClient.Dispose();
secondClient.Dispose();
await Task.WhenAll(firstConnectionHandlerTask, secondConnectionHandlerTask).OrTimeout();
}
}
}
[Theory]
[MemberData(nameof(HubTypes))]
public async Task InvokeMultipleGroups(Type hubType)
{
using (StartVerifiableLog())
{
var connectionHandler = HubConnectionHandlerTestUtils.GetHubConnectionHandler(hubType, loggerFactory: LoggerFactory);
using (var firstClient = new TestClient())
using (var secondClient = new TestClient())
{
var firstConnectionHandlerTask = await firstClient.ConnectAsync(connectionHandler);
var secondConnectionHandlerTask = await secondClient.ConnectAsync(connectionHandler);
await Task.WhenAll(firstClient.Connected, secondClient.Connected).OrTimeout();
await secondClient.InvokeAsync(nameof(MethodHub.GroupAddMethod), "GroupA").OrTimeout();
await firstClient.InvokeAsync(nameof(MethodHub.GroupAddMethod), "GroupB").OrTimeout(); ;
var groupNames = new List<string> { "GroupA", "GroupB" };
await firstClient.SendInvocationAsync(nameof(MethodHub.SendToMultipleGroups), "test", groupNames).OrTimeout();
var hubMessage = await secondClient.ReadAsync().OrTimeout();
var invocation = Assert.IsType<InvocationMessage>(hubMessage);
Assert.Equal("Send", invocation.Target);
Assert.Single(invocation.Arguments);
Assert.Equal("test", invocation.Arguments[0]);
hubMessage = await firstClient.ReadAsync().OrTimeout();
invocation = Assert.IsType<InvocationMessage>(hubMessage);
Assert.Equal("Send", invocation.Target);
Assert.Single(invocation.Arguments);
Assert.Equal("test", invocation.Arguments[0]);
// kill the connections
firstClient.Dispose();
secondClient.Dispose();
await Task.WhenAll(firstConnectionHandlerTask, secondConnectionHandlerTask).OrTimeout();
}
}
}
[Fact]
public async Task RemoveFromGroupWhenNotInGroupDoesNotFail()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(null, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
await client.SendInvocationAsync(nameof(MethodHub.GroupRemoveMethod), "testGroup").OrTimeout();
// kill the connection
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Theory]
[MemberData(nameof(HubTypes))]
public async Task HubsCanSendToUser(Type hubType)
{
using (StartVerifiableLog())
{
var connectionHandler = HubConnectionHandlerTestUtils.GetHubConnectionHandler(hubType, loggerFactory: LoggerFactory);
using (var firstClient = new TestClient(userIdentifier: "userA"))
using (var secondClient = new TestClient(userIdentifier: "userB"))
{
var firstConnectionHandlerTask = await firstClient.ConnectAsync(connectionHandler);
var secondConnectionHandlerTask = await secondClient.ConnectAsync(connectionHandler);
await Task.WhenAll(firstClient.Connected, secondClient.Connected).OrTimeout();
await firstClient.SendInvocationAsync("ClientSendMethod", "userB", "test").OrTimeout();
// check that 'secondConnection' has received the group send
var hubMessage = await secondClient.ReadAsync().OrTimeout();
var invocation = Assert.IsType<InvocationMessage>(hubMessage);
Assert.Equal("Send", invocation.Target);
Assert.Single(invocation.Arguments);
Assert.Equal("test", invocation.Arguments[0]);
// kill the connections
firstClient.Dispose();
secondClient.Dispose();
await Task.WhenAll(firstConnectionHandlerTask, secondConnectionHandlerTask).OrTimeout();
}
}
}
[Theory]
[MemberData(nameof(HubTypes))]
public async Task HubsCanSendToConnection(Type hubType)
{
using (StartVerifiableLog())
{
var connectionHandler = HubConnectionHandlerTestUtils.GetHubConnectionHandler(hubType, loggerFactory: LoggerFactory);
using (var firstClient = new TestClient())
using (var secondClient = new TestClient())
{
var firstConnectionHandlerTask = await firstClient.ConnectAsync(connectionHandler);
var secondConnectionHandlerTask = await secondClient.ConnectAsync(connectionHandler);
await Task.WhenAll(firstClient.Connected, secondClient.Connected).OrTimeout();
await firstClient.SendInvocationAsync("ConnectionSendMethod", secondClient.Connection.ConnectionId, "test").OrTimeout();
// check that 'secondConnection' has received the group send
var hubMessage = await secondClient.ReadAsync().OrTimeout();
var invocation = Assert.IsType<InvocationMessage>(hubMessage);
Assert.Equal("Send", invocation.Target);
Assert.Single(invocation.Arguments);
Assert.Equal("test", invocation.Arguments[0]);
// kill the connections
firstClient.Dispose();
secondClient.Dispose();
await Task.WhenAll(firstConnectionHandlerTask, secondConnectionHandlerTask).OrTimeout();
}
}
}
[Fact]
public async Task DelayedSendTest()
{
using (StartVerifiableLog())
{
var connectionHandler = HubConnectionHandlerTestUtils.GetHubConnectionHandler(typeof(HubT), loggerFactory: LoggerFactory);
using (var firstClient = new TestClient())
using (var secondClient = new TestClient())
{
var firstConnectionHandlerTask = await firstClient.ConnectAsync(connectionHandler);
var secondConnectionHandlerTask = await secondClient.ConnectAsync(connectionHandler);
await Task.WhenAll(firstClient.Connected, secondClient.Connected).OrTimeout();
await firstClient.SendInvocationAsync("DelayedSend", secondClient.Connection.ConnectionId, "test").OrTimeout();
// check that 'secondConnection' has received the group send
var hubMessage = await secondClient.ReadAsync().OrTimeout();
var invocation = Assert.IsType<InvocationMessage>(hubMessage);
Assert.Equal("Send", invocation.Target);
Assert.Single(invocation.Arguments);
Assert.Equal("test", invocation.Arguments[0]);
// kill the connections
firstClient.Dispose();
secondClient.Dispose();
await Task.WhenAll(firstConnectionHandlerTask, secondConnectionHandlerTask).OrTimeout();
}
}
}
[Theory]
[MemberData(nameof(StreamingMethodAndHubProtocols))]
public async Task HubsCanStreamResponses(string method, string protocolName)
{
using (StartVerifiableLog())
{
var protocol = HubProtocolHelpers.GetHubProtocol(protocolName);
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(null, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<StreamingHub>>();
var invocationBinder = new Mock<IInvocationBinder>();
invocationBinder.Setup(b => b.GetStreamItemType(It.IsAny<string>())).Returns(typeof(string));
using (var client = new TestClient(protocol: protocol, invocationBinder: invocationBinder.Object))
{
client.SupportedFormats = protocol.TransferFormat;
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
// Wait for a connection, or for the endpoint to fail.
