importing messaging-2008 branch to trunk.
[mono.git] / mcs / class / System / Test / System.Net / HttpWebRequestTest.cs
index 1e90447c262e122b1ec61ed741d75f5a47c9aee2..1567d91e3c225fff6f9fab9ab28c50a454c32975 100644 (file)
-//\r
-// HttpWebRequestTest.cs - NUnit Test Cases for System.Net.HttpWebRequest\r
-//\r
-// Authors:\r
-//   Lawrence Pit (loz@cable.a2000.nl)\r
-//   Martin Willemoes Hansen (mwh@sysrq.dk)\r
-//\r
-// (C) 2003 Martin Willemoes Hansen\r
-//\r
-\r
-using NUnit.Framework;\r
-using System;\r
-using System.Net;\r
-using System.Collections;\r
-\r
-namespace MonoTests.System.Net\r
-{\r
-\r
-[TestFixture]\r
-public class HttpWebRequestTest : Assertion\r
-{\r
-        [Test]\r
-        public void Sync ()\r
-        {\r
-               HttpWebRequest req = (HttpWebRequest) WebRequest.Create ("http://www.google.com");\r
-               AssertNotNull ("req:If Modified Since: ", req.IfModifiedSince);\r
-\r
-               req.UserAgent = "MonoClient v1.0";\r
-               AssertEquals ("req Header 1", "User-Agent", req.Headers.GetKey (0));\r
-               AssertEquals ("req Header 2", "MonoClient v1.0", req.Headers.Get (0));\r
-\r
-               HttpWebResponse res = (HttpWebResponse) req.GetResponse ();\r
-               AssertEquals ("res:HttpStatusCode: ", "OK", res.StatusCode.ToString ());\r
-               AssertEquals ("res:HttpStatusDescription: ", "OK", res.StatusDescription);\r
-               \r
-               AssertEquals ("res Header 1", "text/html", res.Headers.Get ("Content-Type"));\r
-               AssertNotNull ("Last Modified: ", res.LastModified);\r
-               \r
-               AssertEquals ("res:", 0, res.Cookies.Count);\r
-                       \r
-               res.Close ();\r
-       }\r
-       \r
-        [Test]\r
-        public void Async ()\r
-        {\r
-       }\r
-       \r
-        [Test]\r
-       public void AddRange ()\r
-       {\r
-               HttpWebRequest req = (HttpWebRequest) WebRequest.Create ("http://www.google.com");\r
-               req.AddRange (10);\r
-               req.AddRange (50, 90);\r
-               req.AddRange ("bytes", 100); \r
-               req.AddRange ("bytes", 100, 120);\r
-               Assertion.AssertEquals ("#1", "bytes=10-,50-90,100-,100-120", req.Headers ["Range"]);\r
-               try {\r
-                       req.AddRange ("bits", 2000);\r
-                       Assertion.Fail ("#2");\r
-               } catch (InvalidOperationException) {}\r
-       }\r
-\r
-/* Unused code for now, but might be useful for debugging later\r
-\r
-       private void WriteHeaders (string label, WebHeaderCollection col) \r
-       {\r
-               label += "Headers";\r
-               if (col.Count == 0)\r
-                       Console.WriteLine (label + "Nothing in web headers collection\n");\r
-               else\r
-                       Console.WriteLine (label);\r
-               for (int i = 0; i < col.Count; i++)\r
-                       Console.WriteLine ("\t" + col.GetKey (i) + ": " + col.Get (i));\r
-       }\r
-       \r
-       private void WriteCookies (string label, CookieCollection col) \r
-       {\r
-               label += "Cookies";\r
-               if (col.Count == 0)\r
-                       Console.WriteLine (label + "Nothing in cookies collection\n");\r
-               else\r
-                       Console.WriteLine (label);\r
-               for (int i = 0; i < col.Count; i++)\r
-                       Console.WriteLine ("\t" + col [i]);\r
-       }\r
-*/\r
-\r
-}\r
-\r
-}\r
-\r
+//
+// HttpWebRequestTest.cs - NUnit Test Cases for System.Net.HttpWebRequest
+//
+// Authors:
+//   Lawrence Pit (loz@cable.a2000.nl)
+//   Martin Willemoes Hansen (mwh@sysrq.dk)
+//   Gonzalo Paniagua Javier (gonzalo@ximian.com)
+//
+// (C) 2003 Martin Willemoes Hansen
+// Copyright (c) 2005 Novell, Inc. (http://www.novell.com
+//
+
+using NUnit.Framework;
+using System;
+using System.Collections;
+using System.Collections.Specialized;
+using System.Globalization;
+using System.IO;
+using System.Net;
+using System.Net.Sockets;
+using System.Security.Cryptography;
+using System.Security.Cryptography.X509Certificates;
+using System.Text;
+using System.Threading;
+#if !TARGET_JVM
+using Mono.Security.Authenticode;
+using Mono.Security.Protocol.Tls;
+#endif
+
+namespace MonoTests.System.Net
+{
+       [TestFixture]
+       public class HttpWebRequestTest
+       {
+               [Test]
+#if TARGET_JVM
+               [Ignore ("Ignore failures in Sys.Net")]
+#endif
+               public void Proxy_Null ()
+               {
+                       HttpWebRequest req = (HttpWebRequest) WebRequest.Create ("http://www.google.com");
+                       Assert.IsNotNull (req.Proxy, "#1");
+#if NET_2_0
+                       req.Proxy = null;
+                       Assert.IsNull (req.Proxy, "#2");
+#else
+                       try {
+                               req.Proxy = null;
+                               Assert.Fail ("#2");
+                       } catch (ArgumentNullException ex) {
+                               Assert.AreEqual (typeof (ArgumentNullException), ex.GetType (), "#3");
+                               Assert.IsNull (ex.InnerException, "#4");
+                               Assert.IsNotNull (ex.Message, "#5");
+                               Assert.IsNotNull (ex.ParamName, "#6");
+                               Assert.AreEqual ("value", ex.ParamName, "#7");
+                       }
+#endif
+               }
+
+               [Test]
+               [Category("InetAccess")]
+#if TARGET_JVM
+               [Ignore ("NMA - wrong cookies number returned")]
+#endif
+               public void Sync ()
+               {
+                       HttpWebRequest req = (HttpWebRequest) WebRequest.Create ("http://www.google.com");
+                       Assertion.AssertNotNull ("req:If Modified Since: ", req.IfModifiedSince);
+
+                       req.UserAgent = "MonoClient v1.0";
+                       Assert.AreEqual ("User-Agent", req.Headers.GetKey (0), "#A1");
+                       Assert.AreEqual ("MonoClient v1.0", req.Headers.Get (0), "#A2");
+
+                       HttpWebResponse res = (HttpWebResponse) req.GetResponse ();
