Add tests for QML media elements.

2 files changed, 1206 insertions, 0 deletions

diff --git a/tests/auto/qmlaudio/qmlaudio.pro b/tests/auto/qmlaudio/qmlaudio.pro
new file mode 100644
index 0000000..4581e80
--- /dev/null
+++ b/tests/auto/qmlaudio/qmlaudio.pro
@@ -0,0 +1,6 @@
+load(qttest_p4)
+SOURCES += tst_qmlaudio.cpp
+
+QT += multimedia
+requires(contains(QT_CONFIG, multimedia))
+requires(contains(QT_CONFIG, declarative))
diff --git a/tests/auto/qmlaudio/tst_qmlaudio.cpp b/tests/auto/qmlaudio/tst_qmlaudio.cpp
new file mode 100644
index 0000000..cb205ac
--- /dev/null
+++ b/tests/auto/qmlaudio/tst_qmlaudio.cpp
@@ -0,0 +1,1200 @@
+/****************************************************************************
+**
+** 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 <QtMultimedia/private/qmlaudio_p.h>
+
+#include <QtGui/qapplication.h>
+#include <QtMultimedia/qmediaplayercontrol.h>
+#include <QtMultimedia/qmediaservice.h>
+#include <QtMultimedia/qmetadatacontrol.h>
+
+
+class tst_QmlAudio : public QObject
+{
+    Q_OBJECT
+public slots:
+    void initTestCase();
+
+private slots:
+    void nullPlayerControl();
+    void nullMetaDataControl();
+    void nullService();
+
+    void source();
+    void playing();
+    void paused();
+    void duration();
+    void position();
+    void volume();
+    void muted();
+    void bufferProgress();
+    void seekable();
+    void playbackRate();
+    void status();
+    void metaData_data();
+    void metaData();
+    void error();
+};
+
+Q_DECLARE_METATYPE(QtMedia::MetaData);
+Q_DECLARE_METATYPE(QmlAudio::Error);
+
+class QtTestMediaPlayerControl : public QMediaPlayerControl
+{
+    Q_OBJECT
+public:
+    QtTestMediaPlayerControl(QObject *parent = 0)
+        : QMediaPlayerControl(parent)
+        , m_state(QMediaPlayer::StoppedState)
+        , m_mediaStatus(QMediaPlayer::NoMedia)
+        , m_duration(0)
+        , m_position(0)
+        , m_playbackRate(1.0)
+        , m_volume(50)
+        , m_bufferStatus(0)
+        , m_muted(false)
+        , m_audioAvailable(false)
+        , m_videoAvailable(false)
+        , m_seekable(false)
+    {
+    }
+
+    QMediaPlayer::State state() const { return m_state; }
+    void updateState(QMediaPlayer::State state) { emit stateChanged(m_state = state); }
+
+    QMediaPlayer::MediaStatus mediaStatus() const { return m_mediaStatus; }
+    void updateMediaStatus(QMediaPlayer::MediaStatus status) {
+        emit mediaStatusChanged(m_mediaStatus = status); }
+    void updateMediaStatus(QMediaPlayer::MediaStatus status, QMediaPlayer::State state)
+    {
+        m_mediaStatus = status;
+        m_state = state;
+
+        emit mediaStatusChanged(m_mediaStatus);
+        emit stateChanged(m_state);
+    }
+
+    qint64 duration() const { return m_duration; }
+    void setDuration(qint64 duration) { emit durationChanged(m_duration = duration); }
+
+    qint64 position() const { return m_position; }
+    void setPosition(qint64 position) { emit positionChanged(m_position = position); }
+
+    int volume() const { return m_volume; }
+    void setVolume(int volume) { emit volumeChanged(m_volume = volume); }
+
+    bool isMuted() const { return m_muted; }
+    void setMuted(bool muted) { emit mutedChanged(m_muted = muted); }
+
+    int bufferStatus() const { return m_bufferStatus; }
+    void setBufferStatus(int status) { emit bufferStatusChanged(m_bufferStatus = status); }
+
+    bool isAudioAvailable() const { return m_audioAvailable; }
+    void setAudioAvailable(bool available) {
+        emit audioAvailableChanged(m_audioAvailable = available); }
+    bool isVideoAvailable() const { return m_videoAvailable; }
+    void setVideoAvailable(bool available) {
+        emit videoAvailableChanged(m_videoAvailable = available); }
+
+    bool isSeekable() const { return m_seekable; }
+    void setSeekable(bool seekable) { emit seekableChanged(m_seekable = seekable); }
+
+    QMediaTimeRange availablePlaybackRanges() const { return QMediaTimeRange(); }
+
+    qreal playbackRate() const { return m_playbackRate; }
+    void setPlaybackRate(qreal rate) { emit playbackRateChanged(m_playbackRate = rate); }
+
+    QMediaContent media() const { return m_media; }
+    const QIODevice *mediaStream() const { return 0; }
+    void setMedia(const QMediaContent &media, QIODevice *)
+    {
+        m_media = media;
+
+        m_mediaStatus = m_media.isNull()
+                ? QMediaPlayer::NoMedia
+                : QMediaPlayer::LoadingMedia;
+
+        emit mediaChanged(m_media);
+        emit mediaStatusChanged(m_mediaStatus);
+    }
+
+    void play() { emit stateChanged(m_state = QMediaPlayer::PlayingState); }
+    void pause() { emit stateChanged(m_state = QMediaPlayer::PausedState); }
+    void stop() { emit stateChanged(m_state = QMediaPlayer::StoppedState); }
+
+    void emitError(QMediaPlayer::Error err, const QString &errorString) {
+        emit error(err, errorString); }
+
+private:
+    QMediaPlayer::State m_state;
+    QMediaPlayer::MediaStatus m_mediaStatus;
+    qint64 m_duration;
+    qint64 m_position;
+    qreal m_playbackRate;
+    int m_volume;
+    int m_bufferStatus;
+    bool m_muted;
+    bool m_audioAvailable;
+    bool m_videoAvailable;
+    bool m_seekable;
+    QMediaContent m_media;
+};
+
+class QtTestMetaDataControl : public QMetaDataControl
+{
+    Q_OBJECT
+public:
+    QtTestMetaDataControl(QObject *parent = 0)
+        : QMetaDataControl(parent)
+    {
+    }
+
+    bool isWritable() const { return true; }
