mono/mcs/class/System/Test/System.Net/WebHeaderCollectionTest.cs

//
// WebHeaderCollectionTest.cs - NUnit Test Cases for System.Net.WebHeaderCollection
//
// Authors:
//   Lawrence Pit ([email protected])
//   Martin Willemoes Hansen ([email protected])
//   Gert Driesen ([email protected])
//   Gonzalo Paniagua Javier ([email protected])
//
// (C) 2003 Martin Willemoes Hansen
//

using System;
using System.Collections;
using System.Collections.Specialized;
using System.IO;
using System.Net;
using System.Runtime.Serialization;
using System.Runtime.Serialization.Formatters;
using System.Runtime.Serialization.Formatters.Binary;

using NUnit.Framework;

namespace MonoTests.System.Net
{
	[TestFixture]
	public class WebHeaderCollectionTest
	{
		WebHeaderCollection col;

		[SetUp]
		public void GetReady ()
		{
			col = new WebHeaderCollection ();
			col.Add ("Name1: Value1");
			col.Add ("Name2: Value2");
		}

		[Test]
		public void Add ()
		{
			try {
				col.Add (null);
				Assert.Fail ("#1");
			} catch (ArgumentNullException) { }
			try {
				col.Add ("");
				Assert.Fail ("#2");
			} catch (ArgumentException) { }
			try {
				col.Add ("  ");
				Assert.Fail ("#3");
			} catch (ArgumentException) { }
			try {
				col.Add (":");
				Assert.Fail ("#4");
			} catch (ArgumentException) { }
			try {
				col.Add (" : ");
				Assert.Fail ("#5");
			} catch (ArgumentException) { }

			try {
				col.Add ("XHost: foo");
			} catch (ArgumentException) {
				Assert.Fail ("#7");
			}

			// invalid values
			try {
				col.Add ("XHost" + ((char) 0xa9) + ": foo");
				Assert.Fail ("#8");
			} catch (ArgumentException) { }
			try {
				col.Add ("XHost: foo" + (char) 0xa9);
			} catch (ArgumentException) {
				Assert.Fail ("#9");
			}
			try {
				col.Add ("XHost: foo" + (char) 0x7f);
				Assert.Fail ("#10");
			} catch (ArgumentException) {

			}

			try {
				col.Add ("XHost", null);
			} catch (ArgumentException) {
				Assert.Fail ("#11");
			}
			try {
				col.Add ("XHost:");
			} catch (ArgumentException) {
				Assert.Fail ("#12");
			}

			// restricted
			/*
			// this can only be tested in namespace System.Net
			try {
				WebHeaderCollection col2 = new WebHeaderCollection (true);
				col2.Add ("Host: foo");
				Assert.Fail ("#13: should fail according to spec");
			} catch (ArgumentException) {}		
			*/
		}

		[Test]
		[Category ("NotWorking")]
		public void GetValues ()
		{
			WebHeaderCollection w = new WebHeaderCollection ();
			w.Add ("Hello", "H1");
			w.Add ("Hello", "H2");
			w.Add ("Hello", "H3,H4");

			string [] sa = w.GetValues ("Hello");
			Assert.AreEqual (3, sa.Length, "#1");
			Assert.AreEqual ("H1, H2,H3,H4", w.Get ("Hello"), "#2");

			w = new WebHeaderCollection ();
			w.Add ("Accept", "H1");
			w.Add ("Accept", "H2");
			w.Add ("Accept", "H3,H4");
			Assert.AreEqual (3, w.GetValues (0).Length, "#3a");
			Assert.AreEqual (4, w.GetValues ("Accept").Length, "#3b");
			Assert.AreEqual ("H1, H2,H3,H4", w.Get ("Accept"), "#4");

			w = new WebHeaderCollection ();
			w.Add ("Allow", "H1");
			w.Add ("Allow", "H2");
			w.Add ("Allow", "H3,H4");
			sa = w.GetValues ("Allow");
			Assert.AreEqual (4, sa.Length, "#5");
			Assert.AreEqual ("H1, H2,H3,H4", w.Get ("Allow"), "#6");

			w = new WebHeaderCollection ();
			w.Add ("AUTHorization", "H1, H2, H3");
			sa = w.GetValues ("authorization");
			Assert.AreEqual (3, sa.Length, "#9");