await client.Connected.OrThrowIfOtherFails(connectionHandlerTask).OrTimeout();
var messages = await client.StreamAsync(method, 4).OrTimeout();
Assert.Equal(5, messages.Count);
HubConnectionHandlerTestUtils.AssertHubMessage(new StreamItemMessage(string.Empty, "0"), messages[0]);
HubConnectionHandlerTestUtils.AssertHubMessage(new StreamItemMessage(string.Empty, "1"), messages[1]);
HubConnectionHandlerTestUtils.AssertHubMessage(new StreamItemMessage(string.Empty, "2"), messages[2]);
HubConnectionHandlerTestUtils.AssertHubMessage(new StreamItemMessage(string.Empty, "3"), messages[3]);
HubConnectionHandlerTestUtils.AssertHubMessage(CompletionMessage.Empty(string.Empty), messages[4]);
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task NonErrorCompletionSentWhenStreamCanceledFromClient()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(null, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<StreamingHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
await client.Connected.OrTimeout();
var invocationId = Guid.NewGuid().ToString("N");
await client.SendHubMessageAsync(new StreamInvocationMessage(invocationId, nameof(StreamingHub.BlockingStream), Array.Empty<object>()));
// cancel the Streaming method
await client.SendHubMessageAsync(new CancelInvocationMessage(invocationId)).OrTimeout();
var hubMessage = Assert.IsType<CompletionMessage>(await client.ReadAsync().OrTimeout());
Assert.Equal(invocationId, hubMessage.InvocationId);
Assert.Null(hubMessage.Error);
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Theory]
[InlineData(true)]
[InlineData(false)]
public async Task ReceiveCorrectErrorFromStreamThrowing(bool detailedErrors)
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(builder =>
builder.AddSignalR(options =>
{
options.EnableDetailedErrors = detailedErrors;
}), LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<StreamingHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
await client.Connected.OrTimeout();
var messages = await client.StreamAsync(nameof(StreamingHub.ThrowStream));
Assert.Equal(1, messages.Count);
var completion = messages[0] as CompletionMessage;
Assert.NotNull(completion);
if (detailedErrors)
{
Assert.Equal("An error occurred on the server while streaming results. Exception: Exception from channel", completion.Error);
}
else
{
Assert.Equal("An error occurred on the server while streaming results.", completion.Error);
}
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task CanSendToConnectionsWithDifferentProtocols()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(null, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client1 = new TestClient(protocol: new NewtonsoftJsonHubProtocol()))
using (var client2 = new TestClient(protocol: new MessagePackHubProtocol()))
{
var firstConnectionHandlerTask = await client1.ConnectAsync(connectionHandler);
var secondConnectionHandlerTask = await client2.ConnectAsync(connectionHandler);
await client1.Connected.OrTimeout();
await client2.Connected.OrTimeout();
var sentMessage = "From Json";
await client1.SendInvocationAsync(nameof(MethodHub.BroadcastMethod), sentMessage);
var message1 = await client1.ReadAsync().OrTimeout();
var message2 = await client2.ReadAsync().OrTimeout();
var completion1 = message1 as InvocationMessage;
Assert.NotNull(completion1);
Assert.Equal(sentMessage, completion1.Arguments[0]);
var completion2 = message2 as InvocationMessage;
Assert.NotNull(completion2);
// Argument[0] is a 'MsgPackObject' with a string internally, ToString to compare it
Assert.Equal(sentMessage, completion2.Arguments[0].ToString());
client1.Dispose();
client2.Dispose();
await firstConnectionHandlerTask.OrTimeout();
await secondConnectionHandlerTask.OrTimeout();
}
}
}
public static IEnumerable<object[]> StreamingMethodAndHubProtocols
{
get
{
var methods = new[]
{
nameof(StreamingHub.CounterChannel),
nameof(StreamingHub.CounterChannelAsync),
nameof(StreamingHub.CounterChannelValueTaskAsync),
nameof(StreamingHub.CounterAsyncEnumerable),
nameof(StreamingHub.CounterAsyncEnumerableAsync),
nameof(StreamingHub.CounterAsyncEnumerableImpl),
nameof(StreamingHub.AsyncEnumerableIsPreferedOverChannelReader),
};
foreach (var method in methods)
{
foreach (var protocolName in HubProtocolHelpers.AllProtocolNames)
{
yield return new object[] { method, protocolName };
}
}
}
}
[Fact]
public async Task UnauthorizedConnectionCannotInvokeHubMethodWithAuthorization()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(services =>
{
services.AddAuthorization(options =>
{
options.AddPolicy("test", policy =>
{
policy.RequireClaim(ClaimTypes.NameIdentifier);
policy.AddAuthenticationSchemes("Default");
});
});
}, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
await client.Connected.OrTimeout();
var message = await client.InvokeAsync(nameof(MethodHub.AuthMethod)).OrTimeout();
Assert.NotNull(message.Error);
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task AuthorizedConnectionCanInvokeHubMethodWithAuthorization()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(services =>
{
services.AddAuthorization(options =>
{
options.AddPolicy("test", policy =>
{
policy.RequireClaim(ClaimTypes.NameIdentifier);
policy.AddAuthenticationSchemes("Default");
});
});
}, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient())
{
client.Connection.User.AddIdentity(new ClaimsIdentity(new[] { new Claim(ClaimTypes.NameIdentifier, "name") }));
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
await client.Connected.OrTimeout();
var message = await client.InvokeAsync(nameof(MethodHub.AuthMethod)).OrTimeout();
Assert.Null(message.Error);
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
private class TestAuthHandler : IAuthorizationHandler
{
public Task HandleAsync(AuthorizationHandlerContext context)
{
Assert.NotNull(context.Resource);
var resource = Assert.IsType<HubInvocationContext>(context.Resource);
Assert.Equal(nameof(MethodHub.MultiParamAuthMethod), resource.HubMethodName);
Assert.Equal(2, resource.HubMethodArguments?.Count);
Assert.Equal("Hello", resource.HubMethodArguments[0]);
Assert.Equal("World!", resource.HubMethodArguments[1]);
Assert.NotNull(resource.Context);
Assert.Equal(context.User, resource.Context.User);
Assert.NotNull(resource.Context.GetHttpContext());
return Task.CompletedTask;
}
}
[Fact]
public async Task HubMethodWithAuthorizationProvidesResourceToAuthHandlers()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(services =>
{
services.AddAuthorization(options =>
{
options.AddPolicy("test", policy =>
{
policy.RequireClaim(ClaimTypes.NameIdentifier);
policy.AddAuthenticationSchemes("Default");
});
});
services.AddSingleton<IAuthorizationHandler, TestAuthHandler>();
}, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient())
{
client.Connection.User.AddIdentity(new ClaimsIdentity(new[] { new Claim(ClaimTypes.NameIdentifier, "name") }));
// Setup a HttpContext to make sure it flows to the AuthHandler correctly
var httpConnectionContext = new HttpContextFeatureImpl();
httpConnectionContext.HttpContext = new DefaultHttpContext();
client.Connection.Features.Set<IHttpContextFeature>(httpConnectionContext);
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