+    bool isMetaDataAvailable() const { return true; }
+
+    QVariant metaData(QtMedia::MetaData key) const { return m_metaData.value(key); }
+    void setMetaData(QtMedia::MetaData key, const QVariant &value) {
+        m_metaData.insert(key, value); emit metaDataChanged(); }
+    void setMetaData(const QMap<QtMedia::MetaData, QVariant> &metaData) {
+        m_metaData = metaData; emit metaDataChanged(); }
+
+    QList<QtMedia::MetaData> availableMetaData() const { return m_metaData.keys(); }
+
+    QVariant extendedMetaData(const QString &) const { return QVariant(); }
+    void setExtendedMetaData(const QString &, const QVariant &) {}
+    QStringList availableExtendedMetaData() const { return QStringList(); }
+
+private:
+    QMap<QtMedia::MetaData, QVariant> m_metaData;
+};
+
+class QtTestMediaService : public QMediaService
+{
+    Q_OBJECT
+public:
+    QtTestMediaService(
+            QtTestMediaPlayerControl *playerControl,
+            QtTestMetaDataControl *metaDataControl,
+            QObject *parent)
+        : QMediaService(parent)
+        , playerControl(playerControl)
+        , metaDataControl(metaDataControl)
+    {
+    }
+
+    QMediaControl *control(const char *name) const
+    {
+        if (qstrcmp(name, QMediaPlayerControl_iid) == 0)
+            return playerControl;
+        else if (qstrcmp(name, QMetaDataControl_iid) == 0)
+            return metaDataControl;
+        else
+            return 0;
+    }
+
+    QtTestMediaPlayerControl *playerControl;
+    QtTestMetaDataControl *metaDataControl;
+};
+
+class QtTestMediaServiceProvider : public QMediaServiceProvider
+{
+    Q_OBJECT
+public:
+    QtTestMediaServiceProvider()
+        : service(new QtTestMediaService(
+                new QtTestMediaPlayerControl(this), new QtTestMetaDataControl(this), this))
+    {
+        setDefaultServiceProvider(this);
+    }
+
+    QtTestMediaServiceProvider(QtTestMediaService *service)
+        : service(service)
+    {
+        setDefaultServiceProvider(this);
+    }
+
+    QtTestMediaServiceProvider(
+            QtTestMediaPlayerControl *playerControl, QtTestMetaDataControl *metaDataControl)
+        : service(new QtTestMediaService(playerControl, metaDataControl, this))
+    {
+        setDefaultServiceProvider(this);
+    }
+
+    ~QtTestMediaServiceProvider()
+    {
+        setDefaultServiceProvider(0);
+    }
+
+    QMediaService *requestService(
+            const QByteArray &type,
+            const QMediaServiceProviderHint & = QMediaServiceProviderHint())
+    {
+        requestedService = type;
+
+        return service;
+    }
+
+    void releaseService(QMediaService *) {}
+
+    inline QtTestMediaPlayerControl *playerControl() { return service->playerControl; }
+    inline QtTestMetaDataControl *metaDataControl() { return service->metaDataControl; }
+
+    QtTestMediaService *service;
+    QByteArray requestedService;
+};
+
+
+void tst_QmlAudio::initTestCase()
+{
+    qRegisterMetaType<QmlAudio::Error>();
+}
+
+void tst_QmlAudio::nullPlayerControl()
+{
+    QtTestMetaDataControl metaDataControl;
+    QtTestMediaServiceProvider provider(0, &metaDataControl);
+
+    QmlAudio audio;
+
+    QCOMPARE(audio.source(), QUrl());
+    audio.setSource(QUrl("http://example.com"));
+    QCOMPARE(audio.source(), QUrl());
+
+    QCOMPARE(audio.isPlaying(), false);
+    audio.setPlaying(true);
+    QCOMPARE(audio.isPlaying(), false);
+    audio.play();
+    QCOMPARE(audio.isPlaying(), false);
+
+    QCOMPARE(audio.isPaused(), false);
+    audio.pause();
+    QCOMPARE(audio.isPaused(), false);
+    audio.setPaused(true);
+    QCOMPARE(audio.isPaused(), true);
+
+    QCOMPARE(audio.duration(), 0);
+
+    QCOMPARE(audio.position(), 0);
+    audio.setPosition(10000);
+    QCOMPARE(audio.position(), 0);
+
+    QCOMPARE(audio.volume(), qreal(0));
+    audio.setVolume(50);
+    QCOMPARE(audio.volume(), qreal(0));
+
+    QCOMPARE(audio.isMuted(), false);
+    audio.setMuted(true);
+    QCOMPARE(audio.isMuted(), false);
+
+    QCOMPARE(audio.bufferProgress(), qreal(0));
+
+    QCOMPARE(audio.isSeekable(), false);
+
+    QCOMPARE(audio.playbackRate(), qreal(1.0));
+
+    QCOMPARE(audio.status(), QmlAudio::NoMedia);
+
+    QCOMPARE(audio.error(), QmlAudio::ServiceMissing);
+}
+
+void tst_QmlAudio::nullMetaDataControl()
+{
+    QtTestMediaPlayerControl playerControl;
+    QtTestMediaServiceProvider provider(&playerControl, 0);
+
+    QmlAudio audio;
+
+    QCOMPARE(audio.metaObject()->indexOfProperty("title"), -1);
+    QCOMPARE(audio.metaObject()->indexOfProperty("genre"), -1);
+    QCOMPARE(audio.metaObject()->indexOfProperty("description"), -1);
+}
+
+void tst_QmlAudio::nullService()
+{
+    QtTestMediaServiceProvider provider(0);
+
+    QmlAudio audio;
+
+    QCOMPARE(audio.source(), QUrl());
+    audio.setSource(QUrl("http://example.com"));
+    QCOMPARE(audio.source(), QUrl());
+
+    QCOMPARE(audio.isPlaying(), false);
+    audio.setPlaying(true);
+    QCOMPARE(audio.isPlaying(), false);
+    audio.play();
+    QCOMPARE(audio.isPlaying(), false);
+
+    QCOMPARE(audio.isPaused(), false);
+    audio.pause();
+    QCOMPARE(audio.isPaused(), false);
+    audio.setPaused(true);
+    QCOMPARE(audio.isPaused(), true);
+
+    QCOMPARE(audio.duration(), 0);
+
+    QCOMPARE(audio.position(), 0);
+    audio.setPosition(10000);
+    QCOMPARE(audio.position(), 0);
+
+    QCOMPARE(audio.volume(), qreal(0));
+    audio.setVolume(50);
+    QCOMPARE(audio.volume(), qreal(0));
+
+    QCOMPARE(audio.isMuted(), false);
