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/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QtTest/QtTest>
#include <QtCore/qlocale.h>
#include <qaudioinput.h>
#include <qaudiodeviceinfo.h>
#include <qaudio.h>
#include <qaudioformat.h>
class tst_QAudioInput : public QObject
{
Q_OBJECT
public:
tst_QAudioInput(QObject* parent=0) : QObject(parent) {}
private slots:
void initTestCase();
void settings();
void buffers();
void notifyInterval();
void pullFile();
private:
bool available;
QAudioFormat format;
QAudioInput* audio;
};
void tst_QAudioInput::initTestCase()
{
format.setFrequency(8000);
format.setChannels(1);
format.setSampleSize(8);
format.setCodec("audio/pcm");
format.setByteOrder(QAudioFormat::LittleEndian);
format.setSampleType(QAudioFormat::UnSignedInt);
// Only perform tests if audio input device exists!
QList<QAudioDeviceInfo> devices = QAudioDeviceInfo::availableDevices(QAudio::AudioInput);
if(devices.size() > 0)
available = true;
else {
qWarning()<<"NOTE: no audio input device found, no test will be performed";
available = false;
}
if(available)
audio = new QAudioInput(format, this);
}
void tst_QAudioInput::settings()
{
if(available) {
// Confirm the setting we added in the init function.
QAudioFormat f = audio->format();
QVERIFY(format.channels() == f.channels());
QVERIFY(format.frequency() == f.frequency());
QVERIFY(format.sampleSize() == f.sampleSize());
QVERIFY(format.codec() == f.codec());
QVERIFY(format.byteOrder() == f.byteOrder());
QVERIFY(format.sampleType() == f.sampleType());
}
}
void tst_QAudioInput::buffers()
{
if(available) {
// Should always have a buffer size greater than zero.
int store = audio->bufferSize();
audio->setBufferSize(4096);
QVERIFY(audio->bufferSize() > 0);
audio->setBufferSize(store);
QVERIFY(audio->bufferSize() == store);
}
}
void tst_QAudioInput::notifyInterval()
{
if(available) {
QVERIFY(audio->notifyInterval() == 1000); // Default
audio->setNotifyInterval(500);
QVERIFY(audio->notifyInterval() == 500); // Custom
audio->setNotifyInterval(1000); // reset
}
}
void tst_QAudioInput::pullFile()
{
if(available) {
QFile filename(SRCDIR "test.raw");
filename.open( QIODevice::WriteOnly | QIODevice::Truncate );
QSignalSpy readSignal(audio, SIGNAL(notify()));
QSignalSpy stateSignal(audio, SIGNAL(stateChanged(QAudio::State)));
// Always have default states, before start
QVERIFY(audio->state() == QAudio::StoppedState);
QVERIFY(audio->error() == QAudio::NoError);
QVERIFY(audio->elapsedUSecs() == 0);
audio->start(&filename);
QTest::qWait(20);
// Check state and periodSize() are valid non-zero values.
QVERIFY(audio->state() == QAudio::ActiveState);
QVERIFY(audio->error() == QAudio::NoError);
QVERIFY(audio->elapsedUSecs() > 10000 && audio->elapsedUSecs() < 800000);
QVERIFY(audio->periodSize() > 0);
QVERIFY(stateSignal.count() == 1); // State changed to QAudio::ActiveState
// Wait until finished...
QTest::qWait(5000);
QVERIFY(readSignal.count() > 0);
QVERIFY(audio->processedUSecs() > 0);
audio->stop();
QTest::qWait(20);
QVERIFY(audio->state() == QAudio::StoppedState);
QVERIFY(audio->elapsedUSecs() == 0);
// Can only check to make sure we got at least 1 more signal, but can be more.
QVERIFY(stateSignal.count() > 1);
filename.close();
}
}
QTEST_MAIN(tst_QAudioInput)
#include "tst_qaudioinput.moc"
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