await client.Connected.OrTimeout();
var message = await client.InvokeAsync(nameof(MethodHub.MultiParamAuthMethod), "Hello", "World!").OrTimeout();
Assert.Null(message.Error);
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task HubOptionsCanUseCustomJsonSerializerSettings()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(services =>
{
services
.AddSignalR()
.AddNewtonsoftJsonProtocol(o =>
{
o.PayloadSerializerSettings = new JsonSerializerSettings
{
ContractResolver = new DefaultContractResolver()
};
});
}, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
await client.Connected.OrTimeout();
await client.SendInvocationAsync(nameof(MethodHub.BroadcastItem)).OrTimeout();
var message = (InvocationMessage)await client.ReadAsync().OrTimeout();
var customItem = message.Arguments[0].ToString();
// by default properties serialized by JsonHubProtocol are using camelCasing
Assert.Contains("Message", customItem);
Assert.Contains("paramName", customItem);
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task JsonHubProtocolUsesCamelCasingByDefault()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(null, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
await client.Connected.OrTimeout();
await client.SendInvocationAsync(nameof(MethodHub.BroadcastItem)).OrTimeout();
var message = (InvocationMessage)await client.ReadAsync().OrTimeout();
var customItem = message.Arguments[0].ToString();
// originally Message, paramName
Assert.Contains("message", customItem);
Assert.Contains("paramName", customItem);
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task HubOptionsCanUseCustomMessagePackSettings()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(services =>
{
services.AddSignalR()
.AddMessagePackProtocol(options =>
{
options.FormatterResolvers.Insert(0, new CustomFormatter());
});
}, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
var msgPackOptions = serviceProvider.GetRequiredService<IOptions<MessagePackHubProtocolOptions>>();
using (var client = new TestClient(protocol: new MessagePackHubProtocol(msgPackOptions)))
{
client.SupportedFormats = TransferFormat.Binary;
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
await client.Connected.OrTimeout();
await client.SendInvocationAsync(nameof(MethodHub.BroadcastItem)).OrTimeout();
var message = Assert.IsType<InvocationMessage>(await client.ReadAsync().OrTimeout());
var result = message.Arguments[0] as Dictionary<object, object>;
Assert.Equal("formattedString", result["Message"]);
Assert.Equal("formattedString", result["paramName"]);
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task HubOptionsCanNotHaveNullSupportedProtocols()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(services =>
{
services.AddSignalR(o =>
{
o.SupportedProtocols = null;
});
}, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
var msgPackOptions = serviceProvider.GetRequiredService<IOptions<MessagePackHubProtocolOptions>>();
using (var client = new TestClient(protocol: new MessagePackHubProtocol(msgPackOptions)))
{
client.SupportedFormats = TransferFormat.Binary;
await Assert.ThrowsAsync<InvalidOperationException>(async () => await await client.ConnectAsync(connectionHandler, expectedHandshakeResponseMessage: false)).OrTimeout();
}
}
}
[Fact]
public async Task HubOptionsCanNotHaveEmptySupportedProtocols()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(services =>
{
services.AddSignalR(o =>
{
o.SupportedProtocols = new List<string>();
});
}, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
var msgPackOptions = serviceProvider.GetRequiredService<IOptions<MessagePackHubProtocolOptions>>();
using (var client = new TestClient(protocol: new MessagePackHubProtocol(msgPackOptions)))
{
client.SupportedFormats = TransferFormat.Binary;
await Assert.ThrowsAsync<InvalidOperationException>(async () => await await client.ConnectAsync(connectionHandler, expectedHandshakeResponseMessage: false)).OrTimeout();
}
}
}
[Fact]
public async Task ConnectionUserIdIsAssignedByUserIdProvider()
{
using (StartVerifiableLog())
{
var firstRequest = true;
var userIdProvider = new TestUserIdProvider(c =>
{
if (firstRequest)
{
firstRequest = false;
return "client1";
}
else
{
return "client2";
}
});
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(services =>
{
services.AddSingleton<IUserIdProvider>(userIdProvider);
}, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client1 = new TestClient())
using (var client2 = new TestClient())
{
var connectionHandlerTask1 = await client1.ConnectAsync(connectionHandler);
var connectionHandlerTask2 = await client2.ConnectAsync(connectionHandler);
await client1.Connected.OrTimeout();
await client2.Connected.OrTimeout();
await client2.SendInvocationAsync(nameof(MethodHub.SendToMultipleUsers), new[] { "client1" }, "Hi!").OrTimeout();
var message = (InvocationMessage)await client1.ReadAsync().OrTimeout();
Assert.Equal("Send", message.Target);
Assert.Collection(message.Arguments, arg => Assert.Equal("Hi!", arg));
client1.Dispose();
client2.Dispose();
await connectionHandlerTask1.OrTimeout();
await connectionHandlerTask2.OrTimeout();
// Read the completion, then we should have nothing left in client2's queue
Assert.IsType<CompletionMessage>(client2.TryRead());
Assert.IsType<CloseMessage>(client2.TryRead());
Assert.Null(client2.TryRead());
}
}
}
private class CustomFormatter : IFormatterResolver
{
public IMessagePackFormatter<T> GetFormatter<T>()
{
if (typeof(T) == typeof(string))
{
return new StringFormatter<T>();
}
return null;
}
private class StringFormatter<T> : IMessagePackFormatter<T>
{
public T Deserialize(byte[] bytes, int offset, IFormatterResolver formatterResolver, out int readSize)
{
// this method isn't used in our tests
readSize = 0;
return default;
}
public int Serialize(ref byte[] bytes, int offset, T value, IFormatterResolver formatterResolver)
{
// string of size 15
bytes[offset] = 0xAF;
bytes[offset + 1] = (byte)'f';
bytes[offset + 2] = (byte)'o';
bytes[offset + 3] = (byte)'r';
bytes[offset + 4] = (byte)'m';
bytes[offset + 5] = (byte)'a';
bytes[offset + 6] = (byte)'t';
bytes[offset + 7] = (byte)'t';
bytes[offset + 8] = (byte)'e';
bytes[offset + 9] = (byte)'d';
bytes[offset + 10] = (byte)'S';
bytes[offset + 11] = (byte)'t';
bytes[offset + 12] = (byte)'r';
bytes[offset + 13] = (byte)'i';
bytes[offset + 14] = (byte)'n';
bytes[offset + 15] = (byte)'g';
return 16;
}
}
}
[Fact]
public async Task CanGetHttpContextFromHubConnectionContext()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(null, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient())
{
var httpContext = new DefaultHttpContext();
var feature = new TestHttpContextFeature
{
HttpContext = httpContext
};
client.Connection.Features.Set<IHttpContextFeature>(feature);
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
await client.Connected.OrTimeout();
var result = (await client.InvokeAsync(nameof(MethodHub.HasHttpContext)).OrTimeout()).Result;
Assert.True((bool)result);
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task GetHttpContextFromHubConnectionContextHandlesNull()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(null, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
await client.Connected.OrTimeout();
