conn1 = cf.createConnection();
Session sess1 = conn1.createSession(false, Session.AUTO_ACKNOWLEDGE);
MessageProducer producer1 = sess1.createProducer(topic);
producer1.setDeliveryMode(DeliveryMode.NON_PERSISTENT);
MessageConsumer consumer1 = sess1.createConsumer(topic, null, true);
conn2 = cf.createConnection();
Session sess2 = conn2.createSession(false, Session.AUTO_ACKNOWLEDGE);
assertEquals(Session.AUTO_ACKNOWLEDGE, sess2.getAcknowledgeMode());