+    audio.setMuted(true);
+    QCOMPARE(audio.isMuted(), false);
+
+    QCOMPARE(audio.bufferProgress(), qreal(0));
+
+    QCOMPARE(audio.isSeekable(), false);
+
+    QCOMPARE(audio.playbackRate(), qreal(1.0));
+
+    QCOMPARE(audio.status(), QmlAudio::NoMedia);
+
+    QCOMPARE(audio.error(), QmlAudio::ServiceMissing);
+
+    QCOMPARE(audio.metaObject()->indexOfProperty("title"), -1);
+    QCOMPARE(audio.metaObject()->indexOfProperty("genre"), -1);
+    QCOMPARE(audio.metaObject()->indexOfProperty("description"), -1);
+}
+
+void tst_QmlAudio::source()
+{
+    const QUrl url1("http://example.com");
+    const QUrl url2("file:///local/path");
+    const QUrl url3;
+
+    QtTestMediaServiceProvider provider;
+    QmlAudio audio;
+
+    QSignalSpy spy(&audio, SIGNAL(sourceChanged()));
+
+    audio.setSource(url1);
+    QCOMPARE(audio.source(), url1);
+    QCOMPARE(provider.playerControl()->media().canonicalUrl(), url1);
+    QCOMPARE(spy.count(), 1);
+
+    audio.setSource(url2);
+    QCOMPARE(audio.source(), url2);
+    QCOMPARE(provider.playerControl()->media().canonicalUrl(), url2);
+    QCOMPARE(spy.count(), 2);
+
+    audio.setSource(url3);
+    QCOMPARE(audio.source(), url3);
+    QCOMPARE(provider.playerControl()->media().canonicalUrl(), url3);
+    QCOMPARE(spy.count(), 3);
+}
+
+void tst_QmlAudio::playing()
+{
+    QtTestMediaServiceProvider provider;
+    QmlAudio audio;
+
+    QSignalSpy playingChangedSpy(&audio, SIGNAL(playingChanged()));
+    QSignalSpy startedSpy(&audio, SIGNAL(started()));
+    QSignalSpy stoppedSpy(&audio, SIGNAL(stopped()));
+
+    int playingChanged = 0;
+    int started = 0;
+    int stopped = 0;
+
+    QCOMPARE(audio.isPlaying(), false);
+
+    // setPlaying(true) when stopped.
+    audio.setPlaying(true);
+    QCOMPARE(audio.isPlaying(), true);
+    QCOMPARE(provider.playerControl()->state(), QMediaPlayer::PlayingState);
+    QCOMPARE(playingChangedSpy.count(), ++playingChanged);
+    QCOMPARE(startedSpy.count(),        ++started);
+    QCOMPARE(stoppedSpy.count(),          stopped);
+
+    // setPlaying(false) when playing.
+    audio.setPlaying(false);
+    QCOMPARE(audio.isPlaying(), false);
+    QCOMPARE(provider.playerControl()->state(), QMediaPlayer::StoppedState);
+    QCOMPARE(playingChangedSpy.count(), ++playingChanged);
+    QCOMPARE(startedSpy.count(),          started);
+    QCOMPARE(stoppedSpy.count(),        ++stopped);
+
+    // play() when stopped.
+    audio.play();
+    QCOMPARE(audio.isPlaying(), true);
+    QCOMPARE(provider.playerControl()->state(), QMediaPlayer::PlayingState);
+    QCOMPARE(playingChangedSpy.count(), ++playingChanged);
+    QCOMPARE(startedSpy.count(),        ++started);
+    QCOMPARE(stoppedSpy.count(),          stopped);
+
+    // stop() when playing.
+    audio.stop();
+    QCOMPARE(audio.isPlaying(), false);
+    QCOMPARE(provider.playerControl()->state(), QMediaPlayer::StoppedState);
+    QCOMPARE(playingChangedSpy.count(), ++playingChanged);
+    QCOMPARE(startedSpy.count(),          started);
+    QCOMPARE(stoppedSpy.count(),        ++stopped);
+
+    // stop() when stopped.
+    audio.stop();
+    QCOMPARE(audio.isPlaying(), false);
+    QCOMPARE(provider.playerControl()->state(), QMediaPlayer::StoppedState);
+    QCOMPARE(playingChangedSpy.count(),   playingChanged);
+    QCOMPARE(startedSpy.count(),          started);
+    QCOMPARE(stoppedSpy.count(),          stopped);
+
+    // setPlaying(false) when stopped.
+    audio.setPlaying(false);
+    QCOMPARE(audio.isPlaying(), false);
+    QCOMPARE(provider.playerControl()->state(), QMediaPlayer::StoppedState);
+    QCOMPARE(playingChangedSpy.count(),   playingChanged);
+    QCOMPARE(startedSpy.count(),          started);
+    QCOMPARE(stoppedSpy.count(),          stopped);
+
+    audio.setPlaying(true);
+    QCOMPARE(audio.isPlaying(), true);
+    QCOMPARE(provider.playerControl()->state(), QMediaPlayer::PlayingState);
+    QCOMPARE(playingChangedSpy.count(), ++playingChanged);
+    QCOMPARE(startedSpy.count(),        ++started);
+    QCOMPARE(stoppedSpy.count(),          stopped);
+
+    // setPlaying(true) when playing.
+    audio.setPlaying(true);
+    QCOMPARE(audio.isPlaying(), true);
+    QCOMPARE(provider.playerControl()->state(), QMediaPlayer::PlayingState);
+    QCOMPARE(playingChangedSpy.count(),   playingChanged);
+    QCOMPARE(startedSpy.count(),          started);
+    QCOMPARE(stoppedSpy.count(),          stopped);
+
+    // play() when playing.
+    audio.play();
+    QCOMPARE(audio.isPlaying(), true);
+    QCOMPARE(provider.playerControl()->state(), QMediaPlayer::PlayingState);
+    QCOMPARE(playingChangedSpy.count(),   playingChanged);
+    QCOMPARE(startedSpy.count(),          started);
+    QCOMPARE(stoppedSpy.count(),          stopped);
+}
+
+void tst_QmlAudio::paused()
+{
+    QtTestMediaServiceProvider provider;
+    QmlAudio audio;
+
+    QSignalSpy playingChangedSpy(&audio, SIGNAL(playingChanged()));
+    QSignalSpy pausedChangedSpy(&audio, SIGNAL(pausedChanged()));
+    QSignalSpy startedSpy(&audio, SIGNAL(started()));
+    QSignalSpy pausedSpy(&audio, SIGNAL(paused()));
+    QSignalSpy resumedSpy(&audio, SIGNAL(resumed()));
+    QSignalSpy stoppedSpy(&audio, SIGNAL(stopped()));
+
+    int playingChanged = 0;
+    int pausedChanged = 0;
+    int started = 0;
+    int paused = 0;
+    int resumed = 0;
+    int stopped = 0;
+
+    QCOMPARE(audio.isPlaying(), false);
+    QCOMPARE(audio.isPaused(), false);
+
+    // setPlaying(true) when stopped.
