Mercurial > hg > orthanc
annotate OrthancFramework/UnitTestsSources/StreamTests.cpp @ 4062:0953b3dc3261 framework
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| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Thu, 11 Jun 2020 14:38:31 +0200 |
| parents | 05b8fd21089c |
| children | e00f3d089991 |
| rev | line source |
|---|---|
| 1525 | 1 /** |
| 2 * Orthanc - A Lightweight, RESTful DICOM Store | |
| 1900 | 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics |
| 1525 | 4 * Department, University Hospital of Liege, Belgium |
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5 * Copyright (C) 2017-2020 Osimis S.A., Belgium |
| 1525 | 6 * |
| 7 * This program is free software: you can redistribute it and/or | |
| 8 * modify it under the terms of the GNU General Public License as | |
| 9 * published by the Free Software Foundation, either version 3 of the | |
| 10 * License, or (at your option) any later version. | |
| 11 * | |
| 12 * In addition, as a special exception, the copyright holders of this | |
| 13 * program give permission to link the code of its release with the | |
| 14 * OpenSSL project's "OpenSSL" library (or with modified versions of it | |
| 15 * that use the same license as the "OpenSSL" library), and distribute | |
| 16 * the linked executables. You must obey the GNU General Public License | |
| 17 * in all respects for all of the code used other than "OpenSSL". If you | |
| 18 * modify file(s) with this exception, you may extend this exception to | |
| 19 * your version of the file(s), but you are not obligated to do so. If | |
| 20 * you do not wish to do so, delete this exception statement from your | |
| 21 * version. If you delete this exception statement from all source files | |
| 22 * in the program, then also delete it here. | |
| 23 * | |
| 24 * This program is distributed in the hope that it will be useful, but | |
| 25 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 27 * General Public License for more details. | |
| 28 * | |
| 29 * You should have received a copy of the GNU General Public License | |
| 30 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 31 **/ | |
| 32 | |
| 33 | |
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34 #if ORTHANC_UNIT_TESTS_LINK_FRAMEWORK == 1 |
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35 # include <OrthancFramework.h> |
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36 #endif |
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37 |
| 4062 | 38 #include <gtest/gtest.h> |
| 1525 | 39 |
| 4045 | 40 #include "../Sources/SystemToolbox.h" |
| 41 #include "../Sources/Toolbox.h" | |
| 42 #include "../Sources/OrthancException.h" | |
| 43 #include "../Sources/HttpServer/BufferHttpSender.h" | |
| 44 #include "../Sources/HttpServer/FilesystemHttpSender.h" | |
| 45 #include "../Sources/HttpServer/HttpStreamTranscoder.h" | |
| 46 #include "../Sources/Compression/ZlibCompressor.h" | |
| 47 #include "../Sources/Compression/GzipCompressor.h" | |
| 1525 | 48 |
| 49 | |
| 50 using namespace Orthanc; | |
| 51 | |
| 52 | |
| 53 TEST(Gzip, Basic) | |
| 54 { | |
| 55 std::string s = "Hello world"; | |
| 56 | |
| 57 std::string compressed; | |
| 58 GzipCompressor c; | |
| 59 ASSERT_FALSE(c.HasPrefixWithUncompressedSize()); | |
| 60 IBufferCompressor::Compress(compressed, c, s); | |
| 61 | |
| 62 std::string uncompressed; | |
| 63 IBufferCompressor::Uncompress(uncompressed, c, compressed); | |
| 64 ASSERT_EQ(s.size(), uncompressed.size()); | |
| 65 ASSERT_EQ(0, memcmp(&s[0], &uncompressed[0], s.size())); | |
| 66 } | |
| 67 | |
| 68 | |
| 69 TEST(Gzip, Empty) | |
| 70 { | |
| 71 std::string s; | |
| 72 | |
| 73 std::string compressed; | |
| 74 GzipCompressor c; | |
| 75 ASSERT_FALSE(c.HasPrefixWithUncompressedSize()); | |
| 76 c.SetPrefixWithUncompressedSize(false); | |
| 77 IBufferCompressor::Compress(compressed, c, s); | |
| 78 | |
| 79 std::string uncompressed; | |
| 80 IBufferCompressor::Uncompress(uncompressed, c, compressed); | |
| 1972 | 81 ASSERT_TRUE(uncompressed.empty()); |
| 1525 | 82 } |
| 83 | |
| 84 | |
| 85 TEST(Gzip, BasicWithPrefix) | |
| 86 { | |
| 87 std::string s = "Hello world"; | |
| 88 | |
| 89 std::string compressed; | |
| 90 GzipCompressor c; | |
| 91 c.SetPrefixWithUncompressedSize(true); | |
| 92 ASSERT_TRUE(c.HasPrefixWithUncompressedSize()); | |
