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qtmultimedia/tests/auto/unit/qaudiodecoder/tst_qaudiodecoder.cpp
Antti Kokko bbfccc7135 Update copyright headers 
Qt copyrights are now in The Qt Company, so we could update the source
code headers accordingly. In the same go we should also fix the links to
point to qt.io.

Change-Id: I1c6faa4f59f8eca54f01ef20941fa60161dd7872
Reviewed-by: Yoann Lopes <yoann.lopes@theqtcompany.com>
2015-02-12 10:27:47 +00:00

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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** 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 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** As a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QtCore/QString>
#include <QtTest/QtTest>
#include "qaudiodecoder.h"
#include "mockaudiodecoderservice.h"
#include "mockmediaserviceprovider.h"
class tst_QAudioDecoder : public QObject
{
Q_OBJECT
public:
tst_QAudioDecoder();
private Q_SLOTS:
void init();
void ctors();
void read();
void stop();
void format();
void source();
void readAll();
void nullControl();
void nullService();
private:
MockAudioDecoderService *mockAudioDecoderService;
MockMediaServiceProvider *mockProvider;
};
tst_QAudioDecoder::tst_QAudioDecoder()
{
}
void tst_QAudioDecoder::init()
{
mockAudioDecoderService = new MockAudioDecoderService(this);
mockProvider = new MockMediaServiceProvider(mockAudioDecoderService);
QMediaServiceProvider::setDefaultServiceProvider(mockProvider);
}
void tst_QAudioDecoder::ctors()
{
QAudioDecoder d;
QVERIFY(d.state() == QAudioDecoder::StoppedState);
QVERIFY(d.bufferAvailable() == false);
QCOMPARE(d.sourceFilename(), QString(""));
d.setSourceFilename("");
QVERIFY(d.state() == QAudioDecoder::StoppedState);
QVERIFY(d.bufferAvailable() == false);
QCOMPARE(d.sourceFilename(), QString(""));
}
void tst_QAudioDecoder::read()
{
QAudioDecoder d;
QVERIFY(d.state() == QAudioDecoder::StoppedState);
QVERIFY(d.bufferAvailable() == false);
QSignalSpy readySpy(&d, SIGNAL(bufferReady()));
QSignalSpy bufferChangedSpy(&d, SIGNAL(bufferAvailableChanged(bool)));
QSignalSpy errorSpy(&d, SIGNAL(error(QAudioDecoder::Error)));
// Starting with empty source == error
d.start();
QVERIFY(d.state() == QAudioDecoder::StoppedState);
QVERIFY(d.bufferAvailable() == false);
QCOMPARE(readySpy.count(), 0);
QCOMPARE(bufferChangedSpy.count(), 0);
QCOMPARE(errorSpy.count(), 1);
// Set the source to something
d.setSourceFilename("Blah");
QCOMPARE(d.sourceFilename(), QString("Blah"));
readySpy.clear();
errorSpy.clear();
bufferChangedSpy.clear();
d.start();
QCOMPARE(d.state(), QAudioDecoder::DecodingState);
QCOMPARE(d.bufferAvailable(), false); // not yet
// Try to read
QAudioBuffer b = d.read();
QVERIFY(!b.isValid());
// Read again with no parameter
b = d.read();
QVERIFY(!b.isValid());
// Wait a while
QTRY_COMPARE(d.bufferAvailable(), 1);
QVERIFY(d.bufferAvailable());
b = d.read();
QVERIFY(b.format().isValid());
QVERIFY(b.isValid());
QVERIFY(b.format().channelCount() == 1);
QVERIFY(b.sampleCount() == 4);
QVERIFY(readySpy.count() >= 1);
QVERIFY(errorSpy.count() == 0);
if (d.bufferAvailable()) {
QVERIFY(bufferChangedSpy.count() == 1);
} else {
QVERIFY(bufferChangedSpy.count() == 2);
}
}
void tst_QAudioDecoder::stop()
