test.php

См. документацию.

<?php
 
require_once($_SERVER["DOCUMENT_ROOT"]."/bitrix/modules/learning/classes/general/test.php");
 
class CTest extends CAllTest
{
    public static function GetRandFunction()
    {
        $connection = \Bitrix\Main\Application::getConnection();
        return $connection->getSqlHelper()->getRandomFunction();
    }
}