#unittest {
    name: "Register protection test.";
    result: 3;
};

class Label {
    var text;
}

class CollectionView {
    var Label1;
    
    func DidSelectCell(p1, p2, p3) {
        Label1.text = self.selectedItems().count;
    }
    
    func selectedItems() {
        return [1,2,3];
    }
    
    func init() {
        Label1 = Label();
    }
}

func main() {
    var CollectionView1 = CollectionView();
    CollectionView1.DidSelectCell(0,0,0);
    return CollectionView1.Label1.text;
}