+                       Assert.AreEqual ("OK", res.StatusCode.ToString (), "#B1");
+                       Assert.AreEqual ("OK", res.StatusDescription, "#B2");
+
+                       Assert.AreEqual ("text/html; charset=ISO-8859-1", res.Headers.Get ("Content-Type"), "#C1");
+                       Assert.IsNotNull (res.LastModified, "#C2");
+                       Assert.AreEqual (0, res.Cookies.Count, "#C3");
+
+                       res.Close ();
+               }
+
+               [Test]
+               public void AddRange ()
+               {
+                       HttpWebRequest req = (HttpWebRequest) WebRequest.Create ("http://www.google.com");
+                       req.AddRange (10);
+                       req.AddRange (50, 90);
+                       req.AddRange ("bytes", 100); 
+                       req.AddRange ("bytes", 100, 120);
+                       Assertion.AssertEquals ("#1", "bytes=10-,50-90,100-,100-120", req.Headers ["Range"]);
+                       try {
+                               req.AddRange ("bits", 2000);
+                               Assertion.Fail ("#2");
+                       } catch (InvalidOperationException) {}
+               }
+
+               [Test]
+               [Category("InetAccess")] 
+               public void Cookies1 ()
+               {
+                       // The purpose of this test is to ensure that the cookies we get from a request
+                       // are stored in both, the CookieCollection in HttpWebResponse and the CookieContainer
+                       // in HttpWebRequest.
+                       // If this URL stops sending *one* and only one cookie, replace it.
+                       string url = "http://www.elmundo.es";
+                       CookieContainer cookies = new CookieContainer ();
+                       HttpWebRequest req = (HttpWebRequest) WebRequest.Create (url);
+                       req.KeepAlive = false;
+                       req.UserAgent = "Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv; 1.7.6) Gecko/20050317 Firefox/1.0.2";
+                       req.CookieContainer = cookies;
+                       Assertion.AssertEquals ("#01", 0, cookies.Count);
+                       using (HttpWebResponse res = (HttpWebResponse) req.GetResponse()) {
+                               CookieCollection coll = req.CookieContainer.GetCookies (new Uri (url));
+                               Assertion.AssertEquals ("#02", 1, coll.Count);
+                               Assertion.AssertEquals ("#03", 1, res.Cookies.Count);
+                               Cookie one = coll [0];
+                               Cookie two = res.Cookies [0];
+                               Assertion.AssertEquals ("#04", true, object.ReferenceEquals (one, two));
+                       }
+               }
+
+#if !TARGET_JVM //NotWorking
+               [Test]
+               public void SslClientBlock ()
+               {
+                       // This tests that the write request/initread/write body sequence does not hang
+                       // when using SSL.
+                       // If there's a regression for this, the test will hang.
+                       ServicePointManager.CertificatePolicy = new AcceptAllPolicy ();
+                       try {
+                               SslHttpServer server = new SslHttpServer ();
+                               server.Start ();
+
+                               string url = String.Format ("https://{0}:{1}/nothing.html", server.IPAddress, server.Port);
+                               HttpWebRequest request = (HttpWebRequest) WebRequest.Create (url);
+                               request.Method = "POST";
+                               Stream stream = request.GetRequestStream ();
+                               byte [] bytes = new byte [100];
+                               stream.Write (bytes, 0, bytes.Length);
+                               stream.Close ();
+                               HttpWebResponse resp = (HttpWebResponse) request.GetResponse ();
+                               Assertion.AssertEquals ("StatusCode", 200, (int) resp.StatusCode);
+                               StreamReader sr = new StreamReader (resp.GetResponseStream (), Encoding.UTF8);
+                               string x = sr.ReadToEnd ();
+                               sr.Close ();
+                               resp.Close ();
+                               server.Stop ();
+                               if (server.Error != null)
+                                       throw server.Error;
+                       } finally {
+                               ServicePointManager.CertificatePolicy = null;
+                       }
+               }
+#endif
+               [Test]
+#if TARGET_JVM
+               [Category("NotWorking")]
+#endif
+               public void Missing_ContentEncoding ()
+               {
+                       ServicePointManager.CertificatePolicy = new AcceptAllPolicy ();
+                       try {
+                               BadChunkedServer server = new BadChunkedServer ();
+                               server.Start ();
+
+                               string url = String.Format ("http://{0}:{1}/nothing.html", server.IPAddress, server.Port);
+                               HttpWebRequest request = (HttpWebRequest) WebRequest.Create (url);
+                               request.Method = "GET";
+                               HttpWebResponse resp = (HttpWebResponse) request.GetResponse ();
+                               Assert.AreEqual ("", resp.ContentEncoding);
+                               resp.Close ();
+                               server.Stop ();
+                               if (server.Error != null)
+                                       throw server.Error;
+                       } finally {
+                               ServicePointManager.CertificatePolicy = null;
+                       }
+               }
+
+               [Test]
+#if TARGET_JVM
+               [Category ("NotWorking")]
+#endif
+               public void BadServer_ChunkedClose ()
+               {
+                       // The server will send a chunked response without a 'last-chunked' mark
+                       // and then shutdown the socket for sending.
