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annotate OrthancFramework/UnitTestsSources/ZipTests.cpp @ 5485:48b8dae6dc77

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author Sebastien Jodogne <s.jodogne@gmail.com>
date Thu, 04 Jan 2024 15:10:42 +0100
parents 0ea402b4d901
children f7adfb22e20e
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1 /**
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2 * Orthanc - A Lightweight, RESTful DICOM Store
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, Belgium
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5 * Copyright (C) 2017-2024 Osimis S.A., Belgium
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6 * Copyright (C) 2021-2024 Sebastien Jodogne, ICTEAM UCLouvain, Belgium
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7 *
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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.
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12 *
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13 * This program is distributed in the hope that it will be useful, but
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14 * WITHOUT ANY WARRANTY; without even the implied warranty of
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15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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16 * Lesser General Public License for more details.
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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/>.
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21 **/
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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
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29 #include <gtest/gtest.h>
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30
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31 #include "../Sources/Compression/HierarchicalZipWriter.h"
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32 #include "../Sources/Compression/ZipReader.h"
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33 #include "../Sources/OrthancException.h"
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34 #include "../Sources/SystemToolbox.h"
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35 #include "../Sources/TemporaryFile.h"
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36 #include "../Sources/Toolbox.h"
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37
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38
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39 using namespace Orthanc;
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40
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41 TEST(ZipWriter, Basic)
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42 {
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43 Orthanc::ZipWriter w;
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44 w.SetOutputPath("UnitTestsResults/hello.zip");
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45 w.Open();
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46 w.OpenFile("world/hello");
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47 w.Write("Hello world");
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48 }
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49
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50
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51 TEST(ZipWriter, Basic64)
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52 {
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53 Orthanc::ZipWriter w;
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54 w.SetOutputPath("UnitTestsResults/hello64.zip");
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55 w.SetZip64(true);
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56 w.Open();
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57 w.OpenFile("world/hello");
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58 w.Write("Hello world");
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59 }
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60
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61
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62 TEST(ZipWriter, Exceptions)
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63 {
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64 Orthanc::ZipWriter w;
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65 ASSERT_THROW(w.Open(), Orthanc::OrthancException);
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66 w.SetOutputPath("UnitTestsResults/hello3.zip");
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67 w.Open();
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68 ASSERT_THROW(w.Write("hello world"), Orthanc::OrthancException);
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69 }
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71
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72 TEST(ZipWriter, Append)
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73 {
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74 {
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75 Orthanc::ZipWriter w;
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76 w.SetAppendToExisting(false);
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77 w.SetOutputPath("UnitTestsResults/append.zip");
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78 w.Open();
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79 w.OpenFile("world/hello");
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80 w.Write("Hello world 1");
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81 }
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82
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83 {
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84 Orthanc::ZipWriter w;
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85 w.SetAppendToExisting(true);
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86 w.SetOutputPath("UnitTestsResults/append.zip");
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87 w.Open();
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88 w.OpenFile("world/appended");
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89 w.Write("Hello world 2");
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90 }
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91 }
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96
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97 namespace Orthanc
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98 {
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99 // The namespace is necessary
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100 // http://code.google.com/p/googletest/wiki/AdvancedGuide#Private_Class_Members
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101
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102 TEST(HierarchicalZipWriter, Index)
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103 {
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104 HierarchicalZipWriter::Index i;
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105 ASSERT_EQ("hello", i.OpenFile("hello"));
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106 ASSERT_EQ("hello-2", i.OpenFile("hello"));
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107 ASSERT_EQ("coucou", i.OpenFile("coucou"));
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108 ASSERT_EQ("hello-3", i.OpenFile("hello"));
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109
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110 i.OpenDirectory("coucou");
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111
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112 ASSERT_EQ("coucou-2/world", i.OpenFile("world"));
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113 ASSERT_EQ("coucou-2/world-2", i.OpenFile("world"));
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115 i.OpenDirectory("world");
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117 ASSERT_EQ("coucou-2/world-3/hello", i.OpenFile("hello"));
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118 ASSERT_EQ("coucou-2/world-3/hello-2", i.OpenFile("hello"));
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119