+    audio.setPlaying(true);
+    QCOMPARE(audio.isPlaying(), true);
+    QCOMPARE(audio.isPaused(), false);
+    QCOMPARE(provider.playerControl()->state(), QMediaPlayer::PlayingState);
+    QCOMPARE(playingChangedSpy.count(), ++playingChanged);
+    QCOMPARE(pausedChangedSpy.count(),    pausedChanged);
+    QCOMPARE(startedSpy.count(),        ++started);
+    QCOMPARE(pausedSpy.count(),           paused);
+    QCOMPARE(resumedSpy.count(),          resumed);
+    QCOMPARE(stoppedSpy.count(),          stopped);
+
+    // setPaused(true) when playing.
+    audio.setPaused(true);
+    QCOMPARE(audio.isPlaying(), true);
+    QCOMPARE(audio.isPaused(), true);
+    QCOMPARE(provider.playerControl()->state(), QMediaPlayer::PausedState);
+    QCOMPARE(playingChangedSpy.count(),   playingChanged);
+    QCOMPARE(pausedChangedSpy.count(),  ++pausedChanged);
+    QCOMPARE(startedSpy.count(),          started);
+    QCOMPARE(pausedSpy.count(),         ++paused);
+    QCOMPARE(resumedSpy.count(),          resumed);
+    QCOMPARE(stoppedSpy.count(),          stopped);
+
+    // setPaused(true) when paused.
+    audio.setPaused(true);
+    QCOMPARE(audio.isPlaying(), true);
+    QCOMPARE(audio.isPaused(), true);
+    QCOMPARE(provider.playerControl()->state(), QMediaPlayer::PausedState);
+    QCOMPARE(playingChangedSpy.count(),   playingChanged);
+    QCOMPARE(pausedChangedSpy.count(),    pausedChanged);
+    QCOMPARE(startedSpy.count(),          started);
+    QCOMPARE(pausedSpy.count(),           paused);
+    QCOMPARE(resumedSpy.count(),          resumed);
+    QCOMPARE(stoppedSpy.count(),          stopped);
+
+    // pause() when paused.
+    audio.pause();
+    QCOMPARE(audio.isPlaying(), true);
+    QCOMPARE(audio.isPaused(), true);
+    QCOMPARE(provider.playerControl()->state(), QMediaPlayer::PausedState);
+    QCOMPARE(playingChangedSpy.count(),   playingChanged);
+    QCOMPARE(pausedChangedSpy.count(),    pausedChanged);
+    QCOMPARE(startedSpy.count(),          started);
+    QCOMPARE(pausedSpy.count(),           paused);
+    QCOMPARE(resumedSpy.count(),          resumed);
+    QCOMPARE(stoppedSpy.count(),          stopped);
+
+    // setPaused(false) when paused.
+    audio.setPaused(false);
+    QCOMPARE(audio.isPlaying(), true);
+    QCOMPARE(audio.isPaused(), false);
+    QCOMPARE(provider.playerControl()->state(), QMediaPlayer::PlayingState);
+    QCOMPARE(playingChangedSpy.count(),   playingChanged);
+    QCOMPARE(pausedChangedSpy.count(),  ++pausedChanged);
+    QCOMPARE(startedSpy.count(),          started);
+    QCOMPARE(pausedSpy.count(),           paused);
+    QCOMPARE(resumedSpy.count(),        ++resumed);
+    QCOMPARE(stoppedSpy.count(),          stopped);
+
+    // setPaused(false) when playing.
+    audio.setPaused(false);
+    QCOMPARE(audio.isPlaying(), true);
+    QCOMPARE(audio.isPaused(), false);
+    QCOMPARE(provider.playerControl()->state(), QMediaPlayer::PlayingState);
+    QCOMPARE(playingChangedSpy.count(),   playingChanged);
+    QCOMPARE(pausedChangedSpy.count(),    pausedChanged);
+    QCOMPARE(startedSpy.count(),          started);
+    QCOMPARE(pausedSpy.count(),           paused);
+    QCOMPARE(resumedSpy.count(),          resumed);
+    QCOMPARE(stoppedSpy.count(),          stopped);
+
+    // pause() when playing.
+    audio.pause();
+    QCOMPARE(audio.isPlaying(), true);
+    QCOMPARE(audio.isPaused(), true);
+    QCOMPARE(provider.playerControl()->state(), QMediaPlayer::PausedState);
+    QCOMPARE(playingChangedSpy.count(),   playingChanged);
+    QCOMPARE(pausedChangedSpy.count(),  ++pausedChanged);
+    QCOMPARE(startedSpy.count(),          started);
+    QCOMPARE(pausedSpy.count(),         ++paused);
+    QCOMPARE(resumedSpy.count(),          resumed);
+    QCOMPARE(stoppedSpy.count(),          stopped);
+
+    // setPlaying(false) when paused.
+    audio.setPlaying(false);
+    QCOMPARE(audio.isPlaying(), false);
+    QCOMPARE(audio.isPaused(), true);
+    QCOMPARE(provider.playerControl()->state(), QMediaPlayer::StoppedState);
+    QCOMPARE(playingChangedSpy.count(), ++playingChanged);
+    QCOMPARE(pausedChangedSpy.count(),    pausedChanged);
+    QCOMPARE(startedSpy.count(),          started);
+    QCOMPARE(pausedSpy.count(),           paused);
+    QCOMPARE(resumedSpy.count(),          resumed);
+    QCOMPARE(stoppedSpy.count(),        ++stopped);
+
+    // setPaused(true) when stopped and paused.
+    audio.setPaused(true);
+    QCOMPARE(audio.isPlaying(), false);
+    QCOMPARE(audio.isPaused(), true);
+    QCOMPARE(provider.playerControl()->state(), QMediaPlayer::StoppedState);
+    QCOMPARE(playingChangedSpy.count(),   playingChanged);
+    QCOMPARE(pausedChangedSpy.count(),    pausedChanged);
+    QCOMPARE(startedSpy.count(),          started);
+    QCOMPARE(pausedSpy.count(),           paused);
+    QCOMPARE(resumedSpy.count(),          resumed);
+    QCOMPARE(stoppedSpy.count(),          stopped);
+
+    // setPaused(false) when stopped and paused.
