+++ /dev/null
-package org.apache.lucene.index;
-
-/**
- * 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.
- */
-
-import java.io.IOException;
-
-import org.apache.lucene.store.Directory;
-import org.apache.lucene.util.LuceneTestCase;
-import org.apache.lucene.util._TestUtil;
-
-import org.apache.lucene.analysis.MockAnalyzer;
-import org.apache.lucene.document.Document;
-import org.apache.lucene.document.Field.Index;
-import org.apache.lucene.document.Field.Store;
-import org.apache.lucene.document.Field.TermVector;
-import org.apache.lucene.index.IndexWriterConfig.OpenMode;
-
-/**
- * Some tests for {@link ParallelReader}s with empty indexes
- *
- * @author Christian Kohlschuetter
- */
-public class TestParallelReaderEmptyIndex extends LuceneTestCase {
-
- /**
- * Creates two empty indexes and wraps a ParallelReader around. Adding this
- * reader to a new index should not throw any exception.
- *
- * @throws IOException
- */
- public void testEmptyIndex() throws IOException {
- Directory rd1 = newDirectory();
- IndexWriter iw = new IndexWriter(rd1, newIndexWriterConfig( TEST_VERSION_CURRENT, new MockAnalyzer(random)));
- iw.close();
-
- Directory rd2 = newDirectory(rd1);
-
- Directory rdOut = newDirectory();
-
- IndexWriter iwOut = new IndexWriter(rdOut, newIndexWriterConfig( TEST_VERSION_CURRENT, new MockAnalyzer(random)));
- ParallelReader pr = new ParallelReader();
- pr.add(IndexReader.open(rd1,true));
- pr.add(IndexReader.open(rd2,true));
-
- // When unpatched, Lucene crashes here with a NoSuchElementException (caused by ParallelTermEnum)
- iwOut.addIndexes(new IndexReader[] { pr });
-
- iwOut.optimize();
- iwOut.close();
- rdOut.close();
- rd1.close();
- rd2.close();
- }
-
- /**
- * This method creates an empty index (numFields=0, numDocs=0) but is marked
- * to have TermVectors. Adding this index to another index should not throw
- * any exception.
- */
- public void testEmptyIndexWithVectors() throws IOException {
- Directory rd1 = newDirectory();
- {
- IndexWriter iw = new IndexWriter(rd1, newIndexWriterConfig( TEST_VERSION_CURRENT, new MockAnalyzer(random)));
- Document doc = new Document();
- doc.add(newField("test", "", Store.NO, Index.ANALYZED,
- TermVector.YES));
- iw.addDocument(doc);
- doc.add(newField("test", "", Store.NO, Index.ANALYZED,
- TermVector.NO));
- iw.addDocument(doc);
- iw.close();
-
- IndexReader ir = IndexReader.open(rd1,false);
- ir.deleteDocument(0);
- ir.close();
-
- iw = new IndexWriter(rd1, newIndexWriterConfig( TEST_VERSION_CURRENT, new MockAnalyzer(random)).setOpenMode(OpenMode.APPEND));
- iw.optimize();
- iw.close();
- }
-
- Directory rd2 = newDirectory();
- {
- IndexWriter iw = new IndexWriter(rd2, newIndexWriterConfig( TEST_VERSION_CURRENT, new MockAnalyzer(random)));
- Document doc = new Document();
- iw.addDocument(doc);
- iw.close();
- }
-
- Directory rdOut = newDirectory();
-
- IndexWriter iwOut = new IndexWriter(rdOut, newIndexWriterConfig( TEST_VERSION_CURRENT, new MockAnalyzer(random)));
- ParallelReader pr = new ParallelReader();
- pr.add(IndexReader.open(rd1,true));
- pr.add(IndexReader.open(rd2,true));
-
- // When unpatched, Lucene crashes here with an ArrayIndexOutOfBoundsException (caused by TermVectorsWriter)
- iwOut.addIndexes(new IndexReader[] { pr });
-
- // ParallelReader closes any IndexReader you added to it:
- pr.close();
-
- rd1.close();
- rd2.close();
-
- iwOut.optimize();
- iwOut.close();
-
- rdOut.close();
- }
-}