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annotate OrthancFramework/UnitTestsSources/ZipTests.cpp @ 5640:f7adfb22e20e

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updated copyright, as Orthanc Team now replaces Osimis
author Sebastien Jodogne <s.jodogne@gmail.com>
date Thu, 30 May 2024 21:19:57 +0200
parents 48b8dae6dc77
children
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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) 2017-2023 Osimis S.A., Belgium
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6 * Copyright (C) 2024-2024 Orthanc Team SRL, Belgium
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7 * Copyright (C) 2021-2024 Sebastien Jodogne, ICTEAM UCLouvain, Belgium
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8 *
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9 * This program is free software: you can redistribute it and/or
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10 * modify it under the terms of the GNU Lesser General Public License
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11 * as published by the Free Software Foundation, either version 3 of
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12 * the License, or (at your option) any later version.
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13 *
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14 * This program is distributed in the hope that it will be useful, but
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15 * WITHOUT ANY WARRANTY; without even the implied warranty of
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16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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17 * Lesser General Public License for more details.
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18 *
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19 * You should have received a copy of the GNU Lesser General Public
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20 * License along with this program. If not, see
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21 * <http://www.gnu.org/licenses/>.
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22 **/
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24
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25 #if ORTHANC_UNIT_TESTS_LINK_FRAMEWORK == 1
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26 // Must be the first to be sure to use the Orthanc framework shared library
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27 # include <OrthancFramework.h>
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28 #endif
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29
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30 #include <gtest/gtest.h>
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31
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32 #include "../Sources/Compression/HierarchicalZipWriter.h"
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33 #include "../Sources/Compression/ZipReader.h"
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34 #include "../Sources/OrthancException.h"
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35 #include "../Sources/SystemToolbox.h"
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36 #include "../Sources/TemporaryFile.h"
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37 #include "../Sources/Toolbox.h"
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38
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39
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40 using namespace Orthanc;
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41
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42 TEST(ZipWriter, Basic)
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43 {
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44 Orthanc::ZipWriter w;
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45 w.SetOutputPath("UnitTestsResults/hello.zip");
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46 w.Open();
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47 w.OpenFile("world/hello");
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48 w.Write("Hello world");
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49 }
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50
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51
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52 TEST(ZipWriter, Basic64)
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53 {
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54 Orthanc::ZipWriter w;
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55 w.SetOutputPath("UnitTestsResults/hello64.zip");
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56 w.SetZip64(true);
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57 w.Open();
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58 w.OpenFile("world/hello");
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59 w.Write("Hello world");
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60 }
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61
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62
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63 TEST(ZipWriter, Exceptions)
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64 {
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65 Orthanc::ZipWriter w;
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66 ASSERT_THROW(w.Open(), Orthanc::OrthancException);
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67 w.SetOutputPath("UnitTestsResults/hello3.zip");
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68 w.Open();
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69 ASSERT_THROW(w.Write("hello world"), Orthanc::OrthancException);
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70 }
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71
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72
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73 TEST(ZipWriter, Append)
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74 {
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75 {
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76 Orthanc::ZipWriter w;
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77 w.SetAppendToExisting(false);
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78 w.SetOutputPath("UnitTestsResults/append.zip");
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79 w.Open();
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80 w.OpenFile("world/hello");
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81 w.Write("Hello world 1");
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82 }
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83
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84 {
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85 Orthanc::ZipWriter w;
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86 w.SetAppendToExisting(true);
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87 w.SetOutputPath("UnitTestsResults/append.zip");
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88 w.Open();
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89 w.OpenFile("world/appended");
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90 w.Write("Hello world 2");
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91 }
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92 }
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97
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98 namespace Orthanc
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99 {
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100 // The namespace is necessary
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101 // http://code.google.com/p/googletest/wiki/AdvancedGuide#Private_Class_Members
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102
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103 TEST(HierarchicalZipWriter, Index)
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104 {
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105 HierarchicalZipWriter::Index i;
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106 ASSERT_EQ("hello", i.OpenFile("hello"));
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107 ASSERT_EQ("hello-2", i.OpenFile("hello"));
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108 ASSERT_EQ("coucou", i.OpenFile("coucou"));
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109 ASSERT_EQ("hello-3", i.OpenFile("hello"));
