| /* |
| * |
| * 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.Collections; |
| using System.Text; |
| using System.Threading; |
| using NUnit.Framework; |
| using Apache.Qpid.Collections; |
| |
| namespace Apache.Qpid.Collections.Tests |
| { |
| [TestFixture] |
| public class TestConsumerProducerQueue |
| { |
| private ConsumerProducerQueue _queue; |
| |
| [SetUp] |
| public void SetUp() |
| { |
| _queue = new ConsumerProducerQueue(); |
| } |
| |
| [Test] |
| public void CanDequeueWithInifiniteWait() |
| { |
| Thread producer = new Thread(new ThreadStart(ProduceFive)); |
| producer.Start(); |
| for ( int i = 0; i < 5; i++ ) |
| { |
| object item = _queue.Dequeue(); |
| Assert.IsNotNull(item); |
| } |
| } |
| |
| [Test] |
| public void ReturnsNullOnDequeueTimeout() |
| { |
| // queue is empty |
| Assert.IsNull(_queue.Dequeue(500)); |
| } |
| |
| [Test] |
| public void DequeueTillEmpty() |
| { |
| _queue.Enqueue(1); |
| _queue.Enqueue(2); |
| _queue.Enqueue(3); |
| Assert.AreEqual(1, _queue.Dequeue()); |
| Assert.AreEqual(2, _queue.Dequeue()); |
| Assert.AreEqual(3, _queue.Dequeue()); |
| // no messages in queue, will timeout |
| Assert.IsNull(_queue.Dequeue(500)); |
| } |
| |
| |
| private void ProduceFive() |
| { |
| Thread.Sleep(1000); |
| _queue.Enqueue("test item 1"); |
| _queue.Enqueue("test item 2"); |
| _queue.Enqueue("test item 3"); |
| Thread.Sleep(0); |
| _queue.Enqueue("test item 4"); |
| _queue.Enqueue("test item 5"); |
| } |
| } |
| } |