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

   1 //
   2 // FileWebResponseTest.cs - NUnit Test Cases for System.Net.FileWebResponse
   3 //
   4 // Authors:
   5 //   Gert Driesen (drieseng@users.sourceforge.net)
   6 //
   7 // (C) 2007 Gert Driesen
   8 //
   9
  10 using System;
  11 using System.IO;
  12 using System.Net;
  13
  14 using NUnit.Framework;
  15
  16
  17
  18 namespace MonoTests.System.Net
  19 {
  20         [TestFixture]
  21         public class FileWebResponseTest
  22         {
  23                 private string _tempDirectory;
  24                 private string _tempFile;
  25                 private Uri _tempFileUri;
  26
  27                 [SetUp]
  28                 public void SetUp ()
  29                 {
  30                         _tempDirectory = Path.Combine (Path.GetTempPath (), "MonoTests.System.Net.FileWebResponseTest");
  31                         _tempFile = Path.Combine (_tempDirectory, "FileWebResponseTest.tmp");
  32                         if (!Directory.Exists (_tempDirectory)) {
  33                                 Directory.CreateDirectory (_tempDirectory);
  34                         } else {
  35                                 // ensure no files are left over from previous runs
  36                                 string [] files = Directory.GetFiles (_tempDirectory, "*");
  37                                 foreach (string file in files)
  38                                         File.Delete (file);
  39                         }
  40                         _tempFileUri = GetTempFileUri ();
  41                 }
  42
  43                 [TearDown]
  44                 public void TearDown ()
  45                 {
  46                         if (Directory.Exists (_tempDirectory)) {
  47                                 string [] files = Directory.GetFiles (_tempDirectory, "*");
  48                                 foreach (string file in files)
  49                                         File.Delete (file);
  50                                 Directory.Delete (_tempDirectory, true);
  51                         }
  52                 }
  53
  54                 [Test]
  55                 public void ContentLength ()
  56                 {
  57                         FileWebRequest req = (FileWebRequest) WebRequest.Create (_tempFileUri);
  58                         req.Method = "PUT";
  59                         req.ContentLength = 100;
  60                         using (Stream s = req.GetRequestStream ()) {
  61                                 s.WriteByte (72);
  62                                 s.WriteByte (110);
  63                                 s.WriteByte (80);
  64                                 s.Flush ();
  65                         }
  66                         req = (FileWebRequest) WebRequest.Create (_tempFileUri);
  67                         using (FileWebResponse resp = (FileWebResponse) req.GetResponse ()) {
  68                                 Assert.AreEqual (3, resp.ContentLength, "#1");
  69                                 Assert.AreEqual (2, resp.Headers.Count, "#2");
  70                                 Assert.AreEqual ("Content-Length", resp.Headers.Keys [0], "#3");
  71                                 Assert.AreEqual ("3", resp.Headers.Get (0), "#4");
  72                                 resp.Headers.Clear ();
  73                                 Assert.AreEqual (3, resp.ContentLength, "#5");
  74                                 Assert.AreEqual (0, resp.Headers.Count, "#6");
  75                         }
  76                 }
  77
  78                 [Test]
  79                 public void ContentType ()
  80                 {
  81                         FileWebRequest req = (FileWebRequest) WebRequest.Create (_tempFileUri);
  82                         req.Method = "PUT";
  83                         req.ContentType = "image/png";
  84                         using (Stream s = req.GetRequestStream ()) {
  85                                 s.WriteByte (72);
  86                                 s.WriteByte (110);
  87                                 s.WriteByte (80);
  88                                 s.Flush ();
  89                         }
  90                         req = (FileWebRequest) WebRequest.Create (_tempFileUri);
  91                         using (FileWebResponse resp = (FileWebResponse) req.GetResponse ()) {
  92                                 Assert.AreEqual ("application/octet-stream", resp.ContentType, "#1");
  93                                 Assert.AreEqual (2, resp.Headers.Count, "#2");
  94                                 Assert.AreEqual ("Content-Type", resp.Headers.Keys [1], "#3");
  95                                 Assert.AreEqual ("application/octet-stream", resp.Headers.Get (1), "#4");
  96                                 resp.Headers.Clear ();
  97                                 Assert.AreEqual ("application/octet-stream", resp.ContentType, "#5");
  98                                 Assert.AreEqual (0, resp.Headers.Count, "#6");
  99                         }
 100                 }
 101
 102                 [Test]
 103                 public void GetResponseStream ()
 104                 {
 105                         FileWebRequest req = (FileWebRequest) WebRequest.Create (_tempFileUri);
 106                         req.Method = "PUT";
 107                         req.ContentType = "image/png";
 108                         using (Stream s = req.GetRequestStream ()) {
 109                                 s.WriteByte (72);
 110                                 s.WriteByte (110);
 111                                 s.WriteByte (80);
 112                                 s.Flush ();
 113                         }
 114                         req = (FileWebRequest) WebRequest.Create (_tempFileUri);
 115                         FileWebResponse respA = null;
 116                         FileWebResponse respB = null;
 117                         FileStream fsA = null;
 118                         FileStream fsB = null;
 119                         try {
 120                                 respA = (FileWebResponse) req.GetResponse ();
