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 org.apache.lucene.document.Document;
import org.apache.lucene.store.Directory;
import org.apache.lucene.store.IndexOutput;
import org.apache.lucene.util.LuceneTestCase;
public class TestAllZerosSegmentsFile extends LuceneTestCase {
public void test() throws Exception {
Directory dir = newDirectory();
RandomIndexWriter w = new RandomIndexWriter(random, dir);
w.addDocument(new Document());
w.close();
String nextSegmentsFile = IndexFileNames.fileNameFromGeneration(IndexFileNames.SEGMENTS,
"",
SegmentInfos.getCurrentSegmentGeneration(dir)+1);
IndexOutput out = dir.createOutput(nextSegmentsFile);
for(int idx=0;idx<8;idx++) {
out.writeByte((byte) 0);
}
out.close();
IndexReader r= IndexReader.open(dir,true);
assertEquals(r.numDocs(), 1);
r.close();
dir.close();
}
}