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 ** This file is part of the test suite of the Qt Toolkit.
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 #ifndef DIGIKAM_MODEL_TEST_H
 #define DIGIKAM_MODEL_TEST_H
 
 // Q tincludes
 
 #include <QObject>
 #include <QAbstractItemModel>
 #include <QStack>
 
 class ModelTest : public QObject
 {
     Q_OBJECT
 
 public:
 
     explicit ModelTest(QAbstractItemModel* const model, QObject* const parent = nullptr);
 
 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);
 
 private:
 
     struct Changing
     {
         QModelIndex parent;
         int         oldSize;
         QVariant    last;
         QVariant    next;
     };
 
 private:
 
     QAbstractItemModel*          model;
 
     QStack<Changing>             insert;
     QStack<Changing>             remove;
 
     bool                         fetchingMore;
 
     QList<QPersistentModelIndex> changing;
 };
 
 #endif // DIGIKAM_MODEL_TEST_H