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110
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111 i.OpenDirectory("coucou");
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112
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113 ASSERT_EQ("coucou-2/world", i.OpenFile("world"));
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114 ASSERT_EQ("coucou-2/world-2", i.OpenFile("world"));
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116 i.OpenDirectory("world");
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117
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118 ASSERT_EQ("coucou-2/world-3/hello", i.OpenFile("hello"));
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119 ASSERT_EQ("coucou-2/world-3/hello-2", i.OpenFile("hello"));
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120
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121 i.CloseDirectory();
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122
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123 ASSERT_EQ("coucou-2/world-4", i.OpenFile("world"));
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124
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125 i.CloseDirectory();
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126
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127 ASSERT_EQ("coucou-3", i.OpenFile("coucou"));
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128
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129 ASSERT_THROW(i.CloseDirectory(), OrthancException);
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130 }
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131
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132
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133 TEST(HierarchicalZipWriter, Filenames)
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134 {
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135 ASSERT_EQ("trE hell", HierarchicalZipWriter::Index::KeepAlphanumeric(" ÊtrE hellô "));
251
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136
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137 // The "^" character is considered as a space in DICOM
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138 ASSERT_EQ("Hel lo world", HierarchicalZipWriter::Index::KeepAlphanumeric(" Hel^^ ^\r\n\t^^lo \t <world> "));
247
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139 }
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140 }
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141
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142
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143 TEST(HierarchicalZipWriter, Basic)
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144 {
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145 static const std::string SPACES = " ";
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146
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147 HierarchicalZipWriter w("UnitTestsResults/hello2.zip");
247
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148
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149 w.SetCompressionLevel(0);
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150
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151 // Inside "/"
249
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152 w.OpenFile("hello");
247
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153 w.Write(SPACES + "hello\n");
249
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154 w.OpenFile("hello");
247
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155 w.Write(SPACES + "hello-2\n");
249
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156 w.OpenDirectory("hello");
247
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157
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158 // Inside "/hello-3"
249
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159 w.OpenFile("hello");
247
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160 w.Write(SPACES + "hello\n");
249
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161 w.OpenDirectory("hello");
247
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162
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163 w.SetCompressionLevel(9);
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164
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165 // Inside "/hello-3/hello-2"
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166 w.OpenFile("hello");
247
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167 w.Write(SPACES + "hello\n");
249
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168 w.OpenFile("hello");
247
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169 w.Write(SPACES + "hello-2\n");
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170 w.CloseDirectory();
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171
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172 // Inside "/hello-3"
249
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173 w.OpenFile("hello");
247
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174 w.Write(SPACES + "hello-3\n");
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175
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176 /**
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177
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178 TO CHECK THE CONTENT OF THE "hello2.zip" FILE:
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179
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180 # unzip -v hello2.zip
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181
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182 => There must be 6 files. The first 3 files must have a negative
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183 compression ratio.
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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
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189 TEST(ZipReader, Basic)
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190 {
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191 TemporaryFile f;
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192
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193 {
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194 Orthanc::ZipWriter w;
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195 ASSERT_EQ(0u, w.GetArchiveSize());
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196
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197 w.SetOutputPath(f.GetPath().c_str());
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198 w.Open();
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199 w.OpenFile("world/hello");
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200 w.Write("Hello world");
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201
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202 ASSERT_EQ(w.GetArchiveSize(), SystemToolbox::GetFileSize(f.GetPath()));
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203 }
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204
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205 ASSERT_TRUE(ZipReader::IsZipFile(f.GetPath()));
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206
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207 std::unique_ptr<ZipReader> reader(ZipReader::CreateFromFile(f.GetPath()));
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208
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209 ASSERT_EQ(1u, reader->GetFilesCount());
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210
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211 std::string filename, content;
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212 ASSERT_TRUE(reader->ReadNextFile(filename, content));
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213 ASSERT_EQ("world/hello", filename);
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214 ASSERT_EQ("Hello world", content);
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215 ASSERT_FALSE(reader->ReadNextFile(filename, content));
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216 }
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217
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218
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219
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220 TEST(ZipWriter, Stream)
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221 {
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222 std::string memory;
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223
