/**
  * Assert a text is not present
  *
  * @param   text.regex.Pattern pattern
  * @param   string message
  * @throws  unittest.AssertionFailedError  
  */
 public function assertTextPatternNotPresent(Pattern $pattern, $message = 'matched')
 {
     $this->assertEquals(\text\regex\MatchResult::$EMPTY, $pattern->match($this->getDom()->documentElement->textContent), $message);
 }