+                       BadChunkedServer server = new BadChunkedServer ();
+                       server.Start ();
+                       string url = String.Format ("http://{0}:{1}/nothing.html", server.IPAddress, server.Port);
+                       HttpWebRequest request = (HttpWebRequest) WebRequest.Create (url);
+                       HttpWebResponse resp = (HttpWebResponse) request.GetResponse ();
+                       string x = null;
+                       try {
+                               byte [] bytes = new byte [32];
+                               // Using StreamReader+UTF8Encoding here fails on MS runtime
+                               Stream stream = resp.GetResponseStream ();
+                               int nread = stream.Read (bytes, 0, 32);
+                               Assertion.AssertEquals ("#01", 16, nread);
+                               x = Encoding.ASCII.GetString (bytes, 0, 16);
+                       } finally {
+                               resp.Close ();
+                               server.Stop ();
+                       }
+
+                       if (server.Error != null)
+                               throw server.Error;
+
+                       Assertion.AssertEquals ("1234567890123456", x);
+               }
+
+               [Test]
+               [Ignore ("This test asserts that our code violates RFC 2616")]
+               public void MethodCase ()
+               {
+                       ListDictionary methods = new ListDictionary ();
+#if NET_2_0
+                       methods.Add ("post", "POST");
+                       methods.Add ("puT", "PUT");
+#else
+                       methods.Add ("post", "post");
+                       methods.Add ("puT", "puT");
+#endif
+                       methods.Add ("POST", "POST");
+                       methods.Add ("whatever", "whatever");
+                       methods.Add ("PUT", "PUT");
+
+                       IPEndPoint ep = new IPEndPoint (IPAddress.Loopback, 8000);
+                       string url = "http://" + IPAddress.Loopback.ToString () + ":8000/test/";
+
+                       foreach (DictionaryEntry de in methods) {
+                               SocketResponder responder = new SocketResponder (new IPEndPoint (IPAddress.Loopback, 8000), 
+                                       new SocketRequestHandler (EchoRequestHandler));
+                               responder.Start ();
+
+                               HttpWebRequest req = (HttpWebRequest) WebRequest.Create (url);
+                               req.Method = (string) de.Key;
+                               req.Timeout = 2000;
+                               req.ReadWriteTimeout = 2000;
+                               req.KeepAlive = false;
+                               Stream rs = req.GetRequestStream ();
+                               rs.Close ();
+                               using (HttpWebResponse resp = (HttpWebResponse) req.GetResponse ()) {
+                                       StreamReader sr = new StreamReader (resp.GetResponseStream (),
+                                               Encoding.UTF8);
+                                       string line = sr.ReadLine ();
+                                       sr.Close ();
+                                       Assert.AreEqual (((string) de.Value) + " /test/ HTTP/1.1",
+                                               line, req.Method);
+                                       resp.Close ();
+                               }
+                               responder.Stop ();
+                       }
+               }
+
+               [Test] // bug #429200
+               public void GetRequestStream ()
+               {
+                       IPEndPoint ep = new IPEndPoint (IPAddress.Loopback, 8000);
+                       string url = "http://" + IPAddress.Loopback.ToString () + ":8000/test/";
+
+                       using (SocketResponder responder = new SocketResponder (ep, new SocketRequestHandler (EchoRequestHandler))) {
+                               responder.Start ();
+
+                               HttpWebRequest req = (HttpWebRequest) WebRequest.Create (url);
+                               req.Method = "POST";
+                               req.Timeout = 2000;
+                               req.ReadWriteTimeout = 2000;
+
+                               Stream rs1 = req.GetRequestStream ();
+                               Stream rs2 = req.GetRequestStream ();
+
+                               Assert.IsNotNull (rs1, "#1");
+                               Assert.AreSame (rs1, rs2, "#2");
+
+                               rs1.Close ();
+                               responder.Stop ();
+                       }
+               }
+
+               [Test]
+               [Ignore ("This test asserts that our code violates RFC 2616")]
+               public void GetRequestStream_Body_NotAllowed ()
+               {
+                       string [] methods = new string [] { "GET", "HEAD", "CONNECT",
+                               "get", "HeAd", "ConNect" };
+
+                       foreach (string method in methods) {
+                               HttpWebRequest req = (HttpWebRequest) WebRequest.Create (
+                                       "http://localhost:8000");
+                               req.Method = method;
+                               try {
+                                       req.GetRequestStream ();
+                                       Assert.Fail ("#1:" + method);
+                               } catch (ProtocolViolationException ex) {
+                                       Assert.AreEqual (typeof (ProtocolViolationException), ex.GetType (), "#2:" + method);
+                                       Assert.IsNull (ex.InnerException, "#3:" + method);
+                                       Assert.IsNotNull (ex.Message, "#4:" + method);
+                               }
+                       }
+               }
+
+               [Test]
+#if TARGET_JVM
+               [Category("NotWorking")]
+#endif
+               [Ignore ("This does not timeout any more. That's how MS works when reading small responses")]
+               public void ReadTimeout ()
+               {
+                       IPEndPoint localEP = new IPEndPoint (IPAddress.Loopback, 8764);
+                       string url = "http://" + localEP.ToString () + "/original/";
+
+                       using (SocketResponder responder = new SocketResponder (localEP, new SocketRequestHandler (RedirectRequestHandler))) {
+                               responder.Start ();
+
+                               HttpWebRequest req = (HttpWebRequest) WebRequest.Create (url);
+                               req.Method = "POST";
+                               req.AllowAutoRedirect = false;
+                               req.Timeout = 200;
+                               req.ReadWriteTimeout = 100;
+                               req.KeepAlive = false;
+                               Stream rs = req.GetRequestStream ();
+                               rs.Close ();
+                               using (HttpWebResponse resp = (HttpWebResponse) req.GetResponse ()) {
+                                       try {
+                                               Stream s = resp.GetResponseStream ();
+                                               s.ReadByte ();
+                                               Assert.Fail ("#1");
+                                       } catch (WebException ex) {
+                                               Assert.AreEqual (typeof (WebException), ex.GetType (), "#2");
+                                               Assert.IsNull (ex.InnerException, "#3");
+                                               Assert.IsNull (ex.Response, "#4");
+                                               Assert.AreEqual (WebExceptionStatus.Timeout, ex.Status, "#5");
+                                       }
+                               }
+                               responder.Stop ();
+                       }
+               }
+
+               [Test] // bug #81624
+#if TARGET_JVM
+               [Category("NotWorking")]
+#endif
+               [Ignore ("Fails randomly. Need to do more debugging.")]
