/* | |
* | |
* 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. | |
* | |
*/ | |
using System; | |
using System.Text; | |
using System.Threading; | |
using log4net; | |
using NUnit.Framework; | |
using Apache.Qpid.Messaging; | |
using Apache.Qpid.Client.Qms; | |
using Apache.Qpid.Client; | |
namespace Apache.Qpid.Integration.Tests.testcases | |
{ | |
/// ProducerMultiConsumerTest provides some tests for one producer and multiple consumers. | |
/// | |
/// <p><table id="crc"><caption>CRC Card</caption> | |
/// <tr><th> Responsibilities <th> Collaborations | |
/// <tr><td> Check that all consumers on a topic each receive all message on it. | |
/// <tr><td> Check that consumers on the same queue receive each message once accross all consumers. | |
/// </table> | |
/// </summary> | |
[TestFixture, Category("Integration")] | |
public class ProducerMultiConsumerTest : BaseMessagingTestFixture | |
{ | |
private static readonly ILog _logger = LogManager.GetLogger(typeof(ProducerMultiConsumerTest)); | |
/// <summary>Base name for the routing key used for this test (made unique by adding in test id).</summary> | |
private const string TEST_ROUTING_KEY = "ProducerMultiConsumerTest"; | |
/// <summary>The number of consumers to test.</summary> | |
private const int CONSUMER_COUNT = 5; | |
/// <summary>The number of test messages to send.</summary> | |
private const int MESSAGE_COUNT = 10; | |
/// <summary>Monitor used to signal succesfull receipt of all test messages.</summary> | |
AutoResetEvent _finishedEvent; | |
/// <summary>Used to count test messages received so far.</summary> | |
private int _messageReceivedCount; | |
/// <summary>Used to hold the expected number of messages to receive.</summary> | |
private int expectedMessageCount; | |
/// <summary>Flag used to indicate that all messages really were received, and that the test did not just time out. </summary> | |
private bool allReceived; | |
/// <summary> Creates one producing end-point and many consuming end-points connected on a topic. </summary> | |
[SetUp] | |
public override void Init() | |
{ | |
base.Init(); | |
// Reset all test counts and flags. | |
_messageReceivedCount = 0; | |
allReceived = false; | |
_finishedEvent = new AutoResetEvent(false); | |
} | |
/// <summary> Cleans up all test end-points. </summary> | |
[TearDown] | |
public override void Shutdown() | |
{ | |
try | |
{ | |
// Close all end points for producer and consumers. | |
// Producer is on 0, and consumers on 1 .. n, so loop is from 0 to n inclusive. | |
for (int i = 0; i <= CONSUMER_COUNT; i++) | |
{ | |
CloseEndPoint(i); | |
} | |
} | |
finally | |
{ | |
base.Shutdown(); | |
} | |
} | |
/// <summary> Check that all consumers on a topic each receive all message on it. </summary> | |
[Test] | |
public void AllConsumerReceiveAllMessagesOnTopic() | |
{ | |
// Create end-points for all the consumers in the test. | |
for (int i = 1; i <= CONSUMER_COUNT; i++) | |
{ | |
SetUpEndPoint(i, false, true, TEST_ROUTING_KEY + testId, AcknowledgeMode.AutoAcknowledge, false, ExchangeNameDefaults.TOPIC, | |
true, false, null); | |
testConsumer[i].OnMessage += new MessageReceivedDelegate(OnMessage); | |
} | |
// Create an end-point to publish to the test topic. | |
SetUpEndPoint(0, true, false, TEST_ROUTING_KEY + testId, AcknowledgeMode.AutoAcknowledge, false, ExchangeNameDefaults.TOPIC, | |
true, false, null); | |
expectedMessageCount = (MESSAGE_COUNT * CONSUMER_COUNT); | |
for (int i = 0; i < MESSAGE_COUNT; i++) | |
{ | |
testProducer[0].Send(testChannel[0].CreateTextMessage("A")); | |
} | |
_finishedEvent.WaitOne(new TimeSpan(0, 0, 0, 30), false); | |
// Check that all messages really were received. | |
Assert.IsTrue(allReceived, "All messages were not received, only got " + _messageReceivedCount + " but wanted " + expectedMessageCount); | |
} | |
/// <summary> Check that consumers on the same queue receive each message once accross all consumers. </summary> | |
[Test] | |
public void AllConsumerReceiveAllMessagesOnDirect() | |
{ | |
// Create end-points for all the consumers in the test. | |
for (int i = 1; i <= CONSUMER_COUNT; i++) | |
{ | |
SetUpEndPoint(i, false, true, TEST_ROUTING_KEY + testId, AcknowledgeMode.AutoAcknowledge, false, ExchangeNameDefaults.DIRECT, | |
true, false, null); | |
testConsumer[i].OnMessage += new MessageReceivedDelegate(OnMessage); | |
} | |
// Create an end-point to publish to the test topic. | |
SetUpEndPoint(0, true, false, TEST_ROUTING_KEY + testId, AcknowledgeMode.AutoAcknowledge, false, ExchangeNameDefaults.DIRECT, | |
true, false, null); | |
expectedMessageCount = (MESSAGE_COUNT * CONSUMER_COUNT); | |
for (int i = 0; i < MESSAGE_COUNT; i++) | |
{ | |
testProducer[0].Send(testChannel[0].CreateTextMessage("A")); | |
} | |
_finishedEvent.WaitOne(new TimeSpan(0, 0, 0, 30), false); | |
// Check that all messages really were received. | |
Assert.IsTrue(allReceived, "All messages were not received, only got: " + _messageReceivedCount + " but wanted " + expectedMessageCount); | |
} | |
/// <summary> Atomically increments the message count on every message, and signals once all messages in the test are received. </summary> | |
public void OnMessage(IMessage m) | |
{ | |
int newCount = Interlocked.Increment(ref _messageReceivedCount); | |
if (newCount >= expectedMessageCount) | |
{ | |
allReceived = true; | |
_finishedEvent.Set(); | |
} | |
} | |
} | |
} |