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36
37
38#include <QTest>
39#include <QTextToSpeech>
40#include <QSignalSpy>
41#include <qttexttospeech-config.h>
42
43#if QT_CONFIG(speechd)
44 #include <libspeechd.h>
45 #if LIBSPEECHD_MAJOR_VERSION == 0 && LIBSPEECHD_MINOR_VERSION < 9
46 #define HAVE_SPEECHD_BEFORE_090
47 #endif
48#endif
49
50enum : int { SpeechDuration = 20000 };
51
52class tst_QTextToSpeech : public QObject
53{
54 Q_OBJECT
55
56private slots:
57 void initTestCase();
58 void say_hello();
59 void speech_rate();
60 void pitch();
61 void set_voice();
62 void volume();
63};
64
65void tst_QTextToSpeech::initTestCase()
66{
67#if QT_CONFIG(speechd) && defined(LIBSPEECHD_MAJOR_VERSION) && defined(LIBSPEECHD_MINOR_VERSION)
68 qInfo("Using libspeechd v%d.%d", LIBSPEECHD_MAJOR_VERSION, LIBSPEECHD_MINOR_VERSION);
69#endif
70}
71
72void tst_QTextToSpeech::say_hello()
73{
74 QString text = QStringLiteral("this is an example text");
75 QTextToSpeech tts;
76 QCOMPARE(tts.state(), QTextToSpeech::Ready);
77
78 QElapsedTimer timer;
79 timer.start();
80 tts.say(text);
81 QTRY_COMPARE(tts.state(), QTextToSpeech::Speaking);
82 QSignalSpy spy(&tts, &QTextToSpeech::stateChanged);
83 QVERIFY(spy.wait(SpeechDuration));
84 QCOMPARE(int(tts.state()), int(QTextToSpeech::Ready));
85 QVERIFY(timer.elapsed() > 100);
86}
87
88void tst_QTextToSpeech::speech_rate()
89{
90 QString text = QStringLiteral("this is an example text");
91 QTextToSpeech tts;
92 tts.setRate(0.5);
93 QCOMPARE(tts.state(), QTextToSpeech::Ready);
94#ifndef HAVE_SPEECHD_BEFORE_090
95 QCOMPARE(tts.rate(), 0.5);
96#endif
97
98 qint64 lastTime = 0;
99 // check that speaking at slower rate takes more time (for 0.5, 0.0, -0.5)
100 for (int i = 1; i >= -1; --i) {
101 tts.setRate(i * 0.5);
102 QElapsedTimer timer;
103 timer.start();
104 tts.say(text);
105 QTRY_COMPARE(tts.state(), QTextToSpeech::Speaking);
106 QSignalSpy spy(&tts, &QTextToSpeech::stateChanged);
107 QVERIFY(spy.wait(SpeechDuration));
108 QCOMPARE(int(tts.state()), int(QTextToSpeech::Ready));
109 qint64 time = timer.elapsed();
110 QVERIFY(time > lastTime);
111 lastTime = time;
112 }
113}
114
115void tst_QTextToSpeech::pitch()
116{
117 QTextToSpeech tts;
118 for (int i = -10; i <= 10; ++i) {
119 tts.setPitch(i / 10.0);
120#ifndef HAVE_SPEECHD_BEFORE_090
121 QCOMPARE(tts.pitch(), i / 10.0);
122#endif
123 }
124}
125
126void tst_QTextToSpeech::set_voice()
127{
128 QString text = QStringLiteral("this is an example text");
129 QTextToSpeech tts;
130 QCOMPARE(tts.state(), QTextToSpeech::Ready);
131
132 // Choose a voice
133 QVector<QVoice> voices = tts.availableVoices();
134 int vId = 0;
135 QVERIFY(voices.length()); // have at least one voice
136 if (voices.length() > 1) {
137 vId = 1;
138 }
139 tts.setVoice(voices[vId]);
140 QCOMPARE(tts.state(), QTextToSpeech::Ready);
141
142 QElapsedTimer timer;
143 timer.start();
144 tts.say(text);
145 QTRY_COMPARE(tts.state(), QTextToSpeech::Speaking);
146 QSignalSpy spy(&tts, &QTextToSpeech::stateChanged);
147 QVERIFY(spy.wait(SpeechDuration));
148 QCOMPARE(int(tts.state()), int(QTextToSpeech::Ready));
149 QVERIFY(timer.elapsed() > 100);
150}
151
152void tst_QTextToSpeech::volume()
153{
154 QTextToSpeech tts;
155 double volumeSignalEmitted = -99.0;
156 connect(sender: &tts, signal: static_cast<void (QTextToSpeech::*)(double)>(&QTextToSpeech::volumeChanged),
157 slot: [&volumeSignalEmitted](double volume){ volumeSignalEmitted = volume; } );
158 tts.setVolume(0.7);
159 QTRY_VERIFY(volumeSignalEmitted > 0.6);
160
161#ifndef HAVE_SPEECHD_BEFORE_090 // older speechd doesn't signal any volume changes
162 // engines use different systems (integers etc), even fuzzy compare is off
163 QVERIFY2(tts.volume() > 0.65, QByteArray::number(tts.volume()));
164 QVERIFY2(tts.volume() < 0.75, QByteArray::number(tts.volume()));
165#endif
166}
167
168QTEST_MAIN(tst_QTextToSpeech)
169#include "tst_qtexttospeech.moc"
170

source code of qtspeech/tests/auto/texttospeech/tst_qtexttospeech.cpp