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Diffstat (limited to 'cpp/src/tests/client_test.cpp')
-rw-r--r-- | cpp/src/tests/client_test.cpp | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/cpp/src/tests/client_test.cpp b/cpp/src/tests/client_test.cpp new file mode 100644 index 0000000000..5c084302d8 --- /dev/null +++ b/cpp/src/tests/client_test.cpp @@ -0,0 +1,138 @@ +/* + * + * 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. + * + */ + +/** + * This file provides a simple test (and example) of basic + * functionality including declaring an exchange and a queue, binding + * these together, publishing a message and receiving that message + * asynchronously. + */ + +#include <iostream> + +#include "../QpidError.h" +#include "../client/ClientChannel.h" +#include "../client/Connection.h" +#include "../client/ClientMessage.h" +#include "../client/MessageListener.h" +#include "../sys/Monitor.h" +#include "../framing/FieldTable.h" + +using namespace qpid::client; +using namespace qpid::sys; +using std::string; + +bool verbose = false; + +/** + * A simple message listener implementation that prints out the + * message content then notifies a montitor allowing the test to + * complete. + */ +class SimpleListener : public virtual MessageListener{ + Monitor* monitor; + +public: + inline SimpleListener(Monitor* _monitor) : monitor(_monitor){} + + inline virtual void received(Message& msg){ + if (verbose) + std::cout << "Received message " << msg.getData() << std::endl; + monitor->notify(); + } +}; + +int main(int argc, char**) +{ + verbose = argc > 1; + try { + //Use a custom exchange + Exchange exchange("MyExchange", Exchange::TOPIC_EXCHANGE); + //Use a named, temporary queue + Queue queue("MyQueue", true); + + + Connection con(verbose); + string host("localhost"); + con.open(host, 5672, "guest", "guest", "/test"); + if (verbose) + std::cout << "Opened connection." << std::endl; + + //Create and open a channel on the connection through which + //most functionality is exposed + Channel channel; + con.openChannel(channel); + if (verbose) std::cout << "Opened channel." << std::endl; + + //'declare' the exchange and the queue, which will create them + //as they don't exist + channel.declareExchange(exchange); + if (verbose) std::cout << "Declared exchange." << std::endl; + channel.declareQueue(queue); + if (verbose) std::cout << "Declared queue." << std::endl; + + //now bind the queue to the exchange + qpid::framing::FieldTable args; + channel.bind(exchange, queue, "MyTopic", args); + if (verbose) std::cout << "Bound queue to exchange." << std::endl; + + //Set up a message listener to receive any messages that + //arrive in our queue on the broker. We only expect one, and + //as it will be received on another thread, we create a + //montior to use to notify the main thread when that message + //is received. + Monitor monitor; + SimpleListener listener(&monitor); + string tag("MyTag"); + channel.consume(queue, tag, &listener); + if (verbose) std::cout << "Registered consumer." << std::endl; + + //we need to enable the message dispatching for this channel + //and we want that to occur on another thread so we call + //start(). + channel.start(); + + //Now we create and publish a message to our exchange with a + //routing key that will cause it to be routed to our queue + Message msg; + string data("MyMessage"); + msg.setData(data); + channel.publish(msg, exchange, "MyTopic"); + if (verbose) std::cout << "Published message: " << data << std::endl; + + { + Monitor::ScopedLock l(monitor); + //now we wait until we receive notification that the + //message was received + monitor.wait(); + } + + //close the channel & connection + channel.close(); + if (verbose) std::cout << "Closed channel." << std::endl; + con.close(); + if (verbose) std::cout << "Closed connection." << std::endl; + return 0; + } catch(const std::exception& e) { + std::cout << e.what() << std::endl; + } + return 1; +} |