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120 i.CloseDirectory();
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121
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122 ASSERT_EQ("coucou-2/world-4", i.OpenFile("world"));
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123
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124 i.CloseDirectory();
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125
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126 ASSERT_EQ("coucou-3", i.OpenFile("coucou"));
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127
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128 ASSERT_THROW(i.CloseDirectory(), OrthancException);
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129 }
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132 TEST(HierarchicalZipWriter, Filenames)
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133 {
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134 ASSERT_EQ("trE hell", HierarchicalZipWriter::Index::KeepAlphanumeric(" ÊtrE hellô "));
251
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135
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136 // The "^" character is considered as a space in DICOM
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137 ASSERT_EQ("Hel lo world", HierarchicalZipWriter::Index::KeepAlphanumeric(" Hel^^ ^\r\n\t^^lo \t <world> "));
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138 }
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139 }
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140
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141
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142 TEST(HierarchicalZipWriter, Basic)
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143 {
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144 static const std::string SPACES = " ";
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145
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146 HierarchicalZipWriter w("UnitTestsResults/hello2.zip");
247
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147
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148 w.SetCompressionLevel(0);
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149
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150 // Inside "/"
249
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151 w.OpenFile("hello");
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152 w.Write(SPACES + "hello\n");
249
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153 w.OpenFile("hello");
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154 w.Write(SPACES + "hello-2\n");
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155 w.OpenDirectory("hello");
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156
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157 // Inside "/hello-3"
249
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158 w.OpenFile("hello");
247
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159 w.Write(SPACES + "hello\n");
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160 w.OpenDirectory("hello");
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161
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162 w.SetCompressionLevel(9);
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163
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164 // Inside "/hello-3/hello-2"
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165 w.OpenFile("hello");
247
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166 w.Write(SPACES + "hello\n");
249
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167 w.OpenFile("hello");
247
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168 w.Write(SPACES + "hello-2\n");
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169 w.CloseDirectory();
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170
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171 // Inside "/hello-3"
249
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172 w.OpenFile("hello");
247
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173 w.Write(SPACES + "hello-3\n");
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174
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175 /**
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176
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177 TO CHECK THE CONTENT OF THE "hello2.zip" FILE:
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178
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179 # unzip -v hello2.zip
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180
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181 => There must be 6 files. The first 3 files must have a negative
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182 compression ratio.
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183
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184 **/
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185 }
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186
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187
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188 TEST(ZipReader, Basic)
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189 {
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190 TemporaryFile f;
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191
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192 {
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193 Orthanc::ZipWriter w;
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194 ASSERT_EQ(0u, w.GetArchiveSize());
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195
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196 w.SetOutputPath(f.GetPath().c_str());
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197 w.Open();
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198 w.OpenFile("world/hello");
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199 w.Write("Hello world");
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200
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201 ASSERT_EQ(w.GetArchiveSize(), SystemToolbox::GetFileSize(f.GetPath()));
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202 }
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203
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204 ASSERT_TRUE(ZipReader::IsZipFile(f.GetPath()));
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205
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206 std::unique_ptr<ZipReader> reader(ZipReader::CreateFromFile(f.GetPath()));
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207
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208 ASSERT_EQ(1u, reader->GetFilesCount());
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209
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210 std::string filename, content;
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211 ASSERT_TRUE(reader->ReadNextFile(filename, content));
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212 ASSERT_EQ("world/hello", filename);
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213 ASSERT_EQ("Hello world", content);
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214 ASSERT_FALSE(reader->ReadNextFile(filename, content));
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215 }
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216
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217
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218
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219 TEST(ZipWriter, Stream)
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220 {
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221 std::string memory;
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222
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223 std::string large;
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224 large.resize(4 * 65536);
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225 for (size_t i = 0; i < large.size(); i++)
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226 {
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227 large[i] = rand() % 256;
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228 }
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229
