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 #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