/**
* Return test execution time
*
* @return string
* @see ____func_see____
* @since 1.0.0
*/
private function getExecTime()
{
$time = number_format($this->end['time'] - $this->start['time'], 4);
$message = trim($this->getMessage('', get_called_class(), $this->getName()));
if (strlen($message) > self::$messageLength) {
self::$messageLength = strlen($message) + 1;
}
return sprintf('%\'.-' . self::$messageLength . 's', trim($message)) . ' ' . sprintf('%8s', $time) . ' sec .....';
}