mcs/class/System/Test/System.Threading/SemaphoreTest.cs

   1 //
   2 // SemaphoreTest.cs - Unit tests for System.Threading.Semaphore
   3 //
   4 // Author:
   5 //      Sebastien Pouliot  <sebastien@ximian.com>
   6 //
   7 // Copyright (C) 2005 Novell, Inc (http://www.novell.com)
   8 //
   9 // Permission is hereby granted, free of charge, to any person obtaining
  10 // a copy of this software and associated documentation files (the
  11 // "Software"), to deal in the Software without restriction, including
  12 // without limitation the rights to use, copy, modify, merge, publish,
  13 // distribute, sublicense, and/or sell copies of the Software, and to
  14 // permit persons to whom the Software is furnished to do so, subject to
  15 // the following conditions:
  16 //
  17 // The above copyright notice and this permission notice shall be
  18 // included in all copies or substantial portions of the Software.
  19 //
  20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  27 //
  28
  29 #if NET_2_0
  30
  31 using NUnit.Framework;
  32
  33 using System;
  34 using System.Security.AccessControl;
  35 using System.Threading;
  36
  37 namespace MonoTests.System.Threading {
  38
  39         [TestFixture]
  40         public class SemaphoreTest {
  41
  42                 [Test]
  43                 [ExpectedException (typeof (ArgumentOutOfRangeException))]
  44                 public void Constructor_IntInt_NegativeInitialCount ()
  45                 {
  46                         new Semaphore (-1, 1);
  47                 }
  48
  49                 [Test]
  50                 [ExpectedException (typeof (ArgumentOutOfRangeException))]
  51                 public void Constructor_IntInt_ZeroMaximumCount ()
  52                 {
  53                         new Semaphore (0, 0);
  54                 }
  55
  56                 [Test]
  57                 [ExpectedException (typeof (ArgumentException))]
  58                 public void Constructor_IntInt_InitialBiggerThanMaximum ()
  59                 {
  60                         new Semaphore (2, 1);
  61                 }
  62
  63                 [Test]
  64                 public void Constructor_IntInt ()
  65                 {
  66                         new Semaphore (1, 2);
  67                 }
  68
  69                 [Test]
  70                 [ExpectedException (typeof (ArgumentOutOfRangeException))]
  71                 public void Constructor_IntIntString_NegativeInitialCount ()
  72                 {
  73                         new Semaphore (-1, 1, "mono");
  74                 }
  75
  76                 [Test]
  77                 [ExpectedException (typeof (ArgumentOutOfRangeException))]
  78                 public void Constructor_IntIntString_ZeroMaximumCount ()
  79                 {
  80                         new Semaphore (0, 0, "mono");
  81                 }
  82
  83                 [Test]
  84                 [ExpectedException (typeof (ArgumentException))]
  85                 public void Constructor_IntIntString_InitialBiggerThanMaximum ()
  86                 {
  87                         new Semaphore (2, 1, "mono");
  88                 }
  89
  90                 [Test]
  91                 public void Constructor_IntIntString_NullName ()
  92                 {
  93                         new Semaphore (0, 1, null);
  94                 }
  95
  96                 [Test]
  97                 public void Constructor_IntIntStringBool_NegativeInitialCount ()
  98                 {
  99                         bool created = true;
 100                         try {
 101                                 new Semaphore (-1, 1, "mono", out created);
 102                         }
 103                         catch (ArgumentOutOfRangeException) {
 104                                 Assert.IsTrue (created, "Created");
 105                         }
 106                 }
 107
 108                 [Test]
 109                 public void Constructor_IntIntStringBool_ZeroMaximumCount ()
 110                 {
 111                         bool created = true;
 112                         try {
 113                                 new Semaphore (0, 0, "mono", out created);
 114                         }
 115                         catch (ArgumentOutOfRangeException) {
 116                                 Assert.IsTrue (created, "Created");
 117                         }
 118                 }
 119
 120                 [Test]
 121                 public void Constructor_IntIntStringBool_InitialBiggerThanMaximum ()
 122                 {
 123                         bool created = true;
 124                         try {
 125                                 new Semaphore (2, 1, "mono", out created);
 126                         }
 127                         catch (ArgumentException) {
 128                                 Assert.IsTrue (created, "Created");
 129                         }
 130                 }
 131
 132                 [Test]
 133                 public void Constructor_IntIntStringBool_NullName ()
 134                 {
 135                         bool created = false;
 136                         new Semaphore (0, 1, null, out created);
 137                         Assert.IsTrue (created, "Created");
 138                 }
 139
 140                 [Test]
 141                 public void Constructor_IntIntStringBoolSecurity_NegativeInitialCount ()
 142                 {
 143                         bool created = true;
