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/*
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* 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
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*/
#include "MessageUtils.h"
#include "unit_test.h"
#include "BrokerFixture.h"
#include "qpid/broker/Message.h"
#include "qpid/broker/Queue.h"
#include "qpid/broker/QueueEvents.h"
#include "qpid/client/QueueOptions.h"
#include "qpid/framing/SequenceNumber.h"
#include "qpid/sys/Dispatcher.h"
#include <boost/bind.hpp>
#include <boost/format.hpp>
QPID_AUTO_TEST_SUITE(QueueEventsSuite)
using namespace qpid::client;
using namespace qpid::broker;
using namespace qpid::sys;
using qpid::framing::SequenceNumber;
struct DummyListener
{
typedef std::deque<QueueEvents::Event> Events;
Events events;
boost::shared_ptr<Poller> poller;
void handle(QueueEvents::Event e)
{
if (events.empty()) {
BOOST_FAIL("Unexpected event received");
} else {
BOOST_CHECK_EQUAL(events.front().type, e.type);
BOOST_CHECK_EQUAL(events.front().msg.queue, e.msg.queue);
BOOST_CHECK_EQUAL(events.front().msg.payload, e.msg.payload);
BOOST_CHECK_EQUAL(events.front().msg.position, e.msg.position);
events.pop_front();
}
if (events.empty() && poller) poller->shutdown();
}
void expect(QueueEvents::Event e)
{
events.push_back(e);
}
};
QPID_AUTO_TEST_CASE(testBasicEventProcessing)
{
boost::shared_ptr<Poller> poller(new Poller());
sys::Dispatcher dispatcher(poller);
Thread dispatchThread(dispatcher);
QueueEvents events(poller);
DummyListener listener;
listener.poller = poller;
events.registerListener("dummy", boost::bind(&DummyListener::handle, &listener, _1));
//signal occurence of some events:
Queue queue("queue1");
SequenceNumber id;
QueuedMessage event1(&queue, MessageUtils::createMessage(), id);
QueuedMessage event2(&queue, MessageUtils::createMessage(), ++id);
//define events expected by listener:
listener.expect(QueueEvents::Event(QueueEvents::ENQUEUE, event1));
listener.expect(QueueEvents::Event(QueueEvents::ENQUEUE, event2));
listener.expect(QueueEvents::Event(QueueEvents::DEQUEUE, event1));
events.enqueued(event1);
events.enqueued(event2);
events.dequeued(event1);
dispatchThread.join();
events.shutdown();
events.unregisterListener("dummy");
}
struct EventRecorder
{
struct EventRecord
{
QueueEvents::EventType type;
std::string queue;
std::string content;
SequenceNumber position;
};
typedef std::deque<EventRecord> Events;
Events events;
void handle(QueueEvents::Event event)
{
EventRecord record;
record.type = event.type;
record.queue = event.msg.queue->getName();
event.msg.payload->getFrames().getContent(record.content);
record.position = event.msg.position;
events.push_back(record);
}
void check(QueueEvents::EventType type, const std::string& queue, const std::string& content, const SequenceNumber& position)
{
if (events.empty()) {
BOOST_FAIL("Missed event");
} else {
BOOST_CHECK_EQUAL(events.front().type, type);
BOOST_CHECK_EQUAL(events.front().queue, queue);
BOOST_CHECK_EQUAL(events.front().content, content);
BOOST_CHECK_EQUAL(events.front().position, position);
events.pop_front();
}
}
void checkEnqueue(const std::string& queue, const std::string& data, const SequenceNumber& position)
{
check(QueueEvents::ENQUEUE, queue, data, position);
}
void checkDequeue(const std::string& queue, const std::string& data, const SequenceNumber& position)
{
check(QueueEvents::DEQUEUE, queue, data, position);
}
};
QPID_AUTO_TEST_CASE(testSystemLevelEventProcessing)
