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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 |
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44 #include <QtTest/QtTest> |
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45 #include <QtCore/qlocale.h> |
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46 #include <qaudiooutput.h> |
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47 #include <qaudiodeviceinfo.h> |
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48 #include <qaudio.h> |
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49 #include <qaudioformat.h> |
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50 |
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51 |
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52 class tst_QAudioOutput : public QObject |
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53 { |
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54 Q_OBJECT |
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55 public: |
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56 tst_QAudioOutput(QObject* parent=0) : QObject(parent) {} |
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57 |
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58 private slots: |
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59 void initTestCase(); |
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60 void settings(); |
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61 void buffers(); |
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62 void notifyInterval(); |
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63 void pullFile(); |
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64 void pushFile(); |
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65 |
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66 private: |
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67 bool available; |
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68 QAudioFormat format; |
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69 QAudioOutput* audio; |
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70 }; |
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71 |
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72 void tst_QAudioOutput::initTestCase() |
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73 { |
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74 format.setFrequency(8000); |
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75 format.setChannels(1); |
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76 format.setSampleSize(8); |
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77 format.setCodec("audio/pcm"); |
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78 format.setByteOrder(QAudioFormat::LittleEndian); |
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79 format.setSampleType(QAudioFormat::UnSignedInt); |
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80 |
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81 // Only perform tests if audio output device exists! |
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82 QList<QAudioDeviceInfo> devices = QAudioDeviceInfo::deviceList(QAudio::AudioOutput); |
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83 if(devices.size() > 0) |
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84 available = true; |
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85 else { |
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86 qWarning()<<"NOTE: no audio output device found, no test will be performed"; |
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87 available = false; |
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88 } |
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89 audio = new QAudioOutput(format, this); |
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90 } |
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91 |
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92 void tst_QAudioOutput::settings() |
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93 { |
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94 if(available) { |
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95 // Confirm the setting we added in the init function. |
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96 QAudioFormat f = audio->format(); |
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97 |
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98 QVERIFY(format.channels() == f.channels()); |
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99 QVERIFY(format.frequency() == f.frequency()); |
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100 QVERIFY(format.sampleSize() == f.sampleSize()); |
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101 QVERIFY(format.codec() == f.codec()); |
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102 QVERIFY(format.byteOrder() == f.byteOrder()); |
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103 QVERIFY(format.sampleType() == f.sampleType()); |
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104 } |
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105 } |
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106 |
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107 void tst_QAudioOutput::buffers() |
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108 { |
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109 if(available) { |
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110 // Should always have a buffer size greater than zero. |
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111 int store = audio->bufferSize(); |
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112 audio->setBufferSize(4096); |
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113 QVERIFY(audio->bufferSize() > 0); |
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114 audio->setBufferSize(store); |
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115 QVERIFY(audio->bufferSize() == store); |
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116 } |
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117 } |
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118 |
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119 void tst_QAudioOutput::notifyInterval() |
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120 { |
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121 if(available) { |
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122 QVERIFY(audio->notifyInterval() == 1000); // Default |
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123 |
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124 audio->setNotifyInterval(500); |
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125 QVERIFY(audio->notifyInterval() == 500); // Custom |
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126 |
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127 audio->setNotifyInterval(1000); // reset |
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128 } |
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129 } |
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130 |
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131 void tst_QAudioOutput::pullFile() |
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132 { |
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133 if(available) { |
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134 QFile file(SRCDIR "4.wav"); |
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135 QVERIFY(file.exists()); |
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136 file.open(QIODevice::ReadOnly); |
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137 |
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138 QSignalSpy readSignal(audio, SIGNAL(notify())); |
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139 QSignalSpy stateSignal(audio, SIGNAL(stateChanged(QAudio::State))); |
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140 audio->setNotifyInterval(100); |
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141 |
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142 // Always have default states, before start |
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143 QVERIFY(audio->state() == QAudio::StopState); |
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144 QVERIFY(audio->error() == QAudio::NoError); |
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145 QVERIFY(audio->clock() == 0); |
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146 |
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147 audio->start(&file); |
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148 QTest::qWait(20); // wait 20ms |
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149 // Check state, bytesFree() and periodSize() are valid non-zero values. |
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150 QVERIFY(audio->state() == QAudio::ActiveState); |
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151 QVERIFY(audio->error() == QAudio::NoError); |
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152 QVERIFY(audio->periodSize() > 0); |
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153 QVERIFY(audio->clock() > 10000 && audio->clock() < 800000); |
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154 QVERIFY(stateSignal.count() == 1); // State changed to QAudio::ActiveState |
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155 |
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156 // Wait until finished... |
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157 QTestEventLoop::instance().enterLoop(1); |
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158 QCOMPARE(audio->totalTime(), qint64(692250)); |
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159 |
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160 #ifdef Q_OS_WINCE |
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161 // 4.wav is a little less than 700ms, so notify should fire 4 times on Wince! |
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162 QVERIFY(readSignal.count() >= 4); |
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163 #else |
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164 // 4.wav is a little less than 700ms, so notify should fire 6 times! |
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165 QVERIFY(readSignal.count() >= 6); |
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166 #endif |
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167 audio->stop(); |
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168 QTest::qWait(20); // wait 20ms |
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169 QVERIFY(audio->state() == QAudio::StopState); |
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170 QVERIFY(audio->clock() == 0); |
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171 // Can only check to make sure we got at least 1 more signal, but can be more. |
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172 QVERIFY(stateSignal.count() > 1); |
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173 |
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174 file.close(); |
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175 } |
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176 } |
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177 |
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178 void tst_QAudioOutput::pushFile() |
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179 { |
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180 if(available) { |
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181 QFile file(SRCDIR "4.wav"); |
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182 QVERIFY(file.exists()); |
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183 file.open(QIODevice::ReadOnly); |
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184 |
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185 const qint64 fileSize = file.size(); |
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186 |
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187 QIODevice* feed = audio->start(0); |
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188 |
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189 char* buffer = new char[fileSize]; |
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190 file.read(buffer, fileSize); |
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191 |
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192 qint64 counter=0; |
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193 qint64 written=0; |
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194 while(written < fileSize) { |
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195 written+=feed->write(buffer+written,fileSize-written); |
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196 QTest::qWait(20); |
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197 counter++; |
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198 } |
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199 QTestEventLoop::instance().enterLoop(1); |
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200 |
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201 QVERIFY(written == fileSize); |
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202 QVERIFY(audio->totalTime() == 692250); |
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203 |
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204 audio->stop(); |
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205 file.close(); |
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206 delete [] buffer; |
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207 delete audio; |
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208 } |
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209 } |
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210 |
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211 QTEST_MAIN(tst_QAudioOutput) |
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212 |
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213 #include "tst_qaudiooutput.moc" |