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230 for (int i = 0; i < 2; i++)
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231 {
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232 {
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233 Orthanc::ZipWriter w;
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234 w.SetMemoryOutput(memory, (i == 0) /* ZIP64? */);
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235 w.Open();
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236
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237 w.OpenFile("world/hello");
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238 w.Write("Hello");
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239 w.CancelStream();
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240 }
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241
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242 ASSERT_THROW(ZipReader::CreateFromMemory(memory), Orthanc::OrthancException);
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243
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244 memory.clear();
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245 uint64_t archiveSize;
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246
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247 {
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248 Orthanc::ZipWriter w;
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249 ASSERT_EQ(0u, w.GetArchiveSize());
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250
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251 w.SetMemoryOutput(memory, (i == 0) /* ZIP64? */);
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252 w.Open();
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253
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254 ASSERT_EQ(0u, w.GetArchiveSize());
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255
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256 w.OpenFile("world/hello");
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257 w.Write(large);
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258 w.OpenFile("world/hello2");
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259 w.Write(large);
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260 w.OpenFile("world/hello3");
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261 w.Write("Hello world");
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262 w.OpenFile("world/hello4");
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263 w.Write(large);
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264
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265 ASSERT_TRUE(memory.empty());
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266
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267 uint64_t s1 = w.GetArchiveSize();
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268 ASSERT_NE(0u, s1);
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269
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270 w.Close();
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271 archiveSize = w.GetArchiveSize();
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272
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273 ASSERT_NE(archiveSize, s1);
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274 ASSERT_EQ(archiveSize, w.GetArchiveSize());
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275 }
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276
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277 ASSERT_EQ(archiveSize, memory.size());
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278
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279 std::unique_ptr<ZipReader> reader(ZipReader::CreateFromMemory(memory));
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280
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281 ASSERT_EQ(4u, reader->GetFilesCount());
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282
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283 {
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284 std::string filename, content;
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285 ASSERT_TRUE(reader->ReadNextFile(filename, content));
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286 ASSERT_EQ("world/hello", filename);
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287 ASSERT_EQ(large.size(), content.size());
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288 ASSERT_TRUE(memcmp(large.c_str(), content.c_str(), large.size()) == 0);
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289 }
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290
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291 {
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292 std::string filename, content;
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293 ASSERT_TRUE(reader->ReadNextFile(filename, content));
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294 ASSERT_EQ("world/hello2", filename);
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295 ASSERT_EQ(large.size(), content.size());
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296 ASSERT_TRUE(memcmp(large.c_str(), content.c_str(), large.size()) == 0);
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297 }
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298
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299 {
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300 std::string filename, content;
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301 ASSERT_TRUE(reader->ReadNextFile(filename, content));
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302 ASSERT_EQ("world/hello3", filename);
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303 ASSERT_EQ("Hello world", content);
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304 }
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305
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306 {
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307 std::string filename, content;
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308 ASSERT_TRUE(reader->ReadNextFile(filename, content));
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309 ASSERT_EQ("world/hello4", filename);
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310 ASSERT_EQ(large.size(), content.size());
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diff changeset
311 ASSERT_TRUE(memcmp(large.c_str(), content.c_str(), large.size()) == 0);
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312 }
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313
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314 {
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315 std::string filename, content;
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316 ASSERT_FALSE(reader->ReadNextFile(filename, content));
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317 }
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318 }
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319 }
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320
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321
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322 namespace Orthanc
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323 {
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324 // The namespace is necessary because of FRIEND_TEST
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325 // http://code.google.com/p/googletest/wiki/AdvancedGuide#Private_Class_Members
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326
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327 TEST(ZipWriter, BufferWithSeek)
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328 {
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329 ZipWriter::BufferWithSeek buffer;
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330 ASSERT_EQ(0u, buffer.GetSize());
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331
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332 std::string s;
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333 buffer.Flush(s);
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diff changeset
334 ASSERT_TRUE(s.empty());
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335
