function test_dont_change_order_on_edit()
 {
     $category = Category::find($this->m_id);
     $orden_first = $category->orden;
     $form_data_2 = array('name' => 'TEST_name_22', 'category_id' => NULL);
     Category::create($form_data_2);
     $category3 = Category::last();
     $orden_first = $category->orden;
     $category->update_attributes(array('name' => 'TEST_name'));
     $orden_last = $category->orden;
     $category3->delete();
     $this->_assert_equals($orden_first, $orden_last);
 }
 function __construct()
 {
     parent::__construct(__FILE__);
     // Remember this
     //creamos una categoria de test
     $this->load->model('category');
     $parent_id = NULL;
     $cat_attributes = array('name' => 'TEST_name', 'category_id' => $parent_id);
     Category::create($cat_attributes);
     $this->m_category = Category::find_by_id(Category::last()->id);
     $this->load->model('product');
     //buscamos cuantos productos hay de dicha categoria
     $this->m_category_products_count = Product::count_by_category_id($this->m_category->id);
 }