+               public void AllowAutoRedirect ()
+               {
+                       IPEndPoint localEP = new IPEndPoint (IPAddress.Loopback, 8764);
+                       string url = "http://" + localEP.ToString () + "/original/";
+
+                       // allow autoredirect
+                       using (SocketResponder responder = new SocketResponder (localEP, new SocketRequestHandler (RedirectRequestHandler))) {
+                               responder.Start ();
+
+                               HttpWebRequest req = (HttpWebRequest) WebRequest.Create (url);
+                               req.Method = "POST";
+                               req.Timeout = 2000;
+                               req.ReadWriteTimeout = 2000;
+                               req.KeepAlive = false;
+                               Stream rs = req.GetRequestStream ();
+                               rs.Close ();
+                               using (HttpWebResponse resp = (HttpWebResponse) req.GetResponse ()) {
+                                       StreamReader sr = new StreamReader (resp.GetResponseStream (),
+                                               Encoding.UTF8);
+                                       string body = sr.ReadToEnd ();
+
+                                       Assert.AreEqual (resp.StatusCode, HttpStatusCode.OK, "#A1");
+                                       Assert.AreEqual (resp.ResponseUri.ToString (), "http://" +
+                                               localEP.ToString () + "/moved/", "#A2");
+                                       Assert.AreEqual ("GET", resp.Method, "#A3");
+                                       Assert.AreEqual ("LOOKS OK", body, "#A4");
+                               }
+                               responder.Stop ();
+                       }
+
+                       // do not allow autoredirect
+                       using (SocketResponder responder = new SocketResponder (localEP, new SocketRequestHandler (RedirectRequestHandler))) {
+                               responder.Start ();
+
+                               HttpWebRequest req = (HttpWebRequest) WebRequest.Create (url);
+                               req.Method = "POST";
+                               req.AllowAutoRedirect = false;
+                               req.Timeout = 1000;
+                               req.ReadWriteTimeout = 1000;
+                               req.KeepAlive = false;
+                               Stream rs = req.GetRequestStream ();
+                               rs.Close ();
+                               using (HttpWebResponse resp = (HttpWebResponse) req.GetResponse ()) {
+                                       Assert.AreEqual (resp.StatusCode, HttpStatusCode.Found, "#B1");
+                                       Assert.AreEqual (url, resp.ResponseUri.ToString (), "#B2");
+                                       Assert.AreEqual ("POST", resp.Method, "#B3");
+                               }
+                               responder.Stop ();
+                       }
+               }
+
+               [Test] // bug #81671
+               [Category ("NotWorking")]
+               public void InternalServerError ()
+               {
+                       IPEndPoint localEP = new IPEndPoint (IPAddress.Loopback, 8764);
+                       string url = "http://" + localEP.ToString () + "/original/";
+
+                       // POST
+                       using (SocketResponder responder = new SocketResponder (localEP, new SocketRequestHandler (InternalErrorHandler))) {
+                               responder.Start ();
+
+                               HttpWebRequest req = (HttpWebRequest) WebRequest.Create (url);
+                               req.Method = "POST";
+                               req.Timeout = 2000;
+                               req.ReadWriteTimeout = 2000;
+                               req.KeepAlive = false;
+                               Stream rs = req.GetRequestStream ();
+                               rs.Close ();
+
+                               try {
+                                       req.GetResponse ();
+                                       Assert.Fail ("#A1");
+                               } catch (WebException ex) {
+                                       Assert.AreEqual (typeof (WebException), ex.GetType (), "#A2");
+                                       Assert.IsNull (ex.InnerException, "#A3");
+                                       Assert.IsNotNull (ex.Message, "#A4");
+                                       Assert.AreEqual (WebExceptionStatus.ProtocolError, ex.Status, "#A5");
+
+                                       HttpWebResponse webResponse = ex.Response as HttpWebResponse;
+                                       Assert.IsNotNull (webResponse, "#A6");
+                                       Assert.AreEqual ("POST", webResponse.Method, "#A7");
+                                       webResponse.Close ();
+                               }
+
+                               responder.Stop ();
+                       }
+
+                       // GET
+                       using (SocketResponder responder = new SocketResponder (localEP, new SocketRequestHandler (InternalErrorHandler))) {
+                               responder.Start ();
+
+                               HttpWebRequest req = (HttpWebRequest) WebRequest.Create (url);
+                               req.Method = "GET";
+                               req.Timeout = 2000;
+                               req.ReadWriteTimeout = 2000;
+                               req.KeepAlive = false;
+
+                               try {
+                                       req.GetResponse ();
+                                       Assert.Fail ("#B1");
+                               } catch (WebException ex) {
+                                       Assert.AreEqual (typeof (WebException), ex.GetType (), "#B2");
+                                       Assert.IsNull (ex.InnerException, "#B3");
+                                       Assert.AreEqual (WebExceptionStatus.ProtocolError, ex.Status, "#B4");
+
+                                       HttpWebResponse webResponse = ex.Response as HttpWebResponse;
+                                       Assert.IsNotNull (webResponse, "#B5");
+                                       Assert.AreEqual ("GET", webResponse.Method, "#B6");
+                                       webResponse.Close ();
+                               }
+
+                               responder.Stop ();
+                       }
+               }
+
+               [Test]
+               [Category ("NotWorking")] // we report a timeout
+               public void NoContentLength ()
+               {
+                       IPEndPoint localEP = new IPEndPoint (IPAddress.Loopback, 8764);
+                       string url = "http://" + localEP.ToString () + "/original/";
+
+                       // POST
+                       using (SocketResponder responder = new SocketResponder (localEP, new SocketRequestHandler (NoContentLengthHandler))) {
+                               responder.Start ();
+
+                               HttpWebRequest req = (HttpWebRequest) WebRequest.Create (url);
+                               req.Method = "POST";
+                               req.Timeout = 2000;
