| /* |
| * |
| * 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 Lucene.Net.Analysis; |
| using Lucene.Net.Documents; |
| using Lucene.Net.Index; |
| using Lucene.Net.Search; |
| using Lucene.Net.Store; |
| using NUnit.Framework; |
| using Version = Lucene.Net.Util.Version; |
| |
| namespace Lucene.Net.Support |
| { |
| [TestFixture] |
| public class TestCloseableThreadLocal |
| { |
| [Test] |
| public void TestMemLeakage() |
| { |
| CloseableThreadLocalProfiler.EnableCloseableThreadLocalProfiler = true; |
| |
| int LoopCount = 100; |
| Analyzer[] analyzers = new Analyzer[LoopCount]; |
| RAMDirectory[] dirs = new RAMDirectory[LoopCount]; |
| IndexWriter[] indexWriters = new IndexWriter[LoopCount]; |
| |
| System.Threading.Tasks.Parallel.For(0, LoopCount, (i) => |
| { |
| analyzers[i] = new Lucene.Net.Analysis.Standard.StandardAnalyzer(Version.LUCENE_CURRENT); |
| dirs[i] = new RAMDirectory(); |
| indexWriters[i] = new IndexWriter(dirs[i], analyzers[i], true, IndexWriter.MaxFieldLength.UNLIMITED); |
| }); |
| |
| System.Threading.Tasks.Parallel.For(0, LoopCount, (i) => |
| { |
| Document document = new Document(); |
| document.Add(new Field("field", "some test", Field.Store.NO, Field.Index.ANALYZED)); |
| indexWriters[i].AddDocument(document); |
| }); |
| |
| System.Threading.Tasks.Parallel.For(0, LoopCount, (i) => |
| { |
| analyzers[i].Close(); |
| indexWriters[i].Close(); |
| }); |
| |
| System.Threading.Tasks.Parallel.For(0, LoopCount, (i) => |
| { |
| IndexSearcher searcher = new IndexSearcher(dirs[i]); |
| TopDocs d = searcher.Search(new TermQuery(new Term("field", "test")), 10); |
| searcher.Close(); |
| }); |
| |
| System.Threading.Tasks.Parallel.For(0, LoopCount, (i) => dirs[i].Close()); |
| |
| GC.Collect(GC.MaxGeneration); |
| GC.WaitForPendingFinalizers(); |
| |
| int aliveObjects = 0; |
| foreach (WeakReference w in CloseableThreadLocalProfiler.Instances) |
| { |
| object o = w.Target; |
| if (o != null) aliveObjects++; |
| } |
| |
| CloseableThreadLocalProfiler.EnableCloseableThreadLocalProfiler = false; |
| |
| Assert.AreEqual(0, aliveObjects); |
| } |
| } |
| } |
| |
| #if NET35 |
| |
| namespace System.Threading.Tasks |
| { |
| public static class Parallel |
| { |
| public static void For(int start, int end, Action<int> loopAction) |
| { |
| for(int i = start; i < end; i++) |
| { |
| loopAction(i); |
| } |
| } |
| } |
| } |
| |
| #endif |