248 lines
11 KiB
C#
248 lines
11 KiB
C#
// Copyright (c) .NET Foundation. All rights reserved.
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// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
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using System;
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using System.IO;
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using System.Linq;
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using System.Net.Http;
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using System.Threading;
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using System.Threading.Tasks;
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using Microsoft.AspNet.Http;
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using Microsoft.AspNet.Http.Features;
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using Microsoft.AspNet.Http.Internal;
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using Microsoft.AspNet.Testing.xunit;
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using Xunit;
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namespace Microsoft.AspNet.TestHost
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{
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public class ClientHandlerTests
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{
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[Fact]
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public Task ExpectedKeysAreAvailable()
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{
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var handler = new ClientHandler(env =>
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{
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var context = new DefaultHttpContext((IFeatureCollection)env);
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// TODO: Assert.True(context.RequestAborted.CanBeCanceled);
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Assert.Equal("HTTP/1.1", context.Request.Protocol);
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Assert.Equal("GET", context.Request.Method);
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Assert.Equal("https", context.Request.Scheme);
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Assert.Equal("/A/Path", context.Request.PathBase.Value);
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Assert.Equal("/and/file.txt", context.Request.Path.Value);
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Assert.Equal("?and=query", context.Request.QueryString.Value);
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Assert.NotNull(context.Request.Body);
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Assert.NotNull(context.Request.Headers);
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Assert.NotNull(context.Response.Headers);
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Assert.NotNull(context.Response.Body);
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Assert.Equal(200, context.Response.StatusCode);
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Assert.Null(context.Features.Get<IHttpResponseFeature>().ReasonPhrase);
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Assert.Equal("example.com", context.Request.Host.Value);
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return Task.FromResult(0);
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}, new PathString("/A/Path/"));
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var httpClient = new HttpClient(handler);
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return httpClient.GetAsync("https://example.com/A/Path/and/file.txt?and=query");
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}
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[Fact]
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public Task SingleSlashNotMovedToPathBase()
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{
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var handler = new ClientHandler(env =>
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{
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var context = new DefaultHttpContext((IFeatureCollection)env);
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Assert.Equal("", context.Request.PathBase.Value);
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Assert.Equal("/", context.Request.Path.Value);
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return Task.FromResult(0);
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}, new PathString(""));
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var httpClient = new HttpClient(handler);
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return httpClient.GetAsync("https://example.com/");
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}
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[Fact]
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public async Task ResubmitRequestWorks()
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{
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int requestCount = 1;
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var handler = new ClientHandler(env =>
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{
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var context = new DefaultHttpContext((IFeatureCollection)env);
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int read = context.Request.Body.Read(new byte[100], 0, 100);
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Assert.Equal(11, read);
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context.Response.Headers["TestHeader"] = "TestValue:" + requestCount++;
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return Task.FromResult(0);
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}, PathString.Empty);
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HttpMessageInvoker invoker = new HttpMessageInvoker(handler);
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HttpRequestMessage message = new HttpRequestMessage(HttpMethod.Post, "https://example.com/");
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message.Content = new StringContent("Hello World");
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HttpResponseMessage response = await invoker.SendAsync(message, CancellationToken.None);
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Assert.Equal("TestValue:1", response.Headers.GetValues("TestHeader").First());
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response = await invoker.SendAsync(message, CancellationToken.None);
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Assert.Equal("TestValue:2", response.Headers.GetValues("TestHeader").First());
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}
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[Fact]
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public async Task MiddlewareOnlySetsHeaders()
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{
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var handler = new ClientHandler(env =>
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{
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var context = new DefaultHttpContext((IFeatureCollection)env);
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context.Response.Headers["TestHeader"] = "TestValue";
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return Task.FromResult(0);
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}, PathString.Empty);
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var httpClient = new HttpClient(handler);
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HttpResponseMessage response = await httpClient.GetAsync("https://example.com/");
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Assert.Equal("TestValue", response.Headers.GetValues("TestHeader").First());
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}
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[Fact]
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public async Task BlockingMiddlewareShouldNotBlockClient()
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{
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ManualResetEvent block = new ManualResetEvent(false);
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var handler = new ClientHandler(env =>
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{
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block.WaitOne();
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return Task.FromResult(0);
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}, PathString.Empty);
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var httpClient = new HttpClient(handler);
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Task<HttpResponseMessage> task = httpClient.GetAsync("https://example.com/");
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Assert.False(task.IsCompleted);
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Assert.False(task.Wait(50));
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block.Set();
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HttpResponseMessage response = await task;
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}
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[Fact]
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public async Task HeadersAvailableBeforeBodyFinished()
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{
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ManualResetEvent block = new ManualResetEvent(false);
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var handler = new ClientHandler(async env =>
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{
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var context = new DefaultHttpContext((IFeatureCollection)env);
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context.Response.Headers["TestHeader"] = "TestValue";
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await context.Response.WriteAsync("BodyStarted,");
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block.WaitOne();
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await context.Response.WriteAsync("BodyFinished");
