Mercurial > hg > orthanc
annotate UnitTestsSources/MemoryCacheTests.cpp @ 2762:672835b0e086 Orthanc-0.9.2
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| author | Sebastien Jodogne <s.jodogne@gmail.com> |
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| date | Tue, 17 Jul 2018 09:41:56 +0200 |
| parents | fe6e5a9f1ea2 |
| children | f967bdf8534e |
| rev | line source |
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1 /** |
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2 * Orthanc - A Lightweight, RESTful DICOM Store |
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3 * Copyright (C) 2012-2015 Sebastien Jodogne, Medical Physics |
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4 * Department, University Hospital of Liege, Belgium |
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5 * |
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6 * This program is free software: you can redistribute it and/or |
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7 * modify it under the terms of the GNU General Public License as |
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8 * published by the Free Software Foundation, either version 3 of the |
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9 * License, or (at your option) any later version. |
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10 * |
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11 * In addition, as a special exception, the copyright holders of this |
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12 * program give permission to link the code of its release with the |
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13 * OpenSSL project's "OpenSSL" library (or with modified versions of it |
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14 * that use the same license as the "OpenSSL" library), and distribute |
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15 * the linked executables. You must obey the GNU General Public License |
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16 * in all respects for all of the code used other than "OpenSSL". If you |
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17 * modify file(s) with this exception, you may extend this exception to |
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18 * your version of the file(s), but you are not obligated to do so. If |
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19 * you do not wish to do so, delete this exception statement from your |
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20 * version. If you delete this exception statement from all source files |
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21 * in the program, then also delete it here. |
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22 * |
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23 * This program is distributed in the hope that it will be useful, but |
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24 * WITHOUT ANY WARRANTY; without even the implied warranty of |
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25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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26 * General Public License for more details. |
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27 * |
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28 * You should have received a copy of the GNU General Public License |
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29 * along with this program. If not, see <http://www.gnu.org/licenses/>. |
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30 **/ |
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31 |
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32 |
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33 #include "PrecompiledHeadersUnitTests.h" |
| 282 | 34 #include "gtest/gtest.h" |
| 35 | |
| 283 | 36 #include <glog/logging.h> |
| 282 | 37 #include <memory> |
| 283 | 38 #include <boost/thread.hpp> |
| 39 #include <boost/lexical_cast.hpp> | |
| 282 | 40 #include "../Core/IDynamicObject.h" |
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41 #include "../Core/Cache/MemoryCache.h" |
| 1367 | 42 #include "../Core/Cache/SharedArchive.h" |
| 282 | 43 |
| 44 | |
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45 TEST(LRU, Basic) |
| 282 | 46 { |
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47 Orthanc::LeastRecentlyUsedIndex<std::string> r; |
| 282 | 48 |
| 49 r.Add("d"); | |
| 50 r.Add("a"); | |
| 51 r.Add("c"); | |
| 52 r.Add("b"); | |
| 53 | |
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54 r.MakeMostRecent("a"); |
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55 r.MakeMostRecent("d"); |
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56 r.MakeMostRecent("b"); |
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57 r.MakeMostRecent("c"); |
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58 r.MakeMostRecent("d"); |
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59 r.MakeMostRecent("c"); |
| 282 | 60 |
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61 ASSERT_EQ("a", r.GetOldest()); |
| 282 | 62 ASSERT_EQ("a", r.RemoveOldest()); |
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63 ASSERT_EQ("b", r.GetOldest()); |
| 282 | 64 ASSERT_EQ("b", r.RemoveOldest()); |
