| /* |
| * 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.Threading; |
| using Apache.NMS.Test; |
| using Apache.NMS.ActiveMQ.Util; |
| using NUnit.Framework; |
| using NUnit.Framework.Extensions; |
| |
| namespace Apache.NMS.ActiveMQ.Test |
| { |
| [TestFixture] |
| public class MemoryUsageTest : NMSTestSupport |
| { |
| |
| [Test] |
| public void TestConstructors() |
| { |
| MemoryUsage usage = new MemoryUsage(); |
| |
| Assert.That(usage.Limit == 0); |
| Assert.That(usage.Usage == 0); |
| |
| usage = new MemoryUsage(1024); |
| |
| Assert.That(usage.Limit == 1024); |
| Assert.That(usage.Usage == 0); |
| } |
| |
| [Test] |
| public void TestUsage() |
| { |
| MemoryUsage usage1 = new MemoryUsage( 2048 ); |
| |
| Assert.That( !usage1.IsFull() ); |
| Assert.That( usage1.Usage == 0 ); |
| |
| usage1.IncreaseUsage( 1024 ); |
| |
| Assert.That( !usage1.IsFull() ); |
| Assert.That( usage1.Usage == 1024 ); |
| |
| usage1.DecreaseUsage( 512 ); |
| |
| Assert.That( !usage1.IsFull() ); |
| Assert.That( usage1.Usage == 512 ); |
| |
| usage1.Usage = 2048; |
| |
| Assert.That( usage1.IsFull() ); |
| Assert.That( usage1.Usage == 2048 ); |
| |
| usage1.IncreaseUsage( 1024 ); |
| Assert.That( usage1.IsFull() ); |
| Assert.That( usage1.Usage == 3072 ); |
| } |
| |
| [Test] |
| public void TestTimedWait() |
| { |
| MemoryUsage usage = new MemoryUsage( 2048 ); |
| usage.IncreaseUsage( 5072 ); |
| |
| DateTime start = DateTime.Now; |
| |
| usage.WaitForSpace( TimeSpan.FromMilliseconds(150) ); |
| |
| DateTime end = DateTime.Now; |
| |
| TimeSpan timePassed = end - start; |
| |
| Assert.That( timePassed.TotalMilliseconds >= 125 ); |
| } |
| |
| [Test] |
| public void TestWait() |
| { |
| MemoryUsage usage = new MemoryUsage( 2048 ); |
| usage.IncreaseUsage( 5072 ); |
| |
| Thread thread1 = new Thread(delegate () |
| { |
| Thread.Sleep( 100 ); |
| usage.DecreaseUsage( usage.Usage ); |
| }); |
| |
| thread1.Start(); |
| |
| usage.WaitForSpace(); |
| Assert.That( usage.Usage == 0 ); |
| |
| thread1.Join(); |
| } |
| } |
| } |