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#include <QtTest/QtTest>

#include <QtCore/qtimer.h>

#include <qmediaobject.h>

#include <qmediaservice.h>

#include <qmetadatacontrol.h>

QT_USE_NAMESPACE

class tst_QMediaObject : public QObject

{

    Q_OBJECT

private slots:

    void propertyWatch();

    void notifySignals_data();

    void notifySignals();

    void notifyInterval_data();

    void notifyInterval();

    void nullMetaDataControl();

    void isMetaDataAvailable();

    void isWritable();

    void metaDataChanged();

    void metaData_data();

    void metaData();

    void setMetaData_data();

    void setMetaData();

    void extendedMetaData_data() { metaData_data(); }

    void extendedMetaData();

    void setExtendedMetaData_data() { extendedMetaData_data(); }

    void setExtendedMetaData();

private:

    void setupNotifyTests();

};

class QtTestMetaDataProvider : public QMetaDataControl

{

    Q_OBJECT

public:

    QtTestMetaDataProvider(QObject *parent = 0)

        : QMetaDataControl(parent)

        , m_available(false)

        , m_writable(false)

    {

    }

    bool isMetaDataAvailable() const { return m_available; }

    void setMetaDataAvailable(bool available) {

        if (m_available != available)

            emit metaDataAvailableChanged(m_available = available);

    }

    QList<QtMediaServices::MetaData> availableMetaData() const { return m_data.keys(); }

    bool isWritable() const { return m_writable; }

    void setWritable(bool writable) { emit writableChanged(m_writable = writable); }

    QVariant metaData(QtMediaServices::MetaData key) const { return m_data.value(key); }

    void setMetaData(QtMediaServices::MetaData key, const QVariant &value) {

        m_data.insert(key, value); }

    QVariant extendedMetaData(const QString &key) const { return m_extendedData.value(key); }

    void setExtendedMetaData(const QString &key, const QVariant &value) {

        m_extendedData.insert(key, value); }

    QStringList availableExtendedMetaData() const { return m_extendedData.keys(); }

    using QMetaDataControl::metaDataChanged;

    void populateMetaData()

    {

        m_available = true;

    }

    bool m_available;

    bool m_writable;

    QMap<QtMediaServices::MetaData, QVariant> m_data;

    QMap<QString, QVariant> m_extendedData;

};

class QtTestMetaDataService : public QMediaService

{

    Q_OBJECT

public:

    QtTestMetaDataService(QObject *parent = 0):QMediaService(parent), hasMetaData(true)

    {

    }

    QMediaControl *control(const char *iid) const

    {

        if (hasMetaData && qstrcmp(iid, QMetaDataControl_iid) == 0)

            return const_cast<QtTestMetaDataProvider *>(&metaData);

        else

            return 0;

    }

    QtTestMetaDataProvider metaData;

    bool hasMetaData;

};

class QtTestMediaObject : public QMediaObject

{

    Q_OBJECT

    Q_PROPERTY(int a READ a WRITE setA NOTIFY aChanged)

    Q_PROPERTY(int b READ b WRITE setB NOTIFY bChanged)

    Q_PROPERTY(int c READ c WRITE setC NOTIFY cChanged)

    Q_PROPERTY(int d READ d WRITE setD)

public:

    QtTestMediaObject(QMediaService *service = 0): QMediaObject(0, service), m_a(0), m_b(0), m_c(0), m_d(0) {}

    using QMediaObject::addPropertyWatch;

    using QMediaObject::removePropertyWatch;

    int a() const { return m_a; }

    void setA(int a) { m_a = a; }

    int b() const { return m_b; }

    void setB(int b) { m_b = b; }

    int c() const { return m_c; }

    void setC(int c) { m_c = c; }

    int d() const { return m_d; }

    void setD(int d) { m_d = d; }

Q_SIGNALS:

    void aChanged(int a);

    void bChanged(int b);

    void cChanged(int c);

private:

    int m_a;

    int m_b;

    int m_c;

    int m_d;

