Mercurial > hg > orthanc
annotate OrthancFramework/UnitTestsSources/StreamTests.cpp @ 4528:93a51d228d80
fix segmentation fault during anonymization on big-endian architectures
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Wed, 24 Feb 2021 15:07:54 +0100 |
| parents | d9473bd5ed43 |
| children | 7053502fbf97 |
| 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 |
| 1525 | 6 * |
| 7 * This program is free software: you can redistribute it and/or | |
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8 * modify it under the terms of the GNU Lesser General Public License |
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9 * as published by the Free Software Foundation, either version 3 of |
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10 * the License, or (at your option) any later version. |
| 1525 | 11 * |
| 12 * This program is distributed in the hope that it will be useful, but | |
| 13 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
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15 * Lesser General Public License for more details. |
| 1525 | 16 * |
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17 * You should have received a copy of the GNU Lesser General Public |
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18 * License along with this program. If not, see |
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19 * <http://www.gnu.org/licenses/>. |
| 1525 | 20 **/ |
| 21 | |
| 22 | |
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23 #if ORTHANC_UNIT_TESTS_LINK_FRAMEWORK == 1 |
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24 // Must be the first to be sure to use the Orthanc framework shared library |
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25 # include <OrthancFramework.h> |
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26 #endif |
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27 |
| 4062 | 28 #include <gtest/gtest.h> |
| 1525 | 29 |
| 4045 | 30 #include "../Sources/Toolbox.h" |
| 31 #include "../Sources/OrthancException.h" | |
| 32 #include "../Sources/HttpServer/BufferHttpSender.h" | |
| 33 #include "../Sources/HttpServer/HttpStreamTranscoder.h" | |
| 34 #include "../Sources/Compression/ZlibCompressor.h" | |
| 35 #include "../Sources/Compression/GzipCompressor.h" | |
| 1525 | 36 |
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37 #if ORTHANC_SANDBOXED != 1 |
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38 # include "../Sources/HttpServer/FilesystemHttpSender.h" |
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39 # include "../Sources/SystemToolbox.h" |
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40 #endif |
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41 |
| 1525 | 42 |
| 43 using namespace Orthanc; | |
| 44 | |
| 45 | |
| 46 TEST(Gzip, Basic) | |
| 47 { | |
| 48 std::string s = "Hello world"; | |
| 49 | |
| 50 std::string compressed; | |
| 51 GzipCompressor c; | |
| 52 ASSERT_FALSE(c.HasPrefixWithUncompressedSize()); | |
| 53 IBufferCompressor::Compress(compressed, c, s); | |
| 54 | |
| 55 std::string uncompressed; | |
| 56 IBufferCompressor::Uncompress(uncompressed, c, compressed); | |
| 57 ASSERT_EQ(s.size(), uncompressed.size()); | |
| 58 ASSERT_EQ(0, memcmp(&s[0], &uncompressed[0], s.size())); | |
| 59 } | |
| 60 | |
| 61 | |
| 62 TEST(Gzip, Empty) | |
| 63 { | |
| 64 std::string s; | |
| 65 | |
| 66 std::string compressed; | |
| 67 GzipCompressor c; | |
| 68 ASSERT_FALSE(c.HasPrefixWithUncompressedSize()); | |
| 69 c.SetPrefixWithUncompressedSize(false); | |
| 70 IBufferCompressor::Compress(compressed, c, s); | |
| 71 | |
| 72 std::string uncompressed; | |
| 73 IBufferCompressor::Uncompress(uncompressed, c, compressed); | |
| 1972 | 74 ASSERT_TRUE(uncompressed.empty()); |
| 1525 | 75 } |
| 76 | |
| 77 | |
| 78 TEST(Gzip, BasicWithPrefix) | |
| 79 { | |
| 80 std::string s = "Hello world"; | |
| 81 | |
| 82 std::string compressed; | |
| 83 GzipCompressor c; | |
| 84 c.SetPrefixWithUncompressedSize(true); | |
| 85 ASSERT_TRUE(c.HasPrefixWithUncompressedSize()); | |
| 86 IBufferCompressor::Compress(compressed, c, s); | |
| 87 | |
| 88 std::string uncompressed; | |
| 89 IBufferCompressor::Uncompress(uncompressed, c, compressed); | |
| 90 ASSERT_EQ(s.size(), uncompressed.size()); | |
| 91 ASSERT_EQ(0, memcmp(&s[0], &uncompressed[0], s.size())); | |
| 92 } | |
| 93 | |
| 94 | |
| 95 TEST(Gzip, EmptyWithPrefix) | |
| 96 { | |
| 97 std::string s; | |
| 98 | |
| 99 std::string compressed; | |
| 100 GzipCompressor c; | |
| 101 c.SetPrefixWithUncompressedSize(true); | |
| 102 ASSERT_TRUE(c.HasPrefixWithUncompressedSize()); | |
| 103 IBufferCompressor::Compress(compressed, c, s); | |
| 104 | |
| 105 std::string uncompressed; | |
| 106 IBufferCompressor::Uncompress(uncompressed, c, compressed); | |
| 1972 | 107 ASSERT_TRUE(uncompressed.empty()); |
| 1525 | 108 } |
| 109 | |
| 110 | |
| 111 TEST(Zlib, Basic) | |
| 112 { | |
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113 std::string s = Toolbox::GenerateUuid(); |
