phpbb_ui_test_case::logout PHP Method

    protected function logout()
    {
        $this->add_lang('ucp');
        if (empty($this->sid)) {
            return;
        }
        $this->visit('ucp.php?sid=' . $this->sid . '&mode=logout');
        $this->assertContains($this->lang('REGISTER'), self::$webDriver->getPageSource());
        unset($this->sid);
    }