mcs/class/System/Test/System.Net/FtpWebRequestTest.cs

   1 //
   2 // FtpWebRequestTest.cs - NUnit Test Cases for System.Net.FtpWebRequest
   3 //
   4 // Authors:
   5 //      Carlos Alberto Cortez <calberto.cortez@gmail.com>
   6 //      Gonzalo Paniagua Javier <gonzalo@novell.com>
   7 //
   8 // Copyright (c) 2006,2007,2008 Novell, Inc. (http://www.novell.com)
   9 //
  10 #if NET_2_0
  11 using NUnit.Framework;
  12 using System;
  13 using System.IO;
  14 using System.Net;
  15 using System.Net.Sockets;
  16 using System.Text;
  17 using System.Threading;
  18
  19 namespace MonoTests.System.Net
  20 {
  21         [TestFixture]
  22         public class FtpWebRequestTest
  23         {
  24                 FtpWebRequest defaultRequest;
  25
  26                 [TestFixtureSetUp]
  27                 public void Init ()
  28                 {
  29                         defaultRequest = (FtpWebRequest) WebRequest.Create ("ftp://www.contoso.com");
  30                 }
  31
  32                 [Test]
  33                 public void ContentLength ()
  34                 {
  35                         try {
  36                                 long l = defaultRequest.ContentLength;
  37                         } catch (NotSupportedException) {
  38                                 Assert.Fail ("#1"); // Not overriden
  39                         }
  40
  41                         try {
  42                                 defaultRequest.ContentLength = 2;
  43                         } catch (NotSupportedException) {
  44                                 Assert.Fail ("#2"); // Not overriden
  45                         }
  46                 }
  47
  48                 [Test]
  49                 public void ContentType ()
  50                 {
  51                         try {
  52                                 string t = defaultRequest.ContentType;
  53                                 Assert.Fail ("#1");
  54                         } catch (NotSupportedException) {
  55                         }
  56
  57                         try {
  58                                 defaultRequest.ContentType = String.Empty;
  59                                 Assert.Fail ("#2");
  60                         } catch (NotSupportedException) {
  61                         }
  62                 }
  63
  64                 [Test]
  65                 public void ContentOffset ()
  66                 {
  67                         try {
  68                                 defaultRequest.ContentOffset = -2;
  69                                 Assert.Fail ("#1");
  70                         } catch (ArgumentOutOfRangeException) {
  71                         }
  72                 }
  73
  74                 [Test]
  75                 public void Credentials ()
  76                 {
  77                         try {
  78                                 defaultRequest.Credentials = null;
  79                                 Assert.Fail ("#1");
  80                         } catch (ArgumentNullException) {
  81                         }
  82
  83                 }
  84
  85                 [Test]
  86                 public void Method ()
  87                 {
  88                         try {
  89                                 defaultRequest.Method = null;
  90                                 Assert.Fail ("#1");
  91                         } catch (ArgumentNullException) {
  92                         }
  93
  94                         try {
  95                                 defaultRequest.Method = String.Empty;
  96                                 Assert.Fail ("#2");
  97                         } catch (ArgumentException) {
  98                         }
  99
 100                         try {
 101                                 defaultRequest.Method = "WrongValue";
 102                                 Assert.Fail ("#3");
 103                         } catch (ArgumentException) {
 104                         }
 105                 }
 106
 107                 [Test]
 108                 public void PreAuthenticate ()
 109                 {
 110                         try {
 111                                 bool p = defaultRequest.PreAuthenticate;
 112                                 Assert.Fail ("#1");
 113                         } catch (NotSupportedException) {
 114                         }
 115
 116                         try {
 117                                 defaultRequest.PreAuthenticate = true;
 118                         } catch (NotSupportedException) {
 119                         }
 120                 }
 121
 122                 [Test]
 123                 public void ReadWriteTimeout ()
 124                 {
 125                         try {
 126                                 defaultRequest.ReadWriteTimeout = -2;
 127                                 Assert.Fail ("#2");
 128                         } catch (ArgumentOutOfRangeException) {
 129                         }
 130                 }
 131
 132                 [Test]
 133                 public void Timeout ()
 134                 {
 135                         try {
 136                                 defaultRequest.Timeout = -2;
 137                                 Assert.Fail ("#2");
 138                         } catch (ArgumentOutOfRangeException) {
 139                         }
 140                 }
 141
 142                 [Test]
 143                 public void DefaultValues ()
 144                 {
 145                         FtpWebRequest request = (FtpWebRequest) WebRequest.Create ("ftp://www.contoso.com");
 146
 147                         Assert.AreEqual (0, request.ContentOffset, "ContentOffset");
 148                         Assert.AreEqual (false, request.EnableSsl, "EnableSsl");
 149                         // FIXME: Disabled this one by now. KeepAlive is not well supported.