};

void tst_QMediaObject::propertyWatch()

{

    QtTestMediaObject object;

    object.setNotifyInterval(0);

    QEventLoop loop;

    connect(&object, SIGNAL(aChanged(int)), &QTestEventLoop::instance(), SLOT(exitLoop()));

    connect(&object, SIGNAL(bChanged(int)), &QTestEventLoop::instance(), SLOT(exitLoop()));

    connect(&object, SIGNAL(cChanged(int)), &QTestEventLoop::instance(), SLOT(exitLoop()));

    QSignalSpy aSpy(&object, SIGNAL(aChanged(int)));

    QSignalSpy bSpy(&object, SIGNAL(bChanged(int)));

    QSignalSpy cSpy(&object, SIGNAL(cChanged(int)));

    QTestEventLoop::instance().enterLoop(1);

    QCOMPARE(aSpy.count(), 0);

    QCOMPARE(bSpy.count(), 0);

    QCOMPARE(cSpy.count(), 0);

    int aCount = 0;

    int bCount = 0;

    int cCount = 0;

    object.addPropertyWatch("a");

    QTestEventLoop::instance().enterLoop(1);

    QVERIFY(aSpy.count() > aCount);

    QCOMPARE(bSpy.count(), 0);

    QCOMPARE(cSpy.count(), 0);

    QCOMPARE(aSpy.last().value(0).toInt(), 0);

    aCount = aSpy.count();

    object.setA(54);

    object.setB(342);

    object.setC(233);

    QTestEventLoop::instance().enterLoop(1);

    QVERIFY(aSpy.count() > aCount);

    QCOMPARE(bSpy.count(), 0);

    QCOMPARE(cSpy.count(), 0);

    QCOMPARE(aSpy.last().value(0).toInt(), 54);

    aCount = aSpy.count();

    object.addPropertyWatch("b");

    object.addPropertyWatch("d");

    object.removePropertyWatch("e");

    object.setA(43);

    object.setB(235);

    object.setC(90);

    QTestEventLoop::instance().enterLoop(1);

    QVERIFY(aSpy.count() > aCount);

    QVERIFY(bSpy.count() > bCount);

    QCOMPARE(cSpy.count(), 0);

    QCOMPARE(aSpy.last().value(0).toInt(), 43);

    QCOMPARE(bSpy.last().value(0).toInt(), 235);

    aCount = aSpy.count();

    bCount = bSpy.count();

    object.removePropertyWatch("a");

    object.addPropertyWatch("c");

    object.addPropertyWatch("e");

    QTestEventLoop::instance().enterLoop(1);

    QCOMPARE(aSpy.count(), aCount);

    QVERIFY(bSpy.count() > bCount);

    QVERIFY(cSpy.count() > cCount);

    QCOMPARE(bSpy.last().value(0).toInt(), 235);

    QCOMPARE(cSpy.last().value(0).toInt(), 90);

    bCount = bSpy.count();

    cCount = cSpy.count();

    object.setA(435);

    object.setC(9845);

    QTestEventLoop::instance().enterLoop(1);

    QCOMPARE(aSpy.count(), aCount);

    QVERIFY(bSpy.count() > bCount);

    QVERIFY(cSpy.count() > cCount);

    QCOMPARE(bSpy.last().value(0).toInt(), 235);

    QCOMPARE(cSpy.last().value(0).toInt(), 9845);

    bCount = bSpy.count();

    cCount = cSpy.count();

    object.setA(8432);

    object.setB(324);

    object.setC(443);

    object.removePropertyWatch("c");

    object.removePropertyWatch("d");

    QTestEventLoop::instance().enterLoop(1);

    QCOMPARE(aSpy.count(), aCount);

    QVERIFY(bSpy.count() > bCount);

    QCOMPARE(cSpy.count(), cCount);

    QCOMPARE(bSpy.last().value(0).toInt(), 324);

