Mercurial > hg > orthanc
annotate OrthancFramework/UnitTestsSources/StreamTests.cpp @ 4831:7053502fbf97
added copyright UCLouvain
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Thu, 25 Nov 2021 19:01:11 +0100 |
| parents | d9473bd5ed43 |
| children | 43e613a7756b |
| 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) 2017-2021 Osimis S.A., Belgium |
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6 * Copyright (C) 2021-2021 Sebastien Jodogne, ICTEAM UCLouvain, Belgium |
| 1525 | 7 * |
| 8 * This program is free software: you can redistribute it and/or | |
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9 * modify it under the terms of the GNU Lesser General Public License |
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10 * as published by the Free Software Foundation, either version 3 of |
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11 * the License, or (at your option) any later version. |
| 1525 | 12 * |
| 13 * This program is distributed in the hope that it will be useful, but | |
| 14 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
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16 * Lesser General Public License for more details. |
| 1525 | 17 * |
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18 * You should have received a copy of the GNU Lesser General Public |
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19 * License along with this program. If not, see |
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20 * <http://www.gnu.org/licenses/>. |
| 1525 | 21 **/ |
| 22 | |
| 23 | |
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24 #if ORTHANC_UNIT_TESTS_LINK_FRAMEWORK == 1 |
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25 // Must be the first to be sure to use the Orthanc framework shared library |
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26 # include <OrthancFramework.h> |
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27 #endif |
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28 |
| 4062 | 29 #include <gtest/gtest.h> |
| 1525 | 30 |
| 4045 | 31 #include "../Sources/Toolbox.h" |
| 32 #include "../Sources/OrthancException.h" | |
| 33 #include "../Sources/HttpServer/BufferHttpSender.h" | |
| 34 #include "../Sources/HttpServer/HttpStreamTranscoder.h" | |
| 35 #include "../Sources/Compression/ZlibCompressor.h" | |
| 36 #include "../Sources/Compression/GzipCompressor.h" | |
| 1525 | 37 |
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38 #if ORTHANC_SANDBOXED != 1 |
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39 # include "../Sources/HttpServer/FilesystemHttpSender.h" |
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40 # include "../Sources/SystemToolbox.h" |
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41 #endif |
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42 |
| 1525 | 43 |
| 44 using namespace Orthanc; | |
| 45 | |
| 46 | |
| 47 TEST(Gzip, Basic) | |
| 48 { | |
| 49 std::string s = "Hello world"; | |
| 50 | |
| 51 std::string compressed; | |
| 52 GzipCompressor c; | |
| 53 ASSERT_FALSE(c.HasPrefixWithUncompressedSize()); | |
| 54 IBufferCompressor::Compress(compressed, c, s); | |
| 55 | |
| 56 std::string uncompressed; | |
| 57 IBufferCompressor::Uncompress(uncompressed, c, compressed); | |
| 58 ASSERT_EQ(s.size(), uncompressed.size()); | |
| 59 ASSERT_EQ(0, memcmp(&s[0], &uncompressed[0], s.size())); | |
| 60 } | |
| 61 | |
| 62 | |
| 63 TEST(Gzip, Empty) | |
| 64 { | |
| 65 std::string s; | |
| 66 | |
| 67 std::string compressed; | |
| 68 GzipCompressor c; | |
| 69 ASSERT_FALSE(c.HasPrefixWithUncompressedSize()); | |
| 70 c.SetPrefixWithUncompressedSize(false); | |
| 71 IBufferCompressor::Compress(compressed, c, s); | |
| 72 | |
| 73 std::string uncompressed; | |
| 74 IBufferCompressor::Uncompress(uncompressed, c, compressed); | |
| 1972 | 75 ASSERT_TRUE(uncompressed.empty()); |
| 1525 | 76 } |
| 77 | |
| 78 | |
| 79 TEST(Gzip, BasicWithPrefix) | |
| 80 { | |
| 81 std::string s = "Hello world"; | |
| 82 | |
| 83 std::string compressed; | |
| 84 GzipCompressor c; | |
| 85 c.SetPrefixWithUncompressedSize(true); | |
| 86 ASSERT_TRUE(c.HasPrefixWithUncompressedSize()); | |
| 87 IBufferCompressor::Compress(compressed, c, s); | |
| 88 | |
| 89 std::string uncompressed; | |
| 90 IBufferCompressor::Uncompress(uncompressed, c, compressed); | |
| 91 ASSERT_EQ(s.size(), uncompressed.size()); | |
| 92 ASSERT_EQ(0, memcmp(&s[0], &uncompressed[0], s.size())); | |
| 93 } | |
