mcs/class/System/Test/System.Collections.Concurrent/BlockingCollectionTests.cs

   1 #if NET_4_0
   2 // BlockingCollectionTests.cs
   3 //
   4 // Copyright (c) 2008 Jérémie "Garuma" Laval
   5 //
   6 // Permission is hereby granted, free of charge, to any person obtaining a copy
   7 // of this software and associated documentation files (the "Software"), to deal
   8 // in the Software without restriction, including without limitation the rights
   9 // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  10 // copies of the Software, and to permit persons to whom the Software is
  11 // furnished to do so, subject to the following conditions:
  12 //
  13 // The above copyright notice and this permission notice shall be included in
  14 // all copies or substantial portions of the Software.
  15 //
  16 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  19 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  21 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  22 // THE SOFTWARE.
  23 //
  24 //
  25
  26 using System;
  27 using System.Threading;
  28 using System.Collections.Concurrent;
  29 using System.Collections.Generic;
  30
  31 using NUnit.Framework;
  32
  33 namespace ParallelFxTests
  34 {
  35         [TestFixture()]
  36         public class BlockingCollectionTests
  37         {
  38                 BlockingCollection<int> defaultCollection;
  39                 BlockingCollection<int> boundedCollection;
  40
  41                 [SetUpAttribute]
  42                 public void Setup()
  43                 {
  44                         defaultCollection = new BlockingCollection<int>();
  45                         boundedCollection = new BlockingCollection<int>(10);
  46                 }
  47
  48                 [TestAttribute]
  49                 public void DefaultAddTestCase()
  50                 {
  51                         defaultCollection.Add(1);
  52                         defaultCollection.Add(2);
  53                         Assert.AreEqual(2, defaultCollection.Count, "#1");
  54
  55                 }
  56
  57                 [TestAttribute]
  58                 public void BoundedAddTestCase()
  59                 {
  60                         boundedCollection.Add(1);
  61                         boundedCollection.Add(2);
  62                         Assert.AreEqual(2, boundedCollection.Count, "#1");
  63                 }
  64
  65                 [TestAttribute]
  66                 public void BoundedIsFullTestCase()
  67                 {
  68                         boundedCollection.Add(1);
  69                         boundedCollection.Add(2);
  70                         boundedCollection.Add(3);
  71                         boundedCollection.Add(4);
  72                         boundedCollection.Add(5);
  73                         boundedCollection.Add(6);
  74                         boundedCollection.Add(7);
  75                         boundedCollection.Add(8);
  76                         boundedCollection.Add(9);
  77                         boundedCollection.Add(10);
  78                         Assert.AreEqual(boundedCollection.BoundedCapacity, boundedCollection.Count, "#1");
  79                 }
  80
  81                 [TestAttribute]
  82                 public void TakeTestCase()
  83                 {
  84                         defaultCollection.Add(1);
  85                         defaultCollection.Add(2);
  86                         boundedCollection.Add(1);
  87                         boundedCollection.Add(2);
  88
  89                         int value = defaultCollection.Take();
  90                         Assert.AreEqual(1, value, "#1");
  91                         value = boundedCollection.Take();
  92                         Assert.AreEqual(1, value, "#2");
  93                 }
  94
  95                 [TestAttribute, ExpectedExceptionAttribute(typeof(InvalidOperationException))]
  96                 public void DefaultAddCompletedTestCase()
  97                 {
  98                         defaultCollection.Add(1);
  99                         defaultCollection.Add(2);
 100                         defaultCollection.CompleteAdding();
 101                         Assert.IsTrue(defaultCollection.IsAddingCompleted, "#1");
 102
 103                         defaultCollection.Add(3);
 104                 }
 105
 106                 [TestAttribute, ExpectedExceptionAttribute(typeof(InvalidOperationException))]
 107                 public void BoundedAddCompletedTestCase()
 108                 {
 109                         boundedCollection.Add(1);
 110                         boundedCollection.Add(2);
 111                         boundedCollection.Add(3);
 112                         boundedCollection.Add(4);
 113                         boundedCollection.Add(5);
 114                         boundedCollection.Add(6);
 115                         boundedCollection.Add(7);
 116                         boundedCollection.Add(8);
 117                         boundedCollection.Add(9);
 118                         boundedCollection.Add(10);
 119                         boundedCollection.CompleteAdding();
 120                         Assert.IsTrue(boundedCollection.IsAddingCompleted, "#1");
 121
 122                         boundedCollection.Add(3);
 123                 }
 124
 125                 [TestAttribute]
 126                 public void IsCompletedTestCase()
 127                 {
 128                         defaultCollection.Add(1);
 129                         defaultCollection.Add(2);
 130
 131                         defaultCollection.CompleteAdding();
 132                         Assert.IsFalse(defaultCollection.IsCompleted, "#3");
 133
 134                         defaultCollection.Take();
 135                         defaultCollection.Take();
 136
 137                         Assert.IsTrue(defaultCollection.IsAddingCompleted, "#1");
 138                         Assert.AreEqual(0, defaultCollection.Count, "#2");
 139                         Assert.IsTrue(defaultCollection.IsCompleted, "#4");
 140                 }
 141
 142                 [TestAttribute]
 143                 public void ConsumingEnumerableTestCase()
 144                 {
 145                         defaultCollection.Add(1);
 146                         defaultCollection.Add(2);
 147                         defaultCollection.Add(3);
 148                         defaultCollection.Add(4);
 149                         defaultCollection.Add(5);
 150                         defaultCollection.Add(6);
 151                         defaultCollection.CompleteAdding ();
 152
 153                         IEnumerable<int> enumerable = defaultCollection.GetConsumingEnumerable();
 154                         Assert.IsNotNull(enumerable, "#1");
 155                         int i = 1;
 156                         foreach (int j in enumerable) {
 157                                 int temp = i++;
 158                                 Assert.AreEqual(temp, j, "#" + temp);
 159                         }
 160                         Assert.AreEqual(0, defaultCollection.Count, "#" + i);
 161                 }
 162         }
 163 }
 164 #endif