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224 std::string large;
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225 large.resize(4 * 65536);
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226 for (size_t i = 0; i < large.size(); i++)
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227 {
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228 large[i] = rand() % 256;
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229 }
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230
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231 for (int i = 0; i < 2; i++)
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232 {
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233 {
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234 Orthanc::ZipWriter w;
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235 w.SetMemoryOutput(memory, (i == 0) /* ZIP64? */);
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236 w.Open();
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237
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238 w.OpenFile("world/hello");
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239 w.Write("Hello");
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240 w.CancelStream();
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241 }
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242
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243 ASSERT_THROW(ZipReader::CreateFromMemory(memory), Orthanc::OrthancException);
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244
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245 memory.clear();
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246 uint64_t archiveSize;
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247
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248 {
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249 Orthanc::ZipWriter w;
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250 ASSERT_EQ(0u, w.GetArchiveSize());
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251
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252 w.SetMemoryOutput(memory, (i == 0) /* ZIP64? */);
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253 w.Open();
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254
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255 ASSERT_EQ(0u, w.GetArchiveSize());
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256
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257 w.OpenFile("world/hello");
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258 w.Write(large);
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259 w.OpenFile("world/hello2");
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260 w.Write(large);
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261 w.OpenFile("world/hello3");
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262 w.Write("Hello world");
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263 w.OpenFile("world/hello4");
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264 w.Write(large);
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265
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266 ASSERT_TRUE(memory.empty());
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267
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268 uint64_t s1 = w.GetArchiveSize();
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269 ASSERT_NE(0u, s1);
4672
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270
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271 w.Close();
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272 archiveSize = w.GetArchiveSize();
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273
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274 ASSERT_NE(archiveSize, s1);
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275 ASSERT_EQ(archiveSize, w.GetArchiveSize());
4670
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276 }
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277
4672
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278 ASSERT_EQ(archiveSize, memory.size());
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279
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280 std::unique_ptr<ZipReader> reader(ZipReader::CreateFromMemory(memory));
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281
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282 ASSERT_EQ(4u, reader->GetFilesCount());
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283
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284 {
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285 std::string filename, content;
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286 ASSERT_TRUE(reader->ReadNextFile(filename, content));
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287 ASSERT_EQ("world/hello", filename);
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288 ASSERT_EQ(large.size(), content.size());
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289 ASSERT_TRUE(memcmp(large.c_str(), content.c_str(), large.size()) == 0);
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290 }
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291
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292 {
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293 std::string filename, content;
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294 ASSERT_TRUE(reader->ReadNextFile(filename, content));
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295 ASSERT_EQ("world/hello2", filename);
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296 ASSERT_EQ(large.size(), content.size());
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297 ASSERT_TRUE(memcmp(large.c_str(), content.c_str(), large.size()) == 0);
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298 }
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299
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300 {
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301 std::string filename, content;
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302 ASSERT_TRUE(reader->ReadNextFile(filename, content));
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303 ASSERT_EQ("world/hello3", filename);
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304 ASSERT_EQ("Hello world", content);
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305 }
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306
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307 {
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308 std::string filename, content;
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diff changeset
309 ASSERT_TRUE(reader->ReadNextFile(filename, content));
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310 ASSERT_EQ("world/hello4", filename);
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diff changeset
311 ASSERT_EQ(large.size(), content.size());
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diff changeset
312 ASSERT_TRUE(memcmp(large.c_str(), content.c_str(), large.size()) == 0);
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313 }
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314
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315 {
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316 std::string filename, content;
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317 ASSERT_FALSE(reader->ReadNextFile(filename, content));
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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
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323 namespace Orthanc
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324 {
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325 // The namespace is necessary because of FRIEND_TEST
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326 // http://code.google.com/p/googletest/wiki/AdvancedGuide#Private_Class_Members
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327
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328 TEST(ZipWriter, BufferWithSeek)
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329 {
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330 ZipWriter::BufferWithSeek buffer;
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331 ASSERT_EQ(0u, buffer.GetSize());
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diff changeset
332
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diff changeset
333 std::string s;
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334 buffer.Flush(s);
