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