/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
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** accordance with the commercial license agreement provided with the
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** Software Foundation and appearing in the file LICENSE.LGPLv21 and
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** following information to ensure the GNU Lesser General Public License
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****************************************************************************/

#include <QtCore>
#include <QtTest>
#include <QtQml>

#if defined(Q_OS_WIN)
# define SUFFIX QLatin1String(".dll")
# define DEBUG_SUFFIX QLatin1String("d.dll")

#elif defined(Q_OS_DARWIN)
# define SUFFIX QLatin1String(".dylib")
# define DEBUG_SUFFIX QLatin1String("_debug.dylib")

# else  // Unix
# define SUFFIX QLatin1String(".so")
#endif


class tst_qqmlextensionplugin : public QObject
{
    Q_OBJECT

    bool isDuplicate(QString file, const QList<QString> & files) {
#ifndef DEBUG_SUFFIX
        Q_UNUSED(file)
        Q_UNUSED(files)
        return false;
#else
# ifdef QT_DEBUG
        return !file.endsWith(DEBUG_SUFFIX) && files.contains(file.replace(SUFFIX, DEBUG_SUFFIX));
# else
        return file.endsWith(DEBUG_SUFFIX) && files.contains(file.replace(DEBUG_SUFFIX, SUFFIX));
# endif
#endif
    }

public:
    tst_qqmlextensionplugin() {}

private Q_SLOTS:
    void iidCheck_data();
    void iidCheck();
};


void tst_qqmlextensionplugin::iidCheck_data()
{
    QList<QString> files;
    for (QDirIterator it(QLibraryInfo::location(QLibraryInfo::Qml2ImportsPath), QDirIterator::Subdirectories); it.hasNext(); ) {
        QString file = it.next();
        if (file.endsWith(SUFFIX)) {
            files << file;
        }
    }

    for (QMutableListIterator<QString> it(files); it.hasNext(); ) {
        QString file = it.next();
        if (isDuplicate(file, files)) {
            it.remove();
        }
    }

    QTest::addColumn<QString>("filePath");
    foreach (const QString &file, files) {
        QFileInfo fileInfo(file);
        QTest::newRow(fileInfo.baseName().toLatin1().data()) << fileInfo.absoluteFilePath();
    }
}


void tst_qqmlextensionplugin::iidCheck()
{
    QFETCH(QString, filePath);

    QPluginLoader loader(filePath);
    QVERIFY(loader.load());
    QVERIFY(loader.instance() != Q_NULLPTR);

    if (qobject_cast<QQmlExtensionPlugin *>(loader.instance())) {
        QString iid = loader.metaData().value(QStringLiteral("IID")).toString();
        QCOMPARE(iid, QLatin1String(QQmlExtensionInterface_iid));
    }
}


QTEST_APPLESS_MAIN(tst_qqmlextensionplugin)
#include "tst_qqmlextensionplugin.moc"
