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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 #include <QtCore> |
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42 |
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43 #include <qtest.h> |
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44 #include <qtesteventloop.h> |
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45 |
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46 class PingPong : public QObject |
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47 { |
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48 public: |
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49 void setPeer(QObject *peer); |
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50 |
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51 protected: |
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52 bool event(QEvent *e); |
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53 |
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54 private: |
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55 QObject *m_peer; |
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56 int m_counter; |
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57 }; |
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58 |
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59 void PingPong::setPeer(QObject *peer) |
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60 { |
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61 m_peer = peer; |
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62 m_counter = 100; |
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63 } |
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64 |
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65 bool PingPong::event(QEvent *) |
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66 { |
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67 --m_counter; |
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68 if (m_counter > 0) { |
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69 QEvent *e = new QEvent(QEvent::User); |
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70 QCoreApplication::postEvent(m_peer, e); |
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71 } else { |
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72 QCoreApplication::quit(); |
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73 } |
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74 return true; |
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75 } |
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76 |
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77 class EventTester : public QObject |
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78 { |
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79 public: |
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80 int foo(int bar); |
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81 |
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82 protected: |
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83 bool event(QEvent *e); |
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84 }; |
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85 |
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86 bool EventTester::event(QEvent *e) |
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87 { |
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88 if (e->type() == QEvent::User+1) |
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89 return foo(e->type()) != 0; |
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90 return false; |
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91 } |
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92 |
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93 int EventTester::foo(int bar) |
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94 { |
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95 return bar + 1; |
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96 } |
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97 |
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98 class EventsBench : public QObject |
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99 { |
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100 Q_OBJECT |
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101 |
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102 private slots: |
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103 void initTestCase(); |
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104 void cleanupTestCase(); |
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105 |
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106 void noEvent(); |
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107 void sendEvent_data(); |
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108 void sendEvent(); |
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109 void postEvent_data(); |
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110 void postEvent(); |
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111 }; |
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112 |
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113 void EventsBench::initTestCase() |
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114 { |
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115 } |
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116 |
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117 void EventsBench::cleanupTestCase() |
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118 { |
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119 } |
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120 |
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121 void EventsBench::noEvent() |
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122 { |
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123 EventTester tst; |
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124 int val = 0; |
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125 QBENCHMARK { |
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126 val += tst.foo(1); |
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127 } |
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128 } |
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129 |
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130 void EventsBench::sendEvent_data() |
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131 { |
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132 QTest::addColumn<bool>("filterEvents"); |
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133 QTest::newRow("no eventfilter") << false; |
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134 QTest::newRow("eventfilter") << true; |
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135 } |
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136 |
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137 void EventsBench::sendEvent() |
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138 { |
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139 QFETCH(bool, filterEvents); |
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140 EventTester tst; |
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141 if (filterEvents) |
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142 tst.installEventFilter(this); |
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143 QEvent evt(QEvent::Type(QEvent::User+1)); |
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144 QBENCHMARK { |
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145 QCoreApplication::sendEvent(&tst, &evt); |
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146 } |
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147 } |
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148 |
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149 void EventsBench::postEvent_data() |
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150 { |
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151 QTest::addColumn<bool>("filterEvents"); |
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152 QTest::newRow("no eventfilter") << false; |
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153 QTest::newRow("eventfilter") << true; |
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154 } |
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155 |
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156 void EventsBench::postEvent() |
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157 { |
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158 QFETCH(bool, filterEvents); |
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159 PingPong ping; |
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160 PingPong pong; |
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161 ping.setPeer(&pong); |
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162 pong.setPeer(&ping); |
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163 if (filterEvents) { |
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164 ping.installEventFilter(this); |
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165 pong.installEventFilter(this); |
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166 } |
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167 QEvent *e = new QEvent(QEvent::User); |
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168 QBENCHMARK { |
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169 QCoreApplication::postEvent(&ping, e); |
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170 QTestEventLoop::instance().enterLoop( 61 ); |
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171 } |
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172 } |
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173 |
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174 QTEST_MAIN(EventsBench) |
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175 |
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176 #include "main.moc" |