| 94 | |
| 95 | |
| 96 TEST(Gzip, EmptyWithPrefix) | |
| 97 { | |
| 98 std::string s; | |
| 99 | |
| 100 std::string compressed; | |
| 101 GzipCompressor c; | |
| 102 c.SetPrefixWithUncompressedSize(true); | |
| 103 ASSERT_TRUE(c.HasPrefixWithUncompressedSize()); | |
| 104 IBufferCompressor::Compress(compressed, c, s); | |
| 105 | |
| 106 std::string uncompressed; | |
| 107 IBufferCompressor::Uncompress(uncompressed, c, compressed); | |
| 1972 | 108 ASSERT_TRUE(uncompressed.empty()); |
| 1525 | 109 } |
| 110 | |
| 111 | |
| 112 TEST(Zlib, Basic) | |
| 113 { | |
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114 std::string s = Toolbox::GenerateUuid(); |
| 1525 | 115 s = s + s + s + s; |
| 116 | |
| 4204 | 117 std::string compressed; |
| 1525 | 118 ZlibCompressor c; |
| 119 ASSERT_TRUE(c.HasPrefixWithUncompressedSize()); | |
| 120 IBufferCompressor::Compress(compressed, c, s); | |
| 121 | |
| 122 std::string uncompressed; | |
| 123 IBufferCompressor::Uncompress(uncompressed, c, compressed); | |
| 124 ASSERT_EQ(s.size(), uncompressed.size()); | |
| 125 ASSERT_EQ(0, memcmp(&s[0], &uncompressed[0], s.size())); | |
| 126 } | |
| 127 | |
| 128 | |
| 129 TEST(Zlib, Level) | |
| 130 { | |
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131 std::string s = Toolbox::GenerateUuid(); |
| 1525 | 132 s = s + s + s + s; |
| 133 | |
| 134 std::string compressed, compressed2; | |
| 135 ZlibCompressor c; | |
| 136 c.SetCompressionLevel(9); | |
| 137 IBufferCompressor::Compress(compressed, c, s); | |
| 138 | |
| 139 c.SetCompressionLevel(0); | |
| 140 IBufferCompressor::Compress(compressed2, c, s); | |
| 141 | |
| 142 ASSERT_TRUE(compressed.size() < compressed2.size()); | |
| 143 } | |
| 144 | |
| 145 | |
| 146 TEST(Zlib, DISABLED_Corrupted) // Disabled because it may result in a crash | |
| 147 { | |
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148 std::string s = Toolbox::GenerateUuid(); |
| 1525 | 149 s = s + s + s + s; |
| 150 | |
| 151 std::string compressed; | |
| 152 ZlibCompressor c; | |
| 153 IBufferCompressor::Compress(compressed, c, s); | |
| 154 | |
| 1972 | 155 ASSERT_FALSE(compressed.empty()); |
| 1525 | 156 compressed[compressed.size() - 1] = 'a'; |
| 157 std::string u; | |
| 158 | |
| 159 ASSERT_THROW(IBufferCompressor::Uncompress(u, c, compressed), OrthancException); | |
| 160 } | |
| 161 | |
| 162 | |
| 163 TEST(Zlib, Empty) | |
| 164 { | |
| 165 std::string s = ""; | |
| 166 | |
| 167 std::string compressed, compressed2; | |
| 168 ZlibCompressor c; | |
| 169 IBufferCompressor::Compress(compressed, c, s); | |
| 170 ASSERT_EQ(compressed, compressed2); | |
| 171 | |
| 172 std::string uncompressed; | |
| 173 IBufferCompressor::Uncompress(uncompressed, c, compressed); | |
| 1972 | 174 ASSERT_TRUE(uncompressed.empty()); |
| 1525 | 175 } |
| 176 | |
| 177 | |
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178 #if ORTHANC_SANDBOXED != 1 |
| 1525 | 179 static bool ReadAllStream(std::string& result, |
| 180 IHttpStreamAnswer& stream, | |
| 181 bool allowGzip = false, | |
| 182 bool allowDeflate = false) | |
| 183 { | |
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184 stream.SetupHttpCompression(allowGzip, allowDeflate); |
| 1525 | 185 |
| 1545 | 186 result.resize(static_cast<size_t>(stream.GetContentLength())); |
| 1525 | 187 |
| 188 size_t pos = 0; | |
| 189 while (stream.ReadNextChunk()) | |
| 190 { | |
| 191 size_t s = stream.GetChunkSize(); | |
| 192 if (pos + s > result.size()) | |
| 193 { | |
| 194 return false; | |
| 195 } | |
| 196 | |
| 197 memcpy(&result[pos], stream.GetChunkContent(), s); | |
| 198 pos += s; | |
| 199 } | |
| 200 | |
| 201 return pos == result.size(); | |
| 202 } | |
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203 #endif |
| 1525 | 204 |
| 205 | |
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206 #if ORTHANC_SANDBOXED != 1 |
| 1525 | 207 TEST(BufferHttpSender, Basic) |
| 208 { | |
| 209 const std::string s = "Hello world"; | |
| 210 std::string t; | |
| 211 | |
| 212 { | |
| 213 BufferHttpSender sender; | |
| 214 sender.SetChunkSize(1); | |
| 215 ASSERT_TRUE(ReadAllStream(t, sender)); | |
| 216 ASSERT_EQ(0u, t.size()); | |
| 217 } | |
| 218 | |
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219 for (int cs = 0; cs < 5; cs++) |
| 1525 | 220 { |
| 221 BufferHttpSender sender; | |
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222 sender.SetChunkSize(cs); |
| 1525 | 223 sender.GetBuffer() = s; |
| 224 ASSERT_TRUE(ReadAllStream(t, sender)); | |