var result = (await client.InvokeAsync(nameof(MethodHub.HasHttpContext)).OrTimeout()).Result;
Assert.False((bool)result);
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task AcceptsPingMessages()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(null, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient(new NewtonsoftJsonHubProtocol()))
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
await client.Connected.OrTimeout();
// Send a ping
await client.SendHubMessageAsync(PingMessage.Instance).OrTimeout();
// Now do an invocation to make sure we processed the ping message
var completion = await client.InvokeAsync(nameof(MethodHub.ValueMethod)).OrTimeout();
Assert.NotNull(completion);
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task DoesNotWritePingMessagesIfSufficientOtherMessagesAreSent()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(services =>
services.Configure<HubOptions>(options =>
options.KeepAliveInterval = TimeSpan.FromMilliseconds(100)), LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient(new NewtonsoftJsonHubProtocol()))
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
await client.Connected.OrTimeout();
// Echo a bunch of stuff, waiting 10ms between each, until 500ms have elapsed
var start = DateTime.UtcNow;
while ((DateTime.UtcNow - start).TotalMilliseconds <= 500.0)
{
await client.SendInvocationAsync("Echo", "foo").OrTimeout();
await Task.Delay(10);
}
// Shut down
client.Dispose();
await connectionHandlerTask.OrTimeout();
client.Connection.Transport.Output.Complete();
// We shouldn't have any ping messages
HubMessage message;
var counter = 0;
while ((message = await client.ReadAsync()) != null)
{
counter += 1;
Assert.IsNotType<PingMessage>(message);
}
Assert.InRange(counter, 1, 50);
}
}
}
[Fact]
public async Task WritesPingMessageIfNothingWrittenWhenKeepAliveIntervalElapses()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(services =>
services.Configure<HubOptions>(options =>
options.KeepAliveInterval = TimeSpan.FromMilliseconds(100)), LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient(new NewtonsoftJsonHubProtocol()))
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
await client.Connected.OrTimeout();
// Wait 500 ms, but make sure to yield some time up to unblock concurrent threads
// This is useful on AppVeyor because it's slow enough to end up with no time
// being available for the endpoint to run.
for (var i = 0; i < 50; i += 1)
{
client.TickHeartbeat();
await Task.Yield();
await Task.Delay(10);
}
// Shut down
client.Dispose();
await connectionHandlerTask.OrTimeout();
client.Connection.Transport.Output.Complete();
// We should have all pings (and close message)
HubMessage message;
var pingCounter = 0;
var hasCloseMessage = false;
while ((message = await client.ReadAsync().OrTimeout()) != null)
{
if (hasCloseMessage)
{
Assert.True(false, "Received message after close");
}
switch (message)
{
case PingMessage _:
pingCounter += 1;
break;
case CloseMessage _:
hasCloseMessage = true;
break;
default:
Assert.True(false, "Unexpected message type: " + message.GetType().Name);
break;
}
}
Assert.InRange(pingCounter, 1, Int32.MaxValue);
}
}
}
[Fact]
public async Task ConnectionNotTimedOutIfClientNeverPings()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(services =>
services.Configure<HubOptions>(options =>
options.ClientTimeoutInterval = TimeSpan.FromMilliseconds(100)), LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient(new NewtonsoftJsonHubProtocol()))
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
await client.Connected.OrTimeout();
// This is a fake client -- it doesn't auto-ping to signal
// We go over the 100 ms timeout interval...
await Task.Delay(120);
client.TickHeartbeat();
// but client should still be open, since it never pinged to activate the timeout checking
Assert.False(connectionHandlerTask.IsCompleted);
}
}
}
[Fact]
public async Task ConnectionTimesOutIfInitialPingAndThenNoMessages()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(services =>
services.Configure<HubOptions>(options =>
options.ClientTimeoutInterval = TimeSpan.FromMilliseconds(100)), LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient(new NewtonsoftJsonHubProtocol()))
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
await client.Connected.OrTimeout();
await client.SendHubMessageAsync(PingMessage.Instance);
await Task.Delay(300);
client.TickHeartbeat();
await Task.Delay(300);
client.TickHeartbeat();
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task ReceivingMessagesPreventsConnectionTimeoutFromOccuring()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(services =>
services.Configure<HubOptions>(options =>
options.ClientTimeoutInterval = TimeSpan.FromMilliseconds(300)), LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient(new NewtonsoftJsonHubProtocol()))
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
await client.Connected.OrTimeout();
await client.SendHubMessageAsync(PingMessage.Instance);
for (int i = 0; i < 10; i++)
{
await Task.Delay(100);
client.TickHeartbeat();
await client.SendHubMessageAsync(PingMessage.Instance);
}
Assert.False(connectionHandlerTask.IsCompleted);
}
}
}
[Fact]
public async Task EndingConnectionSendsCloseMessageWithNoError()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(null, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient(new NewtonsoftJsonHubProtocol()))
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
await client.Connected.OrTimeout();
// Shut down
client.Dispose();
await connectionHandlerTask.OrTimeout();
client.Connection.Transport.Output.Complete();
var message = await client.ReadAsync().OrTimeout();
var closeMessage = Assert.IsType<CloseMessage>(message);
Assert.Null(closeMessage.Error);
}
}
}
[Theory]
[InlineData(true)]
[InlineData(false)]
public async Task ErrorInHubOnConnectSendsCloseMessageWithError(bool detailedErrors)
{
bool ExpectedErrors(WriteContext writeContext)
{
return writeContext.LoggerName == "Microsoft.AspNetCore.SignalR.HubConnectionHandler" &&
writeContext.EventId.Name == "ErrorDispatchingHubEvent";
}
using (StartVerifiableLog(ExpectedErrors))
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(builder =>
{
builder.AddSignalR(options =>
{
options.EnableDetailedErrors = detailedErrors;
});
}, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<OnConnectedThrowsHub>>();
using (var client = new TestClient(new NewtonsoftJsonHubProtocol()))
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
var message = await client.ReadAsync().OrTimeout();
var closeMessage = Assert.IsType<CloseMessage>(message);
if (detailedErrors)
{
Assert.Equal("Connection closed with an error. InvalidOperationException: Hub OnConnected failed.", closeMessage.Error);
}
else
{
Assert.Equal("Connection closed with an error.", closeMessage.Error);
}
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task StreamingInvocationsDoNotBlockOtherInvocations()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(null, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<StreamingHub>>();
using (var client = new TestClient(new NewtonsoftJsonHubProtocol()))
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler).OrTimeout();