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336 buffer.Write("hello");
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337 ASSERT_EQ(5u, buffer.GetSize());
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338 ASSERT_EQ(5u, buffer.GetPosition());
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339 buffer.Write("world");
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diff changeset
340 ASSERT_EQ(10u, buffer.GetSize());
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diff changeset
341 ASSERT_EQ(10u, buffer.GetPosition());
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diff changeset
342 buffer.Flush(s);
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343 ASSERT_EQ("helloworld", s);
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diff changeset
344 ASSERT_EQ(0u, buffer.GetSize());
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diff changeset
345 ASSERT_EQ(0u, buffer.GetPosition());
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diff changeset
346
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347 buffer.Write("hello world");
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348 buffer.Seek(4);
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349 ASSERT_EQ(4u, buffer.GetPosition());
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350 buffer.Write("ab");
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351 ASSERT_EQ(6u, buffer.GetPosition());
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352 buffer.Flush(s);
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diff changeset
353 ASSERT_EQ("hellabworld", s);
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354 ASSERT_EQ(0u, buffer.GetPosition());
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355
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356 buffer.Seek(0);
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357 ASSERT_EQ(0u, buffer.GetPosition());
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358 buffer.Write("abc");
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359 buffer.Write("");
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360 ASSERT_EQ(3u, buffer.GetPosition());
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361 buffer.Seek(3);
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diff changeset
362 ASSERT_THROW(buffer.Seek(4), OrthancException);
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363 ASSERT_EQ(3u, buffer.GetPosition());
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diff changeset
364 buffer.Write("de");
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365 buffer.Write("");
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366 ASSERT_EQ(5u, buffer.GetPosition());
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367 buffer.Seek(3);
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diff changeset
368 buffer.Seek(3);
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369 ASSERT_EQ(3u, buffer.GetPosition());
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diff changeset
370 ASSERT_THROW(buffer.Write("def"), OrthancException);
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diff changeset
371 buffer.Write("");
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diff changeset
372 ASSERT_EQ(3u, buffer.GetPosition());
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diff changeset
373 buffer.Write("fg");
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374 ASSERT_EQ(5u, buffer.GetPosition());
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diff changeset
375 buffer.Write("hi");
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diff changeset
376 ASSERT_EQ(7u, buffer.GetPosition());
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diff changeset
377 buffer.Flush(s);
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378 ASSERT_EQ("abcfghi", s);
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diff changeset
379 ASSERT_EQ(0u, buffer.GetPosition());
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diff changeset
380
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diff changeset
381 buffer.Write("abc");
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diff changeset
382 ASSERT_EQ(3u, buffer.GetPosition());
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diff changeset
383 buffer.Seek(2);
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diff changeset
384 ASSERT_EQ(2u, buffer.GetPosition());
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diff changeset
385 buffer.Write("z");
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diff changeset
386 ASSERT_EQ(3u, buffer.GetPosition());
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diff changeset
387 buffer.Seek(1);
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diff changeset
388 ASSERT_EQ(1u, buffer.GetPosition());
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diff changeset
389 buffer.Write("y");
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390 ASSERT_EQ(2u, buffer.GetPosition());
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diff changeset
391 buffer.Flush(s);
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diff changeset
392 ASSERT_EQ("ayz", s);
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diff changeset
393 ASSERT_EQ(0u, buffer.GetPosition());
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diff changeset
394
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diff changeset
395 ASSERT_EQ(0u, buffer.GetPosition());
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diff changeset
396 buffer.Write("abc");
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diff changeset
397 ASSERT_EQ(3u, buffer.GetPosition());
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diff changeset
398 buffer.Seek(1);
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diff changeset
399 ASSERT_EQ(1u, buffer.GetPosition());
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400 buffer.Write("z");
b12faca76a52 support of output streams in ZipWriter
Sebastien Jodogne <s.jodogne@gmail.com>
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401 ASSERT_EQ(2u, buffer.GetPosition());
b12faca76a52 support of output streams in ZipWriter
Sebastien Jodogne <s.jodogne@gmail.com>
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402 buffer.Seek(3);
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403 ASSERT_EQ(3u, buffer.GetPosition());
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Sebastien Jodogne <s.jodogne@gmail.com>
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404 buffer.Write("y");
b12faca76a52 support of output streams in ZipWriter
Sebastien Jodogne <s.jodogne@gmail.com>
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405 ASSERT_EQ(4u, buffer.GetPosition());
b12faca76a52 support of output streams in ZipWriter
Sebastien Jodogne <s.jodogne@gmail.com>
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406 buffer.Flush(s);
b12faca76a52 support of output streams in ZipWriter
Sebastien Jodogne <s.jodogne@gmail.com>
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407 ASSERT_EQ("azcy", s);
b12faca76a52 support of output streams in ZipWriter
Sebastien Jodogne <s.jodogne@gmail.com>
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408 ASSERT_EQ(0u, buffer.GetPosition());
b12faca76a52 support of output streams in ZipWriter
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
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409
b12faca76a52 support of output streams in ZipWriter
Sebastien Jodogne <s.jodogne@gmail.com>
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410 buffer.Flush(s);
b12faca76a52 support of output streams in ZipWriter
Sebastien Jodogne <s.jodogne@gmail.com>
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411 ASSERT_TRUE(s.empty());
b12faca76a52 support of output streams in ZipWriter
Sebastien Jodogne <s.jodogne@gmail.com>
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412 ASSERT_EQ(0u, buffer.GetPosition());
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Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
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413 }
b12faca76a52 support of output streams in ZipWriter
Sebastien Jodogne <s.jodogne@gmail.com>
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414 }