| 1525 | 114 s = s + s + s + s; |
| 115 | |
| 4204 | 116 std::string compressed; |
| 1525 | 117 ZlibCompressor c; |
| 118 ASSERT_TRUE(c.HasPrefixWithUncompressedSize()); | |
| 119 IBufferCompressor::Compress(compressed, c, s); | |
| 120 | |
| 121 std::string uncompressed; | |
| 122 IBufferCompressor::Uncompress(uncompressed, c, compressed); | |
| 123 ASSERT_EQ(s.size(), uncompressed.size()); | |
| 124 ASSERT_EQ(0, memcmp(&s[0], &uncompressed[0], s.size())); | |
| 125 } | |
| 126 | |
| 127 | |
| 128 TEST(Zlib, Level) | |
| 129 { | |
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130 std::string s = Toolbox::GenerateUuid(); |
| 1525 | 131 s = s + s + s + s; |
| 132 | |
| 133 std::string compressed, compressed2; | |
| 134 ZlibCompressor c; | |
| 135 c.SetCompressionLevel(9); | |
| 136 IBufferCompressor::Compress(compressed, c, s); | |
| 137 | |
| 138 c.SetCompressionLevel(0); | |
| 139 IBufferCompressor::Compress(compressed2, c, s); | |
| 140 | |
| 141 ASSERT_TRUE(compressed.size() < compressed2.size()); | |
| 142 } | |
| 143 | |
| 144 | |
| 145 TEST(Zlib, DISABLED_Corrupted) // Disabled because it may result in a crash | |
| 146 { | |
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147 std::string s = Toolbox::GenerateUuid(); |
| 1525 | 148 s = s + s + s + s; |
| 149 | |
| 150 std::string compressed; | |
| 151 ZlibCompressor c; | |
| 152 IBufferCompressor::Compress(compressed, c, s); | |
| 153 | |
| 1972 | 154 ASSERT_FALSE(compressed.empty()); |
| 1525 | 155 compressed[compressed.size() - 1] = 'a'; |
| 156 std::string u; | |
| 157 | |
| 158 ASSERT_THROW(IBufferCompressor::Uncompress(u, c, compressed), OrthancException); | |
| 159 } | |
| 160 | |
| 161 | |
| 162 TEST(Zlib, Empty) | |
| 163 { | |
| 164 std::string s = ""; | |
| 165 | |
| 166 std::string compressed, compressed2; | |
| 167 ZlibCompressor c; | |
| 168 IBufferCompressor::Compress(compressed, c, s); | |
| 169 ASSERT_EQ(compressed, compressed2); | |
| 170 | |
| 171 std::string uncompressed; | |
| 172 IBufferCompressor::Uncompress(uncompressed, c, compressed); | |
| 1972 | 173 ASSERT_TRUE(uncompressed.empty()); |
| 1525 | 174 } |
| 175 | |
| 176 | |
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177 #if ORTHANC_SANDBOXED != 1 |
| 1525 | 178 static bool ReadAllStream(std::string& result, |
| 179 IHttpStreamAnswer& stream, | |
| 180 bool allowGzip = false, | |
| 181 bool allowDeflate = false) | |
| 182 { | |
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183 stream.SetupHttpCompression(allowGzip, allowDeflate); |
| 1525 | 184 |
| 1545 | 185 result.resize(static_cast<size_t>(stream.GetContentLength())); |
| 1525 | 186 |
| 187 size_t pos = 0; | |
| 188 while (stream.ReadNextChunk()) | |
| 189 { | |
| 190 size_t s = stream.GetChunkSize(); | |
| 191 if (pos + s > result.size()) | |
| 192 { | |
| 193 return false; | |
| 194 } | |
| 195 | |
| 196 memcpy(&result[pos], stream.GetChunkContent(), s); | |
| 197 pos += s; | |
| 198 } | |
| 199 | |
| 200 return pos == result.size(); | |
| 201 } | |
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202 #endif |
| 1525 | 203 |
| 204 | |
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205 #if ORTHANC_SANDBOXED != 1 |
| 1525 | 206 TEST(BufferHttpSender, Basic) |
| 207 { | |
| 208 const std::string s = "Hello world"; | |
| 209 std::string t; | |
| 210 | |
| 211 { | |
| 212 BufferHttpSender sender; | |
| 213 sender.SetChunkSize(1); | |
| 214 ASSERT_TRUE(ReadAllStream(t, sender)); | |
| 215 ASSERT_EQ(0u, t.size()); | |
| 216 } | |
| 217 | |
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218 for (int cs = 0; cs < 5; cs++) |
| 1525 | 219 { |
| 220 BufferHttpSender sender; | |
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221 sender.SetChunkSize(cs); |
| 1525 | 222 sender.GetBuffer() = s; |
| 223 ASSERT_TRUE(ReadAllStream(t, sender)); | |
| 224 ASSERT_EQ(s, t); | |
| 225 } | |
| 226 } | |
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227 #endif |
| 1525 | 228 |
| 229 | |
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230 #if ORTHANC_SANDBOXED != 1 |
| 1525 | 231 TEST(FilesystemHttpSender, Basic) |
| 232 { | |
| 233 const std::string& path = "UnitTestsResults/stream"; | |
| 234 const std::string s = "Hello world"; | |
| 235 std::string t; | |
| 236 | |
| 237 { | |
| 2140 | 238 SystemToolbox::WriteFile(s, path); |
| 1525 | 239 FilesystemHttpSender sender(path); |
| 240 ASSERT_TRUE(ReadAllStream(t, sender)); | |
| 241 ASSERT_EQ(s, t); | |
| 242 } | |
| 243 | |
| 244 { | |
| 2140 | 245 SystemToolbox::WriteFile("", path); |
| 1525 | 246 FilesystemHttpSender sender(path); |
| 247 ASSERT_TRUE(ReadAllStream(t, sender)); | |
| 248 ASSERT_EQ(0u, t.size()); | |
| 249 } | |
| 250 } | |
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251 #endif |
| 1525 | 252 |
| 253 | |
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254 #if ORTHANC_SANDBOXED != 1 |
| 1525 | 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 } |
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335 #endif |