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 #if TARGET_JVM
  17 using System.Globalization;
  18 using System.Reflection;
  19 #endif
  20
  21
  22 namespace MonoTests.System.Net
  23 {
  24         [TestFixture]
  25         public class FileWebResponseTest
  26         {
  27                 private string _tempDirectory;
  28                 private string _tempFile;
  29                 private Uri _tempFileUri;
  30
  31                 [SetUp]
  32                 public void SetUp ()
  33                 {
  34                         _tempDirectory = Path.Combine (Path.GetTempPath (), "MonoTests.System.Net.FileWebResponseTest");
  35                         _tempFile = Path.Combine (_tempDirectory, "FileWebResponseTest.tmp");
  36                         if (!Directory.Exists (_tempDirectory)) {
  37                                 Directory.CreateDirectory (_tempDirectory);
  38                         } else {
  39                                 // ensure no files are left over from previous runs
  40                                 string [] files = Directory.GetFiles (_tempDirectory, "*");
  41                                 foreach (string file in files)
  42                                         File.Delete (file);
  43                         }
  44                         _tempFileUri = GetTempFileUri ();
  45                 }
  46
  47                 [TearDown]
  48                 public void TearDown ()
  49                 {
  50                         if (Directory.Exists (_tempDirectory)) {
  51                                 string [] files = Directory.GetFiles (_tempDirectory, "*");
  52                                 foreach (string file in files)
  53                                         File.Delete (file);
  54                                 Directory.Delete (_tempDirectory, true);
  55                         }
  56                 }
  57
  58                 [Test]
  59                 public void ContentLength ()
  60                 {
  61                         FileWebRequest req = (FileWebRequest) WebRequest.Create (_tempFileUri);
  62                         req.Method = "PUT";
  63                         req.ContentLength = 100;
  64                         using (Stream s = req.GetRequestStream ()) {
  65                                 s.WriteByte (72);
  66                                 s.WriteByte (110);
  67                                 s.WriteByte (80);
  68                                 s.Flush ();
  69                         }
  70                         req = (FileWebRequest) WebRequest.Create (_tempFileUri);
  71                         using (FileWebResponse resp = (FileWebResponse) req.GetResponse ()) {
  72                                 Assert.AreEqual (3, resp.ContentLength, "#1");
  73                                 Assert.AreEqual (2, resp.Headers.Count, "#2");
  74                                 Assert.AreEqual ("Content-Length", resp.Headers.Keys [0], "#3");
  75                                 Assert.AreEqual ("3", resp.Headers.Get (0), "#4");
  76                                 resp.Headers.Clear ();
  77                                 Assert.AreEqual (3, resp.ContentLength, "#5");
  78                                 Assert.AreEqual (0, resp.Headers.Count, "#6");
  79                         }
  80                 }
  81
  82                 [Test]
  83                 public void ContentType ()
  84                 {
  85                         FileWebRequest req = (FileWebRequest) WebRequest.Create (_tempFileUri);
  86                         req.Method = "PUT";
  87                         req.ContentType = "image/png";
  88                         using (Stream s = req.GetRequestStream ()) {
  89                                 s.WriteByte (72);
  90                                 s.WriteByte (110);
  91                                 s.WriteByte (80);
  92                                 s.Flush ();
  93                         }
  94                         req = (FileWebRequest) WebRequest.Create (_tempFileUri);
  95                         using (FileWebResponse resp = (FileWebResponse) req.GetResponse ()) {
  96                                 Assert.AreEqual ("application/octet-stream", resp.ContentType, "#1");
  97                                 Assert.AreEqual (2, resp.Headers.Count, "#2");
  98                                 Assert.AreEqual ("Content-Type", resp.Headers.Keys [1], "#3");
  99                                 Assert.AreEqual ("application/octet-stream", resp.Headers.Get (1), "#4");
 100                                 resp.Headers.Clear ();
 101                                 Assert.AreEqual ("application/octet-stream", resp.ContentType, "#5");
 102                                 Assert.AreEqual (0, resp.Headers.Count, "#6");
 103                         }
 104                 }
 105
 106                 [Test]
 107                 public void GetResponseStream ()
 108                 {
 109                         FileWebRequest req = (FileWebRequest) WebRequest.Create (_tempFileUri);
 110                         req.Method = "PUT";
 111                         req.ContentType = "image/png";
 112                         using (Stream s = req.GetRequestStream ()) {
 113                                 s.WriteByte (72);
 114                                 s.WriteByte (110);
 115                                 s.WriteByte (80);
 116                                 s.Flush ();
 117                         }
 118                         req = (FileWebRequest) WebRequest.Create (_tempFileUri);
 119                         FileWebResponse respA = null;
 120                         FileWebResponse respB = null;
 121                         FileStream fsA = null;
 122                         FileStream fsB = null;
 123                         try {
 124                                 respA = (FileWebResponse) req.GetResponse ();
 125                                 fsA = respA.GetResponseStream () as FileStream;
 126                                 Assert.IsNotNull (fsA, "#A1");
 127                                 Assert.IsTrue (fsA.CanRead, "#A2");
 128                                 Assert.IsTrue (fsA.CanSeek, "#A3");
 129 #if NET_2_0
 130                                 Assert.IsFalse (fsA.CanTimeout, "#A4");
 131 #endif
 132                                 Assert.IsFalse (fsA.CanWrite, "#A5");
