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1 #include "gtest/gtest.h"
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2
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3 #include "../Core/OrthancException.h"
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4 #include "../Core/Toolbox.h"
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5 #include "../Core/MultiThreading/ArrayFilledByThreads.h"
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6 #include "../Core/MultiThreading/Locker.h"
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7 #include "../Core/MultiThreading/Mutex.h"
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8 #include "../Core/MultiThreading/ReaderWriterLock.h"
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723
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9 #include "../Core/MultiThreading/ThreadedCommandProcessor.h"
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10
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11 using namespace Orthanc;
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12
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13 namespace
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14 {
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15 class DynamicInteger : public ICommand
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16 {
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17 private:
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18 int value_;
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19 std::set<int>& target_;
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20
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21 public:
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22 DynamicInteger(int value, std::set<int>& target) :
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23 value_(value), target_(target)
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24 {
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25 }
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26
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27 int GetValue() const
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28 {
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29 return value_;
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30 }
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31
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32 virtual bool Execute()
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33 {
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34 static boost::mutex mutex;
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35 boost::mutex::scoped_lock lock(mutex);
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36 target_.insert(value_);
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37 return true;
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38 }
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39 };
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40
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41 class MyFiller : public ArrayFilledByThreads::IFiller
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42 {
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43 private:
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44 int size_;
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45 unsigned int created_;
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46 std::set<int> set_;
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47
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48 public:
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49 MyFiller(int size) : size_(size), created_(0)
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50 {
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51 }
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52
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53 virtual size_t GetFillerSize()
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54 {
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55 return size_;
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56 }
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57
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58 virtual IDynamicObject* GetFillerItem(size_t index)
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59 {
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60 static boost::mutex mutex;
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61 boost::mutex::scoped_lock lock(mutex);
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62 created_++;
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63 return new DynamicInteger(index * 2, set_);
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64 }
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65
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66 unsigned int GetCreatedCount() const
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67 {
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68 return created_;
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69 }
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70
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71 std::set<int> GetSet()
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72 {
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73 return set_;
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74 }
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75 };
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76 }
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77
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78
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79
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80
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81 TEST(MultiThreading, SharedMessageQueueBasic)
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82 {
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83 std::set<int> s;
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84
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85 SharedMessageQueue q;
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86 ASSERT_TRUE(q.WaitEmpty(0));
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87 q.Enqueue(new DynamicInteger(10, s));
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88 ASSERT_FALSE(q.WaitEmpty(1));
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89 q.Enqueue(new DynamicInteger(20, s));
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90 q.Enqueue(new DynamicInteger(30, s));
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91 q.Enqueue(new DynamicInteger(40, s));
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92
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93 std::auto_ptr<DynamicInteger> i;
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94 i.reset(dynamic_cast<DynamicInteger*>(q.Dequeue(1))); ASSERT_EQ(10, i->GetValue());
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95 i.reset(dynamic_cast<DynamicInteger*>(q.Dequeue(1))); ASSERT_EQ(20, i->GetValue());
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96 i.reset(dynamic_cast<DynamicInteger*>(q.Dequeue(1))); ASSERT_EQ(30, i->GetValue());
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97 ASSERT_FALSE(q.WaitEmpty(1));
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98 i.reset(dynamic_cast<DynamicInteger*>(q.Dequeue(1))); ASSERT_EQ(40, i->GetValue());
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99 ASSERT_TRUE(q.WaitEmpty(0));
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100 ASSERT_EQ(NULL, q.Dequeue(1));
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101 }
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102
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103
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104 TEST(MultiThreading, SharedMessageQueueClean)
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105 {
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106 std::set<int> s;
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107
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108 try
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109 {
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110 SharedMessageQueue q;
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111 q.Enqueue(new DynamicInteger(10, s));
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112 q.Enqueue(new DynamicInteger(20, s));
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113 throw OrthancException("Nope");
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114 }
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115 catch (OrthancException&)
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116 {
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117 }
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118 }
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119
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120
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121 TEST(MultiThreading, ArrayFilledByThreadEmpty)
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122 {
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123 MyFiller f(0);
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124 ArrayFilledByThreads a(f);
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125 a.SetThreadCount(1);
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126 ASSERT_EQ(0, a.GetSize());
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127 }
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128
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129
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130 TEST(MultiThreading, ArrayFilledByThread1)
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131 {
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132 MyFiller f(100);
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133 ArrayFilledByThreads a(f);
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134 a.SetThreadCount(1);
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135 ASSERT_EQ(100, a.GetSize());
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136 for (size_t i = 0; i < a.GetSize(); i++)
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137 {
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138 ASSERT_EQ(2 * i, dynamic_cast<DynamicInteger&>(a.GetItem(i)).GetValue());
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139 }
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140 }
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141
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142
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143 TEST(MultiThreading, ArrayFilledByThread4)
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144 {
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145 MyFiller f(100);
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146 ArrayFilledByThreads a(f);
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147 a.SetThreadCount(4);
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148 ASSERT_EQ(100, a.GetSize());
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149 for (size_t i = 0; i < a.GetSize(); i++)
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150 {
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151 ASSERT_EQ(2 * i, dynamic_cast<DynamicInteger&>(a.GetItem(i)).GetValue());
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152 }
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153
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154 ASSERT_EQ(100u, f.GetCreatedCount());
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155
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156 a.Invalidate();
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157
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158 ASSERT_EQ(100, a.GetSize());
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159 ASSERT_EQ(200u, f.GetCreatedCount());
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160 ASSERT_EQ(4u, a.GetThreadCount());
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161 ASSERT_TRUE(f.GetSet().empty());
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162
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163 for (size_t i = 0; i < a.GetSize(); i++)
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164 {
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165 ASSERT_EQ(2 * i, dynamic_cast<DynamicInteger&>(a.GetItem(i)).GetValue());
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166 }
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167 }
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168
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169
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170 TEST(MultiThreading, CommandProcessor)
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171 {
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172 ThreadedCommandProcessor p(4);
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173
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174 std::set<int> s;
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175
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176 for (size_t i = 0; i < 100; i++)
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177 {
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178 p.Post(new DynamicInteger(i * 2, s));
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179 }
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180
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181 p.Join();
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182
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183 for (size_t i = 0; i < 200; i++)
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184 {
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185 if (i % 2)
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186 ASSERT_TRUE(s.find(i) == s.end());
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187 else
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188 ASSERT_TRUE(s.find(i) != s.end());
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189 }
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190 }
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760
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191
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192
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193 TEST(MultiThreading, Mutex)
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194 {
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195 Mutex mutex;
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196 Locker locker(mutex);
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197 }
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198
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199
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200 TEST(MultiThreading, ReaderWriterLock)
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201 {
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202 ReaderWriterLock lock;
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203
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204 {
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205 Locker locker1(lock.ForReader());
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206 Locker locker2(lock.ForReader());
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207 }
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208
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209 {
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210 Locker locker3(lock.ForWriter());
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211 }
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212 }
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