/****************************************************************************

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****************************************************************************/

#include <QtTest/QtTest>

#include <QDebug>

QTM_USE_NAMESPACE

class tst_QMediaPluginLoader : public QObject

{

    Q_OBJECT

public slots:

    void initTestCase();

    void cleanupTestCase();

private slots:

    void testInstance();

    void testInstances();

    void testInvalidKey();

private:

    QMediaPluginLoader *loader;

};

void tst_QMediaPluginLoader::initTestCase()

{

    loader = new QMediaPluginLoader(QMediaServiceProviderFactoryInterface_iid,

                                QLatin1String("/mediaservice"),

                                Qt::CaseInsensitive);

}

void tst_QMediaPluginLoader::cleanupTestCase()

{

    delete loader;

}

void tst_QMediaPluginLoader::testInstance()

{

    const QStringList keys = loader->keys();

    if (keys.isEmpty()) // Test is invalidated, skip.

        QSKIP("No plug-ins available", SkipAll);

    foreach (const QString &key, keys)

        QVERIFY(loader->instance(key) != 0);

}

void tst_QMediaPluginLoader::testInstances()

{

    const QStringList keys = loader->keys();

    if (keys.isEmpty()) // Test is invalidated, skip.

        QSKIP("No plug-ins available", SkipAll);

    foreach (const QString &key, keys)

        QVERIFY(loader->instances(key).size() > 0);

}

// Last so as to not interfere with the other tests if there is a failure.

void tst_QMediaPluginLoader::testInvalidKey()

{

    const QString key(QLatin1String("invalid-key"));

    // This test assumes there is no 'invalid-key' in the key list, verify that.

    if (loader->keys().contains(key))

        QSKIP("a plug-in includes the invalid key", SkipAll);

    QVERIFY(loader->instance(key) == 0);

    // Test looking up the key hasn't inserted it into the list. See QMap::operator[].

    QVERIFY(!loader->keys().contains(key));

    QVERIFY(loader->instances(key).isEmpty());

    QVERIFY(!loader->keys().contains(key));

}

QTEST_MAIN(tst_QMediaPluginLoader)

#include "tst_qmediapluginloader.moc"