 144                         try {
 145                                 new Semaphore (-1, 1, "mono", out created, null);
 146                         }
 147                         catch (ArgumentOutOfRangeException) {
 148                                 Assert.IsTrue (created, "Created");
 149                         }
 150                 }
 151
 152                 [Test]
 153                 public void Constructor_IntIntStringBoolSecurity_ZeroMaximumCount ()
 154                 {
 155                         bool created = true;
 156                         try {
 157                                 new Semaphore (0, 0, "mono", out created, null);
 158                         }
 159                         catch (ArgumentOutOfRangeException) {
 160                                 Assert.IsTrue (created, "Created");
 161                         }
 162                 }
 163
 164                 [Test]
 165                 public void Constructor_IntIntStringBoolSecurity_InitialBiggerThanMaximum ()
 166                 {
 167                         bool created = true;
 168                         try {
 169                                 new Semaphore (2, 1, "mono", out created, null);
 170                         }
 171                         catch (ArgumentException) {
 172                                 Assert.IsTrue (created, "Created");
 173                         }
 174                 }
 175
 176                 [Test]
 177                 public void Constructor_IntIntStringBoolSecurity_NullName ()
 178                 {
 179                         bool created = false;
 180                         new Semaphore (0, 1, null, out created, null);
 181                         Assert.IsTrue (created, "Created");
 182                 }
 183
 184                 [Test]
 185                 public void Constructor_IntIntStringBoolSecurity ()
 186                 {
 187                         bool created = false;
 188                         SemaphoreSecurity ss = new SemaphoreSecurity ();
 189                         new Semaphore (0, 1, "secure", out created, ss);
 190                         Assert.IsTrue (created, "Created");
 191                 }
 192
 193                 [Test]
 194                 [ExpectedException (typeof (ArgumentNullException))]
 195                 public void OpenExisting_NullName ()
 196                 {
 197                         Semaphore.OpenExisting (null);
 198                 }
 199
 200                 [Test]
 201                 [ExpectedException (typeof (ArgumentException))]
 202                 public void OpenExisting_EmptyName ()
 203                 {
 204                         Semaphore.OpenExisting (String.Empty);
 205                 }
 206
 207                 [Test]
 208                 [ExpectedException (typeof (ArgumentException))]
 209                 public void OpenExisting_TooLongName ()
 210                 {
 211                         Semaphore.OpenExisting (new String (' ', 261));
 212                 }
 213
 214                 [Test]
 215                 [ExpectedException (typeof (WaitHandleCannotBeOpenedException))]
 216                 public void OpenExisting_Unexisting ()
 217                 {
 218                         Semaphore.OpenExisting (new String ('a', 260));
 219                 }
 220
 221                 [Test]
 222                 [Category ("NotWorking")] // not implemented in Mono
 223                 public void OpenExisting_BadRights ()
 224                 {
 225                         Semaphore s = new Semaphore (0, 1, "bad-rights");
 226                         SemaphoreRights rights = (SemaphoreRights) Int32.MinValue;
 227                         Semaphore existing = Semaphore.OpenExisting ("bad-rights", rights);
 228                         // rights bits aren't validated
 229                         Assert.IsNotNull (existing, "OpenExisting");
 230                         Assert.IsFalse (Object.ReferenceEquals (s, existing), "!ref");
 231                 }
 232
 233                 [Test]
 234                 [Category ("NotWorking")] // not implemented in Mono
 235                 public void AccessControl_Unnamed ()
 236                 {
 237                         Semaphore s = new Semaphore (0, 1, null);
 238                         SemaphoreSecurity ss = s.GetAccessControl ();
 239                         Assert.IsNotNull (ss, "GetAccessControl");
 240                         s.SetAccessControl (ss);
 241                 }
 242
 243                 [Test]
 244                 [ExpectedException (typeof (ArgumentNullException))]
 245                 [Category ("NotWorking")] // not implemented in Mono
 246                 public void SetAccessControl_Null ()
 247                 {
 248                         Semaphore s = new Semaphore (0, 1, null);
 249                         s.SetAccessControl (null);
 250                 }
 251
 252                 [Test]
 253                 public void Release ()
 254                 {
 255                         Semaphore s = new Semaphore (0, 1, null);
 256                         s.Release ();
 257                 }
 258
 259                 [Test]
 260                 [ExpectedException (typeof (ArgumentOutOfRangeException))]
 261                 public void Release_Zero ()
 262                 {
 263                         Semaphore s = new Semaphore (0, 1, null);
 264                         s.Release (0);
 265                 }
 266         }
 267 }
 268
 269 #endif