mcs/class/System.Net.Http/Test/System.Net.Http/HttpClientTest.cs

   1 //
   2 // HttpClientTest.cs
   3 //
   4 // Authors:
   5 //      Marek Safar  <marek.safar@gmail.com>
   6 //
   7 // Copyright (C) 2011 Xamarin Inc (http://www.xamarin.com)
   8 //
   9 // Permission is hereby granted, free of charge, to any person obtaining
  10 // a copy of this software and associated documentation files (the
  11 // "Software"), to deal in the Software without restriction, including
  12 // without limitation the rights to use, copy, modify, merge, publish,
  13 // distribute, sublicense, and/or sell copies of the Software, and to
  14 // permit persons to whom the Software is furnished to do so, subject to
  15 // the following conditions:
  16 //
  17 // The above copyright notice and this permission notice shall be
  18 // included in all copies or substantial portions of the Software.
  19 //
  20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  27 //
  28
  29 using System;
  30 using System.Collections;
  31 using System.Collections.Generic;
  32 using NUnit.Framework;
  33 using System.Net.Http;
  34 using System.Net.Http.Headers;
  35 using System.Threading;
  36 using System.Threading.Tasks;
  37 using System.Net;
  38 using System.Linq;
  39 using System.IO;
  40
  41 namespace MonoTests.System.Net.Http
  42 {
  43         [TestFixture]
  44         public class HttpClientTest
  45         {
  46                 class HttpMessageHandlerMock : HttpMessageHandler
  47                 {
  48                         public Func<HttpRequestMessage, Task<HttpResponseMessage>> OnSend;
  49                         public Func<HttpRequestMessage, CancellationToken, Task<HttpResponseMessage>> OnSendFull;
  50
  51                         public HttpMessageHandlerMock ()
  52                         {
  53                         }
  54
  55                         protected override Task<HttpResponseMessage> SendAsync (HttpRequestMessage request, CancellationToken cancellationToken)
  56                         {
  57                                 if (OnSend != null)
  58                                         return OnSend (request);
  59
  60                                 if (OnSendFull != null)
  61                                         return OnSendFull (request, cancellationToken);
  62
  63                                 Assert.Fail ("Send");
  64                                 return null;
  65                         }
  66                 }
  67
  68                 class HttpClientHandlerMock : HttpClientHandler
  69                 {
  70                         public Func<HttpRequestMessage, Task<HttpResponseMessage>> OnSend;
  71                         public Func<HttpRequestMessage, CancellationToken, Task<HttpResponseMessage>> OnSendFull;
  72
  73                         protected override Task<HttpResponseMessage> SendAsync (HttpRequestMessage request, CancellationToken cancellationToken)
  74                         {
  75                                 if (OnSend != null)
  76                                         return OnSend (request);
  77
  78                                 if (OnSendFull != null)
  79                                         return OnSendFull (request, cancellationToken);
  80
  81                                 Assert.Fail ("Send");
  82                                 return null;
  83                         }
  84                 }
  85
  86                 const int WaitTimeout = 2500;
  87
  88                 string port, TestHost, LocalServer;
  89
  90                 [SetUp]
  91                 public void SetupFixture ()
  92                 {
  93                         if (Environment.OSVersion.Platform == PlatformID.Win32NT) {
  94                                 port = "810";
  95                         } else {
  96                                 port = "8810";
  97                         }
  98
  99                         TestHost = "localhost:" + port;
 100                         LocalServer = string.Format ("http://{0}/", TestHost);
 101                 }
 102
 103                 [Test]
 104                 public void Ctor_Default ()
 105                 {
 106                         var client = new HttpClient ();
 107                         Assert.IsNull (client.BaseAddress, "#1");
 108                         Assert.IsNotNull (client.DefaultRequestHeaders, "#2");  // TODO: full check
 109                         Assert.AreEqual (int.MaxValue, client.MaxResponseContentBufferSize, "#3");
 110                         Assert.AreEqual (TimeSpan.FromSeconds (100), client.Timeout, "#4");
 111                 }
 112
 113                 [Test]
 114                 public void CancelPendingRequests ()
 115                 {
 116                         var mh = new HttpMessageHandlerMock ();
 117
 118                         var client = new HttpClient (mh);
 119                         var request = new HttpRequestMessage (HttpMethod.Get, "http://xamarin.com");
 120                         var mre = new ManualResetEvent (false);
 121
 122                         mh.OnSendFull = (l, c) => {
 123                                 mre.Set ();
 124                                 Assert.IsTrue (c.WaitHandle.WaitOne (1000), "#20");
 125                                 Assert.IsTrue (c.IsCancellationRequested, "#21");