 150                         // Assert.AreEqual (true, request.KeepAlive, "KeepAlive");
 151                         Assert.AreEqual (WebRequestMethods.Ftp.DownloadFile, request.Method, "#1");
 152                         Assert.AreEqual (300000, request.ReadWriteTimeout, "ReadWriteTimeout");
 153                         Assert.IsNull (request.RenameTo, "RenameTo");
 154                         Assert.AreEqual (true, request.UseBinary, "UseBinary");
 155                         Assert.AreEqual (100000, request.Timeout, "Timeout");
 156                         Assert.AreEqual (true, request.UsePassive, "UsePassive");
 157                 }
 158
 159                 [Test]
 160                 public void RenameTo ()
 161                 {
 162                         try {
 163                                 defaultRequest.RenameTo = null;
 164                                 Assert.Fail ("#1");
 165                         } catch (ArgumentException) {
 166                         }
 167
 168                         try {
 169                                 defaultRequest.RenameTo = String.Empty;
 170                                 Assert.Fail ("#2");
 171                         } catch (ArgumentException) {
 172                         }
 173                 }
 174
 175                 [Test]
 176                 public void UploadFile1 ()
 177                 {
 178                         ServerPut sp = new ServerPut ();
 179                         sp.Start ();
 180                         string uri = String.Format ("ftp://{0}:{1}/uploads/file.txt", sp.IPAddress, sp.Port);
 181                         try {
 182                                 FtpWebRequest ftp = (FtpWebRequest) WebRequest.Create (uri);
 183                                 ftp.KeepAlive = false;
 184                                 ftp.Timeout = 5000;
 185                                 ftp.Method = WebRequestMethods.Ftp.UploadFile;
 186                                 ftp.ContentLength = 1;
 187                                 ftp.UseBinary = true;
 188                                 Stream stream = ftp.GetRequestStream ();
 189                                 stream.WriteByte (0);
 190                                 stream.Close ();
 191                                 FtpWebResponse response = (FtpWebResponse) ftp.GetResponse ();
 192                                 Assert.IsTrue ((int) response.StatusCode >= 200 && (int) response.StatusCode < 300, "UP#01");
 193                                 response.Close ();
 194                         } catch (Exception) {
 195                                 if (!String.IsNullOrEmpty (sp.Where))
 196                                         throw new Exception (sp.Where);
 197                                 throw;
 198                         } finally {
 199                                 sp.Stop ();
 200                         }
 201                 }
 202
 203                 [Test]
 204                 public void DownloadFile1 ()
 205                 {
 206                         ServerDownload sp = new ServerDownload ();
 207                         sp.Start ();
 208                         string uri = String.Format ("ftp://{0}:{1}/file.txt", sp.IPAddress, sp.Port);
 209                         try {
 210                                 FtpWebRequest ftp = (FtpWebRequest) WebRequest.Create (uri);
 211                                 ftp.KeepAlive = false;
 212                                 ftp.Timeout = 5000;
 213                                 ftp.Method = WebRequestMethods.Ftp.DownloadFile;
 214                                 ftp.UseBinary = true;
 215                                 FtpWebResponse response = (FtpWebResponse) ftp.GetResponse ();
 216                                 Assert.IsTrue ((int) response.StatusCode >= 100 && (int) response.StatusCode < 200, "DL#01");
 217                                 using (Stream st = response.GetResponseStream ()) {
 218                                 }
 219                                 // This should be "220 Bye" or similar (no KeepAlive)
 220                                 Assert.IsTrue ((int) response.StatusCode >= 200 && (int) response.StatusCode < 300, "DL#02");
 221                                 response.Close ();
 222                         } catch (Exception) {
 223                                 if (!String.IsNullOrEmpty (sp.Where))
 224                                         throw new Exception (sp.Where);
 225                                 throw;
 226                         } finally {
 227                                 sp.Stop ();
 228                         }
 229                 }
 230
 231                 [Test]
 232                 public void DeleteFile1 ()
 233                 {
 234                         ServerDeleteFile sp = new ServerDeleteFile ();
 235                         sp.Start ();
 236                         string uri = String.Format ("ftp://{0}:{1}/file.txt", sp.IPAddress, sp.Port);
 237                         try {
 238                                 FtpWebRequest ftp = (FtpWebRequest) WebRequest.Create (uri);
 239                                 Console.WriteLine (ftp.RequestUri);
 240                                 ftp.KeepAlive = false;
 241                                 ftp.Timeout = 5000;
