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/*
*
* Copyright (c) 2006 The Apache Software Foundation
*
* Licensed 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 "Cluster.h"
#include "test_tools.h"
#include "qpid/framing/SessionPingBody.h"
#include "qpid/framing/SessionPongBody.h"
#include "qpid/cluster/ClassifierHandler.h"
#define BOOST_AUTO_TEST_MAIN // Must come before #include<boost/test/*>
#include <boost/test/auto_unit_test.hpp>
#include <sys/wait.h>
static const ProtocolVersion VER;
/** Verify membership in a cluster with one member. */
BOOST_AUTO_TEST_CASE(testClusterOne) {
TestCluster cluster("clusterOne", "amqp:one:1");
AMQFrame send(VER, 1, new SessionPingBody(VER));
cluster.handle(send);
AMQFrame received;
BOOST_REQUIRE(cluster.received.waitPop(received));
BOOST_CHECK_TYPEID_EQUAL(SessionPingBody, *received.getBody());
BOOST_CHECK_EQUAL(1u, cluster.size());
Cluster::MemberList members = cluster.getMembers();
BOOST_CHECK_EQUAL(1u, members.size());
shared_ptr<const Cluster::Member> me=members.front();
BOOST_REQUIRE_EQUAL(me->url, "amqp:one:1");
}
/** Fork a process to test a cluster with two members */
BOOST_AUTO_TEST_CASE(testClusterTwo) {
bool nofork=getenv("NOFORK") != 0;
pid_t pid=0;
if (!nofork) {
pid = fork();
BOOST_REQUIRE(pid >= 0);
}
if (pid || nofork) { // Parent
BOOST_MESSAGE("Parent start");
TestCluster cluster("clusterTwo", "amqp:parent:1");
BOOST_REQUIRE(cluster.waitFor(2)); // Myself and child.
// Exchange frames with child.
AMQFrame send(VER, 1, new SessionPingBody(VER));
cluster.handle(send);
AMQFrame received;
BOOST_REQUIRE(cluster.received.waitPop(received));
BOOST_CHECK_TYPEID_EQUAL(SessionPingBody, *received.getBody());
BOOST_REQUIRE(cluster.received.waitPop(received));
BOOST_CHECK_TYPEID_EQUAL(SessionPongBody, *received.getBody());
if (!nofork) {
// Wait for child to exit.
int status;
BOOST_CHECK_EQUAL(::wait(&status), pid);
BOOST_CHECK_EQUAL(0, status);
BOOST_CHECK(cluster.waitFor(1));
BOOST_CHECK_EQUAL(1u, cluster.size());
}
}
else { // Child
BOOST_REQUIRE(execl("./Cluster_child", "./Cluster_child", NULL));
}
}
struct CountHandler : public FrameHandler {
CountHandler() : count(0) {}
void handle(AMQFrame&) { count++; }
size_t count;
};
/** Test the ClassifierHandler */
BOOST_AUTO_TEST_CASE(testClassifierHandlerWiring) {
AMQFrame queueDecl(VER, 0, new QueueDeclareBody(VER));
AMQFrame messageTrans(VER, 0, new MessageTransferBody(VER));
shared_ptr<CountHandler> wiring(new CountHandler());
shared_ptr<CountHandler> other(new CountHandler());
ClassifierHandler classify(wiring, other);
classify.handle(queueDecl);
BOOST_CHECK_EQUAL(1u, wiring->count);
BOOST_CHECK_EQUAL(0u, other->count);
classify.handle(messageTrans);
BOOST_CHECK_EQUAL(1u, wiring->count);
BOOST_CHECK_EQUAL(1u, other->count);
}
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