// Blocking streaming invocation to test that other invocations can still run
await client.SendHubMessageAsync(new StreamInvocationMessage("1", nameof(StreamingHub.BlockingStream), Array.Empty<object>())).OrTimeout();
var completion = await client.InvokeAsync(nameof(StreamingHub.NonStream)).OrTimeout();
Assert.Equal(42L, completion.Result);
// Shut down
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task InvocationsRunInOrder()
{
using (StartVerifiableLog())
{
var tcsService = new TcsService();
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(builder =>
{
builder.AddSingleton(tcsService);
}, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<LongRunningHub>>();
// Because we use PipeScheduler.Inline the hub invocations will run inline until they wait, which happens inside the LongRunningMethod call
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler).OrTimeout();
// Long running hub invocation to test that other invocations will not run until it is completed
await client.SendInvocationAsync(nameof(LongRunningHub.LongRunningMethod), nonBlocking: false).OrTimeout();
// Wait for the long running method to start
await tcsService.StartedMethod.Task.OrTimeout();
// Invoke another hub method which will wait for the first method to finish
await client.SendInvocationAsync(nameof(LongRunningHub.SimpleMethod), nonBlocking: false).OrTimeout();
// Both invocations should be waiting now
Assert.Null(client.TryRead());
// Release the long running hub method
tcsService.EndMethod.TrySetResult(null);
// Long running hub method result
var firstResult = await client.ReadAsync().OrTimeout();
var longRunningCompletion = Assert.IsType<CompletionMessage>(firstResult);
Assert.Equal(12L, longRunningCompletion.Result);
// simple hub method result
var secondResult = await client.ReadAsync().OrTimeout();
var simpleCompletion = Assert.IsType<CompletionMessage>(secondResult);
Assert.Equal(21L, simpleCompletion.Result);
// Shut down
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task StreamInvocationsBlockOtherInvocationsUntilTheyStartStreaming()
{
using (StartVerifiableLog())
{
var tcsService = new TcsService();
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(builder =>
{
builder.AddSingleton(tcsService);
builder.AddSingleton(typeof(IHubActivator<>), typeof(CustomHubActivator<>));
}, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<LongRunningHub>>();
// Because we use PipeScheduler.Inline the hub invocations will run inline until they wait, which happens inside the LongRunningMethod call
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler).OrTimeout();
// Long running hub invocation to test that other invocations will not run until it is completed
var streamInvocationId = await client.SendStreamInvocationAsync(nameof(LongRunningHub.LongRunningStream), null).OrTimeout();
// Wait for the long running method to start
await tcsService.StartedMethod.Task.OrTimeout();
// Invoke another hub method which will wait for the first method to finish
await client.SendInvocationAsync(nameof(LongRunningHub.SimpleMethod), nonBlocking: false).OrTimeout();
// Both invocations should be waiting now
Assert.Null(client.TryRead());
// Release the long running hub method
tcsService.EndMethod.TrySetResult(null);
// simple hub method result
var result = await client.ReadAsync().OrTimeout();
var simpleCompletion = Assert.IsType<CompletionMessage>(result);
Assert.Equal(21L, simpleCompletion.Result);
var hubActivator = serviceProvider.GetService<IHubActivator<LongRunningHub>>() as CustomHubActivator<LongRunningHub>;
await client.SendHubMessageAsync(new CancelInvocationMessage(streamInvocationId)).OrTimeout();
// Completion message for canceled Stream
await client.ReadAsync().OrTimeout();
// Shut down
client.Dispose();
await connectionHandlerTask.OrTimeout();
// OnConnectedAsync, SimpleMethod, LongRunningStream, OnDisconnectedAsync
Assert.Equal(4, hubActivator.ReleaseCount);
}
}
}
[Fact]
public async Task ServerSendsCloseWithErrorWhenConnectionClosedWithPartialMessage()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(services =>
{
services.AddSignalR(options => options.EnableDetailedErrors = true);
}, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<SimpleHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler).OrTimeout();
await client.Connection.Application.Output.WriteAsync(Encoding.UTF8.GetBytes(new[] { '{' })).OrTimeout();
// Close connection
client.Connection.Application.Output.Complete();
// Ignore message from OnConnectedAsync
await client.ReadAsync().OrTimeout();
var closeMessage = Assert.IsType<CloseMessage>(await client.ReadAsync().OrTimeout());
Assert.Equal("Connection closed with an error. InvalidDataException: Connection terminated while reading a message.", closeMessage.Error);
// Shut down
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task StreamUploadBufferCapacityBlocksOtherInvocations()
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(services =>
{
services.Configure<HubOptions>(options =>
{
options.StreamBufferCapacity = 1;
});
});
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler).OrTimeout();
await client.BeginUploadStreamAsync("invocationId", nameof(MethodHub.StreamDontRead), new[] { "id" }, Array.Empty<object>()).OrTimeout();
foreach (var letter in new[] { "A", "B", "C", "D", "E" })
{
await client.SendHubMessageAsync(new StreamItemMessage("id", letter)).OrTimeout();
}
var ex = await Assert.ThrowsAsync<TimeoutException>(async () =>
{
await client.SendInvocationAsync("Echo", "test");
var result = (CompletionMessage)await client.ReadAsync().OrTimeout(5000);
});
}
}
[Fact]
public async Task UploadStringsToConcat()
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider();
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler).OrTimeout();
await client.BeginUploadStreamAsync("invocation", nameof(MethodHub.StreamingConcat), new[] { "id" }, Array.Empty<object>());
foreach (var letter in new[] { "B", "E", "A", "N", "E", "D" })
{
await client.SendHubMessageAsync(new StreamItemMessage("id", letter)).OrTimeout();
}
await client.SendHubMessageAsync(CompletionMessage.Empty("id")).OrTimeout();
var result = (CompletionMessage)await client.ReadAsync().OrTimeout();
Assert.Equal("BEANED", result.Result);
}
}
[Fact(Skip = "Object not supported yet")]
public async Task UploadStreamedObjects()
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider();
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler).OrTimeout();
await client.BeginUploadStreamAsync("invocation", nameof(MethodHub.UploadArray), new[] { "id" }, Array.Empty<object>());
var objects = new[] { new SampleObject("solo", 322), new SampleObject("ggez", 3145) };
foreach (var thing in objects)
{
await client.SendHubMessageAsync(new StreamItemMessage("id", thing)).OrTimeout();
}
await client.SendHubMessageAsync(CompletionMessage.Empty("id")).OrTimeout();
var response = (CompletionMessage)await client.ReadAsync().OrTimeout();
var result = ((JArray)response.Result).ToArray<object>();
Assert.Equal(objects[0].Foo, ((JContainer)result[0])["foo"]);
Assert.Equal(objects[0].Bar, ((JContainer)result[0])["bar"]);
Assert.Equal(objects[1].Foo, ((JContainer)result[1])["foo"]);
