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*
* Licensed to the Apache Software Foundation (ASF) under one
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* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
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* KIND, either express or implied. See the License for the
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package org.apache.qpid.server.subscription;
import org.apache.qpid.common.AMQPFilterTypes;
import org.apache.qpid.framing.AMQShortString;
import org.apache.qpid.framing.FieldTable;
import org.apache.qpid.server.AMQChannel;
import org.apache.qpid.server.flow.WindowCreditManager;
import org.apache.qpid.server.logging.UnitTestMessageLogger;
import org.apache.qpid.server.logging.actors.GenericActor;
import org.apache.qpid.server.protocol.AMQProtocolSession;
import org.apache.qpid.server.protocol.ProtocolEngine_0_10;
import org.apache.qpid.server.transport.ServerConnection;
import org.apache.qpid.server.transport.ServerSession;
import org.apache.qpid.server.transport.ServerSessionDelegate;
import org.apache.qpid.server.util.BrokerTestHelper;
import org.apache.qpid.test.utils.QpidTestCase;
import org.apache.qpid.transport.Binary;
import org.apache.qpid.transport.MessageAcceptMode;
import org.apache.qpid.transport.MessageAcquireMode;
import org.apache.qpid.transport.MessageFlowMode;
import org.apache.qpid.transport.TestNetworkConnection;
public class SubscriptionFactoryImplTest extends QpidTestCase
{
private AMQChannel _channel;
private AMQProtocolSession _session;
@Override
public void setUp() throws Exception
{
super.setUp();
BrokerTestHelper.setUp();
_channel = BrokerTestHelper.createChannel();
_session = _channel.getProtocolSession();
GenericActor.setDefaultMessageLogger(new UnitTestMessageLogger(false));
}
@Override
public void tearDown() throws Exception
{
try
{
if (_channel != null)
{
_channel.getVirtualHost().close();
}
}
finally
{
BrokerTestHelper.tearDown();
super.tearDown();
}
}
/**
* Tests that while creating Subscriptions of various types, the
* ID numbers assigned are allocated from a common sequence
* (in increasing order).
*/
public void testDifferingSubscriptionTypesShareCommonIdNumberingSequence() throws Exception
{
//create a No-Ack subscription, get the first Subscription ID
long previousId = 0;
Subscription noAckSub = SubscriptionFactoryImpl.INSTANCE.createSubscription(1, _session, new AMQShortString("1"), false, null, false, _channel.getCreditManager());
previousId = noAckSub.getSubscriptionID();
//create an ack subscription, verify the next Subscription ID is used
Subscription ackSub = SubscriptionFactoryImpl.INSTANCE.createSubscription(1, _session, new AMQShortString("1"), true, null, false, _channel.getCreditManager());
assertEquals("Unexpected Subscription ID allocated", previousId + 1, ackSub.getSubscriptionID());
previousId = ackSub.getSubscriptionID();
//create a browser subscription
FieldTable filters = new FieldTable();
filters.put(AMQPFilterTypes.NO_CONSUME.getValue(), true);
Subscription browerSub = SubscriptionFactoryImpl.INSTANCE.createSubscription(1, _session, new AMQShortString("1"), true, null, false, _channel.getCreditManager());
assertEquals("Unexpected Subscription ID allocated", previousId + 1, browerSub.getSubscriptionID());
previousId = browerSub.getSubscriptionID();
//create an BasicGet NoAck subscription
Subscription getNoAckSub = SubscriptionFactoryImpl.INSTANCE.createBasicGetNoAckSubscription(_channel, _session, new AMQShortString("1"), null, false,
_channel.getCreditManager(),_channel.getClientDeliveryMethod(), _channel.getRecordDeliveryMethod());
assertEquals("Unexpected Subscription ID allocated", previousId + 1, getNoAckSub.getSubscriptionID());
previousId = getNoAckSub.getSubscriptionID();
//create a 0-10 subscription
ServerConnection conn = new ServerConnection(1);
ProtocolEngine_0_10 engine = new ProtocolEngine_0_10(conn, new TestNetworkConnection());
conn.setVirtualHost(_session.getVirtualHost());
ServerSessionDelegate sesDel = new ServerSessionDelegate();
Binary name = new Binary(new byte[]{new Byte("1")});
ServerSession session = new ServerSession(conn, sesDel, name, 0);
Subscription sub_0_10 = SubscriptionFactoryImpl.INSTANCE.createSubscription(session, "1", MessageAcceptMode.EXPLICIT,
MessageAcquireMode.PRE_ACQUIRED, MessageFlowMode.WINDOW, new WindowCreditManager(), null, null);
assertEquals("Unexpected Subscription ID allocated", previousId + 1, sub_0_10.getSubscriptionID());
}
}