Phalcon\Test\Mvc\Model\Behavior\Helper::createTree PHP Method

    protected function createTree()
    {
        $cars = new CategoriesManyRoots();
        $cars->name = 'Cars';
        $cars->saveNode();
        $ford = new CategoriesManyRoots();
        $ford->name = 'Ford';
        $audi = new CategoriesManyRoots();
        $audi->name = 'Audi';
        $mercedes = new CategoriesManyRoots();
        $mercedes->name = 'Mercedes';
        $ford->appendTo($cars);
        $mercedes->insertAfter($ford);
        $audi->insertBefore($ford);
        $phones = new CategoriesManyRoots();
        $phones->name = 'Mobile Phones';
        $phones->saveNode();
        $samsung = new CategoriesManyRoots();
        $samsung->name = 'Samsung';
        $motorola = new CategoriesManyRoots();
        $motorola->name = 'Motorola';
        $iphone = new CategoriesManyRoots();
        $iphone->name = 'iPhone';
        $samsung->appendTo($phones);
        $motorola->insertAfter($samsung);
        $iphone->prependTo($phones);
    }