 126                                 mre.Set ();
 127                                 return Task.FromResult (new HttpResponseMessage ());
 128                         };
 129
 130                         var t = Task.Factory.StartNew (() => {
 131                                 client.SendAsync (request).Wait (WaitTimeout);
 132                         });
 133
 134                         Assert.IsTrue (mre.WaitOne (500), "#1");
 135                         mre.Reset ();
 136                         client.CancelPendingRequests ();
 137                         Assert.IsTrue (t.Wait (500), "#2");
 138
 139                         request = new HttpRequestMessage (HttpMethod.Get, "http://xamarin.com");
 140                         mh.OnSendFull = (l, c) => {
 141                                 Assert.IsFalse (c.IsCancellationRequested, "#30");
 142                                 return Task.FromResult (new HttpResponseMessage ());
 143                         };
 144
 145                         client.SendAsync (request).Wait (WaitTimeout);
 146                 }
 147
 148                 [Test]
 149                 public void CancelPendingRequests_BeforeSend ()
 150                 {
 151                         var ct = new CancellationTokenSource ();
 152                         ct.Cancel ();
 153                         var rr = CancellationTokenSource.CreateLinkedTokenSource (new CancellationToken (), ct.Token);
 154
 155
 156                         var mh = new HttpMessageHandlerMock ();
 157
 158                         var client = new HttpClient (mh);
 159                         var request = new HttpRequestMessage (HttpMethod.Get, "http://xamarin.com");
 160                         client.CancelPendingRequests ();
 161
 162                         mh.OnSendFull = (l, c) => {
 163                                 Assert.IsFalse (c.IsCancellationRequested, "#30");
 164                                 return Task.FromResult (new HttpResponseMessage ());
 165                         };
 166
 167                         client.SendAsync (request).Wait (WaitTimeout);
 168
 169                         request = new HttpRequestMessage (HttpMethod.Get, "http://xamarin.com");
 170                         client.SendAsync (request).Wait (WaitTimeout);
 171                 }
 172
 173                 [Test]
 174                 public void Properties ()
 175                 {
 176                         var client = new HttpClient ();
 177                         client.BaseAddress = null;
 178                         client.MaxResponseContentBufferSize = int.MaxValue;
 179                         client.Timeout = Timeout.InfiniteTimeSpan;
 180
 181                         Assert.IsNull (client.BaseAddress, "#1");
 182                         Assert.AreEqual (int.MaxValue, client.MaxResponseContentBufferSize, "#2");
 183                         Assert.AreEqual (Timeout.InfiniteTimeSpan, client.Timeout, "#3");
 184                 }
 185
 186                 [Test]
 187                 public void Properties_Invalid ()
 188                 {
 189                         var client = new HttpClient ();
 190                         try {
 191                                 client.MaxResponseContentBufferSize = 0;
 192                                 Assert.Fail ("#1");
 193                         } catch (ArgumentOutOfRangeException) {
 194                         }
 195
 196                         try {
 197                                 client.Timeout = TimeSpan.MinValue;
 198                                 Assert.Fail ("#2");
 199                         } catch (ArgumentOutOfRangeException) {
 200                         }
 201                 }
 202
 203                 [Test]
 204                 public void Send ()
 205                 {
 206                         var mh = new HttpMessageHandlerMock ();
 207
 208                         var client = new HttpClient (mh);
 209                         client.BaseAddress = new Uri ("http://xamarin.com");
 210                         var request = new HttpRequestMessage ();
 211                         var response = new HttpResponseMessage ();
 212
 213                         mh.OnSend = l => {
 214                                 Assert.AreEqual (l, request, "#2");
 215                                 Assert.AreEqual (client.BaseAddress, l.RequestUri, "#2");
 216                                 return Task.FromResult (response);
 217                         };
 218
 219                         Assert.AreEqual (response, client.SendAsync (request).Result, "#1");
 220                 }
 221
 222                 [Test]
 223                 public void Send_DefaultRequestHeaders ()
 224                 {
 225                         var mh = new HttpMessageHandlerMock ();
 226
 227                         var client = new HttpClient (mh);
 228                         client.DefaultRequestHeaders.Referrer = new Uri ("http://google.com");
 229
 230                         var request = new HttpRequestMessage (HttpMethod.Get, "http://xamarin.com");
 231                         var response = new HttpResponseMessage ();
 232
 233                         mh.OnSend = l => {
 234                                 Assert.AreEqual (client.DefaultRequestHeaders.Referrer, l.Headers.Referrer, "#2");
 235                                 Assert.IsNotNull (l.Headers.Referrer, "#3");