+                               req.ReadWriteTimeout = 2000;
+                               req.KeepAlive = false;
+                               Stream rs = req.GetRequestStream ();
+                               rs.Close ();
+
+                               try {
+                                       req.GetResponse ();
+                                       Assert.Fail ("#A1");
+                               } catch (WebException ex) {
+                                       Assert.AreEqual (typeof (WebException), ex.GetType (), "#A2");
+#if NET_2_0
+                                       //Assert.IsNotNull (ex.InnerException, "#A3");
+                                       Assert.AreEqual (WebExceptionStatus.ReceiveFailure, ex.Status, "#A4");
+                                       Assert.AreEqual (typeof (IOException), ex.InnerException.GetType (), "#A5");
+                                       
+                                       // Unable to read data from the transport connection:
+                                       // A connection attempt failed because the connected party
+                                       // did not properly respond after a period of time, or
+                                       // established connection failed because connected host has
+                                       // failed to respond
+                                       IOException ioe = (IOException) ex.InnerException;
+                                       Assert.IsNotNull (ioe.InnerException, "#A6");
+                                       Assert.IsNotNull (ioe.Message, "#A7");
+                                       Assert.AreEqual (typeof (SocketException), ioe.InnerException.GetType (), "#A8");
+
+                                       // A connection attempt failed because the connected party
+                                       // did not properly respond after a period of time, or
+                                       // established connection failed because connected host has
+                                       // failed to respond
+                                       SocketException soe = (SocketException) ioe.InnerException;
+                                       Assert.IsNull (soe.InnerException, "#A9");
+                                       Assert.IsNotNull (soe.Message, "#A10");
+
+                                       HttpWebResponse webResponse = ex.Response as HttpWebResponse;
+                                       Assert.IsNull (webResponse, "#A11");
+#else
+                                       Assert.IsNull (ex.InnerException, "#A3");
+                                       Assert.AreEqual (WebExceptionStatus.ProtocolError, ex.Status, "#A4");
+
+                                       HttpWebResponse webResponse = ex.Response as HttpWebResponse;
+                                       Assert.IsNotNull (webResponse, "#A5");
+                                       Assert.AreEqual ("POST", webResponse.Method, "#A6");
+                                       webResponse.Close ();
+#endif
+                               }
+
+                               responder.Stop ();
+                       }
+
+                       // GET
+                       using (SocketResponder responder = new SocketResponder (localEP, new SocketRequestHandler (NoContentLengthHandler))) {
+                               responder.Start ();
+
+                               HttpWebRequest req = (HttpWebRequest) WebRequest.Create (url);
+                               req.Method = "GET";
+                               req.Timeout = 2000;
+                               req.ReadWriteTimeout = 2000;
+                               req.KeepAlive = false;
+
+                               try {
+                                       req.GetResponse ();
+                                       Assert.Fail ("#B1");
+                               } catch (WebException ex) {
+                                       Assert.AreEqual (typeof (WebException), ex.GetType (), "#B2");
+                                       Assert.IsNull (ex.InnerException, "#B3");
+                                       Assert.AreEqual (WebExceptionStatus.ProtocolError, ex.Status, "#B4");
+
+                                       HttpWebResponse webResponse = ex.Response as HttpWebResponse;
+                                       Assert.IsNotNull (webResponse, "#B5");
+                                       Assert.AreEqual ("GET", webResponse.Method, "#B6");
+                                       webResponse.Close ();
+                               }
+
+                               responder.Stop ();
+                       }
+               }
+
+#if NET_2_0
+               [Test] // bug #81504
+#if TARGET_JVM
+               [Category ("NotWorking")]
+#endif
+               public void Stream_CanTimeout ()
+               {
+                       IPEndPoint localEP = new IPEndPoint (IPAddress.Loopback, 8764);
+                       string url = "http://" + localEP.ToString () + "/original/";
+
+                       // allow autoredirect
+                       using (SocketResponder responder = new SocketResponder (localEP, new SocketRequestHandler (RedirectRequestHandler))) {
+                               responder.Start ();
+
+                               HttpWebRequest req = (HttpWebRequest) WebRequest.Create (url);
+                               req.Method = "POST";
+                               req.Timeout = 2000;
+                               req.ReadWriteTimeout = 2000;
+                               req.KeepAlive = false;
+                               Stream rs = req.GetRequestStream ();
+                               Assert.IsTrue (rs.CanTimeout, "#1");
+                               rs.Close ();
+                               using (HttpWebResponse resp = (HttpWebResponse) req.GetResponse ()) {
+                                       Stream os = resp.GetResponseStream ();
+                                       Assert.IsTrue (os.CanTimeout, "#2");
+                                       os.Close ();
+                               }
+                               responder.Stop ();
+                       }
+               }
+#endif
+
+               [Test] // bug #353495
+               [Category ("NotWorking")]
+               public void LastModifiedKind ()
+               {
+                       const string reqURL = "http://coffeefaq.com/site/node/25";
+                       HttpWebRequest req = (HttpWebRequest) WebRequest.Create (reqURL);
+                       HttpWebResponse resp = (HttpWebResponse) req.GetResponse ();
+                       DateTime lastMod = resp.LastModified;
+                       string rawLastMod = resp.Headers ["Last-Modified"];
+                       resp.Close ();
+                       //Assert.AreEqual ("Tue, 15 Jan 2008 08:59:59 GMT", rawLastMod, "#1");
+#if NET_2_0
+                       Assert.AreEqual (DateTimeKind.Local, lastMod.Kind, "#2");
+#endif
+                       req = (HttpWebRequest) WebRequest.Create (reqURL);
+                       req.IfModifiedSince = lastMod;
+                       try {
+                               resp = (HttpWebResponse) req.GetResponse ();
+                               resp.Close ();
+                               Assert.Fail ("Should result in 304");