| 225 ASSERT_EQ(s, t); | |
| 226 } | |
| 227 } | |
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228 #endif |
| 1525 | 229 |
| 230 | |
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231 #if ORTHANC_SANDBOXED != 1 |
| 1525 | 232 TEST(FilesystemHttpSender, Basic) |
| 233 { | |
| 234 const std::string& path = "UnitTestsResults/stream"; | |
| 235 const std::string s = "Hello world"; | |
| 236 std::string t; | |
| 237 | |
| 238 { | |
| 2140 | 239 SystemToolbox::WriteFile(s, path); |
| 1525 | 240 FilesystemHttpSender sender(path); |
| 241 ASSERT_TRUE(ReadAllStream(t, sender)); | |
| 242 ASSERT_EQ(s, t); | |
| 243 } | |
| 244 | |
| 245 { | |
| 2140 | 246 SystemToolbox::WriteFile("", path); |
| 1525 | 247 FilesystemHttpSender sender(path); |
| 248 ASSERT_TRUE(ReadAllStream(t, sender)); | |
| 249 ASSERT_EQ(0u, t.size()); | |
| 250 } | |
| 251 } | |
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252 #endif |
| 1525 | 253 |
| 254 | |
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255 #if ORTHANC_SANDBOXED != 1 |
| 1525 | 256 TEST(HttpStreamTranscoder, Basic) |
| 257 { | |
| 258 ZlibCompressor compressor; | |
| 259 | |
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260 const std::string s = "Hello world " + Toolbox::GenerateUuid(); |
| 1525 | 261 |
| 262 std::string t; | |
| 263 IBufferCompressor::Compress(t, compressor, s); | |
| 264 | |
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265 for (int cs = 0; cs < 5; cs++) |
| 1525 | 266 { |
| 267 BufferHttpSender sender; | |
| 268 sender.SetChunkSize(cs); | |
| 269 sender.GetBuffer() = t; | |
| 270 std::string u; | |
| 271 ASSERT_TRUE(ReadAllStream(u, sender)); | |
| 272 | |
| 273 std::string v; | |
| 274 IBufferCompressor::Uncompress(v, compressor, u); | |
| 275 ASSERT_EQ(s, v); | |
| 276 } | |
| 277 | |
| 278 // Pass-through test, no decompression occurs | |
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279 for (int cs = 0; cs < 5; cs++) |
| 1525 | 280 { |
| 281 BufferHttpSender sender; | |
| 282 sender.SetChunkSize(cs); | |
| 283 sender.GetBuffer() = t; | |
| 284 | |
| 285 HttpStreamTranscoder transcode(sender, CompressionType_None); | |
| 286 | |
| 287 std::string u; | |
| 288 ASSERT_TRUE(ReadAllStream(u, transcode)); | |
| 289 | |
| 290 ASSERT_EQ(t, u); | |
| 291 } | |
| 292 | |
| 293 // Pass-through test, decompression occurs | |
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294 for (int cs = 0; cs < 5; cs++) |
| 1525 | 295 { |
| 296 BufferHttpSender sender; | |
| 297 sender.SetChunkSize(cs); | |
| 298 sender.GetBuffer() = t; | |
| 299 | |
| 300 HttpStreamTranscoder transcode(sender, CompressionType_ZlibWithSize); | |
| 301 | |
| 302 std::string u; | |
| 303 ASSERT_TRUE(ReadAllStream(u, transcode, false, false)); | |
| 304 | |
| 305 ASSERT_EQ(s, u); | |
| 306 } | |
| 307 | |
| 308 // Pass-through test with zlib, no decompression occurs but deflate is sent | |
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309 for (int cs = 0; cs < 16; cs++) |
| 1525 | 310 { |
| 311 BufferHttpSender sender; | |
| 312 sender.SetChunkSize(cs); | |
| 313 sender.GetBuffer() = t; | |
| 314 | |
| 315 HttpStreamTranscoder transcode(sender, CompressionType_ZlibWithSize); | |
| 316 | |
| 317 std::string u; | |
| 318 ASSERT_TRUE(ReadAllStream(u, transcode, false, true)); | |
| 319 | |
| 320 ASSERT_EQ(t.size() - sizeof(uint64_t), u.size()); | |
| 321 ASSERT_EQ(t.substr(sizeof(uint64_t)), u); | |
| 322 } | |
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323 |
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324 for (int cs = 0; cs < 3; cs++) |
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325 { |
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326 BufferHttpSender sender; |
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327 sender.SetChunkSize(cs); |
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328 |
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329 HttpStreamTranscoder transcode(sender, CompressionType_ZlibWithSize); |
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330 std::string u; |
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331 ASSERT_TRUE(ReadAllStream(u, transcode, false, true)); |
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332 |
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333 ASSERT_EQ(0u, u.size()); |
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334 } |
| 1525 | 335 } |
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336 #endif |