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1 /**************************************************************************** |
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2 ** |
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3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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4 ** All rights reserved. |
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5 ** Contact: Nokia Corporation (qt-info@nokia.com) |
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6 ** |
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7 ** This file is part of the test suite of the Qt Toolkit. |
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8 ** |
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9 ** $QT_BEGIN_LICENSE:LGPL$ |
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10 ** No Commercial Usage |
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11 ** This file contains pre-release code and may not be distributed. |
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12 ** You may use this file in accordance with the terms and conditions |
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13 ** contained in the Technology Preview License Agreement accompanying |
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14 ** this package. |
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15 ** |
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16 ** GNU Lesser General Public License Usage |
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17 ** Alternatively, this file may be used under the terms of the GNU Lesser |
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18 ** General Public License version 2.1 as published by the Free Software |
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19 ** Foundation and appearing in the file LICENSE.LGPL included in the |
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20 ** packaging of this file. Please review the following information to |
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21 ** ensure the GNU Lesser General Public License version 2.1 requirements |
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22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
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23 ** |
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24 ** In addition, as a special exception, Nokia gives you certain additional |
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25 ** rights. These rights are described in the Nokia Qt LGPL Exception |
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26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
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27 ** |
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28 ** If you have questions regarding the use of this file, please contact |
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29 ** Nokia at qt-info@nokia.com. |
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30 ** |
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31 ** |
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32 ** |
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33 ** |
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34 ** |
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35 ** |
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36 ** |
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37 ** |
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38 ** $QT_END_LICENSE$ |
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39 ** |
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40 ****************************************************************************/ |
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41 |
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42 |
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43 #include <QtTest/QtTest> |
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44 |
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45 |
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46 #include <qapplication.h> |
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47 #include <qthread.h> |
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48 |
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49 #include <qmutex.h> |
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50 |
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51 |
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52 |
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53 #include <q3deepcopy.h> |
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54 |
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55 //TESTED_CLASS= |
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56 //TESTED_FILES= |
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57 |
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58 class tst_Q3DeepCopy : public QObject |
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59 { |
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60 Q_OBJECT |
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61 |
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62 public: |
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63 tst_Q3DeepCopy(); |
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64 virtual ~tst_Q3DeepCopy(); |
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65 |
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66 |
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67 public slots: |
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68 void initTestCase(); |
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69 void cleanupTestCase(); |
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70 void init(); |
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71 void cleanup(); |
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72 private slots: |
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73 void deepcopy_data(); |
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74 void deepcopy(); |
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75 }; |
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76 |
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77 // this is the thread object that stress tests Q3DeepCopy |
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78 class Thread : public QThread |
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79 { |
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80 public: |
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81 QMutex *mutex; |
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82 Thread *other; |
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83 Q3DeepCopy<QString> string; |
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84 int iterations; |
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85 |
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86 Thread() : mutex( 0 ), other( 0 ) { } |
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87 |
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88 void run() |
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89 { |
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90 QString local; |
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91 QStringList list; |
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92 |
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93 mutex->lock(); |
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94 local = string; |
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95 mutex->unlock(); |
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96 |
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97 while ( iterations-- ) { |
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98 mutex->lock(); |
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99 local = string; |
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100 mutex->unlock(); |
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101 |
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102 list.clear(); |
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103 list << local << local << local << local << local; |
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104 list << local << local << local << local << local; |
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105 list << local << local << local << local << local; |
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106 list << local << local << local << local << local; |
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107 |
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108 local = QString::null; |
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109 local = QString::null; |
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110 local = QString::null; |
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111 local = QString::null; |
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112 |
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113 mutex->lock(); |
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114 local = other->string; |
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115 mutex->unlock(); |
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116 |
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117 local = local + local; |
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118 local = local + local; |
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119 local = local + local; |
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120 local = local + local; |
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121 |
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122 local = QString::null; |
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123 local = QString::null; |
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124 local = QString::null; |
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125 local = QString::null; |
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126 } |
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127 } |
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128 }; |