Assert.Equal(objects[1].Bar, ((JContainer)result[1])["bar"]);
}
}
[Fact]
public async Task UploadManyStreams()
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider();
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler).OrTimeout();
var ids = new[] { "0", "1", "2" };
foreach (string id in ids)
{
await client.BeginUploadStreamAsync("invocation_" + id, nameof(MethodHub.StreamingConcat), new[] { id }, Array.Empty<object>());
}
var words = new[] { "zygapophyses", "qwerty", "abcd" };
var pos = new[] { 0, 0, 0 };
var order = new[] { 2, 2, 0, 2, 1, 0, 0, 0, 0, 0, 0, 2, 0, 1, 0, 1, 0, 0, 0, 1, 1, 1 };
foreach (var spot in order)
{
await client.SendHubMessageAsync(new StreamItemMessage(spot.ToString(), words[spot][pos[spot]])).OrTimeout();
pos[spot] += 1;
}
foreach (string id in new[] { "0", "2", "1" })
{
await client.SendHubMessageAsync(CompletionMessage.Empty(id)).OrTimeout();
var response = await client.ReadAsync().OrTimeout();
Debug.Write(response);
Assert.Equal(words[int.Parse(id)], ((CompletionMessage)response).Result);
}
}
}
[Fact(Skip = "Cyclic parsing is not supported yet")]
public async Task ConnectionAbortedIfSendFailsWithProtocolError()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(services =>
{
services.AddSignalR(options => options.EnableDetailedErrors = true);
}, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler).OrTimeout();
await client.SendInvocationAsync(nameof(MethodHub.ProtocolError)).OrTimeout();
await client.Connected.OrTimeout();
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact(Skip = "Magic auto cast not supported")]
public async Task UploadStreamItemInvalidTypeAutoCasts()
{
using (StartVerifiableLog())
{
// NOTE -- json.net is flexible here, and casts for us
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(loggerFactory: LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler).OrTimeout();
await client.BeginUploadStreamAsync("invocation", nameof(MethodHub.StreamingConcat), streamIds: new[] { "id" }, Array.Empty<object>()).OrTimeout();
// send integers that are then cast to strings
await client.SendHubMessageAsync(new StreamItemMessage("id", 5)).OrTimeout();
await client.SendHubMessageAsync(new StreamItemMessage("id", 10)).OrTimeout();
await client.SendHubMessageAsync(CompletionMessage.Empty("id")).OrTimeout();
var response = (CompletionMessage)await client.ReadAsync().OrTimeout();
Assert.Null(response.Error);
Assert.Equal("510", response.Result);
}
}
}
[Fact]
public async Task ServerReportsProtocolMinorVersion()
{
using (StartVerifiableLog())
{
var testProtocol = new Mock<IHubProtocol>();
testProtocol.Setup(m => m.Name).Returns("CustomProtocol");
testProtocol.Setup(m => m.IsVersionSupported(It.IsAny<int>())).Returns(true);
testProtocol.Setup(m => m.TransferFormat).Returns(TransferFormat.Binary);
var connectionHandler = HubConnectionHandlerTestUtils.GetHubConnectionHandler(typeof(HubT),
LoggerFactory, (services) => services.AddSingleton<IHubProtocol>(testProtocol.Object));
using (var client = new TestClient(protocol: testProtocol.Object))
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler).OrTimeout();
Assert.NotNull(client.HandshakeResponseMessage);
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task UploadStreamItemInvalidType()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(loggerFactory: LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler).OrTimeout();
await client.BeginUploadStreamAsync("invocationId", nameof(MethodHub.TestTypeCastingErrors), new[] { "channelId" }, Array.Empty<object>()).OrTimeout();
// client is running wild, sending strings not ints.
// this error should be propogated to the user's HubMethod code
await client.SendHubMessageAsync(new StreamItemMessage("channelId", "not a number")).OrTimeout();
var response = await client.ReadAsync().OrTimeout();
Assert.Equal(typeof(CompletionMessage), response.GetType());
Assert.Equal("error identified and caught", (string)((CompletionMessage)response).Result);
}
}
}
[Fact]
public async Task UploadStreamItemInvalidId()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(services =>
{
services.AddSignalR(options => options.EnableDetailedErrors = true);
}, loggerFactory: LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler).OrTimeout();
await client.SendHubMessageAsync(new StreamItemMessage("fake_id", "not a number")).OrTimeout();
var message = client.TryRead();
Assert.Null(message);
}
}
Assert.Single(TestSink.Writes.Where(w => w.LoggerName == "Microsoft.AspNetCore.SignalR.Internal.DefaultHubDispatcher" &&
w.EventId.Name == "ClosingStreamWithBindingError"));
}
[Fact]
public async Task UploadStreamCompleteInvalidId()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(services =>
{
services.AddSignalR(options => options.EnableDetailedErrors = true);
}, loggerFactory: LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler).OrTimeout();
await client.SendHubMessageAsync(CompletionMessage.Empty("fake_id")).OrTimeout();
var message = client.TryRead();
Assert.Null(message);
}
}
Assert.Single(TestSink.Writes.Where(w => w.LoggerName == "Microsoft.AspNetCore.SignalR.Internal.DefaultHubDispatcher" &&
w.EventId.Name == "UnexpectedStreamCompletion"));
}
public static string CustomErrorMessage = "custom error for testing ::::)";
[Fact]
public async Task UploadStreamCompleteWithError()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(loggerFactory: LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient())
{
await client.ConnectAsync(connectionHandler).OrTimeout();
await client.BeginUploadStreamAsync("invocation", nameof(MethodHub.TestCustomErrorPassing), streamIds: new[] { "id" }, args: Array.Empty<object>()).OrTimeout();
await client.SendHubMessageAsync(CompletionMessage.WithError("id", CustomErrorMessage)).OrTimeout();
var response = (CompletionMessage)await client.ReadAsync().OrTimeout();
Assert.True((bool)response.Result);
}
}
}
[Fact]
public async Task UploadStreamWithTooManyStreamsFails()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(loggerFactory: LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient())
{
await client.ConnectAsync(connectionHandler).OrTimeout();
await client.BeginUploadStreamAsync("invocation", nameof(MethodHub.StreamingConcat), streamIds: new[] { "id", "id2" }, args: Array.Empty<object>()).OrTimeout();
var response = (CompletionMessage)await client.ReadAsync().OrTimeout();
Assert.Equal("An unexpected error occurred invoking 'StreamingConcat' on the server. HubException: Client sent 2 stream(s), Hub method expects 1.", response.Error);
}
}
}
[Fact]
public async Task UploadStreamWithTooFewStreamsFails()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(loggerFactory: LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient())
{
await client.ConnectAsync(connectionHandler).OrTimeout();
await client.BeginUploadStreamAsync("invocation", nameof(MethodHub.StreamingConcat), streamIds: Array.Empty<string>(), args: Array.Empty<object>()).OrTimeout();
var response = (CompletionMessage)await client.ReadAsync().OrTimeout();
Assert.Equal("An unexpected error occurred invoking 'StreamingConcat' on the server. HubException: Client sent 0 stream(s), Hub method expects 1.", response.Error);