 236                                 return Task.FromResult (response);
 237                         };
 238
 239                         Assert.AreEqual (response, client.SendAsync (request).Result, "#1");
 240                 }
 241
 242                 [Test]
 243                 public void Send_Complete_Default ()
 244                 {
 245                         bool? failed = null;
 246                         var listener = CreateListener (l => {
 247                                 try {
 248                                         var request = l.Request;
 249
 250                                         Assert.IsNull (request.AcceptTypes, "#1");
 251                                         Assert.AreEqual (0, request.ContentLength64, "#2");
 252                                         Assert.IsNull (request.ContentType, "#3");
 253                                         Assert.AreEqual (0, request.Cookies.Count, "#4");
 254                                         Assert.IsFalse (request.HasEntityBody, "#5");
 255                                         Assert.AreEqual (TestHost, request.Headers["Host"], "#6b");
 256                                         Assert.AreEqual ("GET", request.HttpMethod, "#7");
 257                                         Assert.IsFalse (request.IsAuthenticated, "#8");
 258                                         Assert.IsTrue (request.IsLocal, "#9");
 259                                         Assert.IsFalse (request.IsSecureConnection, "#10");
 260                                         Assert.IsFalse (request.IsWebSocketRequest, "#11");
 261                                         Assert.IsTrue (request.KeepAlive, "#12");
 262                                         Assert.AreEqual (HttpVersion.Version11, request.ProtocolVersion, "#13");
 263                                         Assert.IsNull (request.ServiceName, "#14");
 264                                         Assert.IsNull (request.UrlReferrer, "#15");
 265                                         Assert.IsNull (request.UserAgent, "#16");
 266                                         Assert.IsNull (request.UserLanguages, "#17");
 267                                         failed = false;
 268                                 } catch {
 269                                         failed = true;
 270                                 }
 271                         });
 272
 273                         try {
 274                                 var client = new HttpClient ();
 275                                 var request = new HttpRequestMessage (HttpMethod.Get, LocalServer);
 276                                 var response = client.SendAsync (request, HttpCompletionOption.ResponseHeadersRead).Result;
 277
 278                                 Assert.AreEqual ("", response.Content.ReadAsStringAsync ().Result, "#100");
 279                                 Assert.AreEqual (HttpStatusCode.OK, response.StatusCode, "#101");
 280                                 Assert.AreEqual (false, failed, "#102");
 281                         } finally {
 282                                 listener.Close ();
 283                         }
 284                 }
 285
 286                 [Test]
 287                 public void Send_Complete_Version_1_0 ()
 288                 {
 289                         bool? failed = null;
 290
 291                         var listener = CreateListener (l => {
 292                                 try {
 293                                         var request = l.Request;
 294
 295                                         Assert.IsNull (request.AcceptTypes, "#1");
 296                                         Assert.AreEqual (0, request.ContentLength64, "#2");
 297                                         Assert.IsNull (request.ContentType, "#3");
 298                                         Assert.AreEqual (0, request.Cookies.Count, "#4");
 299                                         Assert.IsFalse (request.HasEntityBody, "#5");
 300                                         Assert.AreEqual (1, request.Headers.Count, "#6");
 301                                         Assert.AreEqual (TestHost, request.Headers["Host"], "#6a");
 302                                         Assert.AreEqual ("GET", request.HttpMethod, "#7");
 303                                         Assert.IsFalse (request.IsAuthenticated, "#8");
 304                                         Assert.IsTrue (request.IsLocal, "#9");
 305                                         Assert.IsFalse (request.IsSecureConnection, "#10");
 306                                         Assert.IsFalse (request.IsWebSocketRequest, "#11");
 307                                         Assert.IsFalse (request.KeepAlive, "#12");
 308                                         Assert.AreEqual (HttpVersion.Version10, request.ProtocolVersion, "#13");
 309                                         Assert.IsNull (request.ServiceName, "#14");
 310                                         Assert.IsNull (request.UrlReferrer, "#15");
 311                                         Assert.IsNull (request.UserAgent, "#16");
 312                                         Assert.IsNull (request.UserLanguages, "#17");
 313                                         failed = false;
 314                                 } catch {