    QCOMPARE(cSpy.last().value(0).toInt(), 9845);

    bCount = bSpy.count();

    object.removePropertyWatch("b");

    QTestEventLoop::instance().enterLoop(1);

    QCOMPARE(aSpy.count(), aCount);

    QCOMPARE(bSpy.count(), bCount);

    QCOMPARE(cSpy.count(), cCount);

}

void tst_QMediaObject::setupNotifyTests()

{

    QTest::addColumn<int>("interval");

    QTest::addColumn<int>("count");

    QTest::newRow("single 750ms")

            << 750

            << 1;

    QTest::newRow("single 600ms")

            << 600

            << 1;

    QTest::newRow("x3 300ms")

            << 300

            << 3;

    QTest::newRow("x5 180ms")

            << 180

            << 5;

}

void tst_QMediaObject::notifySignals_data()

{

    setupNotifyTests();

}

void tst_QMediaObject::notifySignals()

{

    QFETCH(int, interval);

    QFETCH(int, count);

    QtTestMediaObject object;

    object.setNotifyInterval(interval);

    object.addPropertyWatch("a");

    QSignalSpy spy(&object, SIGNAL(aChanged(int)));

    QTestEventLoop::instance().enterLoop(1);

    QCOMPARE(spy.count(), count);

}

void tst_QMediaObject::notifyInterval_data()

{

    setupNotifyTests();

}

void tst_QMediaObject::notifyInterval()

{

    QFETCH(int, interval);

    QtTestMediaObject object;

    QSignalSpy spy(&object, SIGNAL(notifyIntervalChanged(int)));

    object.setNotifyInterval(interval);

    QCOMPARE(object.notifyInterval(), interval);

    QCOMPARE(spy.count(), 1);

    QCOMPARE(spy.last().value(0).toInt(), interval);

    object.setNotifyInterval(interval);

    QCOMPARE(object.notifyInterval(), interval);

    QCOMPARE(spy.count(), 1);

}

void tst_QMediaObject::nullMetaDataControl()

{

    const QString titleKey(QLatin1String("Title"));

    const QString title(QLatin1String("Host of Seraphim"));

    QtTestMetaDataService service;

    service.hasMetaData = false;

    QtTestMediaObject object(&service);

    QSignalSpy spy(&object, SIGNAL(metaDataChanged()));

    QCOMPARE(object.isMetaDataAvailable(), false);

    QCOMPARE(object.isMetaDataWritable(), false);

    object.setMetaData(QtMediaServices::Title, title);

    object.setExtendedMetaData(titleKey, title);

    QCOMPARE(object.metaData(QtMediaServices::Title).toString(), QString());

    QCOMPARE(object.extendedMetaData(titleKey).toString(), QString());

    QCOMPARE(object.availableMetaData(), QList<QtMediaServices::MetaData>());

    QCOMPARE(object.availableExtendedMetaData(), QStringList());

    QCOMPARE(spy.count(), 0);

}

void tst_QMediaObject::isMetaDataAvailable()

{

    QtTestMetaDataService service;

    service.metaData.setMetaDataAvailable(false);

    QtTestMediaObject object(&service);

    QCOMPARE(object.isMetaDataAvailable(), false);

    QSignalSpy spy(&object, SIGNAL(metaDataAvailableChanged(bool)));

    service.metaData.setMetaDataAvailable(true);

    QCOMPARE(object.isMetaDataAvailable(), true);

    QCOMPARE(spy.count(), 1);

    QCOMPARE(spy.at(0).at(0).toBool(), true);

    service.metaData.setMetaDataAvailable(false);

    QCOMPARE(object.isMetaDataAvailable(), false);

    QCOMPARE(spy.count(), 2);

    QCOMPARE(spy.at(1).at(0).toBool(), false);

}

void tst_QMediaObject::isWritable()

{

    QtTestMetaDataService service;

    service.metaData.setWritable(false);