{
QAudioDecoder d;
QVERIFY(d.state() == QAudioDecoder::StoppedState);
QVERIFY(d.bufferAvailable() == false);
QSignalSpy readySpy(&d, SIGNAL(bufferReady()));
QSignalSpy bufferChangedSpy(&d, SIGNAL(bufferAvailableChanged(bool)));
QSignalSpy errorSpy(&d, SIGNAL(error(QAudioDecoder::Error)));
// Starting with empty source == error
d.start();
QVERIFY(d.state() == QAudioDecoder::StoppedState);
QVERIFY(d.bufferAvailable() == false);
QCOMPARE(readySpy.count(), 0);
QCOMPARE(bufferChangedSpy.count(), 0);
QCOMPARE(errorSpy.count(), 1);
// Set the source to something
d.setSourceFilename("Blah");
QCOMPARE(d.sourceFilename(), QString("Blah"));
readySpy.clear();
errorSpy.clear();
bufferChangedSpy.clear();
d.start();
QCOMPARE(d.state(), QAudioDecoder::DecodingState);
QCOMPARE(d.bufferAvailable(), false); // not yet
// Try to read
QAudioBuffer b = d.read();
QVERIFY(!b.isValid());
// Read again with no parameter
b = d.read();
QVERIFY(!b.isValid());
// Wait a while
QTRY_COMPARE(d.bufferAvailable(), 1);
QVERIFY(d.bufferAvailable());
// Now stop
d.stop();
QVERIFY(d.state() == QAudioDecoder::StoppedState);
QVERIFY(d.bufferAvailable() == false);
}
void tst_QAudioDecoder::format()
{
QAudioDecoder d;
QVERIFY(d.state() == QAudioDecoder::StoppedState);
QVERIFY(d.bufferAvailable() == false);
QSignalSpy readySpy(&d, SIGNAL(bufferReady()));
QSignalSpy bufferChangedSpy(&d, SIGNAL(bufferAvailableChanged(bool)));
QSignalSpy errorSpy(&d, SIGNAL(error(QAudioDecoder::Error)));
// Set the source to something
d.setSourceFilename("Blah");
QCOMPARE(d.sourceFilename(), QString("Blah"));
readySpy.clear();
errorSpy.clear();
bufferChangedSpy.clear();
d.start();
QCOMPARE(d.state(), QAudioDecoder::DecodingState);
QCOMPARE(d.bufferAvailable(), false); // not yet
// Try to read
QAudioBuffer b = d.read();
QVERIFY(!b.isValid());
// Read again with no parameter
b = d.read();
QVERIFY(!b.isValid());
// Wait a while
QTRY_COMPARE(d.bufferAvailable(), 1);
b = d.read();
QVERIFY(d.audioFormat() == b.format());
// Setting format while decoding is forbidden
QAudioFormat f(d.audioFormat());
f.setChannelCount(2);
d.setAudioFormat(f);
QVERIFY(d.audioFormat() != f);
QVERIFY(d.audioFormat() == b.format());
// Now stop, and set something specific
d.stop();
d.setAudioFormat(f);
QVERIFY(d.audioFormat() == f);
// Decode again
d.start();
QTRY_COMPARE(d.bufferAvailable(), 1);
b = d.read();
QVERIFY(d.audioFormat() == f);
QVERIFY(b.format() == f);
}
void tst_QAudioDecoder::source()
{
QAudioDecoder d;
QVERIFY(d.sourceFilename().isEmpty());
QVERIFY(d.sourceDevice() == 0);
QFile f;
d.setSourceDevice(&f);
QVERIFY(d.sourceFilename().isEmpty());
QVERIFY(d.sourceDevice() == &f);
d.setSourceFilename("Foo");
QVERIFY(d.sourceFilename() == QString("Foo"));
QVERIFY(d.sourceDevice() == 0);
d.setSourceDevice(0);
QVERIFY(d.sourceFilename().isEmpty());
QVERIFY(d.sourceDevice() == 0);
d.setSourceFilename("Foo");
QVERIFY(d.sourceFilename() == QString("Foo"));
QVERIFY(d.sourceDevice() == 0);
d.setSourceFilename(QString());
QVERIFY(d.sourceFilename() == QString());
QVERIFY(d.sourceDevice() == 0);
}
void tst_QAudioDecoder::readAll()
{
QAudioDecoder d;
d.setSourceFilename("Foo");
QVERIFY(d.state() == QAudioDecoder::StoppedState);
QSignalSpy durationSpy(&d, SIGNAL(durationChanged(qint64)));