 315                                         failed = true;
 316                                 }
 317                         });
 318
 319                         try {
 320                                 var client = new HttpClient ();
 321                                 var request = new HttpRequestMessage (HttpMethod.Get, LocalServer);
 322                                 request.Version = HttpVersion.Version10;
 323                                 var response = client.SendAsync (request, HttpCompletionOption.ResponseHeadersRead).Result;
 324
 325                                 Assert.AreEqual ("", response.Content.ReadAsStringAsync ().Result, "#100");
 326                                 Assert.AreEqual (HttpStatusCode.OK, response.StatusCode, "#101");
 327                                 Assert.AreEqual (false, failed, "#102");
 328                         } finally {
 329                                 listener.Close ();
 330                         }
 331                 }
 332
 333                 [Test]
 334                 public void Send_Complete_ClientHandlerSettings ()
 335                 {
 336                         bool? failed = null;
 337
 338                         var listener = CreateListener (l => {
 339                                 var request = l.Request;
 340
 341                                 try {
 342                                         Assert.IsNull (request.AcceptTypes, "#1");
 343                                         Assert.AreEqual (0, request.ContentLength64, "#2");
 344                                         Assert.IsNull (request.ContentType, "#3");
 345                                         Assert.AreEqual (1, request.Cookies.Count, "#4");
 346                                         Assert.AreEqual (new Cookie ("mycookie", "vv"), request.Cookies[0], "#4a");
 347                                         Assert.IsFalse (request.HasEntityBody, "#5");
 348                                         Assert.AreEqual (4, request.Headers.Count, "#6");
 349                                         Assert.AreEqual (TestHost, request.Headers["Host"], "#6a");
 350                                         Assert.AreEqual ("gzip", request.Headers["Accept-Encoding"], "#6b");
 351                                         Assert.AreEqual ("mycookie=vv", request.Headers["Cookie"], "#6c");
 352                                         Assert.AreEqual ("GET", request.HttpMethod, "#7");
 353                                         Assert.IsFalse (request.IsAuthenticated, "#8");
 354                                         Assert.IsTrue (request.IsLocal, "#9");
 355                                         Assert.IsFalse (request.IsSecureConnection, "#10");
 356                                         Assert.IsFalse (request.IsWebSocketRequest, "#11");
 357                                         Assert.IsTrue (request.KeepAlive, "#12");
 358                                         Assert.AreEqual (HttpVersion.Version10, request.ProtocolVersion, "#13");
 359                                         Assert.IsNull (request.ServiceName, "#14");
 360                                         Assert.IsNull (request.UrlReferrer, "#15");
 361                                         Assert.IsNull (request.UserAgent, "#16");
 362                                         Assert.IsNull (request.UserLanguages, "#17");
 363                                         failed = false;
 364                                 } catch {
 365                                         failed = true;
 366                                 }
 367                         });
 368
 369                         try {
 370                                 var chandler = new HttpClientHandler ();
 371                                 chandler.AllowAutoRedirect = true;
 372                                 chandler.AutomaticDecompression = DecompressionMethods.GZip;
 373                                 chandler.MaxAutomaticRedirections = 33;
 374                                 chandler.MaxRequestContentBufferSize = 5555;
 375                                 chandler.PreAuthenticate = true;
 376                                 chandler.CookieContainer.Add (new Uri (LocalServer), new Cookie ( "mycookie", "vv"));
 377                                 chandler.UseCookies = true;
 378                                 chandler.UseDefaultCredentials = true;
 379                                 chandler.Proxy = new WebProxy ("ee");
 380                                 chandler.UseProxy = true;
 381
 382                                 var client = new HttpClient (chandler);
 383                                 var request = new HttpRequestMessage (HttpMethod.Get, LocalServer);
 384                                 request.Version = HttpVersion.Version10;
 385                                 request.Headers.Add ("Keep-Alive", "false");
 386                                 var response = client.SendAsync (request, HttpCompletionOption.ResponseHeadersRead).Result;
 387
 388                                 Assert.AreEqual ("", response.Content.ReadAsStringAsync ().Result, "#100");
 389                                 Assert.AreEqual (HttpStatusCode.OK, response.StatusCode, "#101");
 390                                 Assert.AreEqual (false, failed, "#102");
 391                         } finally {
 392                                 listener.Abort ();
