PHPUnit_Extensions_Database_DataSet_AbstractTable::rowToString PHP Method

    protected function rowToString(array $row)
    {
        $rowString = '';
        foreach ($row as $value) {
            if (is_null($value)) {
                $value = 'NULL';
            }
            $rowString .= '| ' . str_pad(substr($value, 0, 20), 20, ' ', STR_PAD_BOTH) . ' ';
        }
        return $rowString . "|\n";
    }