| 93 IBufferCompressor::Compress(compressed, c, s); | |
| 94 | |
| 95 std::string uncompressed; | |
| 96 IBufferCompressor::Uncompress(uncompressed, c, compressed); | |
| 97 ASSERT_EQ(s.size(), uncompressed.size()); | |
| 98 ASSERT_EQ(0, memcmp(&s[0], &uncompressed[0], s.size())); | |
| 99 } | |
| 100 | |
| 101 | |
| 102 TEST(Gzip, EmptyWithPrefix) | |
| 103 { | |
| 104 std::string s; | |
| 105 | |
| 106 std::string compressed; | |
| 107 GzipCompressor c; | |
| 108 c.SetPrefixWithUncompressedSize(true); | |
| 109 ASSERT_TRUE(c.HasPrefixWithUncompressedSize()); | |
| 110 IBufferCompressor::Compress(compressed, c, s); | |
| 111 | |
| 112 std::string uncompressed; | |
| 113 IBufferCompressor::Uncompress(uncompressed, c, compressed); | |
| 1972 | 114 ASSERT_TRUE(uncompressed.empty()); |
| 1525 | 115 } |
| 116 | |
| 117 | |
| 118 TEST(Zlib, Basic) | |
| 119 { | |
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120 std::string s = Toolbox::GenerateUuid(); |
| 1525 | 121 s = s + s + s + s; |
| 122 | |
| 123 std::string compressed, compressed2; | |
| 124 ZlibCompressor c; | |
| 125 ASSERT_TRUE(c.HasPrefixWithUncompressedSize()); | |
| 126 IBufferCompressor::Compress(compressed, c, s); | |
| 127 | |
| 128 std::string uncompressed; | |
| 129 IBufferCompressor::Uncompress(uncompressed, c, compressed); | |
| 130 ASSERT_EQ(s.size(), uncompressed.size()); | |
| 131 ASSERT_EQ(0, memcmp(&s[0], &uncompressed[0], s.size())); | |
| 132 } | |
| 133 | |
| 134 | |
| 135 TEST(Zlib, Level) | |
| 136 { | |
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137 std::string s = Toolbox::GenerateUuid(); |
| 1525 | 138 s = s + s + s + s; |
| 139 | |
| 140 std::string compressed, compressed2; | |
| 141 ZlibCompressor c; | |
| 142 c.SetCompressionLevel(9); | |
| 143 IBufferCompressor::Compress(compressed, c, s); | |
| 144 | |
| 145 c.SetCompressionLevel(0); | |
| 146 IBufferCompressor::Compress(compressed2, c, s); | |
| 147 | |
| 148 ASSERT_TRUE(compressed.size() < compressed2.size()); | |
| 149 } | |
| 150 | |
| 151 | |
| 152 TEST(Zlib, DISABLED_Corrupted) // Disabled because it may result in a crash | |
| 153 { | |
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154 std::string s = Toolbox::GenerateUuid(); |
| 1525 | 155 s = s + s + s + s; |
| 156 | |
| 157 std::string compressed; | |
| 158 ZlibCompressor c; | |
| 159 IBufferCompressor::Compress(compressed, c, s); | |
| 160 | |
| 1972 | 161 ASSERT_FALSE(compressed.empty()); |
| 1525 | 162 compressed[compressed.size() - 1] = 'a'; |
| 163 std::string u; | |
| 164 | |
| 165 ASSERT_THROW(IBufferCompressor::Uncompress(u, c, compressed), OrthancException); | |
| 166 } | |
| 167 | |
| 168 | |
| 169 TEST(Zlib, Empty) | |
| 170 { | |
| 171 std::string s = ""; | |
| 172 | |
| 173 std::string compressed, compressed2; | |
| 174 ZlibCompressor c; | |
| 175 IBufferCompressor::Compress(compressed, c, s); | |
| 176 ASSERT_EQ(compressed, compressed2); | |
| 177 | |
| 178 std::string uncompressed; | |
| 179 IBufferCompressor::Uncompress(uncompressed, c, compressed); | |
| 1972 | 180 ASSERT_TRUE(uncompressed.empty()); |
| 1525 | 181 } |
| 182 | |
| 183 | |
| 184 static bool ReadAllStream(std::string& result, | |
| 185 IHttpStreamAnswer& stream, | |
| 186 bool allowGzip = false, | |
| 187 bool allowDeflate = false) | |
| 188 { | |
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189 stream.SetupHttpCompression(allowGzip, allowDeflate); |
| 1525 | 190 |
| 1545 | 191 result.resize(static_cast<size_t>(stream.GetContentLength())); |
| 1525 | 192 |
| 193 size_t pos = 0; | |
| 194 while (stream.ReadNextChunk()) | |
| 195 { | |
| 196 size_t s = stream.GetChunkSize(); | |
| 197 if (pos + s > result.size()) | |
| 198 { | |
| 199 return false; | |
| 200 } | |
| 201 | |
| 202 memcpy(&result[pos], stream.GetChunkContent(), s); | |
| 203 pos += s; | |
| 204 } | |
| 205 | |
| 206 return pos == result.size(); | |
| 207 } | |
| 208 | |
| 209 | |
| 210 TEST(BufferHttpSender, Basic) | |
| 211 { | |
| 212 const std::string s = "Hello world"; | |
| 213 std::string t; | |
| 214 | |
| 215 { | |
| 216 BufferHttpSender sender; | |
| 217 sender.SetChunkSize(1); | |
| 218 ASSERT_TRUE(ReadAllStream(t, sender)); | |
| 219 ASSERT_EQ(0u, t.size()); | |
| 220 } | |
| 221 | |
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222 for (int cs = 0; cs < 5; cs++) |