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65 ASSERT_EQ("d", r.GetOldest()); |
| 282 | 66 ASSERT_EQ("d", r.RemoveOldest()); |
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67 ASSERT_EQ("c", r.GetOldest()); |
| 282 | 68 ASSERT_EQ("c", r.RemoveOldest()); |
| 69 | |
| 70 ASSERT_TRUE(r.IsEmpty()); | |
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71 |
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72 ASSERT_THROW(r.GetOldest(), Orthanc::OrthancException); |
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73 ASSERT_THROW(r.RemoveOldest(), Orthanc::OrthancException); |
| 282 | 74 } |
| 75 | |
| 76 | |
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77 TEST(LRU, Payload) |
| 282 | 78 { |
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79 Orthanc::LeastRecentlyUsedIndex<std::string, int> r; |
| 282 | 80 |
| 81 r.Add("a", 420); | |
| 82 r.Add("b", 421); | |
| 83 r.Add("c", 422); | |
| 84 r.Add("d", 423); | |
| 85 | |
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86 r.MakeMostRecent("a"); |
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87 r.MakeMostRecent("d"); |
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88 r.MakeMostRecent("b"); |
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89 r.MakeMostRecent("c"); |
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90 r.MakeMostRecent("d"); |
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91 r.MakeMostRecent("c"); |
| 282 | 92 |
| 93 ASSERT_TRUE(r.Contains("b")); | |
| 94 ASSERT_EQ(421, r.Invalidate("b")); | |
| 95 ASSERT_FALSE(r.Contains("b")); | |
| 96 | |
| 97 int p; | |
| 283 | 98 ASSERT_TRUE(r.Contains("a", p)); ASSERT_EQ(420, p); |
| 99 ASSERT_TRUE(r.Contains("c", p)); ASSERT_EQ(422, p); | |
| 100 ASSERT_TRUE(r.Contains("d", p)); ASSERT_EQ(423, p); | |
| 101 | |
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102 ASSERT_EQ("a", r.GetOldest()); |
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103 ASSERT_EQ(420, r.GetOldestPayload()); |
| 282 | 104 ASSERT_EQ("a", r.RemoveOldest(p)); ASSERT_EQ(420, p); |
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105 |
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106 ASSERT_EQ("d", r.GetOldest()); |
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107 ASSERT_EQ(423, r.GetOldestPayload()); |
| 282 | 108 ASSERT_EQ("d", r.RemoveOldest(p)); ASSERT_EQ(423, p); |
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109 |
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110 ASSERT_EQ("c", r.GetOldest()); |
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111 ASSERT_EQ(422, r.GetOldestPayload()); |
| 282 | 112 ASSERT_EQ("c", r.RemoveOldest(p)); ASSERT_EQ(422, p); |
| 113 | |
| 114 ASSERT_TRUE(r.IsEmpty()); | |
| 115 } | |
| 116 | |
| 117 | |
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118 TEST(LRU, PayloadUpdate) |
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119 { |
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120 Orthanc::LeastRecentlyUsedIndex<std::string, int> r; |
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121 |
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122 r.Add("a", 420); |
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123 r.Add("b", 421); |
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124 r.Add("d", 423); |
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125 |
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126 r.MakeMostRecent("a", 424); |
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127 r.MakeMostRecent("d", 421); |
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128 |
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129 ASSERT_EQ("b", r.GetOldest()); |
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130 ASSERT_EQ(421, r.GetOldestPayload()); |
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131 r.RemoveOldest(); |
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132 |
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133 ASSERT_EQ("a", r.GetOldest()); |
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134 ASSERT_EQ(424, r.GetOldestPayload()); |
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135 r.RemoveOldest(); |
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136 |
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137 ASSERT_EQ("d", r.GetOldest()); |
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138 ASSERT_EQ(421, r.GetOldestPayload()); |
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139 r.RemoveOldest(); |
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140 |
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141 ASSERT_TRUE(r.IsEmpty()); |
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142 } |
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143 |
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144 |
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145 |
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146 TEST(LRU, PayloadUpdateBis) |
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147 { |
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148 Orthanc::LeastRecentlyUsedIndex<std::string, int> r; |
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149 |
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150 r.AddOrMakeMostRecent("a", 420); |
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151 r.AddOrMakeMostRecent("b", 421); |