 242                                 ftp.Method = WebRequestMethods.Ftp.DeleteFile;
 243                                 ftp.UseBinary = true;
 244                                 FtpWebResponse response = (FtpWebResponse) ftp.GetResponse ();
 245                                 Assert.IsTrue ((int) response.StatusCode >= 200 && (int) response.StatusCode < 300, "DF#01");
 246                                 response.Close ();
 247                         } catch (Exception e) {
 248                                 Console.WriteLine (e);
 249                                 if (!String.IsNullOrEmpty (sp.Where))
 250                                         throw new Exception (sp.Where);
 251                                 throw;
 252                         } finally {
 253                                 sp.Stop ();
 254                         }
 255                 }
 256
 257                 class ServerDeleteFile : FtpServer {
 258                         protected override void Run ()
 259                         {
 260                                 Socket client = control.Accept ();
 261                                 NetworkStream ns = new NetworkStream (client, false);
 262                                 StreamWriter writer = new StreamWriter (ns, Encoding.ASCII);
 263                                 StreamReader reader = new StreamReader (ns, Encoding.UTF8);
 264                                 if (!DoAnonymousLogin (writer, reader)) {
 265                                         client.Close ();
 266                                         return;
 267                                 }
 268
 269                                 if (!DoInitialDialog (writer, reader, "/home/someuser", "/home/someuser/")) {
 270                                         client.Close ();
 271                                         return;
 272                                 }
 273
 274                                 string str = reader.ReadLine ();
 275                                 if (str.Trim () != "DELE file.txt") {
 276                                         Where = "DELE - " + str;
 277                                         client.Close ();
 278                                         return;
 279                                 }
 280                                 writer.WriteLine ("250 Delete operation successful");
 281                                 writer.Flush ();
 282                                 if (!EndConversation (writer, reader)) {
 283                                         client.Close ();
 284                                         return;
 285                                 }
 286                                 client.Close ();
 287                         }
 288                 }
 289
 290                 class ServerDownload : FtpServer {
 291                         protected override void Run ()
 292                         {
 293                                 Socket client = control.Accept ();
 294                                 NetworkStream ns = new NetworkStream (client, false);
 295                                 StreamWriter writer = new StreamWriter (ns, Encoding.ASCII);
 296                                 StreamReader reader = new StreamReader (ns, Encoding.UTF8);
 297                                 if (!DoAnonymousLogin (writer, reader)) {
 298                                         client.Close ();
 299                                         return;
 300                                 }
 301
 302                                 if (!DoInitialDialog (writer, reader, "/home/someuser", "/home/someuser/")) {
 303                                         client.Close ();
 304                                         return;
 305                                 }
 306
 307                                 string str = reader.ReadLine ();
 308                                 if (str != "PASV") {
 309                                         Where = "PASV";
 310                                         client.Close ();
 311                                         return;
 312                                 }
 313
 314                                 IPEndPoint end_data = (IPEndPoint) data.LocalEndPoint;
 315                                 byte [] addr_bytes = end_data.Address.GetAddressBytes ();
 316                                 byte [] port = new byte [2];
 317                                 port[0] = (byte) ((end_data.Port >> 8) & 255);
 318                                 port[1] = (byte) (end_data.Port & 255);
 319                                 StringBuilder sb = new StringBuilder ("227 Passive (");
 320                                 foreach (byte b in addr_bytes) {
 321                                         sb.AppendFormat ("{0},", b);
 322                                 }
 323                                 sb.AppendFormat ("{0},", port [0]);
 324                                 sb.AppendFormat ("{0})", port [1]);
 325                                 writer.WriteLine (sb.ToString ());
 326                                 writer.Flush ();
 327
 328                                 str = reader.ReadLine ();
 329                                 if (str != "RETR file.txt") {
 330                                         Where = "RETR - " + str;