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129 |
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130 |
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131 tst_Q3DeepCopy::tst_Q3DeepCopy() |
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132 { |
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133 } |
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134 |
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135 tst_Q3DeepCopy::~tst_Q3DeepCopy() |
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136 { |
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137 |
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138 } |
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139 |
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140 // initTestCase will be executed once before the first testfunction is executed. |
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141 void tst_Q3DeepCopy::initTestCase() |
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142 { |
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143 } |
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144 |
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145 // cleanupTestCase will be executed once after the last testfunction is executed. |
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146 void tst_Q3DeepCopy::cleanupTestCase() |
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147 { |
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148 } |
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149 |
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150 // init() will be executed immediately before each testfunction is run. |
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151 void tst_Q3DeepCopy::init() |
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152 { |
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153 } |
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154 |
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155 // cleanup() will be executed immediately after each testfunction is run. |
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156 void tst_Q3DeepCopy::cleanup() |
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157 { |
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158 } |
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159 |
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160 void tst_Q3DeepCopy::deepcopy_data() |
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161 { |
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162 // define the test elements we're going to use |
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163 QTest::addColumn<QString>("string0"); |
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164 QTest::addColumn<int>("iterations0"); |
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165 QTest::addColumn<QString>("string1"); |
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166 QTest::addColumn<int>("iterations1"); |
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167 QTest::addColumn<QString>("string2"); |
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168 QTest::addColumn<int>("iterations2"); |
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169 QTest::addColumn<QString>("string3"); |
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170 QTest::addColumn<int>("iterations3"); |
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171 |
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172 // create a first testdata instance and fill it with data |
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173 QTest::newRow( "data0" ) |
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174 << QString( "one.aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" ) << 1234 |
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175 << QString( "two.bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb" ) << 2345 |
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176 << QString( "three.ccccccccccccccccccccccccccccccccccccccccc" ) << 3456 |
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177 << QString( "four.dddddddddddddddddddddddddddddddddddddddddd" ) << 4567; |
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178 QTest::newRow( "data1" ) |
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179 << QString( "one.aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" ) << 12345 |
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180 << QString( "two.bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb" ) << 23456 |
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181 << QString( "three.ccccccccccccccccccccccccccccccccccccccccc" ) << 34567 |
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182 << QString( "four.dddddddddddddddddddddddddddddddddddddddddd" ) << 45678; |
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183 QTest::newRow( "data2" ) |
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184 << QString( "one.aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" ) << 45678 |
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185 << QString( "two.bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb" ) << 34567 |
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186 << QString( "three.ccccccccccccccccccccccccccccccccccccccccc" ) << 23456 |
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187 << QString( "four.dddddddddddddddddddddddddddddddddddddddddd" ) << 12345; |
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188 QTest::newRow( "data3" ) |
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189 << QString( "one.aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa" ) << 4567 |
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190 << QString( "two.bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb" ) << 3456 |
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191 << QString( "three.ccccccccccccccccccccccccccccccccccccccccc" ) << 2345 |
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192 << QString( "four.dddddddddddddddddddddddddddddddddddddddddd" ) << 1234; |
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193 } |
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194 |
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195 void tst_Q3DeepCopy::deepcopy() |
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196 { |
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197 QFETCH( QString, string0 ); |
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198 QFETCH( int, iterations0 ); |
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199 QFETCH( QString, string1 ); |
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200 QFETCH( int, iterations1); |
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201 QFETCH( QString, string2 ); |
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202 QFETCH( int, iterations2); |
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203 QFETCH( QString, string3 ); |
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204 QFETCH( int, iterations3); |
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205 |
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206 QMutex mutex1, mutex2; |
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207 Thread one, two, three, four; |
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208 |
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209 one.string = string0; |
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210 one.mutex = &mutex1; |
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211 one.other = &two; |
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212 one.iterations = iterations0; |
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213 |
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214 two.string = string1; |
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215 two.mutex = &mutex1; |
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216 two.other = &one; |
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217 two.iterations = iterations1; |
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218 |
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219 three.string = string2; |
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220 three.mutex = &mutex2; |
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221 three.other = &four; |
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222 three.iterations = iterations2; |
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223 |
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224 four.string = string3; |
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225 four.mutex = &mutex2; |
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226 four.other = &three; |
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227 four.iterations = iterations3; |
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228 |
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229 one.start(); |
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230 two.start(); |
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231 three.start(); |
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232 four.start(); |
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233 |
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234 // wait for the threads for a maximum of 5 minutes. anything long, we assume |
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235 // that the test has deadlocked. |
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236 QVERIFY( one.wait( 300000 ) ); |
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237 QVERIFY( two.wait( 300000 ) ); |
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238 QVERIFY( three.wait( 300000 ) ); |
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239 QVERIFY( four.wait( 300000 ) ); |
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240 } |
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241 |
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242 QTEST_MAIN(tst_Q3DeepCopy) |
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243 #include "tst_q3deepcopy.moc" |