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/****************************************************************************
**
** Copyright (C) 2016 Klaralvdalens Datakonsult AB (KDAB).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the Qt3D module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QT3DCORE_QBACKENDNODETESTER_H
#define QT3DCORE_QBACKENDNODETESTER_H

#include <QObject>
#include <Qt3DCore/qnodeid.h>
#include <Qt3DCore/qnode.h>

QT_BEGIN_NAMESPACE

namespace Qt3DCore {

class QBackendNode;

class QBackendNodeTester : public QObject
{
    Q_OBJECT
public:
    explicit QBackendNodeTester(QObject *parent = 0);

    // Proxies to allow test classes to call private methods on QBackendNode
    void setPeerId(QBackendNode *backend, QNodeId id);

    template<class Backend>
    void simulateInitializationSync(QNode *frontend, Backend *backend)
    {
        Q_ASSERT(frontend);
        Q_ASSERT(backend);

        backend->setPeerId(frontend->id());
        backend->setEnabled(frontend->isEnabled());
        backend->syncFromFrontEnd(frontend, true);
    }
};

} // namespace Qt3DCore

QT_END_NAMESPACE

#endif // QT3DCORE_QBACKENDNODETESTER_H