 393                                 listener.Close ();
 394                         }
 395                 }
 396
 397                 [Test]
 398                 public void Send_Complete_CustomHeaders ()
 399                 {
 400                         bool? failed = null;
 401
 402                         var listener = CreateListener (l => {
 403                                 var request = l.Request;
 404                                 try {
 405                                         Assert.AreEqual ("vv", request.Headers["aa"], "#1");
 406
 407                                         var response = l.Response;
 408                                         response.Headers.Add ("rsp", "rrr");
 409                                         response.Headers.Add ("upgrade", "vvvvaa");
 410                                         response.Headers.Add ("Date", "aa");
 411                                         response.Headers.Add ("cache-control", "audio");
 412
 413                                         response.StatusDescription = "test description";
 414                                         response.ProtocolVersion = HttpVersion.Version10;
 415                                         response.SendChunked = true;
 416                                         response.RedirectLocation = "w3.org";
 417
 418                                         failed = false;
 419                                 } catch {
 420                                         failed = true;
 421                                 }
 422                         });
 423
 424                         try {
 425                                 var client = new HttpClient ();
 426                                 var request = new HttpRequestMessage (HttpMethod.Get, LocalServer);
 427                                 Assert.IsTrue (request.Headers.TryAddWithoutValidation ("aa", "vv"), "#0");
 428                                 var response = client.SendAsync (request, HttpCompletionOption.ResponseHeadersRead).Result;
 429
 430                                 Assert.AreEqual ("", response.Content.ReadAsStringAsync ().Result, "#100");
 431                                 Assert.AreEqual (HttpStatusCode.OK, response.StatusCode, "#101");
 432
 433                                 IEnumerable<string> values;
 434                                 Assert.IsTrue (response.Headers.TryGetValues ("rsp", out values), "#102");
 435                                 Assert.AreEqual ("rrr", values.First (), "#102a");
 436
 437                                 Assert.IsTrue (response.Headers.TryGetValues ("Transfer-Encoding", out values), "#103");
 438                                 Assert.AreEqual ("chunked", values.First (), "#103a");
 439                                 Assert.AreEqual (true, response.Headers.TransferEncodingChunked, "#103b");
 440
 441                                 Assert.IsTrue (response.Headers.TryGetValues ("Date", out values), "#104");
 442                                 Assert.AreEqual (1, values.Count (), "#104b");
 443                                 // .NET overwrites Date, Mono does not
 444                                 // Assert.IsNotNull (response.Headers.Date, "#104c");
 445
 446                                 Assert.AreEqual (new ProductHeaderValue ("vvvvaa"), response.Headers.Upgrade.First (), "#105");
 447
 448                                 Assert.AreEqual ("audio", response.Headers.CacheControl.Extensions.First ().Name, "#106");
 449
 450                                 Assert.AreEqual ("w3.org", response.Headers.Location.OriginalString, "#107");
 451
 452                                 Assert.AreEqual ("test description", response.ReasonPhrase, "#110");
 453                                 Assert.AreEqual (HttpVersion.Version11, response.Version, "#111");
 454
 455                                 Assert.AreEqual (false, failed, "#112");
 456                         } finally {
 457                                 listener.Close ();
 458                         }
 459                 }
 460
 461                 [Test]
 462                 public void Send_Complete_Content ()
 463                 {
 464                         var listener = CreateListener (l => {
 465                                 var request = l.Request;
 466                                 l.Response.OutputStream.WriteByte (55);
 467                                 l.Response.OutputStream.WriteByte (75);
 468                         });
 469
 470                         try {
 471                                 var client = new HttpClient ();
 472                                 var request = new HttpRequestMessage (HttpMethod.Get, LocalServer);
 473                                 Assert.IsTrue (request.Headers.TryAddWithoutValidation ("aa", "vv"), "#0");
 474                                 var response = client.SendAsync (request, HttpCompletionOption.ResponseHeadersRead).Result;
 475
 476                                 Assert.AreEqual ("7K", response.Content.ReadAsStringAsync ().Result, "#100");
 477                                 Assert.AreEqual (HttpStatusCode.OK, response.StatusCode, "#101");
 478
 479                                 IEnumerable<string> values;
 480                                 Assert.IsTrue (response.Headers.TryGetValues ("Transfer-Encoding", out values), "#102");