| 1525 | 223 { |
| 224 BufferHttpSender sender; | |
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225 sender.SetChunkSize(cs); |
| 1525 | 226 sender.GetBuffer() = s; |
| 227 ASSERT_TRUE(ReadAllStream(t, sender)); | |
| 228 ASSERT_EQ(s, t); | |
| 229 } | |
| 230 } | |
| 231 | |
| 232 | |
| 233 TEST(FilesystemHttpSender, Basic) | |
| 234 { | |
| 235 const std::string& path = "UnitTestsResults/stream"; | |
| 236 const std::string s = "Hello world"; | |
| 237 std::string t; | |
| 238 | |
| 239 { | |
| 2140 | 240 SystemToolbox::WriteFile(s, path); |
| 1525 | 241 FilesystemHttpSender sender(path); |
| 242 ASSERT_TRUE(ReadAllStream(t, sender)); | |
| 243 ASSERT_EQ(s, t); | |
| 244 } | |
| 245 | |
| 246 { | |
| 2140 | 247 SystemToolbox::WriteFile("", path); |
| 1525 | 248 FilesystemHttpSender sender(path); |
| 249 ASSERT_TRUE(ReadAllStream(t, sender)); | |
| 250 ASSERT_EQ(0u, t.size()); | |
| 251 } | |
| 252 } | |
| 253 | |
| 254 | |
| 255 TEST(HttpStreamTranscoder, Basic) | |
| 256 { | |
| 257 ZlibCompressor compressor; | |
| 258 | |
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259 const std::string s = "Hello world " + Toolbox::GenerateUuid(); |
| 1525 | 260 |
| 261 std::string t; | |
| 262 IBufferCompressor::Compress(t, compressor, s); | |
| 263 | |
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264 for (int cs = 0; cs < 5; cs++) |
| 1525 | 265 { |
| 266 BufferHttpSender sender; | |
| 267 sender.SetChunkSize(cs); | |
| 268 sender.GetBuffer() = t; | |
| 269 std::string u; | |
| 270 ASSERT_TRUE(ReadAllStream(u, sender)); | |
| 271 | |
| 272 std::string v; | |
| 273 IBufferCompressor::Uncompress(v, compressor, u); | |
| 274 ASSERT_EQ(s, v); | |
| 275 } | |
| 276 | |
| 277 // Pass-through test, no decompression occurs | |
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278 for (int cs = 0; cs < 5; cs++) |
| 1525 | 279 { |
| 280 BufferHttpSender sender; | |
| 281 sender.SetChunkSize(cs); | |
| 282 sender.GetBuffer() = t; | |
| 283 | |
| 284 HttpStreamTranscoder transcode(sender, CompressionType_None); | |
| 285 | |
| 286 std::string u; | |
| 287 ASSERT_TRUE(ReadAllStream(u, transcode)); | |
| 288 | |
| 289 ASSERT_EQ(t, u); | |
| 290 } | |
| 291 | |
| 292 // Pass-through test, decompression occurs | |
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293 for (int cs = 0; cs < 5; cs++) |
| 1525 | 294 { |
| 295 BufferHttpSender sender; | |
| 296 sender.SetChunkSize(cs); | |
| 297 sender.GetBuffer() = t; | |
| 298 | |
| 299 HttpStreamTranscoder transcode(sender, CompressionType_ZlibWithSize); | |
| 300 | |
| 301 std::string u; | |
| 302 ASSERT_TRUE(ReadAllStream(u, transcode, false, false)); | |
| 303 | |
| 304 ASSERT_EQ(s, u); | |
| 305 } | |
| 306 | |
| 307 // Pass-through test with zlib, no decompression occurs but deflate is sent | |
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308 for (int cs = 0; cs < 16; cs++) |
| 1525 | 309 { |
| 310 BufferHttpSender sender; | |
| 311 sender.SetChunkSize(cs); | |
| 312 sender.GetBuffer() = t; | |
| 313 | |
| 314 HttpStreamTranscoder transcode(sender, CompressionType_ZlibWithSize); | |
| 315 | |
| 316 std::string u; | |
| 317 ASSERT_TRUE(ReadAllStream(u, transcode, false, true)); | |
| 318 | |
| 319 ASSERT_EQ(t.size() - sizeof(uint64_t), u.size()); | |
| 320 ASSERT_EQ(t.substr(sizeof(uint64_t)), u); | |
| 321 } | |
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322 |
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323 for (int cs = 0; cs < 3; cs++) |
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324 { |
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325 BufferHttpSender sender; |
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326 sender.SetChunkSize(cs); |
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327 |
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328 HttpStreamTranscoder transcode(sender, CompressionType_ZlibWithSize); |
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329 std::string u; |
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330 ASSERT_TRUE(ReadAllStream(u, transcode, false, true)); |
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331 |
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332 ASSERT_EQ(0u, u.size()); |
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333 } |
| 1525 | 334 } |