assertEquals("Hello", new String(information.getServiceDataUnit()));
processPdu = new ReceiveReady(information.getSourceServiceAccessPoint(),
information.getDestinationServiceAccessPoint(), 1).processPdu(connectionManager);
assertTrue(processPdu.toString(), processPdu instanceof Disconnect);
Disconnect disconnect = (Disconnect)processPdu;
processPdu = new DisconnectedMode(disconnect.getSourceServiceAccessPoint(),
disconnect.getDestinationServiceAccessPoint(), 0).processPdu(connectionManager);
assertEquals(0, connectionManager.getOpenConnectionsSize());
assertFalse(serviceAccessPoint.isConnected());
assertSymmetryState();
}