			w = new WebHeaderCollection ();
			w.Add ("proxy-authenticate", "H1, H2, H3");
			sa = w.GetValues ("Proxy-Authenticate");
			Assert.AreEqual (3, sa.Length, "#9");

			w = new WebHeaderCollection ();
			w.Add ("expect", "H1,\tH2,   H3  ");
			sa = w.GetValues ("EXPECT");
			Assert.AreEqual (3, sa.Length, "#10");
			Assert.AreEqual ("H2", sa [1], "#11");
			Assert.AreEqual ("H3", sa [2], "#12");

			try {
				w.GetValues (null);
				Assert.Fail ("#13");
			} catch (ArgumentNullException) { }
			Assert.AreEqual (null, w.GetValues (""), "#14");
			Assert.AreEqual (null, w.GetValues ("NotExistent"), "#15");
		}

		[Test]
		public void Indexers ()
		{
			Assert.AreEqual ("Value1", ((NameValueCollection)col)[0], "#1.1");
			//FIXME: test also HttpRequestHeader and HttpResponseHeader
			//FIXME: is this enough?
			WebHeaderCollection w = new WebHeaderCollection ();
			w [HttpRequestHeader.CacheControl] = "Value2";
			Assertion.AssertEquals ("#1.2", "Value2", w [HttpRequestHeader.CacheControl]);
			w [HttpResponseHeader.Pragma] = "Value3";
			Assertion.AssertEquals ("#1.3", "Value3", w [HttpResponseHeader.Pragma]);
		}

		[Test]
		public void Remove ()
		{
			col.Remove ("Name1");
			col.Remove ("NameNotExist");
			Assert.AreEqual (1, col.Count, "#1");

			/*
			// this can only be tested in namespace System.Net
			try {
				WebHeaderCollection col2 = new WebHeaderCollection (true);
				col2.Add ("Host", "foo");
				col2.Remove ("Host");
				Assert.Fail ("#2: should fail according to spec");
			} catch (ArgumentException) {}
			*/
		}

		[Test]
		public void Set ()
		{
			col.Add ("Name1", "Value1b");
			col.Set ("Name1", "\t  X  \t");
			Assert.AreEqual ("X", col.Get ("Name1"), "#1");
		}

		[Test]
		public void IsRestricted ()
		{
			Assert.IsTrue (!WebHeaderCollection.IsRestricted ("Xhost"), "#1");
			Assert.IsTrue (WebHeaderCollection.IsRestricted ("Host"), "#2");
			Assert.IsTrue (WebHeaderCollection.IsRestricted ("HOST"), "#3");
			Assert.IsTrue (WebHeaderCollection.IsRestricted ("Transfer-Encoding"), "#4");
			Assert.IsTrue (WebHeaderCollection.IsRestricted ("user-agent"), "#5");
			Assert.IsTrue (WebHeaderCollection.IsRestricted ("accept"), "#6");
			Assert.IsTrue (!WebHeaderCollection.IsRestricted ("accept-charset"), "#7");
		}

		[Test]
		public void ToStringTest ()
		{
			col.Add ("Name1", "Value1b");
			col.Add ("Name3", "Value3a\r\n Value3b");
			col.Add ("Name4", "   Value4   ");
			Assert.AreEqual ("Name1: Value1,Value1b\r\nName2: Value2\r\nName3: Value3a\r\n Value3b\r\nName4: Value4\r\n\r\n", col.ToString (), "#1");
			WebHeaderCollection w;
			w = new WebHeaderCollection ();
			w.Add (HttpResponseHeader.KeepAlive, "Value1");
			w.Add (HttpResponseHeader.WwwAuthenticate, "Value2");
			Assertion.AssertEquals ("#2", "Keep-Alive: Value1\r\nWWW-Authenticate: Value2\r\n\r\n", w.ToString ());
			w = new WebHeaderCollection ();
			w.Add (HttpRequestHeader.UserAgent, "Value1");
			w.Add (HttpRequestHeader.ContentMd5, "Value2");
			Assertion.AssertEquals ("#2", "User-Agent: Value1\r\nContent-MD5: Value2\r\n\r\n", w.ToString ());
		}

		[Test]
#if TARGET_JVM
		//FIXME: include Java serialization compliant tests - the order of object
		// in SerializationInfo should stay same to MS format...
		[Ignore ("The MS compliant binary serialization is not supported")]
#endif			
		public void GetObjectData ()
		{
			SerializationInfo si = new SerializationInfo (typeof (WebHeaderCollection),
				new FormatterConverter ());