+                       } catch (WebException ex) {
+                               Assert.AreEqual (WebExceptionStatus.ProtocolError, ex.Status, "#3");
+                               Assert.AreEqual (((HttpWebResponse) ex.Response).StatusCode, HttpStatusCode.NotModified, "#4");
+                       }
+               }
+
+               static byte [] EchoRequestHandler (Socket socket)
+               {
+                       MemoryStream ms = new MemoryStream ();
+                       byte [] buffer = new byte [4096];
+                       int bytesReceived = socket.Receive (buffer);
+                       while (bytesReceived > 0) {
+                               ms.Write (buffer, 0, bytesReceived);
+                               if (socket.Available > 0) {
+                                       bytesReceived = socket.Receive (buffer);
+                               } else {
+                                       bytesReceived = 0;
+                               }
+                       }
+                       ms.Flush ();
+                       ms.Position = 0;
+                       StreamReader sr = new StreamReader (ms, Encoding.UTF8);
+                       string request = sr.ReadToEnd ();
+
+                       StringWriter sw = new StringWriter ();
+                       sw.WriteLine ("HTTP/1.1 200 OK");
+                       sw.WriteLine ("Content-Type: text/xml");
+                       sw.WriteLine ("Content-Length: " + request.Length.ToString (CultureInfo.InvariantCulture));
+                       sw.WriteLine ();
+                       sw.Write (request);
+                       sw.Flush ();
+
+                       return Encoding.UTF8.GetBytes (sw.ToString ());
+               }
+
+               static byte [] RedirectRequestHandler (Socket socket)
+               {
+                       MemoryStream ms = new MemoryStream ();
+                       byte [] buffer = new byte [4096];
+                       int bytesReceived = socket.Receive (buffer);
+                       while (bytesReceived > 0) {
+                               ms.Write (buffer, 0, bytesReceived);
+                               if (socket.Available > 0) {
+                                       bytesReceived = socket.Receive (buffer);
+                               } else {
+                                       bytesReceived = 0;
+                               }
+                       }
+                       ms.Flush ();
+                       ms.Position = 0;
+                       string statusLine = null;
+                       using (StreamReader sr = new StreamReader (ms, Encoding.UTF8)) {
+                               statusLine = sr.ReadLine ();
+                       }
+
+                       StringWriter sw = new StringWriter ();
+                       if (statusLine.StartsWith ("POST /original/")) {
+                               sw.WriteLine ("HTTP/1.0 302 Found");
+                               sw.WriteLine ("Location: " + "http://" + IPAddress.Loopback.ToString () + ":8764/moved/");
+                               sw.WriteLine ();
+                               sw.Flush ();
+                       } else if (statusLine.StartsWith ("GET /moved/")) {
+                               sw.WriteLine ("HTTP/1.0 200 OK");
+                               sw.WriteLine ("Content-Type: text/plain");
+                               sw.WriteLine ("Content-Length: 8");
+                               sw.WriteLine ();
+                               sw.Write ("LOOKS OK");
+                               sw.Flush ();
+                       } else {
+                               sw.WriteLine ("HTTP/1.0 500 Too Lazy");
+                               sw.WriteLine ();
+                               sw.Flush ();
+                       }
+
+                       return Encoding.UTF8.GetBytes (sw.ToString ());
+               }
+
+               static byte [] InternalErrorHandler (Socket socket)
+               {
+                       StringWriter sw = new StringWriter ();
+                       sw.WriteLine ("HTTP/1.1 500 Too Lazy");
+                       sw.WriteLine ("Content-Length: 0");
+                       sw.WriteLine ();
+                       sw.Flush ();
+
+                       return Encoding.UTF8.GetBytes (sw.ToString ());
+               }
+
+               static byte [] NoContentLengthHandler (Socket socket)
+               {
+                       StringWriter sw = new StringWriter ();
+                       sw.WriteLine ("HTTP/1.1 500 Too Lazy");
+                       sw.WriteLine ();
+                       sw.Flush ();
+
+                       return Encoding.UTF8.GetBytes (sw.ToString ());
+               }
+
+               [Test]
+               public void NtlmAuthentication ()
+               {
+                       NtlmServer server = new NtlmServer ();
+                       server.Start ();
+
+                       string url = String.Format ("http://{0}:{1}/nothing.html", server.IPAddress, server.Port);
+                       HttpWebRequest request = (HttpWebRequest) WebRequest.Create (url);
+                       request.Timeout = 5000;
+                       request.Credentials = new NetworkCredential ("user", "password", "domain");
+                       HttpWebResponse resp = (HttpWebResponse) request.GetResponse ();
+                       string res = null;
+                       using (StreamReader reader = new StreamReader (resp.GetResponseStream ())) {
+                               res = reader.ReadToEnd ();      
+                       }
+                       resp.Close ();
+                       server.Stop ();
+                       Assert.AreEqual ("OK", res);
+               }
+
+               class NtlmServer : HttpServer {
+                       public string Where = "";
+                       protected override void Run ()
+                       {
+                               Where = "before accept";
+                               Socket client = sock.Accept ();
+                               NetworkStream ns = new NetworkStream (client, false);
+                               StreamReader reader = new StreamReader (ns, Encoding.ASCII);
+                               string line;
+                               Where = "first read";
+                               while ((line = reader.ReadLine ()) != null) {
+                                       if (line.Trim () == String.Empty) {
+                                               break;
+                                       }
+                               }
+                               Where = "first write";
+                               StreamWriter writer = new StreamWriter (ns, Encoding.ASCII);
+                               writer.Write (  "HTTP/1.1 401 Unauthorized\r\n" +
+                                               "WWW-Authenticate: NTLM\r\n" +
+                                               "Content-Length: 5\r\n\r\nWRONG");
+
+                               writer.Flush ();
+                               Where = "second read";
+                               while ((line = reader.ReadLine ()) != null) {
+                                       if (line.Trim () == String.Empty) {
+                                               break;
+                                       }