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diff changeset
335 ASSERT_TRUE(s.empty());
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336
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337 buffer.Write("hello");
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diff changeset
338 ASSERT_EQ(5u, buffer.GetSize());
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339 ASSERT_EQ(5u, buffer.GetPosition());
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340 buffer.Write("world");
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diff changeset
341 ASSERT_EQ(10u, buffer.GetSize());
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diff changeset
342 ASSERT_EQ(10u, buffer.GetPosition());
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343 buffer.Flush(s);
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344 ASSERT_EQ("helloworld", s);
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diff changeset
345 ASSERT_EQ(0u, buffer.GetSize());
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diff changeset
346 ASSERT_EQ(0u, buffer.GetPosition());
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diff changeset
347
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348 buffer.Write("hello world");
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349 buffer.Seek(4);
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350 ASSERT_EQ(4u, buffer.GetPosition());
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351 buffer.Write("ab");
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352 ASSERT_EQ(6u, buffer.GetPosition());
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diff changeset
353 buffer.Flush(s);
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diff changeset
354 ASSERT_EQ("hellabworld", s);
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diff changeset
355 ASSERT_EQ(0u, buffer.GetPosition());
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356
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357 buffer.Seek(0);
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358 ASSERT_EQ(0u, buffer.GetPosition());
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359 buffer.Write("abc");
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360 buffer.Write("");
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361 ASSERT_EQ(3u, buffer.GetPosition());
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362 buffer.Seek(3);
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diff changeset
363 ASSERT_THROW(buffer.Seek(4), OrthancException);
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diff changeset
364 ASSERT_EQ(3u, buffer.GetPosition());
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365 buffer.Write("de");
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diff changeset
366 buffer.Write("");
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367 ASSERT_EQ(5u, buffer.GetPosition());
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368 buffer.Seek(3);
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369 buffer.Seek(3);
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370 ASSERT_EQ(3u, buffer.GetPosition());
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diff changeset
371 ASSERT_THROW(buffer.Write("def"), OrthancException);
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diff changeset
372 buffer.Write("");
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373 ASSERT_EQ(3u, buffer.GetPosition());
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diff changeset
374 buffer.Write("fg");
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375 ASSERT_EQ(5u, buffer.GetPosition());
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diff changeset
376 buffer.Write("hi");
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diff changeset
377 ASSERT_EQ(7u, buffer.GetPosition());
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diff changeset
378 buffer.Flush(s);
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379 ASSERT_EQ("abcfghi", s);
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diff changeset
380 ASSERT_EQ(0u, buffer.GetPosition());
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diff changeset
381
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diff changeset
382 buffer.Write("abc");
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383 ASSERT_EQ(3u, buffer.GetPosition());
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diff changeset
384 buffer.Seek(2);
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385 ASSERT_EQ(2u, buffer.GetPosition());
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diff changeset
386 buffer.Write("z");
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diff changeset
387 ASSERT_EQ(3u, buffer.GetPosition());
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diff changeset
388 buffer.Seek(1);
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389 ASSERT_EQ(1u, buffer.GetPosition());
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diff changeset
390 buffer.Write("y");
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diff changeset
391 ASSERT_EQ(2u, buffer.GetPosition());
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diff changeset
392 buffer.Flush(s);
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diff changeset
393 ASSERT_EQ("ayz", s);
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diff changeset
394 ASSERT_EQ(0u, buffer.GetPosition());
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diff changeset
395
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diff changeset
396 ASSERT_EQ(0u, buffer.GetPosition());
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diff changeset
397 buffer.Write("abc");
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diff changeset
398 ASSERT_EQ(3u, buffer.GetPosition());
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diff changeset
399 buffer.Seek(1);
b12faca76a52 support of output streams in ZipWriter
Sebastien Jodogne <s.jodogne@gmail.com>
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400 ASSERT_EQ(1u, buffer.GetPosition());
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401 buffer.Write("z");
b12faca76a52 support of output streams in ZipWriter
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
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402 ASSERT_EQ(2u, buffer.GetPosition());
b12faca76a52 support of output streams in ZipWriter
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
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403 buffer.Seek(3);
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parents: 4437
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404 ASSERT_EQ(3u, buffer.GetPosition());
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Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
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405 buffer.Write("y");
b12faca76a52 support of output streams in ZipWriter
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
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406 ASSERT_EQ(4u, buffer.GetPosition());
b12faca76a52 support of output streams in ZipWriter
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
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407 buffer.Flush(s);
b12faca76a52 support of output streams in ZipWriter
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
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408 ASSERT_EQ("azcy", s);
b12faca76a52 support of output streams in ZipWriter
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
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409 ASSERT_EQ(0u, buffer.GetPosition());
b12faca76a52 support of output streams in ZipWriter
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
410
b12faca76a52 support of output streams in ZipWriter
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parents: 4437
diff changeset
411 buffer.Flush(s);
b12faca76a52 support of output streams in ZipWriter
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
412 ASSERT_TRUE(s.empty());
b12faca76a52 support of output streams in ZipWriter
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parents: 4437
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413 ASSERT_EQ(0u, buffer.GetPosition());
b12faca76a52 support of output streams in ZipWriter
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
414 }
b12faca76a52 support of output streams in ZipWriter
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4437
diff changeset
415 }