QSignalSpy positionSpy(&d, SIGNAL(positionChanged(qint64)));
QSignalSpy stateSpy(&d, SIGNAL(stateChanged(QAudioDecoder::State)));
QSignalSpy finishedSpy(&d, SIGNAL(finished()));
QSignalSpy bufferAvailableSpy(&d, SIGNAL(bufferAvailableChanged(bool)));
d.start();
int i = 0;
forever {
QVERIFY(d.state() == QAudioDecoder::DecodingState);
QCOMPARE(stateSpy.count(), 1);
QCOMPARE(durationSpy.count(), 1);
QVERIFY(finishedSpy.isEmpty());
QTRY_VERIFY(bufferAvailableSpy.count() >= 1);
if (d.bufferAvailable()) {
QAudioBuffer b = d.read();
QVERIFY(b.isValid());
QCOMPARE(b.startTime() / 1000, d.position());
QVERIFY(!positionSpy.isEmpty());
QList<QVariant> arguments = positionSpy.takeLast();
QCOMPARE(arguments.at(0).toLongLong(), b.startTime() / 1000);
i++;
if (i == MOCK_DECODER_MAX_BUFFERS) {
QCOMPARE(finishedSpy.count(), 1);
QCOMPARE(stateSpy.count(), 2);
QVERIFY(d.state() == QAudioDecoder::StoppedState);
QList<QVariant> arguments = stateSpy.takeLast();
QVERIFY(arguments.at(0).toInt() == (int)QAudioDecoder::StoppedState);
QVERIFY(!d.bufferAvailable());
QVERIFY(!bufferAvailableSpy.isEmpty());
arguments = bufferAvailableSpy.takeLast();
QVERIFY(arguments.at(0).toBool() == false);
break;
}
} else
QTest::qWait(30);
}
}
void tst_QAudioDecoder::nullControl()
{
mockAudioDecoderService->setControlNull();
QAudioDecoder d;
QVERIFY(d.error() == QAudioDecoder::ServiceMissingError);
QVERIFY(!d.errorString().isEmpty());
QVERIFY(d.hasSupport("MIME") == QMultimedia::MaybeSupported);
QVERIFY(d.state() == QAudioDecoder::StoppedState);
QVERIFY(d.sourceFilename().isEmpty());
d.setSourceFilename("test");
QVERIFY(d.sourceFilename().isEmpty());
QFile f;
QVERIFY(d.sourceDevice() == 0);
d.setSourceDevice(&f);
QVERIFY(d.sourceDevice() == 0);
QAudioFormat format;
format.setChannelCount(2);
QVERIFY(!d.audioFormat().isValid());
d.setAudioFormat(format);
QVERIFY(!d.audioFormat().isValid());
QVERIFY(!d.read().isValid());
QVERIFY(!d.bufferAvailable());
QVERIFY(d.position() == -1);
QVERIFY(d.duration() == -1);
d.start();
QVERIFY(d.error() == QAudioDecoder::ServiceMissingError);
QVERIFY(!d.errorString().isEmpty());
QVERIFY(d.state() == QAudioDecoder::StoppedState);
d.stop();
}
void tst_QAudioDecoder::nullService()
{
mockProvider->service = 0;
QAudioDecoder d;
QVERIFY(d.error() == QAudioDecoder::ServiceMissingError);
QVERIFY(!d.errorString().isEmpty());
QVERIFY(d.hasSupport("MIME") == QMultimedia::MaybeSupported);
QVERIFY(d.state() == QAudioDecoder::StoppedState);
QVERIFY(d.sourceFilename().isEmpty());
d.setSourceFilename("test");
QVERIFY(d.sourceFilename().isEmpty());
QFile f;
QVERIFY(d.sourceDevice() == 0);
d.setSourceDevice(&f);
QVERIFY(d.sourceDevice() == 0);
QAudioFormat format;
format.setChannelCount(2);
QVERIFY(!d.audioFormat().isValid());
d.setAudioFormat(format);
QVERIFY(!d.audioFormat().isValid());
QVERIFY(!d.read().isValid());
QVERIFY(!d.bufferAvailable());
QVERIFY(d.position() == -1);
QVERIFY(d.duration() == -1);
d.start();
QVERIFY(d.error() == QAudioDecoder::ServiceMissingError);
QVERIFY(!d.errorString().isEmpty());
QVERIFY(d.state() == QAudioDecoder::StoppedState);
d.stop();
}
QTEST_MAIN(tst_QAudioDecoder)
#include "tst_qaudiodecoder.moc"
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