+    audio.setPaused(false);
+    QCOMPARE(audio.isPlaying(), false);
+    QCOMPARE(audio.isPaused(), false);
+    QCOMPARE(provider.playerControl()->state(), QMediaPlayer::StoppedState);
+    QCOMPARE(playingChangedSpy.count(),   playingChanged);
+    QCOMPARE(pausedChangedSpy.count(),  ++pausedChanged);
+    QCOMPARE(startedSpy.count(),          started);
+    QCOMPARE(pausedSpy.count(),           paused);
+    QCOMPARE(resumedSpy.count(),          resumed);
+    QCOMPARE(stoppedSpy.count(),          stopped);
+
+    // setPaused(true) when stopped.
+    audio.setPaused(true);
+    QCOMPARE(audio.isPlaying(), false);
+    QCOMPARE(audio.isPaused(), true);
+    QCOMPARE(provider.playerControl()->state(), QMediaPlayer::StoppedState);
+    QCOMPARE(playingChangedSpy.count(),   playingChanged);
+    QCOMPARE(pausedChangedSpy.count(),  ++pausedChanged);
+    QCOMPARE(startedSpy.count(),          started);
+    QCOMPARE(pausedSpy.count(),           paused);
+    QCOMPARE(resumedSpy.count(),          resumed);
+    QCOMPARE(stoppedSpy.count(),          stopped);
+
+    // setPlaying(true) when stopped and paused.
+    audio.setPlaying(true);
+    QCOMPARE(audio.isPlaying(), true);
+    QCOMPARE(audio.isPaused(), true);
+    QCOMPARE(provider.playerControl()->state(), QMediaPlayer::PausedState);
+    QCOMPARE(playingChangedSpy.count(), ++playingChanged);
+    QCOMPARE(pausedChangedSpy.count(),    pausedChanged);
+    QCOMPARE(startedSpy.count(),        ++started);
+    QCOMPARE(pausedSpy.count(),         ++paused);
+    QCOMPARE(resumedSpy.count(),          resumed);
+    QCOMPARE(stoppedSpy.count(),          stopped);
+
+    // play() when paused.
+    audio.play();
+    QCOMPARE(audio.isPlaying(), true);
+    QCOMPARE(audio.isPaused(), false);
+    QCOMPARE(provider.playerControl()->state(), QMediaPlayer::PlayingState);
+    QCOMPARE(playingChangedSpy.count(),   playingChanged);
+    QCOMPARE(pausedChangedSpy.count(),  ++pausedChanged);
+    QCOMPARE(startedSpy.count(),          started);
+    QCOMPARE(pausedSpy.count(),           paused);
+    QCOMPARE(resumedSpy.count(),        ++resumed);
+    QCOMPARE(stoppedSpy.count(),          stopped);
+
+    // setPaused(true) when playing.
+    audio.setPaused(true);
+    QCOMPARE(audio.isPlaying(), true);
+    QCOMPARE(audio.isPaused(), true);
+    QCOMPARE(provider.playerControl()->state(), QMediaPlayer::PausedState);
+    QCOMPARE(playingChangedSpy.count(),   playingChanged);
+    QCOMPARE(pausedChangedSpy.count(),  ++pausedChanged);
+    QCOMPARE(startedSpy.count(),          started);
+    QCOMPARE(pausedSpy.count(),         ++paused);
+    QCOMPARE(resumedSpy.count(),          resumed);
+    QCOMPARE(stoppedSpy.count(),          stopped);
+
+    // stop() when paused.
+    audio.stop();
+    QCOMPARE(audio.isPlaying(), false);
+    QCOMPARE(audio.isPaused(), false);
+    QCOMPARE(provider.playerControl()->state(), QMediaPlayer::StoppedState);
+    QCOMPARE(playingChangedSpy.count(), ++playingChanged);
+    QCOMPARE(pausedChangedSpy.count(),  ++pausedChanged);
+    QCOMPARE(startedSpy.count(),          started);
+    QCOMPARE(pausedSpy.count(),           paused);
+    QCOMPARE(resumedSpy.count(),          resumed);
+    QCOMPARE(stoppedSpy.count(),        ++stopped);
+
+    // setPaused(true) when stopped.
+    audio.setPaused(true);
+    QCOMPARE(audio.isPlaying(), false);
+    QCOMPARE(audio.isPaused(), true);
+    QCOMPARE(provider.playerControl()->state(), QMediaPlayer::StoppedState);
+    QCOMPARE(playingChangedSpy.count(),   playingChanged);
+    QCOMPARE(pausedChangedSpy.count(),  ++pausedChanged);
+    QCOMPARE(startedSpy.count(),          started);
+    QCOMPARE(pausedSpy.count(),           paused);
+    QCOMPARE(resumedSpy.count(),          resumed);
+    QCOMPARE(stoppedSpy.count(),          stopped);
+
+    // stop() when stopped and paused.
+    audio.stop();
+    QCOMPARE(audio.isPlaying(), false);
+    QCOMPARE(audio.isPaused(), false);
+    QCOMPARE(provider.playerControl()->state(), QMediaPlayer::StoppedState);
+    QCOMPARE(playingChangedSpy.count(),   playingChanged);
+    QCOMPARE(pausedChangedSpy.count(),  ++pausedChanged);
+    QCOMPARE(startedSpy.count(),          started);
+    QCOMPARE(pausedSpy.count(),           paused);
+    QCOMPARE(resumedSpy.count(),          resumed);
+    QCOMPARE(stoppedSpy.count(),          stopped);
+
+    // pause() when stopped.
+    audio.pause();
+    QCOMPARE(audio.isPlaying(), true);
+    QCOMPARE(audio.isPaused(), true);
+    QCOMPARE(provider.playerControl()->state(), QMediaPlayer::PausedState);
+    QCOMPARE(playingChangedSpy.count(), ++playingChanged);
+    QCOMPARE(pausedChangedSpy.count(),  ++pausedChanged);
+    QCOMPARE(startedSpy.count(),        ++started);
+    QCOMPARE(pausedSpy.count(),         ++paused);
+    QCOMPARE(resumedSpy.count(),          resumed);
+    QCOMPARE(stoppedSpy.count(),          stopped);
+
+    // setPlaying(false) when paused.
+    audio.setPlaying(false);
+    QCOMPARE(audio.isPlaying(), false);
+    QCOMPARE(audio.isPaused(), true);
+    QCOMPARE(provider.playerControl()->state(), QMediaPlayer::StoppedState);
+    QCOMPARE(playingChangedSpy.count(), ++playingChanged);
+    QCOMPARE(pausedChangedSpy.count(),    pausedChanged);
+    QCOMPARE(startedSpy.count(),          started);
+    QCOMPARE(pausedSpy.count(),           paused);
+    QCOMPARE(resumedSpy.count(),          resumed);
+    QCOMPARE(stoppedSpy.count(),        ++stopped);
+
+    // pause() when stopped and paused.