 331                                         client.Close ();
 332                                         return;
 333                                 }
 334                                 writer.WriteLine ("150 Opening BINARY mode data connection for blah (n bytes)");
 335                                 writer.Flush ();
 336
 337                                 Socket data_cnc = data.Accept ();
 338                                 byte [] dontcare = new byte [1];
 339                                 data_cnc.Receive (dontcare, 1, SocketFlags.None);
 340                                 data_cnc.Close ();
 341                                 writer.WriteLine ("226 File send Ok");
 342                                 writer.Flush ();
 343                                 if (!EndConversation (writer, reader)) {
 344                                         client.Close ();
 345                                         return;
 346                                 }
 347                                 client.Close ();
 348                         }
 349                 }
 350
 351                 class ServerPut : FtpServer {
 352                         protected override void Run ()
 353                         {
 354                                 Socket client = control.Accept ();
 355                                 NetworkStream ns = new NetworkStream (client, false);
 356                                 StreamWriter writer = new StreamWriter (ns, Encoding.ASCII);
 357                                 StreamReader reader = new StreamReader (ns, Encoding.UTF8);
 358                                 if (!DoAnonymousLogin (writer, reader)) {
 359                                         client.Close ();
 360                                         return;
 361                                 }
 362
 363                                 if (!DoInitialDialog (writer, reader, "/home/someuser", "/home/someuser/uploads/")) {
 364                                         client.Close ();
 365                                         return;
 366                                 }
 367
 368                                 string str = reader.ReadLine ();
 369                                 if (str != "PASV") {
 370                                         Where = "PASV";
 371                                         client.Close ();
 372                                         return;
 373                                 }
 374
 375                                 IPEndPoint end_data = (IPEndPoint) data.LocalEndPoint;
 376                                 byte [] addr_bytes = end_data.Address.GetAddressBytes ();
 377                                 byte [] port = new byte [2];
 378                                 port[0] = (byte) ((end_data.Port >> 8) & 255);
 379                                 port[1] = (byte) (end_data.Port & 255);
 380                                 StringBuilder sb = new StringBuilder ("227 Passive (");
 381                                 foreach (byte b in addr_bytes) {
 382                                         sb.AppendFormat ("{0},", b);
 383                                 }
 384                                 sb.AppendFormat ("{0},", port [0]);
 385                                 sb.AppendFormat ("{0})", port [1]);
 386                                 writer.WriteLine (sb.ToString ());
 387                                 writer.Flush ();
 388
 389                                 str = reader.ReadLine ();
 390                                 if (str != "STOR file.txt") {
 391                                         Where = "STOR - " + str;
 392                                         client.Close ();
 393                                         return;
 394                                 }
 395                                 writer.WriteLine ("150 Ok to send data");
 396                                 writer.Flush ();
 397
 398                                 Socket data_cnc = data.Accept ();
 399                                 byte [] dontcare = new byte [1];
 400                                 data_cnc.Receive (dontcare, 1, SocketFlags.None);
 401                                 data_cnc.Close ();
 402                                 writer.WriteLine ("226 File received Ok");
 403                                 writer.Flush ();
 404                                 if (!EndConversation (writer, reader)) {
 405                                         client.Close ();
 406                                         return;
 407                                 }
 408                                 client.Close ();
 409                         }
 410                 }
 411
 412                 abstract class FtpServer {
 413                         protected Socket control;
 414                         protected Socket data;
 415                         protected ManualResetEvent evt;
 416                         public string Where = "";
 417
 418                         public FtpServer ()
 419                         {
 420                                 control = new Socket (AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
 421                                 control.Bind (new IPEndPoint (IPAddress.Loopback, 0));
 422                                 control.Listen (1);