			WebHeaderCollection headers = new WebHeaderCollection ();
			headers.Add ("Content-Type", "image/png");
			headers.Add ("No-Cache:off");
			headers.Add ("Disposition", "attach");

			((ISerializable) headers).GetObjectData (si, new StreamingContext ());
			Assert.AreEqual (7, si.MemberCount, "#A");
			int i = 0;
			foreach (SerializationEntry entry in si) {
				Assert.IsNotNull (entry.Name, "#B1:" + i);
				Assert.IsNotNull (entry.ObjectType, "#B2:" + i);
				Assert.IsNotNull (entry.Value, "#B3:" + i);

				switch (i) {
				case 0:
					Assert.AreEqual ("Count", entry.Name, "#B4:" + i);
					Assert.AreEqual (typeof (int), entry.ObjectType, "#B5:" + i);
					Assert.AreEqual (3, entry.Value, "#B6:" + i);
					break;
				case 1:
					Assert.AreEqual ("0", entry.Name, "#B4:" + i);
					Assert.AreEqual (typeof (string), entry.ObjectType, "#B5:" + i);
					Assert.AreEqual ("Content-Type", entry.Value, "#B6:" + i);
					break;
				case 2:
					Assert.AreEqual ("3", entry.Name, "#B4:" + i);
					Assert.AreEqual (typeof (string), entry.ObjectType, "#B5:" + i);
					Assert.AreEqual ("image/png", entry.Value, "#B6:" + i);
					break;
				case 3:
					Assert.AreEqual ("1", entry.Name, "#B4:" + i);
					Assert.AreEqual (typeof (string), entry.ObjectType, "#B5:" + i);
					Assert.AreEqual ("No-Cache", entry.Value, "#B6:" + i);
					break;
				case 4:
					Assert.AreEqual ("4", entry.Name, "#B4:" + i);
					Assert.AreEqual (typeof (string), entry.ObjectType, "#B5:" + i);
					Assert.AreEqual ("off", entry.Value, "#B6:" + i);
					break;
				case 5:
					Assert.AreEqual ("2", entry.Name, "#B4:" + i);
					Assert.AreEqual (typeof (string), entry.ObjectType, "#B5:" + i);
					Assert.AreEqual ("Disposition", entry.Value, "#B6:" + i);
					break;
				case 6:
					Assert.AreEqual ("5", entry.Name, "#B4:" + i);
					Assert.AreEqual (typeof (string), entry.ObjectType, "#B5:" + i);
					Assert.AreEqual ("attach", entry.Value, "#B6:" + i);
					break;
				}
				i++;
			}
		}

		[Test]
#if TARGET_JVM
		//FIXME: include Java serialization compliant tests
		[Ignore ("The MS compliant binary serialization is not supported")]
#endif		
		public void Serialize ()
		{
			WebHeaderCollection headers = new WebHeaderCollection ();
			headers.Add ("Content-Type", "image/png");
			headers.Add ("No-Cache:off");
			headers.Add ("Disposition", "attach");

			BinaryFormatter bf = new BinaryFormatter ();
			bf.AssemblyFormat = FormatterAssemblyStyle.Full;

			MemoryStream ms = new MemoryStream ();
			bf.Serialize (ms, headers);
			ms.Position = 0;

			byte [] buffer = new byte [ms.Length];
			ms.Read (buffer, 0, buffer.Length);
			Assert.AreEqual (_serialized, buffer);
		}

		[Test]
#if TARGET_JVM
		//FIXME: include Java serialization compliant tests
		[Ignore ("The MS compliant binary serialization format is not supported")]
#endif				
		public void Deserialize ()
		{
			MemoryStream ms = new MemoryStream ();
			ms.Write (_serialized, 0, _serialized.Length);
			ms.Position = 0;