+    audio.pause();
+    QCOMPARE(audio.isPlaying(), true);
+    QCOMPARE(audio.isPaused(), true);
+    QCOMPARE(provider.playerControl()->state(), QMediaPlayer::PausedState);
+    QCOMPARE(playingChangedSpy.count(), ++playingChanged);
+    QCOMPARE(pausedChangedSpy.count(),    pausedChanged);
+    QCOMPARE(startedSpy.count(),        ++started);
+    QCOMPARE(pausedSpy.count(),         ++paused);
+    QCOMPARE(resumedSpy.count(),          resumed);
+    QCOMPARE(stoppedSpy.count(),          stopped);
+
+    // setPlaying(false) when paused.
+    audio.setPlaying(false);
+    QCOMPARE(audio.isPlaying(), false);
+    QCOMPARE(audio.isPaused(), true);
+    QCOMPARE(provider.playerControl()->state(), QMediaPlayer::StoppedState);
+    QCOMPARE(playingChangedSpy.count(), ++playingChanged);
+    QCOMPARE(pausedChangedSpy.count(),    pausedChanged);
+    QCOMPARE(startedSpy.count(),          started);
+    QCOMPARE(pausedSpy.count(),           paused);
+    QCOMPARE(resumedSpy.count(),          resumed);
+    QCOMPARE(stoppedSpy.count(),        ++stopped);
+
+    // play() when stopped and paused.
+    audio.play();
+    QCOMPARE(audio.isPlaying(), true);
+    QCOMPARE(audio.isPaused(), false);
+    QCOMPARE(provider.playerControl()->state(), QMediaPlayer::PlayingState);
+    QCOMPARE(playingChangedSpy.count(), ++playingChanged);
+    QCOMPARE(pausedChangedSpy.count(),  ++pausedChanged);
+    QCOMPARE(startedSpy.count(),        ++started);
+    QCOMPARE(pausedSpy.count(),           paused);
+    QCOMPARE(resumedSpy.count(),          resumed);
+    QCOMPARE(stoppedSpy.count(),          stopped);
+}
+
+void tst_QmlAudio::duration()
+{
+    QtTestMediaServiceProvider provider;
+    QmlAudio audio;
+
+    QSignalSpy spy(&audio, SIGNAL(durationChanged()));
+
+    QCOMPARE(audio.duration(), 0);
+
+    provider.playerControl()->setDuration(4040);
+    QCOMPARE(audio.duration(), 4040);
+    QCOMPARE(spy.count(), 1);
+
+    provider.playerControl()->setDuration(-129);
+    QCOMPARE(audio.duration(), -129);
+    QCOMPARE(spy.count(), 2);
+
+    provider.playerControl()->setDuration(0);
+    QCOMPARE(audio.duration(), 0);
+    QCOMPARE(spy.count(), 3);
+
+    // Unnecessary duration changed signals aren't filtered.
+    provider.playerControl()->setDuration(0);
+    QCOMPARE(audio.duration(), 0);
+    QCOMPARE(spy.count(), 4);
+}
+
+void tst_QmlAudio::position()
+{
+    QtTestMediaServiceProvider provider;
+    QmlAudio audio;
+
+    QSignalSpy spy(&audio, SIGNAL(positionChanged()));
+
+    QCOMPARE(audio.position(), 0);
+
+    // QmlAudio won't bound set positions to the duration.  A media service may though.
+    QCOMPARE(audio.duration(), 0);
+
+    audio.setPosition(450);
+    QCOMPARE(audio.position(), 450);
+    QCOMPARE(provider.playerControl()->position(), qint64(450));
+    QCOMPARE(spy.count(), 1);
+
+    audio.setPosition(-5403);
+    QCOMPARE(audio.position(), -5403);
+    QCOMPARE(provider.playerControl()->position(), qint64(-5403));
+    QCOMPARE(spy.count(), 2);
+
+    audio.setPosition(-5403);
+    QCOMPARE(audio.position(), -5403);
+    QCOMPARE(provider.playerControl()->position(), qint64(-5403));
+    QCOMPARE(spy.count(), 3);
+
+    // Check the signal change signal is emitted if the change originates from the media service.
+    provider.playerControl()->setPosition(0);
+    QCOMPARE(audio.position(), 0);
+    QCOMPARE(spy.count(), 4);
+
+    connect(&audio, SIGNAL(positionChanged()), &QTestEventLoop::instance(), SLOT(exitLoop()));
+
+    provider.playerControl()->updateState(QMediaPlayer::PlayingState);
+    QTestEventLoop::instance().enterLoop(1);
+    QVERIFY(spy.count() > 4 && spy.count() < 7); // 5 or 6
+
+    provider.playerControl()->updateState(QMediaPlayer::PausedState);
+    QTestEventLoop::instance().enterLoop(1);
+    QVERIFY(spy.count() < 7);
+}
+
+void tst_QmlAudio::volume()
+{
+    QtTestMediaServiceProvider provider;
+    QmlAudio audio;
+
+    QSignalSpy spy(&audio, SIGNAL(volumeChanged()));
+
+    QCOMPARE(audio.volume(), qreal(0.5));
+
+    audio.setVolume(0.7);
+    QCOMPARE(audio.volume(), qreal(0.7));
+    QCOMPARE(provider.playerControl()->volume(), 70);
+    QCOMPARE(spy.count(), 1);
+
+    audio.setVolume(0.7);
+    QCOMPARE(audio.volume(), qreal(0.7));
+    QCOMPARE(provider.playerControl()->volume(), 70);
+    QCOMPARE(spy.count(), 2);
+
+    provider.playerControl()->setVolume(30);
+    QCOMPARE(audio.volume(), qreal(0.3));
+    QCOMPARE(spy.count(), 3);
+}
+
+void tst_QmlAudio::muted()
+{
+    QtTestMediaServiceProvider provider;
+    QmlAudio audio;
+
+    QSignalSpy spy(&audio, SIGNAL(mutedChanged()));
+
+    QCOMPARE(audio.isMuted(), false);
+
+    audio.setMuted(true);
+    QCOMPARE(audio.isMuted(), true);
+    QCOMPARE(provider.playerControl()->isMuted(), true);
+    QCOMPARE(spy.count(), 1);
+
+    provider.playerControl()->setMuted(false);
