protected function setUp()
 {
     $pf = new HeaderPartFactory();
     $cs = new ConsumerService($pf);
     $this->commentConsumer = CommentConsumer::getInstance($cs, $pf);
 }
 /**
  * Returns the CommentConsumer singleton instance.
  * 
  * @return \ZBateson\MailMimeParser\Header\Consumer\CommentConsumer
  */
 public function getCommentConsumer()
 {
     return CommentConsumer::getInstance($this, $this->partFactory);
 }