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152 r.AddOrMakeMostRecent("d", 423); |
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153 r.AddOrMakeMostRecent("a", 424); |
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154 r.AddOrMakeMostRecent("d", 421); |
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155 |
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156 ASSERT_EQ("b", r.GetOldest()); |
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157 ASSERT_EQ(421, r.GetOldestPayload()); |
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158 r.RemoveOldest(); |
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159 |
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160 ASSERT_EQ("a", r.GetOldest()); |
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161 ASSERT_EQ(424, r.GetOldestPayload()); |
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162 r.RemoveOldest(); |
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163 |
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164 ASSERT_EQ("d", r.GetOldest()); |
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165 ASSERT_EQ(421, r.GetOldestPayload()); |
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166 r.RemoveOldest(); |
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167 |
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168 ASSERT_TRUE(r.IsEmpty()); |
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169 } |
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170 |
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171 |
| 283 | 172 |
| 173 | |
| 174 namespace | |
| 175 { | |
| 176 class Integer : public Orthanc::IDynamicObject | |
| 177 { | |
| 178 private: | |
| 179 std::string& log_; | |
| 180 int value_; | |
| 282 | 181 |
| 182 public: | |
| 283 | 183 Integer(std::string& log, int v) : log_(log), value_(v) |
| 184 { | |
| 185 } | |
| 186 | |
| 187 virtual ~Integer() | |
| 188 { | |
| 189 LOG(INFO) << "Removing cache entry for " << value_; | |
| 190 log_ += boost::lexical_cast<std::string>(value_) + " "; | |
| 191 } | |
| 192 | |
| 193 int GetValue() const | |
| 194 { | |
| 195 return value_; | |
| 196 } | |
| 197 }; | |
| 198 | |
|
284
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199 class IntegerProvider : public Orthanc::ICachePageProvider |
| 283 | 200 { |
| 201 public: | |
| 202 std::string log_; | |
| 203 | |
| 204 Orthanc::IDynamicObject* Provide(const std::string& s) | |
| 205 { | |
| 206 LOG(INFO) << "Providing " << s; | |
| 207 return new Integer(log_, boost::lexical_cast<int>(s)); | |
| 208 } | |
| 282 | 209 }; |
| 210 } | |
| 283 | 211 |
| 212 | |
| 213 TEST(MemoryCache, Basic) | |
| 214 { | |
| 215 IntegerProvider provider; | |
| 216 | |
| 217 { | |
| 218 Orthanc::MemoryCache cache(provider, 3); | |
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219 cache.Access("42"); // 42 -> exit |
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220 cache.Access("43"); // 43, 42 -> exit |
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221 cache.Access("45"); // 45, 43, 42 -> exit |
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222 cache.Access("42"); // 42, 45, 43 -> exit |
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223 cache.Access("43"); // 43, 42, 45 -> exit |
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224 cache.Access("47"); // 45 is removed; 47, 43, 42 -> exit |
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225 cache.Access("44"); // 42 is removed; 44, 47, 43 -> exit |
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226 cache.Access("42"); // 43 is removed; 42, 44, 47 -> exit |
| 283 | 227 // Closing the cache: 47, 44, 42 are successively removed |
| 228 } | |
| 229 | |
| 230 ASSERT_EQ("45 42 43 47 44 42 ", provider.log_); | |
| 231 } | |
| 1367 | 232 |
| 233 | |
| 234 | |
| 235 | |
| 236 | |
| 237 | |
| 238 | |
| 239 namespace | |
| 240 { | |
| 241 class S : public Orthanc::IDynamicObject | |
| 242 { | |
| 243 private: | |
| 244 std::string value_; | |
| 245 | |
| 246 public: | |
| 247 S(const std::string& value) : value_(value) | |
| 248 { | |
| 249 } | |
| 250 | |
| 251 const std::string& GetValue() const | |
| 252 { | |
| 253 return value_; | |
| 254 } | |
| 255 | |
| 256 static const std::string& Access(const Orthanc::IDynamicObject& obj) | |
| 257 { | |
| 258 return dynamic_cast<const S&>(obj).GetValue(); | |
| 259 } | |
| 260 }; | |
| 261 } | |
| 262 | |
| 263 | |
| 264 TEST(LRU, SharedArchive) | |
| 265 { | |
| 266 std::string first, second; | |
| 267 Orthanc::SharedArchive a(3); | |
| 268 first = a.Add(new S("First item")); | |
| 269 second = a.Add(new S("Second item")); | |
| 270 | |
| 271 for (int i = 1; i < 100; i++) | |
| 272 { | |
| 273 a.Add(new S("Item " + boost::lexical_cast<std::string>(i))); | |
| 274 // Continuously protect the two first items | |
| 275 try { Orthanc::SharedArchive::Accessor(a, first); } catch (Orthanc::OrthancException&) {} | |
| 276 try { Orthanc::SharedArchive::Accessor(a, second); } catch (Orthanc::OrthancException&) {} | |
| 277 } | |
| 278 | |
| 279 std::list<std::string> i; | |
| 280 a.List(i); | |
| 281 | |
| 282 size_t count = 0; | |
| 283 for (std::list<std::string>::const_iterator | |
| 284 it = i.begin(); it != i.end(); it++) | |
| 285 { | |
| 286 if (*it == first || | |
| 287 *it == second) | |
| 288 { | |
| 289 count++; | |
| 290 } | |
| 291 } | |
| 292 | |
| 293 ASSERT_EQ(2, count); | |
| 294 } |