			BinaryFormatter bf = new BinaryFormatter ();
			WebHeaderCollection headers = (WebHeaderCollection) bf.Deserialize (ms);
		}

		private static readonly byte [] _serialized = new byte [] {
#if NET_2_0
			0x00, 0x01, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0x01, 0x00,
			0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0c, 0x02, 0x00, 0x00, 0x00,
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			0x65, 0x6e, 0x3d, 0x62, 0x37, 0x37, 0x61, 0x35, 0x63, 0x35, 0x36,
			0x31, 0x39, 0x33, 0x34, 0x65, 0x30, 0x38, 0x39, 0x05, 0x01, 0x00,
			0x00, 0x00, 0x1e, 0x53, 0x79, 0x73, 0x74, 0x65, 0x6d, 0x2e, 0x4e,
			0x65, 0x74, 0x2e, 0x57, 0x65, 0x62, 0x48, 0x65, 0x61, 0x64, 0x65,
			0x72, 0x43, 0x6f, 0x6c, 0x6c, 0x65, 0x63, 0x74, 0x69, 0x6f, 0x6e,
			0x07, 0x00, 0x00, 0x00, 0x05, 0x43, 0x6f, 0x75, 0x6e, 0x74, 0x01,
			0x30, 0x01, 0x33, 0x01, 0x31, 0x01, 0x34, 0x01, 0x32, 0x01, 0x35,
			0x00, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x08, 0x02, 0x00, 0x00,
			0x00, 0x03, 0x00, 0x00, 0x00, 0x06, 0x03, 0x00, 0x00, 0x00, 0x0c,
			0x43, 0x6f, 0x6e, 0x74, 0x65, 0x6e, 0x74, 0x2d, 0x54, 0x79, 0x70,
			0x65, 0x06, 0x04, 0x00, 0x00, 0x00, 0x09, 0x69, 0x6d, 0x61, 0x67,
			0x65, 0x2f, 0x70, 0x6e, 0x67, 0x06, 0x05, 0x00, 0x00, 0x00, 0x08,
			0x4e, 0x6f, 0x2d, 0x43, 0x61, 0x63, 0x68, 0x65, 0x06, 0x06, 0x00,
			0x00, 0x00, 0x03, 0x6f, 0x66, 0x66, 0x06, 0x07, 0x00, 0x00, 0x00,
			0x0b, 0x44, 0x69, 0x73, 0x70, 0x6f, 0x73, 0x69, 0x74, 0x69, 0x6f,
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			0x63, 0x68, 0x0b
#else
			0x00, 0x01, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0x01, 0x00,
			0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0c, 0x02, 0x00, 0x00, 0x00,
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			0x2c, 0x20, 0x50, 0x75, 0x62, 0x6c, 0x69, 0x63, 0x4b, 0x65, 0x79,
			0x54, 0x6f, 0x6b, 0x65, 0x6e, 0x3d, 0x62, 0x37, 0x37, 0x61, 0x35,
			0x63, 0x35, 0x36, 0x31, 0x39, 0x33, 0x34, 0x65, 0x30, 0x38, 0x39,
			0x05, 0x01, 0x00, 0x00, 0x00, 0x1e, 0x53, 0x79, 0x73, 0x74, 0x65,
			0x6d, 0x2e, 0x4e, 0x65, 0x74, 0x2e, 0x57, 0x65, 0x62, 0x48, 0x65,
			0x61, 0x64, 0x65, 0x72, 0x43, 0x6f, 0x6c, 0x6c, 0x65, 0x63, 0x74,
			0x69, 0x6f, 0x6e, 0x07, 0x00, 0x00, 0x00, 0x05, 0x43, 0x6f, 0x75,
			0x6e, 0x74, 0x01, 0x30, 0x01, 0x33, 0x01, 0x31, 0x01, 0x34, 0x01,
			0x32, 0x01, 0x35, 0x00, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x08,
			0x02, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0x00, 0x06, 0x03, 0x00,
			0x00, 0x00, 0x0c, 0x43, 0x6f, 0x6e, 0x74, 0x65, 0x6e, 0x74, 0x2d,
			0x54, 0x79, 0x70, 0x65, 0x06, 0x04, 0x00, 0x00, 0x00, 0x09, 0x69,
			0x6d, 0x61, 0x67, 0x65, 0x2f, 0x70, 0x6e, 0x67, 0x06, 0x05, 0x00,
			0x00, 0x00, 0x08, 0x4e, 0x6f, 0x2d, 0x43, 0x61, 0x63, 0x68, 0x65,
			0x06, 0x06, 0x00, 0x00, 0x00, 0x03, 0x6f, 0x66, 0x66, 0x06, 0x07,
			0x00, 0x00, 0x00, 0x0b, 0x44, 0x69, 0x73, 0x70, 0x6f, 0x73, 0x69,
			0x74, 0x69, 0x6f, 0x6e, 0x06, 0x08, 0x00, 0x00, 0x00, 0x06, 0x61,
			0x74, 0x74, 0x61, 0x63, 0x68, 0x0b
#endif
		};

