workItem.setParameter( "Reply-To", "person3@domain.com" );
workItem.setParameter( "Subject", "Subject 1" );
workItem.setParameter( "Body", "Body 1" );
WorkItemManager manager = new DefaultWorkItemManager(null);
handler.executeWorkItem( workItem, manager );
assertEquals( 1, wiser.getMessages().size() );
MimeMessage msg = (( WiserMessage ) wiser.getMessages().get( 0 )).getMimeMessage();
assertEquals( workItem.getParameter( "Body" ), msg.getContent() );