+    QCOMPARE(audio.isMuted(), false);
+    QCOMPARE(spy.count(), 2);
+
+    audio.setMuted(false);
+    QCOMPARE(audio.isMuted(), false);
+    QCOMPARE(provider.playerControl()->isMuted(), false);
+    QCOMPARE(spy.count(), 3);
+}
+
+void tst_QmlAudio::bufferProgress()
+{
+    QtTestMediaServiceProvider provider;
+    QmlAudio audio;
+
+    QSignalSpy spy(&audio, SIGNAL(bufferProgressChanged()));
+
+    QCOMPARE(audio.bufferProgress(), qreal(0.0));
+
+    provider.playerControl()->setBufferStatus(20);
+    QCOMPARE(audio.bufferProgress(), qreal(0.2));
+    QCOMPARE(spy.count(), 1);
+
+    provider.playerControl()->setBufferStatus(20);
+    QCOMPARE(audio.bufferProgress(), qreal(0.2));
+    QCOMPARE(spy.count(), 2);
+
+    provider.playerControl()->setBufferStatus(40);
+    QCOMPARE(audio.bufferProgress(), qreal(0.4));
+    QCOMPARE(spy.count(), 3);
+
+    connect(&audio, SIGNAL(positionChanged()), &QTestEventLoop::instance(), SLOT(exitLoop()));
+
+    provider.playerControl()->updateMediaStatus(
+            QMediaPlayer::BufferingMedia, QMediaPlayer::PlayingState);
+    QTestEventLoop::instance().enterLoop(1);
+    QVERIFY(spy.count() > 3 && spy.count() < 6); // 4 or 5
+
+    provider.playerControl()->updateMediaStatus(QMediaPlayer::BufferedMedia);
+    QTestEventLoop::instance().enterLoop(1);
+    QVERIFY(spy.count() < 6);
+}
+
+void tst_QmlAudio::seekable()
+{
+    QtTestMediaServiceProvider provider;
+    QmlAudio audio;
+
+    QSignalSpy spy(&audio, SIGNAL(seekableChanged()));
+
+    QCOMPARE(audio.isSeekable(), false);
+
+    provider.playerControl()->setSeekable(true);
+    QCOMPARE(audio.isSeekable(), true);
+    QCOMPARE(spy.count(), 1);
+
+    provider.playerControl()->setSeekable(true);
+    QCOMPARE(audio.isSeekable(), true);
+    QCOMPARE(spy.count(), 2);
+
+    provider.playerControl()->setSeekable(false);
+    QCOMPARE(audio.isSeekable(), false);
+    QCOMPARE(spy.count(), 3);
+}
+
+void tst_QmlAudio::playbackRate()
+{
+    QtTestMediaServiceProvider provider;
+    QmlAudio audio;
+
+    QSignalSpy spy(&audio, SIGNAL(playbackRateChanged()));
+
+    QCOMPARE(audio.playbackRate(), qreal(1.0));
+
+    audio.setPlaybackRate(0.5);
+    QCOMPARE(audio.playbackRate(), qreal(0.5));
+    QCOMPARE(provider.playerControl()->playbackRate(), qreal(0.5));
+    QCOMPARE(spy.count(), 1);
+
+    provider.playerControl()->setPlaybackRate(2.0);
+    QCOMPARE(provider.playerControl()->playbackRate(), qreal(2.0));
+    QCOMPARE(spy.count(), 2);
+
+    audio.setPlaybackRate(2.0);
+    QCOMPARE(audio.playbackRate(), qreal(2.0));
+    QCOMPARE(provider.playerControl()->playbackRate(), qreal(2.0));
+    QCOMPARE(spy.count(), 3);
+}
+
+void tst_QmlAudio::status()
+{
+    QtTestMediaServiceProvider provider;
+    QmlAudio audio;
+
+    QSignalSpy statusChangedSpy(&audio, SIGNAL(statusChanged()));
+    QSignalSpy loadedSpy(&audio, SIGNAL(loaded()));
+    QSignalSpy bufferingSpy(&audio, SIGNAL(buffering()));
+    QSignalSpy stalledSpy(&audio, SIGNAL(stalled()));
+    QSignalSpy bufferedSpy(&audio, SIGNAL(buffered()));
+    QSignalSpy endOfMediaSpy(&audio, SIGNAL(endOfMedia()));
+
+    QCOMPARE(audio.status(), QmlAudio::NoMedia);
+
+    // Set media, start loading.
+    provider.playerControl()->updateMediaStatus(QMediaPlayer::LoadingMedia);
+    QCOMPARE(audio.status(), QmlAudio::Loading);
+    QCOMPARE(statusChangedSpy.count(), 1);
+    QCOMPARE(loadedSpy.count(), 0);
+    QCOMPARE(bufferingSpy.count(), 0);
+    QCOMPARE(stalledSpy.count(), 0);
+    QCOMPARE(bufferedSpy.count(), 0);
+    QCOMPARE(endOfMediaSpy.count(), 0);
+
+    // Finish loading.
+    provider.playerControl()->updateMediaStatus(QMediaPlayer::LoadedMedia);
+    QCOMPARE(audio.status(), QmlAudio::Loaded);
+    QCOMPARE(statusChangedSpy.count(), 2);
+    QCOMPARE(loadedSpy.count(), 1);
+    QCOMPARE(bufferingSpy.count(), 0);
+    QCOMPARE(stalledSpy.count(), 0);
+    QCOMPARE(bufferedSpy.count(), 0);
+    QCOMPARE(endOfMediaSpy.count(), 0);
+
+    // Play, start buffering.
+    provider.playerControl()->updateMediaStatus(
+            QMediaPlayer::StalledMedia, QMediaPlayer::PlayingState);
+    QCOMPARE(audio.status(), QmlAudio::Stalled);
+    QCOMPARE(statusChangedSpy.count(), 3);
+    QCOMPARE(loadedSpy.count(), 1);
+    QCOMPARE(bufferingSpy.count(), 0);
+    QCOMPARE(stalledSpy.count(), 1);
+    QCOMPARE(bufferedSpy.count(), 0);
+    QCOMPARE(endOfMediaSpy.count(), 0);
+
+    // Enough data buffered to proceed.
+    provider.playerControl()->updateMediaStatus(QMediaPlayer::BufferingMedia);
+    QCOMPARE(audio.status(), QmlAudio::Buffering);
+    QCOMPARE(statusChangedSpy.count(), 4);
+    QCOMPARE(loadedSpy.count(), 1);
+    QCOMPARE(bufferingSpy.count(), 1);
+    QCOMPARE(stalledSpy.count(), 1);
+    QCOMPARE(bufferedSpy.count(), 0);
+    QCOMPARE(endOfMediaSpy.count(), 0);
+
+    // Errant second buffering status changed.