{
ProxySessionFixture fixture;
//register dummy event listener to broker
EventRecorder listener;
fixture.broker->getQueueEvents().registerListener("recorder", boost::bind(&EventRecorder::handle, &listener, _1));
//declare queue with event options specified
QueueOptions options;
options.enableQueueEvents(false);
std::string q("queue-events-test");
fixture.session.queueDeclare(arg::queue=q, arg::arguments=options);
//send and consume some messages
LocalQueue incoming;
Subscription sub = fixture.subs.subscribe(incoming, q);
for (int i = 0; i < 5; i++) {
fixture.session.messageTransfer(arg::content=client::Message((boost::format("%1%_%2%") % "Message" % (i+1)).str(), q));
}
for (int i = 0; i < 3; i++) {
BOOST_CHECK_EQUAL(incoming.pop().getData(), (boost::format("%1%_%2%") % "Message" % (i+1)).str());
}
for (int i = 5; i < 10; i++) {
fixture.session.messageTransfer(arg::content=client::Message((boost::format("%1%_%2%") % "Message" % (i+1)).str(), q));
}
for (int i = 3; i < 10; i++) {
BOOST_CHECK_EQUAL(incoming.pop().getData(), (boost::format("%1%_%2%") % "Message" % (i+1)).str());
}
fixture.connection.close();
fixture.broker->getQueueEvents().shutdown();
//check listener was notified of all events, and in correct order
SequenceNumber enqueueId(1);
SequenceNumber dequeueId(1);
for (int i = 0; i < 5; i++) {
listener.checkEnqueue(q, (boost::format("%1%_%2%") % "Message" % (i+1)).str(), enqueueId++);
}
for (int i = 0; i < 3; i++) {
listener.checkDequeue(q, (boost::format("%1%_%2%") % "Message" % (i+1)).str(), dequeueId++);
}
for (int i = 5; i < 10; i++) {
listener.checkEnqueue(q, (boost::format("%1%_%2%") % "Message" % (i+1)).str(), enqueueId++);
}
for (int i = 3; i < 10; i++) {
listener.checkDequeue(q, (boost::format("%1%_%2%") % "Message" % (i+1)).str(), dequeueId++);
}
}
QPID_AUTO_TEST_CASE(testSystemLevelEventProcessing_enqueuesOnly)
{
ProxySessionFixture fixture;
//register dummy event listener to broker
EventRecorder listener;
fixture.broker->getQueueEvents().registerListener("recorder", boost::bind(&EventRecorder::handle, &listener, _1));
//declare queue with event options specified
QueueOptions options;
options.enableQueueEvents(true);
std::string q("queue-events-test");
fixture.session.queueDeclare(arg::queue=q, arg::arguments=options);
//send and consume some messages
LocalQueue incoming;
Subscription sub = fixture.subs.subscribe(incoming, q);
for (int i = 0; i < 5; i++) {
fixture.session.messageTransfer(arg::content=client::Message((boost::format("%1%_%2%") % "Message" % (i+1)).str(), q));
}
for (int i = 0; i < 3; i++) {
BOOST_CHECK_EQUAL(incoming.pop().getData(), (boost::format("%1%_%2%") % "Message" % (i+1)).str());
}
for (int i = 5; i < 10; i++) {
fixture.session.messageTransfer(arg::content=client::Message((boost::format("%1%_%2%") % "Message" % (i+1)).str(), q));
}
for (int i = 3; i < 10; i++) {
BOOST_CHECK_EQUAL(incoming.pop().getData(), (boost::format("%1%_%2%") % "Message" % (i+1)).str());
}
fixture.connection.close();
fixture.broker->getQueueEvents().shutdown();
//check listener was notified of all events, and in correct order
SequenceNumber enqueueId(1);
SequenceNumber dequeueId(1);
for (int i = 0; i < 5; i++) {
listener.checkEnqueue(q, (boost::format("%1%_%2%") % "Message" % (i+1)).str(), enqueueId++);
}
for (int i = 5; i < 10; i++) {
listener.checkEnqueue(q, (boost::format("%1%_%2%") % "Message" % (i+1)).str(), enqueueId++);
}
}
QPID_AUTO_TEST_SUITE_END()
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