Alex\MailCatcher\Message::getSender PHP Method

    public function getSender()
    {
        if (null === $this->sender) {
            $this->hydrate();
        }
        return $this->sender;
    }

 /**
  * Asserts whether email was sent by someone (by name)
  *
  * @param string $senderName Name of recipient
  * @param \Alex\MailCatcher\Message $emailMessage   Message sent
  * @param string $message What to say if it fails
  */
 public static function assertEmailFromName($senderName, \Alex\MailCatcher\Message $emailMessage, $message)
 {
     $from = $emailMessage->getSender()->getName();
     self::assertEquals($senderName, $from, $message);
 }