public void testRedelivery() throws Exception {
AMQPContext ctx = new AMQPContext(AMQPContext.CLIENT);
Connection conn = new Connection(ctx, host, port, false);
conn.connect();
Session s = conn.createSession(INBOUND_WINDOW, OUTBOUND_WINDOW);
Producer p = s.createProducer(QUEUE, QoS.AT_MOST_ONCE);
p.send(msg());
p.close();
Consumer c = s.createConsumer(QUEUE, CONSUMER_LINK_CREDIT, QoS.AT_LEAST_ONCE, false, null);
AMQPMessage m1 = c.receive();
assertTrue(m1.getHeader().getFirstAcquirer().getValue());
assertFalse(m1.isSettled());
s.close();
s = conn.createSession(INBOUND_WINDOW, OUTBOUND_WINDOW);
c = s.createConsumer(QUEUE, CONSUMER_LINK_CREDIT, QoS.AT_LEAST_ONCE, false, null);
AMQPMessage m2 = c.receive();
m2.accept();
assertTrue(compareMessageData(m1, m2));
assertFalse(m2.getHeader().getFirstAcquirer().getValue());
assertNull(get(c));
conn.close();
}
public void testAtMostOnce() throws Exception {
AMQPContext ctx = new AMQPContext(AMQPContext.CLIENT);
Connection conn = new Connection(ctx, host, port, false);
conn.connect();
Session s = conn.createSession(INBOUND_WINDOW, OUTBOUND_WINDOW);
Producer p = s.createProducer(QUEUE, QoS.AT_MOST_ONCE);
p.send(msg());
p.close();
Consumer c = s.createConsumer(QUEUE, CONSUMER_LINK_CREDIT, QoS.AT_MOST_ONCE, false, null);
AMQPMessage m = c.receive();
assertTrue(m.isSettled());
s.close();
s = conn.createSession(INBOUND_WINDOW, OUTBOUND_WINDOW);
c = s.createConsumer(QUEUE, CONSUMER_LINK_CREDIT, QoS.AT_MOST_ONCE, false, null);
assertNull(get(c));
conn.close();
}