 481                                 Assert.AreEqual ("chunked", values.First (), "#102a");
 482                                 Assert.AreEqual (true, response.Headers.TransferEncodingChunked, "#102b");
 483                         } finally {
 484                                 listener.Close ();
 485                         }
 486                 }
 487
 488                 [Test]
 489                 public void Send_Complete_Content_MaxResponseContentBufferSize ()
 490                 {
 491                         var listener = CreateListener (l => {
 492                                 var request = l.Request;
 493                                 var b = new byte[4000];
 494                                 l.Response.OutputStream.Write (b, 0, b.Length);
 495                         });
 496
 497                         try {
 498                                 var client = new HttpClient ();
 499                                 client.MaxResponseContentBufferSize = 1000;
 500                                 var request = new HttpRequestMessage (HttpMethod.Get, LocalServer);
 501                                 var response = client.SendAsync (request, HttpCompletionOption.ResponseHeadersRead).Result;
 502
 503                                 Assert.AreEqual (4000, response.Content.ReadAsStringAsync ().Result.Length, "#100");
 504                                 Assert.AreEqual (HttpStatusCode.OK, response.StatusCode, "#101");
 505                         } finally {
 506                                 listener.Close ();
 507                         }
 508                 }
 509
 510                 [Test]
 511                 public void Send_Complete_Content_MaxResponseContentBufferSize_Error ()
 512                 {
 513                         var listener = CreateListener (l => {
 514                                 var request = l.Request;
 515                                 var b = new byte[4000];
 516                                 l.Response.OutputStream.Write (b, 0, b.Length);
 517                         });
 518
 519                         try {
 520                                 var client = new HttpClient ();
 521                                 client.MaxResponseContentBufferSize = 1000;
 522                                 var request = new HttpRequestMessage (HttpMethod.Get, LocalServer);
 523
 524                                 try {
 525                                         client.SendAsync (request, HttpCompletionOption.ResponseContentRead).Wait (WaitTimeout);
 526                                         Assert.Fail ("#2");
 527                                 } catch (AggregateException e) {
 528                                         Assert.IsTrue (e.InnerException is HttpRequestException, "#3");
 529                                 }
 530
 531                         } finally {
 532                                 listener.Close ();
 533                         }
 534                 }
 535
 536                 [Test]
 537                 public void Send_Complete_Error ()
 538                 {
 539                         var listener = CreateListener (l => {
 540                                 var response = l.Response;
 541                                 response.StatusCode = 500;
 542                         });
 543
 544                         try {
 545                                 var client = new HttpClient ();
 546                                 var request = new HttpRequestMessage (HttpMethod.Get, LocalServer);
 547                                 var response = client.SendAsync (request, HttpCompletionOption.ResponseHeadersRead).Result;
 548
 549                                 Assert.AreEqual ("", response.Content.ReadAsStringAsync ().Result, "#100");
 550                                 Assert.AreEqual (HttpStatusCode.InternalServerError, response.StatusCode, "#101");
 551                         } finally {
 552                                 listener.Close ();
 553                         }
 554                 }
 555
 556                 [Test]
 557                 public void Send_Content_Get ()
 558                 {
 559                         var listener = CreateListener (l => {
 560                                 var request = l.Request;
 561                                 l.Response.OutputStream.WriteByte (72);
 562                         });
 563
 564                         try {
 565                                 var client = new HttpClient ();
 566                                 var r = new HttpRequestMessage (HttpMethod.Get, LocalServer);
 567                                 var response = client.SendAsync (r).Result;
 568
 569                                 Assert.AreEqual ("H", response.Content.ReadAsStringAsync ().Result);
 570                         } finally {
 571                                 listener.Close ();
 572                         }
 573                 }
 574
 575                 [Test]
 576                 public void Send_Content_Put ()
 577                 {
 578                         bool passed = false;
 579                         var listener = CreateListener (l => {
 580                                 var request = l.Request;
 581                                 passed = 7 == request.ContentLength64;
 582                                 passed &= request.ContentType == "text/plain; charset=utf-8";