    QtTestMediaObject object(&service);

    QSignalSpy spy(&object, SIGNAL(metaDataWritableChanged(bool)));

    QCOMPARE(object.isMetaDataWritable(), false);

    service.metaData.setWritable(true);

    QCOMPARE(object.isMetaDataWritable(), true);

    QCOMPARE(spy.count(), 1);

    QCOMPARE(spy.at(0).at(0).toBool(), true);

    service.metaData.setWritable(false);

    QCOMPARE(object.isMetaDataWritable(), false);

    QCOMPARE(spy.count(), 2);

    QCOMPARE(spy.at(1).at(0).toBool(), false);

}

void tst_QMediaObject::metaDataChanged()

{

    QtTestMetaDataService service;

    QtTestMediaObject object(&service);

    QSignalSpy spy(&object, SIGNAL(metaDataChanged()));

    service.metaData.metaDataChanged();

    QCOMPARE(spy.count(), 1);

    service.metaData.metaDataChanged();

    QCOMPARE(spy.count(), 2);

}

void tst_QMediaObject::metaData_data()

{

    QTest::addColumn<QString>("artist");

    QTest::addColumn<QString>("title");

    QTest::addColumn<QString>("genre");

    QTest::newRow("")

            << QString::fromLatin1("Dead Can Dance")

            << QString::fromLatin1("Host of Seraphim")

            << QString::fromLatin1("Awesome");

}

void tst_QMediaObject::metaData()

{

    QFETCH(QString, artist);

    QFETCH(QString, title);

    QFETCH(QString, genre);

    QtTestMetaDataService service;

    service.metaData.populateMetaData();

    QtTestMediaObject object(&service);

    QVERIFY(object.availableMetaData().isEmpty());

    service.metaData.m_data.insert(QtMediaServices::AlbumArtist, artist);

    service.metaData.m_data.insert(QtMediaServices::Title, title);

    service.metaData.m_data.insert(QtMediaServices::Genre, genre);

    QCOMPARE(object.metaData(QtMediaServices::AlbumArtist).toString(), artist);

    QCOMPARE(object.metaData(QtMediaServices::Title).toString(), title);

    QList<QtMediaServices::MetaData> metaDataKeys = object.availableMetaData();

    QCOMPARE(metaDataKeys.size(), 3);

    QVERIFY(metaDataKeys.contains(QtMediaServices::AlbumArtist));

    QVERIFY(metaDataKeys.contains(QtMediaServices::Title));

    QVERIFY(metaDataKeys.contains(QtMediaServices::Genre));

}

void tst_QMediaObject::setMetaData_data()

{

    QTest::addColumn<QString>("title");

    QTest::newRow("")

            << QString::fromLatin1("In the Kingdom of the Blind the One eyed are Kings");

}

void tst_QMediaObject::setMetaData()

{

    QFETCH(QString, title);

    QtTestMetaDataService service;

    service.metaData.populateMetaData();

    QtTestMediaObject object(&service);

    object.setMetaData(QtMediaServices::Title, title);

    QCOMPARE(object.metaData(QtMediaServices::Title).toString(), title);

    QCOMPARE(service.metaData.m_data.value(QtMediaServices::Title).toString(), title);

}

void tst_QMediaObject::extendedMetaData()

{

    QFETCH(QString, artist);

    QFETCH(QString, title);

    QFETCH(QString, genre);

    QtTestMetaDataService service;

    QtTestMediaObject object(&service);

    QVERIFY(object.availableExtendedMetaData().isEmpty());

    service.metaData.m_extendedData.insert(QLatin1String("Artist"), artist);

    service.metaData.m_extendedData.insert(QLatin1String("Title"), title);

    service.metaData.m_extendedData.insert(QLatin1String("Genre"), genre);

    QCOMPARE(object.extendedMetaData(QLatin1String("Artist")).toString(), artist);

    QCOMPARE(object.extendedMetaData(QLatin1String("Title")).toString(), title);