 133                                 Assert.AreEqual (3, fsA.Length, "#A6");
 134                                 Assert.AreEqual (0, fsA.Position, "#A7");
 135 #if NET_2_0
 136                                 try {
 137                                         int i = fsA.ReadTimeout;
 138                                         Assert.Fail ("#A8:" + i);
 139                                 } catch (InvalidOperationException) {
 140                                 }
 141                                 try {
 142                                         int i = fsA.WriteTimeout;
 143                                         Assert.Fail ("#A9:" + i);
 144                                 } catch (InvalidOperationException) {
 145                                 }
 146 #endif
 147
 148                                 respB = (FileWebResponse) req.GetResponse ();
 149                                 fsB = respB.GetResponseStream () as FileStream;
 150                                 Assert.IsNotNull (fsB, "#B1");
 151                                 Assert.IsTrue (fsB.CanRead, "#B2");
 152                                 Assert.IsTrue (fsB.CanSeek, "#B3");
 153 #if NET_2_0
 154                                 Assert.IsFalse (fsB.CanTimeout, "#B4");
 155 #endif
 156                                 Assert.IsFalse (fsB.CanWrite, "#B5");
 157                                 Assert.AreEqual (3, fsB.Length, "#B6");
 158                                 Assert.AreEqual (0, fsB.Position, "#B7");
 159 #if NET_2_0
 160                                 try {
 161                                         int i = fsB.ReadTimeout;
 162                                         Assert.Fail ("#B8:" + i);
 163                                 } catch (InvalidOperationException) {
 164                                 }
 165                                 try {
 166                                         int i = fsB.WriteTimeout;
 167                                         Assert.Fail ("#B9:" + i);
 168                                 } catch (InvalidOperationException) {
 169                                 }
 170 #endif
 171                         } finally {
 172                                 if (respA != null)
 173                                         respA.Close ();
 174                                 if (respB != null)
 175                                         respB.Close ();
 176                         }
 177                 }
 178
 179                 [Test]
 180                 public void Headers ()
 181                 {
 182                         FileWebRequest req = (FileWebRequest) WebRequest.Create (_tempFileUri);
 183                         req.Method = "PUT";
 184                         req.Headers.Add ("Disposition", "attach");
 185                         using (Stream s = req.GetRequestStream ()) {
 186                                 s.WriteByte (72);
 187                                 s.WriteByte (110);
 188                                 s.WriteByte (80);
 189                                 s.Flush ();
 190                         }
 191                         req = (FileWebRequest) WebRequest.Create (_tempFileUri);
 192                         using (FileWebResponse resp = (FileWebResponse) req.GetResponse ()) {
 193                                 Assert.AreEqual (2, resp.Headers.Count, "#1");
 194                                 Assert.AreEqual ("Content-Length", resp.Headers.Keys [0], "#2");
 195                                 Assert.AreEqual ("Content-Type", resp.Headers.Keys [1], "#3");
 196                         }
 197                 }
 198
 199                 [Test]
 200                 public void ResponseUri ()
 201                 {
 202                         FileWebRequest req = (FileWebRequest) WebRequest.Create (_tempFileUri);
 203                         req.Method = "PUT";
 204                         req.ContentType = "image/png";
 205                         using (Stream s = req.GetRequestStream ()) {
 206                                 s.WriteByte (72);
 207                                 s.WriteByte (110);
 208                                 s.WriteByte (80);
 209                                 s.Flush ();
 210                         }
 211                         req = (FileWebRequest) WebRequest.Create (_tempFileUri);
 212                         using (FileWebResponse resp = (FileWebResponse) req.GetResponse ()) {
 213                                 Assert.AreEqual (_tempFileUri, resp.ResponseUri);
 214                         }
 215                 }
 216
 217                 private Uri GetTempFileUri ()
 218                 {
 219                         string tempFile = _tempFile;
 220                         if (RunningOnUnix) {
 221                                 // remove leading slash for absolute paths
 222                                 tempFile = tempFile.TrimStart ('/');
 223                         } else {
 224                                 tempFile = tempFile.Replace ('\\', '/');
 225                         }
 226                         return new Uri ("file:///" + tempFile);
 227                 }
 228 #if TARGET_JVM
 229
 230         private bool RunningOnUnix {
 231                         get {
 232                                 Type t = Type.GetType("java.lang.System");
 233                                 MethodInfo mi = t.GetMethod("getProperty", new Type[] { typeof(string) });
 234                                 string osName = (string) mi.Invoke(null, new object[] { "os.name" });
 235
 236                                 if(osName == null) {
 237                                         return false;
 238                                 }
 239
 240                                 return !osName.StartsWith("win", true, CultureInfo.InvariantCulture);
 241                         }
 242                 }
 243
 244 #else
 245                 private bool RunningOnUnix {
 246                         get {
 247                                 // check for Unix platforms - see FAQ for more details
 248                                 // http://www.mono-project.com/FAQ:_Technical#How_to_detect_the_execution_platform_.3F
 249                                 int platform = (int) Environment.OSVersion.Platform;
 250                                 return ((platform == 4) || (platform == 128));
 251                         }
 252                 }
 253 #endif
 254         }
 255 }