Doctrine\Tests\Models\ECommerce\ECommerceFeature::getId PHP Метод

    public function getId()
    {
        return $this->id;
    }

 public function assertFeatureForeignKeyIs($value, ECommerceFeature $feature)
 {
     $foreignKey = $this->_em->getConnection()->executeQuery('SELECT product_id FROM ecommerce_features WHERE id=?', array($feature->getId()))->fetchColumn();
     $this->assertEquals($value, $foreignKey);
 }