Mercurial > hg > orthanc
comparison UnitTestsSources/MultiThreading.cpp @ 723:0da078f3affc
multithreading tests
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Tue, 18 Feb 2014 16:18:42 +0100 |
parents | |
children | b2a62f22fbe8 |
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722:3596177682a9 | 723:0da078f3affc |
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1 #include "gtest/gtest.h" | |
2 | |
3 #include "../Core/OrthancException.h" | |
4 #include "../Core/Toolbox.h" | |
5 #include "../Core/MultiThreading/ArrayFilledByThreads.h" | |
6 #include "../Core/MultiThreading/ThreadedCommandProcessor.h" | |
7 | |
8 using namespace Orthanc; | |
9 | |
10 namespace | |
11 { | |
12 class DynamicInteger : public ICommand | |
13 { | |
14 private: | |
15 int value_; | |
16 std::set<int>& target_; | |
17 | |
18 public: | |
19 DynamicInteger(int value, std::set<int>& target) : | |
20 value_(value), target_(target) | |
21 { | |
22 } | |
23 | |
24 int GetValue() const | |
25 { | |
26 return value_; | |
27 } | |
28 | |
29 virtual bool Execute() | |
30 { | |
31 static boost::mutex mutex; | |
32 boost::mutex::scoped_lock lock(mutex); | |
33 target_.insert(value_); | |
34 return true; | |
35 } | |
36 }; | |
37 | |
38 class MyFiller : public ArrayFilledByThreads::IFiller | |
39 { | |
40 private: | |
41 int size_; | |
42 unsigned int created_; | |
43 std::set<int> set_; | |
44 | |
45 public: | |
46 MyFiller(int size) : size_(size), created_(0) | |
47 { | |
48 } | |
49 | |
50 virtual size_t GetFillerSize() | |
51 { | |
52 return size_; | |
53 } | |
54 | |
55 virtual IDynamicObject* GetFillerItem(size_t index) | |
56 { | |
57 static boost::mutex mutex; | |
58 boost::mutex::scoped_lock lock(mutex); | |
59 created_++; | |
60 return new DynamicInteger(index * 2, set_); | |
61 } | |
62 | |
63 unsigned int GetCreatedCount() const | |
64 { | |
65 return created_; | |
66 } | |
67 | |
68 std::set<int> GetSet() | |
69 { | |
70 return set_; | |
71 } | |
72 }; | |
73 } | |
74 | |
75 | |
76 | |
77 | |
78 TEST(MultiThreading, SharedMessageQueueBasic) | |
79 { | |
80 std::set<int> s; | |
81 | |
82 SharedMessageQueue q; | |
83 ASSERT_TRUE(q.WaitEmpty(0)); | |
84 q.Enqueue(new DynamicInteger(10, s)); | |
85 ASSERT_FALSE(q.WaitEmpty(1)); | |
86 q.Enqueue(new DynamicInteger(20, s)); | |
87 q.Enqueue(new DynamicInteger(30, s)); | |
88 q.Enqueue(new DynamicInteger(40, s)); | |
89 | |
90 std::auto_ptr<DynamicInteger> i; | |
91 i.reset(dynamic_cast<DynamicInteger*>(q.Dequeue(1))); ASSERT_EQ(10, i->GetValue()); | |
92 i.reset(dynamic_cast<DynamicInteger*>(q.Dequeue(1))); ASSERT_EQ(20, i->GetValue()); | |
93 i.reset(dynamic_cast<DynamicInteger*>(q.Dequeue(1))); ASSERT_EQ(30, i->GetValue()); | |
94 ASSERT_FALSE(q.WaitEmpty(1)); | |
95 i.reset(dynamic_cast<DynamicInteger*>(q.Dequeue(1))); ASSERT_EQ(40, i->GetValue()); | |
96 ASSERT_TRUE(q.WaitEmpty(0)); | |
97 ASSERT_EQ(NULL, q.Dequeue(1)); | |
98 } | |
99 | |
100 | |
101 TEST(MultiThreading, SharedMessageQueueClean) | |
102 { | |
103 std::set<int> s; | |
104 | |
105 try | |
106 { | |
107 SharedMessageQueue q; | |
108 q.Enqueue(new DynamicInteger(10, s)); | |
109 q.Enqueue(new DynamicInteger(20, s)); | |
110 throw OrthancException("Nope"); | |
111 } | |
112 catch (OrthancException&) | |
113 { | |
114 } | |
115 } | |
116 | |
117 | |
118 TEST(MultiThreading, ArrayFilledByThreadEmpty) | |
119 { | |
120 MyFiller f(0); | |
121 ArrayFilledByThreads a(f); | |
122 a.SetThreadCount(1); | |
123 ASSERT_EQ(0, a.GetSize()); | |
124 } | |
125 | |
126 | |
127 TEST(MultiThreading, ArrayFilledByThread1) | |
128 { | |
129 MyFiller f(100); | |
130 ArrayFilledByThreads a(f); | |
131 a.SetThreadCount(1); | |
132 ASSERT_EQ(100, a.GetSize()); | |
133 for (size_t i = 0; i < a.GetSize(); i++) | |
134 { | |
135 ASSERT_EQ(2 * i, dynamic_cast<DynamicInteger&>(a.GetItem(i)).GetValue()); | |
136 } | |
137 } | |
138 | |
139 | |
140 TEST(MultiThreading, ArrayFilledByThread4) | |
141 { | |
142 MyFiller f(100); | |
143 ArrayFilledByThreads a(f); | |
144 a.SetThreadCount(4); | |
145 ASSERT_EQ(100, a.GetSize()); | |
146 for (size_t i = 0; i < a.GetSize(); i++) | |
147 { | |
148 ASSERT_EQ(2 * i, dynamic_cast<DynamicInteger&>(a.GetItem(i)).GetValue()); | |
149 } | |
150 | |
151 ASSERT_EQ(100u, f.GetCreatedCount()); | |
152 | |
153 a.Invalidate(); | |
154 | |
155 ASSERT_EQ(100, a.GetSize()); | |
156 ASSERT_EQ(200u, f.GetCreatedCount()); | |
157 ASSERT_EQ(4u, a.GetThreadCount()); | |
158 ASSERT_TRUE(f.GetSet().empty()); | |
159 | |
160 for (size_t i = 0; i < a.GetSize(); i++) | |
161 { | |
162 ASSERT_EQ(2 * i, dynamic_cast<DynamicInteger&>(a.GetItem(i)).GetValue()); | |
163 } | |
164 } | |
165 | |
166 | |
167 TEST(MultiThreading, CommandProcessor) | |
168 { | |
169 ThreadedCommandProcessor p(4); | |
170 | |
171 std::set<int> s; | |
172 | |
173 for (size_t i = 0; i < 100; i++) | |
174 { | |
175 p.Post(new DynamicInteger(i * 2, s)); | |
176 } | |
177 | |
178 p.Join(); | |
179 | |
180 for (size_t i = 0; i < 200; i++) | |
181 { | |
182 if (i % 2) | |
183 ASSERT_TRUE(s.find(i) == s.end()); | |
184 else | |
185 ASSERT_TRUE(s.find(i) != s.end()); | |
186 } | |
187 } |