 583                                 passed &= request.InputStream.ReadByte () == 'm';
 584                         });
 585
 586                         try {
 587                                 var client = new HttpClient ();
 588                                 var r = new HttpRequestMessage (HttpMethod.Put, LocalServer);
 589                                 r.Content = new StringContent ("my text");
 590                                 var response = client.SendAsync (r).Result;
 591
 592                                 Assert.AreEqual (HttpStatusCode.OK, response.StatusCode, "#1");
 593                                 Assert.IsTrue (passed, "#2");
 594                         } finally {
 595                                 listener.Abort ();
 596                                 listener.Close ();
 597                         }
 598                 }
 599
 600                 [Test]
 601                 public void Send_Timeout ()
 602                 {
 603                         var mh = new HttpMessageHandlerMock ();
 604
 605                         var client = new HttpClient (mh);
 606                         client.Timeout = TimeSpan.FromMilliseconds (100);
 607                         var request = new HttpRequestMessage (HttpMethod.Get, "http://xamarin.com");
 608                         var response = new HttpResponseMessage ();
 609
 610                         mh.OnSendFull = (l, c) => {
 611                                 Assert.IsTrue (c.WaitHandle.WaitOne (500), "#2");
 612                                 return Task.FromResult (response);
 613                         };
 614
 615                         Assert.AreEqual (response, client.SendAsync (request).Result, "#1");
 616                 }
 617
 618                 [Test]
 619                 public void Send_Invalid ()
 620                 {
 621                         var client = new HttpClient ();
 622                         try {
 623                                 client.SendAsync (null).Wait (WaitTimeout);
 624                                 Assert.Fail ("#1");
 625                         } catch (ArgumentNullException) {
 626                         }
 627
 628                         try {
 629                                 var request = new HttpRequestMessage ();
 630                                 client.SendAsync (request).Wait (WaitTimeout);
 631                                 Assert.Fail ("#2");
 632                         } catch (InvalidOperationException) {
 633                         }
 634                 }
 635
 636                 [Test]
 637                 public void Send_InvalidHandler ()
 638                 {
 639                         var mh = new HttpMessageHandlerMock ();
 640
 641                         var client = new HttpClient (mh);
 642                         client.BaseAddress = new Uri ("http://xamarin.com");
 643                         var request = new HttpRequestMessage ();
 644
 645                         mh.OnSend = l => {
 646                                 Assert.AreEqual (l, request, "#1");
 647                                 return null;
 648                         };
 649
 650                         try {
 651                                 // Broken by design
 652                                 client.SendAsync (request).Wait (WaitTimeout);
 653                                 Assert.Fail ("#2");
 654                         } catch (Exception) {
 655                         }
 656                 }
 657
 658                 [Test]
 659                 public void Send_SameMessage ()
 660                 {
 661                         var mh = new HttpMessageHandlerMock ();
 662
 663                         var client = new HttpClient (mh);
 664                         var request = new HttpRequestMessage (HttpMethod.Get, "http://xamarin.com");
 665
 666                         mh.OnSend = l => Task.FromResult (new HttpResponseMessage ());
 667
 668                         client.SendAsync (request).Wait (WaitTimeout);
 669                         try {
 670                                 client.SendAsync (request).Wait (WaitTimeout);
 671                                 Assert.Fail ("#1");
 672                         } catch (InvalidOperationException) {
 673                         }
 674                 }
 675
 676                 [Test]
 677                 public void GetString_RelativeUri ()
 678                 {
 679                         var client = new HttpClient ();
 680                         client.BaseAddress = new Uri ("http://en.wikipedia.org/wiki/");
 681                         var uri = new Uri ("Computer", UriKind.Relative);
 682
 683                         Assert.That (client.GetStringAsync (uri).Result != null);
 684                         Assert.That (client.GetStringAsync ("Computer").Result != null);
 685                 }
 686
 687                 [Test]
 688                 public void GetByteArray_ServerError ()
 689                 {
 690                         var listener = CreateListener (l => {
 691                                 var response = l.Response;
 692                                 response.StatusCode = 500;
 693                                 l.Response.OutputStream.WriteByte (72);
 694                         });
 695
 696                         try {
 697                                 var client = new HttpClient ();