+    provider.playerControl()->updateMediaStatus(QMediaPlayer::BufferingMedia);
+    QCOMPARE(audio.status(), QmlAudio::Buffering);
+    QCOMPARE(statusChangedSpy.count(), 4);
+    QCOMPARE(loadedSpy.count(), 1);
+    QCOMPARE(bufferingSpy.count(), 1);
+    QCOMPARE(stalledSpy.count(), 1);
+    QCOMPARE(bufferedSpy.count(), 0);
+    QCOMPARE(endOfMediaSpy.count(), 0);
+
+    // Buffer full.
+    provider.playerControl()->updateMediaStatus(QMediaPlayer::BufferedMedia);
+    QCOMPARE(audio.status(), QmlAudio::Buffered);
+    QCOMPARE(statusChangedSpy.count(), 5);
+    QCOMPARE(loadedSpy.count(), 1);
+    QCOMPARE(bufferingSpy.count(), 1);
+    QCOMPARE(stalledSpy.count(), 1);
+    QCOMPARE(bufferedSpy.count(), 1);
+    QCOMPARE(endOfMediaSpy.count(), 0);
+
+    // Buffer getting low.
+    provider.playerControl()->updateMediaStatus(QMediaPlayer::BufferingMedia);
+    QCOMPARE(audio.status(), QmlAudio::Buffering);
+    QCOMPARE(statusChangedSpy.count(), 6);
+    QCOMPARE(loadedSpy.count(), 1);
+    QCOMPARE(bufferingSpy.count(), 2);
+    QCOMPARE(stalledSpy.count(), 1);
+    QCOMPARE(bufferedSpy.count(), 1);
+    QCOMPARE(endOfMediaSpy.count(), 0);
+
+    // Buffer full.
+    provider.playerControl()->updateMediaStatus(QMediaPlayer::BufferedMedia);
+    QCOMPARE(audio.status(), QmlAudio::Buffered);
+    QCOMPARE(statusChangedSpy.count(), 7);
+    QCOMPARE(loadedSpy.count(), 1);
+    QCOMPARE(bufferingSpy.count(), 2);
+    QCOMPARE(stalledSpy.count(), 1);
+    QCOMPARE(bufferedSpy.count(), 2);
+    QCOMPARE(endOfMediaSpy.count(), 0);
+
+    // Finished.
+    provider.playerControl()->updateMediaStatus(
+            QMediaPlayer::EndOfMedia, QMediaPlayer::StoppedState);
+    QCOMPARE(audio.status(), QmlAudio::EndOfMedia);
+    QCOMPARE(statusChangedSpy.count(), 8);
+    QCOMPARE(loadedSpy.count(), 1);
+    QCOMPARE(bufferingSpy.count(), 2);
+    QCOMPARE(stalledSpy.count(), 1);
+    QCOMPARE(bufferedSpy.count(), 2);
+    QCOMPARE(endOfMediaSpy.count(), 1);
+}
+
+void tst_QmlAudio::metaData_data()
+{
+    QTest::addColumn<QByteArray>("propertyName");
+    QTest::addColumn<QtMedia::MetaData>("propertyKey");
+    QTest::addColumn<QVariant>("value1");
+    QTest::addColumn<QVariant>("value2");
+
+    QTest::newRow("title")
+            << QByteArray("title")
+            << QtMedia::Title
+            << QVariant(QString::fromLatin1("This is a title"))
+            << QVariant(QString::fromLatin1("This is another title"));
+
+    QTest::newRow("genre")
+            << QByteArray("genre")
+            << QtMedia::Genre
+            << QVariant(QString::fromLatin1("rock"))
+            << QVariant(QString::fromLatin1("pop"));
+
+    QTest::newRow("trackNumber")
+            << QByteArray("trackNumber")
+            << QtMedia::TrackNumber
+            << QVariant(8)
+            << QVariant(12);
+}
+
+void tst_QmlAudio::metaData()
+{
+    QFETCH(QByteArray, propertyName);
+    QFETCH(QtMedia::MetaData, propertyKey);
+    QFETCH(QVariant, value1);
+    QFETCH(QVariant, value2);
+
+    QtTestMediaServiceProvider provider;
+    QmlAudio audio;
+
+    QSignalSpy spy(&audio, SIGNAL(__metaDataChanged()));
+
+    const int index = audio.metaObject()->indexOfProperty(propertyName.constData());
+    QVERIFY(index != -1);
+
+    QMetaProperty property = audio.metaObject()->property(index);
+    QCOMPARE(property.read(&audio), QVariant());
+
+    property.write(&audio, value1);
+    QCOMPARE(property.read(&audio), value1);
+    QCOMPARE(provider.metaDataControl()->metaData(propertyKey), value1);
+    QCOMPARE(spy.count(), 1);
+
+    provider.metaDataControl()->setMetaData(propertyKey, value2);
+    QCOMPARE(property.read(&audio), value2);
+    QCOMPARE(spy.count(), 2);
+}
+
+void tst_QmlAudio::error()
+{
+    const QString errorString = QLatin1String("Failed to open device.");
+
+    QtTestMediaServiceProvider provider;
+    QmlAudio audio;
+
+    QSignalSpy errorSpy(&audio, SIGNAL(error(QmlAudio::Error,QString)));
+    QSignalSpy errorChangedSpy(&audio, SIGNAL(errorChanged()));
+
+    QCOMPARE(audio.error(), QmlAudio::NoError);
+    QCOMPARE(audio.errorString(), QString());
+
+    provider.playerControl()->emitError(QMediaPlayer::ResourceError, errorString);
+
+    QCOMPARE(audio.error(), QmlAudio::ResourceError);
+    QCOMPARE(audio.errorString(), errorString);
+    QCOMPARE(errorSpy.count(), 1);
+    QCOMPARE(errorChangedSpy.count(), 1);
+
+    // Changing the source resets the error properties.
+    audio.setSource(QUrl("http://example.com"));
+    QCOMPARE(audio.error(), QmlAudio::NoError);
+    QCOMPARE(audio.errorString(), QString());
+    QCOMPARE(errorSpy.count(), 1);
+    QCOMPARE(errorChangedSpy.count(), 2);
+
+    // But isn't noisy.
+    audio.setSource(QUrl("file:///file/path"));
+    QCOMPARE(audio.error(), QmlAudio::NoError);
+    QCOMPARE(audio.errorString(), QString());
+    QCOMPARE(errorSpy.count(), 1);
+    QCOMPARE(errorChangedSpy.count(), 2);
+}
+
+
+QTEST_MAIN(tst_QmlAudio)
+
+#include "tst_qmlaudio.moc"