}
}
}
[Fact]
public async Task UploadStreamReleasesHubActivatorOnceComplete()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(builder =>
{
builder.AddSingleton(typeof(IHubActivator<>), typeof(CustomHubActivator<>));
}, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler).OrTimeout();
await client.BeginUploadStreamAsync("invocation", nameof(MethodHub.StreamingConcat), streamIds: new[] { "id" }, args: Array.Empty<object>()).OrTimeout();
await client.SendHubMessageAsync(new StreamItemMessage("id", "hello")).OrTimeout();
await client.SendHubMessageAsync(new StreamItemMessage("id", " world")).OrTimeout();
await client.SendHubMessageAsync(CompletionMessage.Empty("id")).OrTimeout();
var result = await client.ReadAsync().OrTimeout();
var simpleCompletion = Assert.IsType<CompletionMessage>(result);
Assert.Equal("hello world", simpleCompletion.Result);
var hubActivator = serviceProvider.GetService<IHubActivator<MethodHub>>() as CustomHubActivator<MethodHub>;
// OnConnectedAsync and StreamingConcat hubs have been disposed
Assert.Equal(2, hubActivator.ReleaseCount);
// Shut down
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task UploadStreamClosesStreamsOnServerWhenMethodCompletes()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(loggerFactory: LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler).OrTimeout();
await client.BeginUploadStreamAsync("invocation", nameof(MethodHub.UploadIgnoreItems), streamIds: new[] { "id" }, args: Array.Empty<object>()).OrTimeout();
await client.SendHubMessageAsync(new StreamItemMessage("id", "ignored")).OrTimeout();
var result = await client.ReadAsync().OrTimeout();
var simpleCompletion = Assert.IsType<CompletionMessage>(result);
Assert.Null(simpleCompletion.Result);
// This will log a warning on the server as the hub method has completed and will complete all associated streams
await client.SendHubMessageAsync(new StreamItemMessage("id", "error!")).OrTimeout();
// Check that the connection hasn't been closed
await client.SendInvocationAsync("VoidMethod").OrTimeout();
// Shut down
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
Assert.Single(TestSink.Writes.Where(w => w.LoggerName == "Microsoft.AspNetCore.SignalR.Internal.DefaultHubDispatcher" &&
w.EventId.Name == "ClosingStreamWithBindingError"));
}
[Fact]
public async Task UploadStreamAndStreamingMethodClosesStreamsOnServerWhenMethodCompletes()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(loggerFactory: LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler).OrTimeout();
await client.SendStreamInvocationAsync(nameof(MethodHub.StreamAndUploadIgnoreItems), streamIds: new[] { "id" }, args: Array.Empty<object>()).OrTimeout();
await client.SendHubMessageAsync(new StreamItemMessage("id", "ignored")).OrTimeout();
var result = await client.ReadAsync().OrTimeout();
var simpleCompletion = Assert.IsType<CompletionMessage>(result);
Assert.Null(simpleCompletion.Result);
// This will log a warning on the server as the hub method has completed and will complete all associated streams
await client.SendHubMessageAsync(new StreamItemMessage("id", "error!")).OrTimeout();
// Check that the connection hasn't been closed
await client.SendInvocationAsync("VoidMethod").OrTimeout();
// Shut down
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
Assert.Single(TestSink.Writes.Where(w => w.LoggerName == "Microsoft.AspNetCore.SignalR.Internal.DefaultHubDispatcher" &&
w.EventId.Name == "ClosingStreamWithBindingError"));
}
[Theory]
[InlineData(nameof(LongRunningHub.CancelableStreamSingleParameter))]
[InlineData(nameof(LongRunningHub.CancelableStreamMultiParameter), 1, 2)]
[InlineData(nameof(LongRunningHub.CancelableStreamMiddleParameter), 1, 2)]
[InlineData(nameof(LongRunningHub.CancelableStreamGeneratedAsyncEnumerable))]
[InlineData(nameof(LongRunningHub.CancelableStreamCustomAsyncEnumerable))]
public async Task StreamHubMethodCanBeTriggeredOnCancellation(string methodName, params object[] args)
{
using (StartVerifiableLog())
{
var tcsService = new TcsService();
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(builder =>
{
builder.AddSingleton(tcsService);
}, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<LongRunningHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler).OrTimeout();
var streamInvocationId = await client.SendStreamInvocationAsync(methodName, args).OrTimeout();
// Wait for the stream method to start
await tcsService.StartedMethod.Task.OrTimeout();
// Cancel the stream which should trigger the CancellationToken in the hub method
await client.SendHubMessageAsync(new CancelInvocationMessage(streamInvocationId)).OrTimeout();
var result = await client.ReadAsync().OrTimeout();
var simpleCompletion = Assert.IsType<CompletionMessage>(result);
Assert.Null(simpleCompletion.Result);
// CancellationToken passed to hub method will allow EndMethod to be triggered if it is canceled.
await tcsService.EndMethod.Task.OrTimeout();
// Shut down
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task StreamHubMethodCanAcceptCancellationTokenAsArgumentAndBeTriggeredOnConnectionAborted()
{
using (StartVerifiableLog())
{
var tcsService = new TcsService();
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(builder =>
{
builder.AddSingleton(tcsService);
}, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<LongRunningHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler).OrTimeout();
var streamInvocationId = await client.SendStreamInvocationAsync(nameof(LongRunningHub.CancelableStreamSingleParameter)).OrTimeout();
// Wait for the stream method to start
await tcsService.StartedMethod.Task.OrTimeout();
// Shut down the client which should trigger the CancellationToken in the hub method
client.Dispose();
// CancellationToken passed to hub method will allow EndMethod to be triggered if it is canceled.
await tcsService.EndMethod.Task.OrTimeout();
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task InvokeHubMethodCannotAcceptCancellationTokenAsArgument()
{
using (StartVerifiableLog())
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(null, LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler).OrTimeout();
var invocationId = await client.SendInvocationAsync(nameof(MethodHub.InvalidArgument)).OrTimeout();
var completion = Assert.IsType<CompletionMessage>(await client.ReadAsync().OrTimeout());
Assert.Equal("Failed to invoke 'InvalidArgument' due to an error on the server.", completion.Error);
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task CanPassStreamingParameterToStreamHubMethod()
{
using (StartVerifiableLog())
{
IServiceProvider serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(loggerFactory: LoggerFactory);
HubConnectionHandler<StreamingHub> connectionHandler = serviceProvider.GetService<HubConnectionHandler<StreamingHub>>();
Mock<IInvocationBinder> invocationBinder = new Mock<IInvocationBinder>();
invocationBinder.Setup(b => b.GetStreamItemType(It.IsAny<string>())).Returns(typeof(string));
using (TestClient client = new TestClient(invocationBinder: invocationBinder.Object))
{
Task connectionHandlerTask = await client.ConnectAsync(connectionHandler);
// Wait for a connection, or for the endpoint to fail.