+                               }
+                               Where = "second write";
+                               writer.Write (  "HTTP/1.1 401 Unauthorized\r\n" +
+                                               "WWW-Authenticate: NTLM TlRMTVNTUAACAAAAAAAAADgAAAABggAC8GDhqIONH3sAAAAAAAAAAAAAAAA4AAAABQLODgAAAA8=\r\n" +
+                                               "Content-Length: 5\r\n\r\nWRONG");
+                               writer.Flush ();
+
+                               Where = "third read";
+                               while ((line = reader.ReadLine ()) != null) {
+                                       if (line.Trim () == String.Empty) {
+                                               break;
+                                       }
+                               }
+                               Where = "third write";
+                               writer.Write (  "HTTP/1.1 200 OK\r\n" +
+                                               "Keep-Alive: true\r\n" +
+                                               "Content-Length: 2\r\n\r\nOK");
+                               writer.Flush ();
+                               Thread.Sleep (1000);
+                               writer.Close ();
+                               reader.Close ();
+                               client.Close ();
+                       }
+               }
+
+               class BadChunkedServer : HttpServer {
+                       protected override void Run ()
+                       {
+                               Socket client = sock.Accept ();
+                               NetworkStream ns = new NetworkStream (client, true);
+                               StreamWriter writer = new StreamWriter (ns, Encoding.ASCII);
+                               writer.Write (  "HTTP/1.1 200 OK\r\n" +
+                                               "Transfer-Encoding: chunked\r\n" +
+                                               "Connection: close\r\n" +
+                                               "Content-Type: text/plain; charset=UTF-8\r\n\r\n");
+
+                               // This body lacks a 'last-chunk' (see RFC 2616)
+                               writer.Write ("10\r\n1234567890123456\r\n");
+                               writer.Flush ();
+                               client.Shutdown (SocketShutdown.Send);
+                               Thread.Sleep (1000);
+                               writer.Close ();
+                       }
+               }
+
+               class AcceptAllPolicy : ICertificatePolicy {
+                       public bool CheckValidationResult (ServicePoint sp, X509Certificate certificate, WebRequest request, int error)
+                       {
+                               return true;
+                       }
+               }
+
+               abstract class HttpServer
+               {
+                       protected Socket sock;
+                       protected Exception error;
+                       protected ManualResetEvent evt;
+
+                       public HttpServer ()
+                       {
+                               sock = new Socket (AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
+                               sock.Bind (new IPEndPoint (IPAddress.Loopback, 0));
+                               sock.Listen (1);
+                       }
+
+                       public void Start ()
+                       {
+                               evt = new ManualResetEvent (false);
+                               Thread th = new Thread (new ThreadStart (Run));
+                               th.Start ();
+                       }
+
+                       public void Stop ()
+                       {
+                               evt.Set ();
+                               sock.Close ();
+                       }
+                       
+                       public IPAddress IPAddress {
+                               get { return ((IPEndPoint) sock.LocalEndPoint).Address; }
+                       }
+                       
+                       public int Port {
+                               get { return ((IPEndPoint) sock.LocalEndPoint).Port; }
+                       }
+
+                       public Exception Error { 
+                               get { return error; }
+                       }
+
+                       protected abstract void Run ();
+               }
+
+#if !TARGET_JVM
+               class SslHttpServer : HttpServer {
+                       X509Certificate _certificate;
+
+                       protected override void Run ()
+                       {
+                               try {
+                                       Socket client = sock.Accept ();
+                                       NetworkStream ns = new NetworkStream (client, true);
+                                       SslServerStream s = new SslServerStream (ns, Certificate, false, false);
+                                       s.PrivateKeyCertSelectionDelegate += new PrivateKeySelectionCallback (GetPrivateKey);
+
+                                       StreamReader reader = new StreamReader (s);
+                                       StreamWriter writer = new StreamWriter (s, Encoding.ASCII);
+
+                                       string line;
+                                       string hello = "<html><body><h1>Hello World!</h1></body></html>";
+                                       string answer = "HTTP/1.0 200\r\n" +
+                                                       "Connection: close\r\n" +
+                                                       "Content-Type: text/html\r\n" +
+                                                       "Content-Encoding: " + Encoding.ASCII.WebName + "\r\n" +
+                                                       "Content-Length: " + hello.Length + "\r\n" +
+                                                       "\r\n" + hello;
+
+                                       // Read the headers
+                                       do {
+                                               line = reader.ReadLine ();
+                                       } while (line != "" && line != null && line.Length > 0);
+
+                                       // Now the content. We know it's 100 bytes.
+                                       // This makes BeginRead in sslclientstream block.
+                                       char [] cs = new char [100];
+                                       reader.Read (cs, 0, 100);
+
+                                       writer.Write (answer);
+                                       writer.Flush ();
+                                       evt.WaitOne (50000, false);
+                               } catch (Exception e) {
+                                       error = e;
+                               }
+                       }
+
+                       X509Certificate Certificate {
+                               get {
+                                       if (_certificate == null)
+                                               _certificate = new X509Certificate (CertData.Certificate);
+
+                                       return _certificate;
+                               }
+                       }
+
+                       AsymmetricAlgorithm GetPrivateKey (X509Certificate certificate, string targetHost)
+                       {
