testcheckindex.java

Lucene a java open-source SearchEngine Framework

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 java.io.ByteArrayOutputStream;
import java.io.PrintStream;

import org.apache.lucene.util.LuceneTestCase;
import org.apache.lucene.store.MockRAMDirectory;
import org.apache.lucene.analysis.WhitespaceAnalyzer;
import org.apache.lucene.document.Document;
import org.apache.lucene.document.Field;

public class TestCheckIndex extends LuceneTestCase {

  public void testDeletedDocs() throws IOException {
    MockRAMDirectory dir = new MockRAMDirectory();
    IndexWriter writer  = new IndexWriter(dir, new WhitespaceAnalyzer(), true);      
    writer.setMaxBufferedDocs(2);
    Document doc = new Document();
    doc.add(new Field("field", "aaa", Field.Store.YES, Field.Index.TOKENIZED, Field.TermVector.WITH_POSITIONS_OFFSETS));
    for(int i=0;i<19;i++) {
      writer.addDocument(doc);
    }
    writer.close();
    IndexReader reader = IndexReader.open(dir);
    reader.deleteDocument(5);
    reader.close();

    ByteArrayOutputStream bos = new ByteArrayOutputStream(1024);

    CheckIndex.out = new PrintStream(bos);
    assertTrue(CheckIndex.check(dir, false));
  }
}