Redaxscript\Template\Helper::getDescription PHP Метод

    public static function getDescription()
    {
        $lastTable = Registry::get('lastTable');
        $lastId = Registry::get('lastId');
        $metaDescription = Registry::get('metaDescription');
        /* find description */
        if ($metaDescription) {
            $description = $metaDescription;
        } else {
            if ($lastTable && $lastId) {
                $lastContent = Db::forTablePrefix($lastTable)->whereIdIs($lastId)->findOne();
                $description = $lastContent->description;
            }
        }
        /* handle description */
        if ($description) {
            return $description;
        }
        return Db::getSetting('description');
    }

 /**
  * testGetDescription
  *
  * @since 3.0.0
  *
  * @param array $registryArray
  * @param string $expect
  *
  * @dataProvider providerGetDescription
  */
 public function testGetDescription($registryArray = [], $expect = null)
 {
     /* setup */
     $this->_registry->init($registryArray);
     /* actual */
     $actual = Template\Helper::getDescription();
     /* compare */
     $this->assertEquals($expect, $actual);
 }