		[Test]
		public void IsRestricted_InvalidChars_1 ()
		{
			// Not allowed:
			//	0-32
			//	34
			//	39-41
			//	44
			//	47
			//	91-93
			//	123
			//	125
			//	>= 127
			int [] singles = new int [] { 34, 44, 47, 123, 125 };
			foreach (int single in singles) {
				try {
					WebHeaderCollection.IsRestricted (new string ((char) single, 1));
					Assert.Fail (String.Format ("{0}: {1}", single, (char) single));
				} catch (ArgumentException) {
				}
			}
			for (int i = 0; i <= 32; i++) {
				try {
					WebHeaderCollection.IsRestricted (new string ((char) i, 1));
					Assert.Fail (String.Format ("{0}: {1}", i, (char) i));
				} catch (ArgumentException) {
				}
			}
			for (int i = 39; i <= 41; i++) {
				try {
					WebHeaderCollection.IsRestricted (new string ((char) i, 1));
					Assert.Fail (String.Format ("{0}: {1}", i, (char) i));
				} catch (ArgumentException) {
				}
			}
			for (int i = 91; i <= 93; i++) {
				try {
					WebHeaderCollection.IsRestricted (new string ((char) i, 1));
					Assert.Fail (String.Format ("{0}: {1}", i, (char) i));
				} catch (ArgumentException) {
				}
			}
			for (int i = 127; i <= 255; i++) {
				try {
					WebHeaderCollection.IsRestricted (new string ((char) i, 1));
					Assert.Fail (String.Format ("{0}: {1}", i, (char) i));
				} catch (ArgumentException) {
				}
			}
		}
#if NET_2_0
		[Test]
		public void IsRestricted_InvalidChars_Request_2 ()
		{
			// Not allowed:
			//	0-32
			//	34
			//	39-41
			//	44
			//	47
			//	91-93
			//	123
			//	125
			//	>= 127
			int [] singles = new int [] { 34, 44, 47, 123, 125 };
			foreach (int single in singles) {
				try {
					WebHeaderCollection.IsRestricted (new string ((char) single, 1), false);
					Assert.Fail (String.Format ("{0}: {1}", single, (char) single));
				} catch (ArgumentException) {
				}
			}
			for (int i = 0; i <= 32; i++) {
				try {
					WebHeaderCollection.IsRestricted (new string ((char) i, 1), false);
					Assert.Fail (String.Format ("{0}: {1}", i, (char) i));
				} catch (ArgumentException) {
				}
			}
			for (int i = 39; i <= 41; i++) {
				try {
					WebHeaderCollection.IsRestricted (new string ((char) i, 1), false);
					Assert.Fail (String.Format ("{0}: {1}", i, (char) i));
				} catch (ArgumentException) {
				}
			}
			for (int i = 91; i <= 93; i++) {
				try {
					WebHeaderCollection.IsRestricted (new string ((char) i, 1), false);
					Assert.Fail (String.Format ("{0}: {1}", i, (char) i));
				} catch (ArgumentException) {
				}
			}
			for (int i = 127; i <= 255; i++) {
				try {
					WebHeaderCollection.IsRestricted (new string ((char) i, 1), false);
					Assert.Fail (String.Format ("{0}: {1}", i, (char) i));
				} catch (ArgumentException) {
				}
			}
		}

		[Test]
		public void IsRestricted_InvalidChars_Response_2 ()
		{
			// Not allowed:
			//	0-32
			//	34
			//	39-41
			//	44
			//	47
			//	91-93
			//	123
			//	125
			//	>= 127
			int [] singles = new int [] { 34, 44, 47, 123, 125 };
			foreach (int single in singles) {
				try {
					WebHeaderCollection.IsRestricted (new string ((char) single, 1), true);
					Assert.Fail (String.Format ("{0}: {1}", single, (char) single));
				} catch (ArgumentException) {
				}
			}
			for (int i = 0; i <= 32; i++) {
				try {
					WebHeaderCollection.IsRestricted (new string ((char) i, 1), true);
					Assert.Fail (String.Format ("{0}: {1}", i, (char) i));
				} catch (ArgumentException) {
				}
			}
			for (int i = 39; i <= 41; i++) {
				try {
					WebHeaderCollection.IsRestricted (new string ((char) i, 1), true);
					Assert.Fail (String.Format ("{0}: {1}", i, (char) i));
				} catch (ArgumentException) {
				}
			}
			for (int i = 91; i <= 93; i++) {
				try {
					WebHeaderCollection.IsRestricted (new string ((char) i, 1), true);
					Assert.Fail (String.Format ("{0}: {1}", i, (char) i));
				} catch (ArgumentException) {
				}
			}
			for (int i = 127; i <= 255; i++) {
				try {
					WebHeaderCollection.IsRestricted (new string ((char) i, 1), true);
					Assert.Fail (String.Format ("{0}: {1}", i, (char) i));
				} catch (ArgumentException) {
				}
			}
		}

