public final TestSubscriber assertNotSubscribed(){
  String prefix="";
  if (done.getCount() != 0) {
    prefix="Subscriber still running! ";
  }
  if (subscription.get() != null) {
    fail(prefix,"Subscribed!",errors);
  }
 else   if (!errors.isEmpty()) {
    fail(prefix,"Not subscribed but errors found",errors);
  }
  return this;
}

public final TestSubscriber assertNotSubscribed ( ) { String prefix = "" ; if ( done . getCount ( ) != 0 ) { prefix = "Subscriber still running! " ; } if ( subscription . get ( ) != null ) { fail ( prefix , "Subscribed!" , errors ) ; } else if ( ! errors . isEmpty ( ) ) { fail ( prefix , "Not subscribed but errors found" , errors ) ; } return this ; }
assert that the onsubscribe method hasn ' t been called at all .