await client.Connected.OrThrowIfOtherFails(connectionHandlerTask).OrTimeout();
var streamId = "sample_id";
var messagePromise = client.StreamAsync(nameof(StreamingHub.StreamEcho), new[] { streamId }, Array.Empty<object>()).OrTimeout();
var phrases = new[] { "asdf", "qwer", "zxcv" };
foreach (var phrase in phrases)
{
await client.SendHubMessageAsync(new StreamItemMessage(streamId, phrase));
}
await client.SendHubMessageAsync(CompletionMessage.Empty(streamId));
var messages = await messagePromise;
// add one because this includes the completion
Assert.Equal(phrases.Count() + 1, messages.Count);
for (var i = 0; i < phrases.Count(); i++)
{
Assert.Equal("echo:" + phrases[i], ((StreamItemMessage)messages[i]).Item);
}
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
/// <summary>
/// Hub methods might be written by users in a way that accepts an interface or base class as a parameter
/// and deserialization could supply a derived class.
/// This test ensures implementation and subclass arguments are correctly bound for dispatch.
/// </summary>
[Theory]
[InlineData(nameof(StreamingHub.DerivedParameterInterfaceAsyncEnumerable))]
[InlineData(nameof(StreamingHub.DerivedParameterBaseClassAsyncEnumerable))]
[InlineData(nameof(StreamingHub.DerivedParameterInterfaceAsyncEnumerableWithCancellation))]
[InlineData(nameof(StreamingHub.DerivedParameterBaseClassAsyncEnumerableWithCancellation))]
public async Task CanPassDerivedParameterToStreamHubMethod(string method)
{
using (StartVerifiableLog())
{
var argument = new StreamingHub.DerivedParameterTestObject { Value = "test" };
var protocolOptions = new NewtonsoftJsonHubProtocolOptions
{
PayloadSerializerSettings = new JsonSerializerSettings()
{
// The usage of TypeNameHandling.All is a security risk.
// If you're implementing this in your own application instead use your own 'type' field and a custom JsonConverter
// or ensure you're restricting to only known types with a custom SerializationBinder like we are here.
// See https://github.com/aspnet/AspNetCore/issues/11495#issuecomment-505047422
TypeNameHandling = TypeNameHandling.All,
SerializationBinder = StreamingHub.DerivedParameterKnownTypesBinder.Instance
}
};
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(
services => services.AddSignalR()
.AddNewtonsoftJsonProtocol(o => o.PayloadSerializerSettings = protocolOptions.PayloadSerializerSettings),
LoggerFactory);
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<StreamingHub>>();
var invocationBinder = new Mock<IInvocationBinder>();
invocationBinder.Setup(b => b.GetStreamItemType(It.IsAny<string>())).Returns(typeof(string));
using (var client = new TestClient(
protocol: new NewtonsoftJsonHubProtocol(Options.Create(protocolOptions)),
invocationBinder: invocationBinder.Object))
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
// Wait for a connection, or for the endpoint to fail.
await client.Connected.OrThrowIfOtherFails(connectionHandlerTask).OrTimeout();
var messages = await client.StreamAsync(method, argument).OrTimeout();
Assert.Equal(2, messages.Count);
HubConnectionHandlerTestUtils.AssertHubMessage(new StreamItemMessage(string.Empty, argument.Value), messages[0]);
HubConnectionHandlerTestUtils.AssertHubMessage(CompletionMessage.Empty(string.Empty), messages[1]);
client.Dispose();
await connectionHandlerTask.OrTimeout();
}
}
}
[Fact]
public async Task ClientsCallerPropertyCanBeUsedOutsideOfHub()
{
CallerService callerService = new CallerService();
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(services =>
{
services.AddSingleton(callerService);
});
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<CallerServiceHub>>();
using (StartVerifiableLog())
{
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
// Wait for a connection, or for the endpoint to fail.
await client.Connected.OrThrowIfOtherFails(connectionHandlerTask).OrTimeout();
await callerService.Caller.SendAsync("Echo", "message").OrTimeout();
var message = Assert.IsType<InvocationMessage>(await client.ReadAsync().OrTimeout());
Assert.Equal("Echo", message.Target);
Assert.Equal("message", message.Arguments[0]);
}
}
}
[Fact]
public async Task ConnectionCloseCleansUploadStreams()
{
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider();
var connectionHandler = serviceProvider.GetService<HubConnectionHandler<MethodHub>>();
using (StartVerifiableLog())
{
using var client = new TestClient();
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
// Wait for a connection, or for the endpoint to fail.
await client.Connected.OrThrowIfOtherFails(connectionHandlerTask).OrTimeout();
await client.BeginUploadStreamAsync("invocation", nameof(MethodHub.UploadDoesWorkOnComplete), streamIds: new[] { "id" }, args: Array.Empty<object>()).OrTimeout();
await client.SendHubMessageAsync(new StreamItemMessage("id", "hello")).OrTimeout();
await client.DisposeAsync().OrTimeout();
await connectionHandlerTask.OrTimeout();
// This task completes if the upload stream is completed, via closing the connection
var task = (Task<int>)client.Connection.Items[nameof(MethodHub.UploadDoesWorkOnComplete)];
var exception = await Assert.ThrowsAsync<OperationCanceledException>(() => task).OrTimeout();
Assert.Equal("The underlying connection was closed.", exception.Message);
}
}
private class CustomHubActivator<THub> : IHubActivator<THub> where THub : Hub
{
public int ReleaseCount;
private IServiceProvider _serviceProvider;
public CustomHubActivator(IServiceProvider serviceProvider)
{
_serviceProvider = serviceProvider;
}
public THub Create()
{
return new DefaultHubActivator<THub>(_serviceProvider).Create();
}
public void Release(THub hub)
{
ReleaseCount++;
hub.Dispose();
}
}
public static IEnumerable<object[]> HubTypes()
{
yield return new[] { typeof(DynamicTestHub) };
yield return new[] { typeof(MethodHub) };
yield return new[] { typeof(HubT) };
}
public class TestHttpContextFeature : IHttpContextFeature
{
public HttpContext HttpContext { get; set; }
}
private class TestUserIdProvider : IUserIdProvider
{
private readonly Func<HubConnectionContext, string> _getUserId;
public TestUserIdProvider(Func<HubConnectionContext, string> getUserId)
{
_getUserId = getUserId;
}
public string GetUserId(HubConnectionContext connection) => _getUserId(connection);
}
private class SampleObject
{
public SampleObject(string foo, int bar)
{
Bar = bar;
Foo = foo;
}
public int Bar { get; }
public string Foo { get; }
}
private class HttpContextFeatureImpl : IHttpContextFeature
{
public HttpContext HttpContext { get; set; }
}
}
}