| /* |
| * 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. |
| */ |
| package org.apache.lucene.index; |
| |
| |
| import java.io.IOException; |
| |
| import org.apache.lucene.analysis.MockAnalyzer; |
| import org.apache.lucene.document.Document; |
| import org.apache.lucene.document.Field; |
| import org.apache.lucene.document.TextField; |
| import org.apache.lucene.store.MockDirectoryWrapper; |
| import org.apache.lucene.util.Constants; |
| import org.apache.lucene.util.LuceneTestCase; |
| import org.apache.lucene.util.LuceneTestCase.SuppressFileSystems; |
| |
| /** LUCENE-5574 */ |
| @SuppressFileSystems("WindowsFS") // the bug doesn't happen on windows. |
| public class TestNRTReaderCleanup extends LuceneTestCase { |
| |
| public void testClosingNRTReaderDoesNotCorruptYourIndex() throws IOException { |
| |
| // Windows disallows deleting & overwriting files still |
| // open for reading: |
| assumeFalse("this test can't run on Windows", Constants.WINDOWS); |
| |
| MockDirectoryWrapper dir = newMockDirectory(); |
| |
| IndexWriterConfig iwc = newIndexWriterConfig(new MockAnalyzer(random())); |
| LogMergePolicy lmp = new LogDocMergePolicy(); |
| lmp.setMergeFactor(2); |
| iwc.setMergePolicy(lmp); |
| |
| RandomIndexWriter w = new RandomIndexWriter(random(), dir, iwc); |
| Document doc = new Document(); |
| doc.add(new TextField("a", "foo", Field.Store.NO)); |
| w.addDocument(doc); |
| w.commit(); |
| w.addDocument(doc); |
| |
| // Get a new reader, but this also sets off a merge: |
| IndexReader r = w.getReader(); |
| w.close(); |
| |
| // Blow away index and make a new writer: |
| for(String name : dir.listAll()) { |
| dir.deleteFile(name); |
| } |
| |
| w = new RandomIndexWriter(random(), dir); |
| w.addDocument(doc); |
| w.close(); |
| r.close(); |
| dir.close(); |
| } |
| } |