 121                                 fsA = respA.GetResponseStream () as FileStream;
 122                                 Assert.IsNotNull (fsA, "#A1");
 123                                 Assert.IsTrue (fsA.CanRead, "#A2");
 124                                 Assert.IsTrue (fsA.CanSeek, "#A3");
 125 #if NET_2_0
 126                                 Assert.IsFalse (fsA.CanTimeout, "#A4");
 127 #endif
 128                                 Assert.IsFalse (fsA.CanWrite, "#A5");
 129                                 Assert.AreEqual (3, fsA.Length, "#A6");
 130                                 Assert.AreEqual (0, fsA.Position, "#A7");
 131 #if NET_2_0
 132                                 try {
 133                                         int i = fsA.ReadTimeout;
 134                                         Assert.Fail ("#A8:" + i);
 135                                 } catch (InvalidOperationException) {
 136                                 }
 137                                 try {
 138                                         int i = fsA.WriteTimeout;
 139                                         Assert.Fail ("#A9:" + i);
 140                                 } catch (InvalidOperationException) {
 141                                 }
 142 #endif
 143
 144                                 respB = (FileWebResponse) req.GetResponse ();
 145                                 fsB = respB.GetResponseStream () as FileStream;
 146                                 Assert.IsNotNull (fsB, "#B1");
 147                                 Assert.IsTrue (fsB.CanRead, "#B2");
 148                                 Assert.IsTrue (fsB.CanSeek, "#B3");
 149 #if NET_2_0
 150                                 Assert.IsFalse (fsB.CanTimeout, "#B4");
 151 #endif
 152                                 Assert.IsFalse (fsB.CanWrite, "#B5");
 153                                 Assert.AreEqual (3, fsB.Length, "#B6");
 154                                 Assert.AreEqual (0, fsB.Position, "#B7");
 155 #if NET_2_0
 156                                 try {
 157                                         int i = fsB.ReadTimeout;
 158                                         Assert.Fail ("#B8:" + i);
 159                                 } catch (InvalidOperationException) {
 160                                 }
 161                                 try {
 162                                         int i = fsB.WriteTimeout;
 163                                         Assert.Fail ("#B9:" + i);
 164                                 } catch (InvalidOperationException) {
 165                                 }
 166 #endif
 167                         } finally {
 168                                 if (respA != null)
 169                                         respA.Close ();
 170                                 if (respB != null)
 171                                         respB.Close ();
 172                         }
 173                 }
 174
 175                 [Test]
 176                 public void Headers ()
 177                 {
 178                         FileWebRequest req = (FileWebRequest) WebRequest.Create (_tempFileUri);
 179                         req.Method = "PUT";
 180                         req.Headers.Add ("Disposition", "attach");
 181                         using (Stream s = req.GetRequestStream ()) {
 182                                 s.WriteByte (72);
 183                                 s.WriteByte (110);
 184                                 s.WriteByte (80);
 185                                 s.Flush ();
 186                         }
 187                         req = (FileWebRequest) WebRequest.Create (_tempFileUri);
 188                         using (FileWebResponse resp = (FileWebResponse) req.GetResponse ()) {
 189                                 Assert.AreEqual (2, resp.Headers.Count, "#1");
 190                                 Assert.AreEqual ("Content-Length", resp.Headers.Keys [0], "#2");
 191                                 Assert.AreEqual ("Content-Type", resp.Headers.Keys [1], "#3");
 192                         }
 193                 }
 194
 195                 [Test]
 196                 public void ResponseUri ()
 197                 {
 198                         FileWebRequest req = (FileWebRequest) WebRequest.Create (_tempFileUri);
 199                         req.Method = "PUT";
 200                         req.ContentType = "image/png";
 201                         using (Stream s = req.GetRequestStream ()) {
 202                                 s.WriteByte (72);
 203                                 s.WriteByte (110);
 204                                 s.WriteByte (80);
 205                                 s.Flush ();
 206                         }
 207                         req = (FileWebRequest) WebRequest.Create (_tempFileUri);
 208                         using (FileWebResponse resp = (FileWebResponse) req.GetResponse ()) {
 209                                 Assert.AreEqual (_tempFileUri, resp.ResponseUri);
 210                         }
 211                 }
 212
 213                 private Uri GetTempFileUri ()
 214                 {
 215                         string tempFile = _tempFile;
 216                         if (RunningOnUnix) {
 217                                 // remove leading slash for absolute paths
 218                                 tempFile = tempFile.TrimStart ('/');
 219                         } else {
 220                                 tempFile = tempFile.Replace ('\\', '/');
 221                         }
 222                         return new Uri ("file:///" + tempFile);
 223                 }
 224                 private bool RunningOnUnix {
 225                         get {
 226                                 // check for Unix platforms - see FAQ for more details
 227                                 // http://www.mono-project.com/FAQ:_Technical#How_to_detect_the_execution_platform_.3F
 228                                 int platform = (int) Environment.OSVersion.Platform;
 229                                 return ((platform == 4) || (platform == 128));
 230                         }
 231                 }
 232         }
 233 }