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}, PathString.Empty);
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var httpClient = new HttpClient(handler);
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HttpResponseMessage response = await httpClient.GetAsync("https://example.com/",
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HttpCompletionOption.ResponseHeadersRead);
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Assert.Equal("TestValue", response.Headers.GetValues("TestHeader").First());
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block.Set();
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Assert.Equal("BodyStarted,BodyFinished", await response.Content.ReadAsStringAsync());
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}
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[Fact]
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public async Task FlushSendsHeaders()
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{
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ManualResetEvent block = new ManualResetEvent(false);
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var handler = new ClientHandler(async env =>
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{
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var context = new DefaultHttpContext((IFeatureCollection)env);
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context.Response.Headers["TestHeader"] = "TestValue";
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context.Response.Body.Flush();
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block.WaitOne();
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await context.Response.WriteAsync("BodyFinished");
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}, PathString.Empty);
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var httpClient = new HttpClient(handler);
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HttpResponseMessage response = await httpClient.GetAsync("https://example.com/",
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HttpCompletionOption.ResponseHeadersRead);
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Assert.Equal("TestValue", response.Headers.GetValues("TestHeader").First());
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block.Set();
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Assert.Equal("BodyFinished", await response.Content.ReadAsStringAsync());
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}
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[Fact]
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public async Task ClientDisposalCloses()
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{
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ManualResetEvent block = new ManualResetEvent(false);
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var handler = new ClientHandler(env =>
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{
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var context = new DefaultHttpContext((IFeatureCollection)env);
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context.Response.Headers["TestHeader"] = "TestValue";
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context.Response.Body.Flush();
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block.WaitOne();
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return Task.FromResult(0);
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}, PathString.Empty);
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var httpClient = new HttpClient(handler);
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HttpResponseMessage response = await httpClient.GetAsync("https://example.com/",
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HttpCompletionOption.ResponseHeadersRead);
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Assert.Equal("TestValue", response.Headers.GetValues("TestHeader").First());
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Stream responseStream = await response.Content.ReadAsStreamAsync();
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Task<int> readTask = responseStream.ReadAsync(new byte[100], 0, 100);
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Assert.False(readTask.IsCompleted);
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responseStream.Dispose();
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Thread.Sleep(50);
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Assert.True(readTask.IsCompleted);
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Assert.Equal(0, readTask.Result);
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block.Set();
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}
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[Fact]
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public async Task ClientCancellationAborts()
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{
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ManualResetEvent block = new ManualResetEvent(false);
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var handler = new ClientHandler(env =>
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{
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var context = new DefaultHttpContext((IFeatureCollection)env);
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context.Response.Headers["TestHeader"] = "TestValue";
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context.Response.Body.Flush();
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block.WaitOne();
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return Task.FromResult(0);
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}, PathString.Empty);
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var httpClient = new HttpClient(handler);
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HttpResponseMessage response = await httpClient.GetAsync("https://example.com/",
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HttpCompletionOption.ResponseHeadersRead);
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Assert.Equal("TestValue", response.Headers.GetValues("TestHeader").First());
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Stream responseStream = await response.Content.ReadAsStreamAsync();
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CancellationTokenSource cts = new CancellationTokenSource();
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Task<int> readTask = responseStream.ReadAsync(new byte[100], 0, 100, cts.Token);
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Assert.False(readTask.IsCompleted);
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cts.Cancel();
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Thread.Sleep(50);
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Assert.True(readTask.IsCompleted);
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Assert.True(readTask.IsFaulted);
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block.Set();
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}
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[Fact]
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public Task ExceptionBeforeFirstWriteIsReported()
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{
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var handler = new ClientHandler(env =>
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{
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throw new InvalidOperationException("Test Exception");
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}, PathString.Empty);
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var httpClient = new HttpClient(handler);
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return Assert.ThrowsAsync<InvalidOperationException>(() => httpClient.GetAsync("https://example.com/",
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HttpCompletionOption.ResponseHeadersRead));
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}
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[ConditionalFact]
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[FrameworkSkipCondition(RuntimeFrameworks.Mono)]
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public async Task ExceptionAfterFirstWriteIsReported()
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{
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ManualResetEvent block = new ManualResetEvent(false);
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var handler = new ClientHandler(async env =>
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{
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var context = new DefaultHttpContext((IFeatureCollection)env);
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context.Response.Headers["TestHeader"] = "TestValue";
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await context.Response.WriteAsync("BodyStarted");
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block.WaitOne();
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throw new InvalidOperationException("Test Exception");
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}, PathString.Empty);
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var httpClient = new HttpClient(handler);
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HttpResponseMessage response = await httpClient.GetAsync("https://example.com/",
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HttpCompletionOption.ResponseHeadersRead);
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Assert.Equal("TestValue", response.Headers.GetValues("TestHeader").First());
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block.Set();
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var ex = await Assert.ThrowsAsync<HttpRequestException>(() => response.Content.ReadAsStringAsync());
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Assert.IsType<InvalidOperationException>(ex.GetBaseException());
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}
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}
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}
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