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+/****************************************************************************
+**
+** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the test suite 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 Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/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 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, Digia gives you certain additional
+** rights.  These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+
+#ifndef MODELTEST_H
+#define MODELTEST_H
+
+#include <QtCore/QObject>
+#include <QtCore/QAbstractItemModel>
+#include <QtCore/QStack>
+
+class ModelTest : public QObject
+{
+  Q_OBJECT
+
+public:
+  ModelTest( QAbstractItemModel *model, QObject *parent = 0 );
+
+private Q_SLOTS:
+  void nonDestructiveBasicTest();
+  void rowCount();
+  void columnCount();
+  void hasIndex();
+  void index();
+  void parent();
+  void data();
+
+protected Q_SLOTS:
+  void runAllTests();
+  void layoutAboutToBeChanged();
+  void layoutChanged();
+  void rowsAboutToBeInserted( const QModelIndex &parent, int start, int end );
+  void rowsInserted( const QModelIndex & parent, int start, int end );
+  void rowsAboutToBeRemoved( const QModelIndex &parent, int start, int end );
+  void rowsRemoved( const QModelIndex & parent, int start, int end );
+
+private:
+  void checkChildren( const QModelIndex &parent, int currentDepth = 0 );
+
+  QAbstractItemModel *model;
+
+  struct Changing {
+    QModelIndex parent;
+    int oldSize;
+    QVariant last;
+    QVariant next;
+  };
+  QStack<Changing> insert;
+  QStack<Changing> remove;
+
+  bool fetchingMore;
+
+  QList<QPersistentModelIndex> changing;
+};
+
+#endif