 423                                 data = new Socket (AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
 424                                 data.Bind (new IPEndPoint (IPAddress.Loopback, 0));
 425                                 data.Listen (1);
 426                         }
 427
 428                         public void Start ()
 429                         {
 430                                 evt = new ManualResetEvent (false);
 431                                 Thread th = new Thread (new ThreadStart (Run));
 432                                 th.Start ();
 433                         }
 434
 435                         public void Stop ()
 436                         {
 437                                 evt.Set ();
 438                                 data.Close ();
 439                                 control.Close ();
 440                         }
 441
 442                         // PWD, CWD and TYPE I (type could be moved out of here)
 443                         protected bool DoInitialDialog (StreamWriter writer, StreamReader reader, string pwd, string cwd)
 444                         {
 445                                 string str = reader.ReadLine ();
 446                                 if (!str.StartsWith ("OPTS utf8 on")) {
 447                                         Where = "OPTS utf8 - " + str;
 448                                         return false;
 449                                 }
 450                                 writer.WriteLine ("200 Always in UTF8 mode"); // vsftpd
 451                                 writer.Flush ();
 452                                 str = reader.ReadLine ();
 453                                 if (!str.StartsWith ("PWD")) {
 454                                         Where = "PWD - " + str;
 455                                         return false;
 456                                 }
 457                                 writer.WriteLine ("257 \"{0}\"", pwd);
 458                                 writer.Flush ();
 459                                 str = reader.ReadLine ();
 460                                 if (str != ("CWD " + cwd)) {
 461                                         Where = "CWD - " + str;
 462                                         return false;
 463                                 }
 464                                 writer.WriteLine ("250 Directory changed");
 465                                 writer.Flush ();
 466                                 str = reader.ReadLine ();
 467                                 if (str != ("TYPE I")) {
 468                                         Where = "TYPE - " + str;
 469                                         return false;
 470                                 }
 471                                 writer.WriteLine ("200 Switching to binary mode");
 472                                 writer.Flush ();
 473                                 return true;
 474                         }
 475
 476                         protected bool EndConversation (StreamWriter writer, StreamReader reader)
 477                         {
 478                                 string str = reader.ReadLine ();
 479                                 if (str != "QUIT") {
 480                                         Where = "QUIT";
 481                                         return false;
 482                                 }
 483                                 writer.WriteLine ("220 Bye");
 484                                 writer.Flush ();
 485                                 Thread.Sleep (250);
 486                                 return true;
 487                         }
 488
 489                         protected bool DoAnonymousLogin (StreamWriter writer, StreamReader reader)
 490                         {
 491                                 writer.WriteLine ("220 Welcome to the jungle");
 492                                 writer.Flush ();
 493                                 string str = reader.ReadLine ();
 494                                 if (!str.StartsWith ("USER ")) {
 495                                         Where = "USER";
 496                                         return false;
 497                                 }
 498                                 writer.WriteLine ("331 Say 'Mellon'");
 499                                 writer.Flush ();
 500                                 str = reader.ReadLine ();
 501                                 if (!str.StartsWith ("PASS ")) {
 502                                         Where = "PASS";
 503                                         return false;
 504                                 }
 505                                 writer.WriteLine ("230 Logged in");
 506                                 writer.Flush ();
 507                                 return true;
 508                         }
 509
 510                         public IPAddress IPAddress {
 511                                 get { return ((IPEndPoint) control.LocalEndPoint).Address; }
 512                         }
 513
 514                         public int Port {
 515                                 get { return ((IPEndPoint) control.LocalEndPoint).Port; }
 516                         }
 517
 518                         protected abstract void Run ();
 519                 }
 520         }
 521 }
 522
 523 #endif
 524