+                               PrivateKey key = new PrivateKey (CertData.PrivateKey, null);
+                               return key.RSA;
+                       }
+               }
+
+               class CertData {
+                       public readonly static byte [] Certificate = {
+                               48, 130, 1, 191, 48, 130, 1, 40, 160, 3, 2, 1, 2, 2, 16, 36, 
+                               14, 97, 190, 146, 132, 208, 71, 175, 6, 87, 168, 185, 175, 55, 43, 48, 
+                               13, 6, 9, 42, 134, 72, 134, 247, 13, 1, 1, 4, 5, 0, 48, 18, 
+                               49, 16, 48, 14, 6, 3, 85, 4, 3, 19, 7, 103, 111, 110, 122, 97, 
+                               108, 111, 48, 30, 23, 13, 48, 53, 48, 54, 50, 50, 49, 57, 51, 48, 
+                               52, 54, 90, 23, 13, 51, 57, 49, 50, 51, 49, 50, 51, 53, 57, 53, 
+                               57, 90, 48, 18, 49, 16, 48, 14, 6, 3, 85, 4, 3, 19, 7, 103, 
+                               111, 110, 122, 97, 108, 111, 48, 129, 158, 48, 13, 6, 9, 42, 134, 72, 
+                               134, 247, 13, 1, 1, 1, 5, 0, 3, 129, 140, 0, 48, 129, 136, 2, 
+                               129, 129, 0, 138, 9, 38, 25, 166, 252, 59, 26, 39, 184, 128, 216, 38, 
+                               73, 41, 86, 30, 228, 160, 205, 41, 135, 115, 223, 44, 62, 42, 198, 178, 
+                               190, 81, 11, 25, 21, 216, 49, 179, 130, 246, 52, 97, 175, 212, 94, 157, 
+                               231, 162, 66, 161, 103, 63, 204, 83, 141, 172, 119, 97, 225, 206, 98, 101, 
+                               210, 106, 2, 206, 81, 90, 173, 47, 41, 199, 209, 241, 177, 177, 96, 207, 
+                               254, 220, 190, 66, 180, 153, 0, 209, 14, 178, 69, 194, 3, 37, 116, 239, 
+                               49, 23, 185, 245, 255, 126, 35, 85, 246, 56, 244, 107, 117, 24, 14, 57, 
+                               9, 111, 147, 189, 220, 142, 57, 104, 153, 193, 205, 19, 14, 22, 157, 16, 
+                               24, 80, 201, 2, 2, 0, 17, 163, 23, 48, 21, 48, 19, 6, 3, 85, 
+                               29, 37, 4, 12, 48, 10, 6, 8, 43, 6, 1, 5, 5, 7, 3, 1, 
+                               48, 13, 6, 9, 42, 134, 72, 134, 247, 13, 1, 1, 4, 5, 0, 3, 
+                               129, 129, 0, 64, 49, 57, 253, 218, 198, 229, 51, 189, 12, 154, 225, 183, 
+                               160, 147, 90, 113, 172, 69, 122, 28, 77, 97, 215, 231, 194, 150, 29, 196, 
+                               65, 95, 218, 99, 142, 111, 79, 205, 109, 76, 32, 92, 220, 76, 88, 53, 
+                               237, 80, 11, 85, 44, 91, 21, 210, 12, 34, 223, 234, 18, 187, 136, 62, 
+                               26, 240, 103, 180, 12, 226, 221, 250, 247, 129, 51, 23, 129, 165, 56, 67, 
+                               43, 83, 244, 110, 207, 24, 253, 195, 16, 46, 80, 113, 80, 18, 2, 254, 
+                               120, 147, 151, 164, 23, 210, 230, 100, 19, 197, 179, 28, 194, 48, 106, 159, 
+                               155, 144, 37, 82, 44, 160, 40, 52, 146, 174, 77, 188, 160, 230, 75, 172, 
+                               123, 3, 254, 
+                       };
+
+                       public readonly static byte [] PrivateKey = {
+                               30, 241, 181, 176, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 
+                               0, 0, 0, 0, 84, 2, 0, 0, 7, 2, 0, 0, 0, 36, 0, 0, 
+                               82, 83, 65, 50, 0, 4, 0, 0, 17, 0, 0, 0, 201, 80, 24, 16, 
+                               157, 22, 14, 19, 205, 193, 153, 104, 57, 142, 220, 189, 147, 111, 9, 57, 
+                               14, 24, 117, 107, 244, 56, 246, 85, 35, 126, 255, 245, 185, 23, 49, 239, 
+                               116, 37, 3, 194, 69, 178, 14, 209, 0, 153, 180, 66, 190, 220, 254, 207, 
+                               96, 177, 177, 241, 209, 199, 41, 47, 173, 90, 81, 206, 2, 106, 210, 101, 
+                               98, 206, 225, 97, 119, 172, 141, 83, 204, 63, 103, 161, 66, 162, 231, 157, 
+                               94, 212, 175, 97, 52, 246, 130, 179, 49, 216, 21, 25, 11, 81, 190, 178, 
+                               198, 42, 62, 44, 223, 115, 135, 41, 205, 160, 228, 30, 86, 41, 73, 38, 
+                               216, 128, 184, 39, 26, 59, 252, 166, 25, 38, 9, 138, 175, 88, 190, 223, 
+                               27, 24, 224, 123, 190, 69, 164, 234, 129, 59, 108, 229, 248, 62, 187, 15, 
+                               235, 147, 162, 83, 47, 123, 170, 190, 224, 31, 215, 110, 143, 31, 227, 216, 
+                               85, 88, 154, 83, 207, 229, 41, 28, 237, 116, 181, 17, 37, 141, 224, 185, 
+                               164, 144, 141, 233, 164, 138, 177, 241, 115, 181, 230, 150, 7, 92, 139, 141, 
+                               113, 95, 57, 191, 211, 165, 217, 250, 197, 68, 164, 184, 168, 43, 48, 65, 
+                               177, 237, 173, 144, 148, 221, 62, 189, 147, 63, 216, 188, 206, 103, 226, 171, 
+                               32, 20, 230, 116, 144, 192, 1, 39, 202, 87, 74, 250, 6, 142, 188, 23, 
+                               45, 4, 112, 191, 253, 67, 69, 70, 128, 143, 44, 234, 41, 96, 195, 82, 
+                               202, 35, 158, 149, 240, 151, 23, 25, 166, 179, 85, 144, 58, 120, 149, 229, 
+                               205, 34, 8, 110, 86, 119, 130, 210, 37, 173, 65, 71, 169, 67, 8, 51, 
+                               20, 96, 51, 155, 3, 39, 85, 187, 40, 193, 57, 19, 99, 78, 173, 28, 
+                               129, 154, 108, 175, 8, 138, 237, 71, 27, 148, 129, 35, 47, 57, 101, 237, 
+                               168, 178, 227, 221, 212, 63, 124, 254, 253, 215, 183, 159, 49, 103, 74, 49, 
+                               67, 160, 171, 72, 194, 215, 108, 251, 178, 18, 184, 100, 211, 105, 21, 186, 
+                               39, 66, 218, 154, 72, 222, 90, 237, 179, 251, 51, 224, 212, 56, 251, 6, 
+                               209, 151, 198, 176, 89, 110, 35, 141, 248, 237, 223, 68, 135, 206, 207, 169, 
+                               254, 219, 243, 130, 71, 11, 94, 113, 233, 92, 63, 156, 169, 72, 215, 110, 
+                               95, 94, 191, 50, 59, 89, 187, 59, 183, 99, 161, 146, 233, 245, 219, 80, 
+                               87, 113, 251, 50, 144, 195, 158, 46, 189, 232, 119, 91, 75, 22, 6, 176, 
+                               39, 206, 25, 196, 213, 195, 219, 24, 28, 103, 104, 36, 137, 128, 4, 119, 
+                               163, 40, 126, 87, 18, 86, 128, 243, 213, 101, 2, 237, 78, 64, 160, 55, 
+                               199, 93, 90, 126, 175, 199, 55, 89, 234, 190, 5, 16, 196, 88, 28, 208, 
+                               28, 92, 32, 115, 204, 9, 202, 101, 15, 123, 43, 75, 90, 144, 95, 179, 
+                               102, 249, 57, 150, 204, 99, 147, 203, 16, 63, 81, 244, 226, 237, 82, 204, 
+                               20, 200, 140, 65, 83, 217, 161, 23, 123, 37, 115, 12, 100, 73, 70, 190, 
+                               32, 235, 174, 140, 148, 157, 47, 238, 40, 208, 228, 80, 54, 187, 156, 252, 
+                               253, 230, 231, 156, 138, 125, 96, 79, 3, 27, 143, 55, 146, 169, 165, 61, 
+                               238, 60, 227, 77, 217, 93, 117, 122, 111, 46, 173, 113, 
+                       };
+               }
+#endif
+       }
+}