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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the Qt Speech module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL3$
** 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 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPLv3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or later as published by the Free
** Software Foundation and appearing in the file LICENSE.GPL included in
** the packaging of this file. Please review the following information to
** ensure the GNU General Public License version 2.0 requirements will be
** met: http://www.gnu.org/licenses/gpl-2.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QTest>
#include <QTextToSpeech>
#include <QSignalSpy>
#include <qttexttospeech-config.h>
#if QT_CONFIG(speechd)
#include <libspeechd.h>
#if LIBSPEECHD_MAJOR_VERSION == 0 && LIBSPEECHD_MINOR_VERSION < 9
#define HAVE_SPEECHD_BEFORE_090
#endif
#endif
enum : int { SpeechDuration = 20000 };
class tst_QTextToSpeech : public QObject
{
Q_OBJECT
private slots:
void initTestCase();
void say_hello();
void speech_rate();
void pitch();
void set_voice();
void volume();
};
void tst_QTextToSpeech::initTestCase()
{
#if QT_CONFIG(speechd) && defined(LIBSPEECHD_MAJOR_VERSION) && defined(LIBSPEECHD_MINOR_VERSION)
qInfo("Using libspeechd v%d.%d", LIBSPEECHD_MAJOR_VERSION, LIBSPEECHD_MINOR_VERSION);
#endif
}
void tst_QTextToSpeech::say_hello()
{
QString text = QStringLiteral("this is an example text");
QTextToSpeech tts;
QCOMPARE(tts.state(), QTextToSpeech::Ready);
QElapsedTimer timer;
timer.start();
tts.say(text);
QTRY_COMPARE(tts.state(), QTextToSpeech::Speaking);
QSignalSpy spy(&tts, &QTextToSpeech::stateChanged);
QVERIFY(spy.wait(SpeechDuration));
QCOMPARE(int(tts.state()), int(QTextToSpeech::Ready));
QVERIFY(timer.elapsed() > 100);
}
void tst_QTextToSpeech::speech_rate()
{
QString text = QStringLiteral("this is an example text");
QTextToSpeech tts;
tts.setRate(0.5);
QCOMPARE(tts.state(), QTextToSpeech::Ready);
#ifndef HAVE_SPEECHD_BEFORE_090
QCOMPARE(tts.rate(), 0.5);
#endif
qint64 lastTime = 0;
// check that speaking at slower rate takes more time (for 0.5, 0.0, -0.5)
for (int i = 1; i >= -1; --i) {
tts.setRate(i * 0.5);
QElapsedTimer timer;
timer.start();
tts.say(text);
QTRY_COMPARE(tts.state(), QTextToSpeech::Speaking);
QSignalSpy spy(&tts, &QTextToSpeech::stateChanged);
QVERIFY(spy.wait(SpeechDuration));
QCOMPARE(int(tts.state()), int(QTextToSpeech::Ready));
qint64 time = timer.elapsed();
QVERIFY(time > lastTime);
lastTime = time;
}
}
void tst_QTextToSpeech::pitch()
{
QTextToSpeech tts;
for (int i = -10; i <= 10; ++i) {
tts.setPitch(i / 10.0);
#ifndef HAVE_SPEECHD_BEFORE_090
QCOMPARE(tts.pitch(), i / 10.0);
#endif
}
}
void tst_QTextToSpeech::set_voice()
{
QString text = QStringLiteral("this is an example text");
QTextToSpeech tts;
QCOMPARE(tts.state(), QTextToSpeech::Ready);
// Choose a voice
QVector<QVoice> voices = tts.availableVoices();
int vId = 0;
QVERIFY(voices.length()); // have at least one voice
if (voices.length() > 1) {
vId = 1;
}
tts.setVoice(voices[vId]);
QCOMPARE(tts.state(), QTextToSpeech::Ready);
QElapsedTimer timer;
timer.start();
tts.say(text);
QTRY_COMPARE(tts.state(), QTextToSpeech::Speaking);
QSignalSpy spy(&tts, &QTextToSpeech::stateChanged);
QVERIFY(spy.wait(SpeechDuration));
QCOMPARE(int(tts.state()), int(QTextToSpeech::Ready));
QVERIFY(timer.elapsed() > 100);
}
void tst_QTextToSpeech::volume()
{
QTextToSpeech tts;
double volumeSignalEmitted = -99.0;
connect(&tts, static_cast<void (QTextToSpeech::*)(double)>(&QTextToSpeech::volumeChanged),
[&volumeSignalEmitted](double volume){ volumeSignalEmitted = volume; } );
tts.setVolume(0.7);
QTRY_VERIFY(volumeSignalEmitted > 0.6);
#ifndef HAVE_SPEECHD_BEFORE_090 // older speechd doesn't signal any volume changes
// engines use different systems (integers etc), even fuzzy compare is off
QVERIFY2(tts.volume() > 0.65, QByteArray::number(tts.volume()));
QVERIFY2(tts.volume() < 0.75, QByteArray::number(tts.volume()));
#endif
}
QTEST_MAIN(tst_QTextToSpeech)
#include "tst_qtexttospeech.moc"
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