 698                                 try {
 699                                         client.GetByteArrayAsync (LocalServer).Wait (WaitTimeout);
 700                                         Assert.Fail ("#1");
 701                                 } catch (AggregateException e) {
 702                                         Assert.IsTrue (e.InnerException is HttpRequestException , "#2");
 703                                 }
 704                         } finally {
 705                                 listener.Close ();
 706                         }
 707                 }
 708
 709                 [Test]
 710                 public void DisallowAutoRedirect ()
 711                 {
 712                         var listener = CreateListener (l => {
 713                                 var request = l.Request;
 714                                 var response = l.Response;
 715
 716                                 response.StatusCode = (int)HttpStatusCode.Moved;
 717                                 response.RedirectLocation = "http://xamarin.com/";
 718                         });
 719
 720                         try {
 721                                 var chandler = new HttpClientHandler ();
 722                                 chandler.AllowAutoRedirect = false;
 723                                 var client = new HttpClient (chandler);
 724
 725                                 try {
 726                                         client.GetStringAsync (LocalServer).Wait (WaitTimeout);
 727                                         Assert.Fail ("#1");
 728                                 } catch (AggregateException e) {
 729                                         Assert.IsTrue (e.InnerException is HttpRequestException, "#2");
 730                                 }
 731                         } finally {
 732                                 listener.Abort ();
 733                                 listener.Close ();
 734                         }
 735                 }
 736
 737                 [Test]
 738                 /*
 739                  * Properties may only be modified before sending the first request.
 740                  */
 741                 public void ModifyHandlerAfterFirstRequest ()
 742                 {
 743                         var chandler = new HttpClientHandler ();
 744                         chandler.AllowAutoRedirect = true;
 745                         var client = new HttpClient (chandler, true);
 746
 747                         var listener = CreateListener (l => {
 748                                 var response = l.Response;
 749                                 response.StatusCode = 200;
 750                                 response.OutputStream.WriteByte (55);
 751                         });
 752
 753                         try {
 754                                 client.GetStringAsync (LocalServer).Wait (WaitTimeout);
 755                                 try {
 756                                         chandler.AllowAutoRedirect = false;
 757                                         Assert.Fail ("#1");
 758                                 } catch (InvalidOperationException) {
 759                                         ;
 760                                 }
 761                         } finally {
 762                                 listener.Abort ();
 763                                 listener.Close ();
 764                         }
 765                 }
 766
 767                 [Test]
 768                 /*
 769                  * However, this policy is not enforced for custom handlers and there
 770                  * is also no way a derived class could tell its HttpClientHandler parent
 771                  * that it just sent a request.
 772                  *
 773                  */
 774                 public void ModifyHandlerAfterFirstRequest_Mock ()
 775                 {
 776                         var ch = new HttpClientHandlerMock ();
 777                         ch.AllowAutoRedirect = true;
 778
 779                         var client = new HttpClient (ch);
 780
 781                         ch.OnSend = (l) => {
 782                                 return Task.FromResult (new HttpResponseMessage ());
 783                         };
 784
 785                         client.GetAsync ("http://xamarin.com").Wait (WaitTimeout);
 786                         ch.AllowAutoRedirect = false;
 787                 }
 788
 789                 HttpListener CreateListener (Action<HttpListenerContext> contextAssert)
 790                 {
 791                         var l = new HttpListener ();
 792                         l.Prefixes.Add (string.Format ("http://+:{0}/", port));
 793                         l.Start ();
 794                         l.BeginGetContext (ar => {
 795                                 var ctx = l.EndGetContext (ar);
 796
 797                                 try {
 798                                         if (contextAssert != null)
 799                                                 contextAssert (ctx);
 800                                 } finally {
 801                                         ctx.Response.Close ();
 802                                 }
 803                         }, null);
 804
 805                         return l;
 806                 }
 807         }
 808 }