		static string [] request_headers = new string [] {
			"Accept", "Accept-Charset", "Accept-Encoding", "Accept-Language", "Accept-Ranges", "Authorization", 
			"Cache-Control", "Connection", "Cookie", "Content-Length", "Content-Type", "Date", 
			"Expect", "From", "Host", "If-Match", "If-Modified-Since", "If-None-Match", 
			"If-Range", "If-Unmodified-Since", "Max-Forwards", "Pragma", "Proxy-Authorization", 
			"Range", "Referer", "TE", "Upgrade", "User-Agent", "Via", "Warn" };

		static string [] response_headers = new string [] {
			"Accept-Ranges", "Age", "Allow", "Cache-Control", "Content-Encoding", "Content-Language", 
			"Content-Length", "Content-Location", "Content-Disposition", "Content-MD5", "Content-Range", 
			"Content-Type", "Date", "ETag", "Expires", "Last-Modified", "Location", "Pragma", 
			"Proxy-Authenticate", "Retry-After", "Server", "Set-Cookie", "Trailer", 
			"Transfer-Encoding", "Vary", "Via", "Warn", "WWW-Authenticate" };

		static string [] restricted_request_request = new string [] {
			"Accept", "Connection", "Content-Length", "Content-Type", "Date",
			"Expect", "Host", "If-Modified-Since", "Range", "Referer",
			"User-Agent" };
		static string [] restricted_response_request = new string [] {
			"Content-Length", "Content-Type", "Date", "Transfer-Encoding" };

		static string [] restricted_request_response = new string [] {
			 "Content-Length" };
		static string [] restricted_response_response = new string [] {
			 "Content-Length", "Transfer-Encoding", "WWW-Authenticate" };

		[Test]
		public void IsRestricted_2_0_RequestRequest ()
		{
			int count = 0;
			foreach (string str in request_headers) {
				if (WebHeaderCollection.IsRestricted (str, false)) {
					Assert.IsTrue (Array.IndexOf (restricted_request_request, str) != -1, "restricted " + str);
					count++;
				} else {
					Assert.IsTrue (Array.IndexOf (restricted_request_request, str) == -1, str);
				}
			}
			Assert.IsTrue (count == restricted_request_request.Length, "req-req length");
		}

		[Test]
		public void IsRestricted_2_0_ResponseRequest ()
		{
			int count = 0;
			foreach (string str in response_headers) {
				if (WebHeaderCollection.IsRestricted (str, false)) {
					Assert.IsTrue (Array.IndexOf (restricted_response_request, str) != -1, "restricted " + str);
					count++;
				} else {
					Assert.IsTrue (Array.IndexOf (restricted_response_request, str) == -1, str);
				}
			}
			Assert.IsTrue (count == restricted_response_request.Length, "length");
		}

		[Test]
		public void IsRestricted_2_0_RequestResponse ()
		{
			int count = 0;
			foreach (string str in request_headers) {
				if (WebHeaderCollection.IsRestricted (str, true)) {
					Assert.IsTrue (Array.IndexOf (restricted_request_response, str) != -1, "restricted " + str);
					count++;
				} else {
					Assert.IsTrue (Array.IndexOf (restricted_request_response, str) == -1, str);
				}
			}
			Assert.IsTrue (count == restricted_request_response.Length, "length");
		}

		[Test]
		public void IsRestricted_2_0_ResponseResponse ()
		{
			int count = 0;
			foreach (string str in response_headers) {
				if (WebHeaderCollection.IsRestricted (str, true)) {
					Assert.IsTrue (Array.IndexOf (restricted_response_response, str) != -1, "restricted " + str);
					count++;
				} else {
					Assert.IsTrue (Array.IndexOf (restricted_response_response, str) == -1, str);
				}
			}
			Assert.IsTrue (count == restricted_response_response.Length, "length");
		}
#endif
	}
}