package org.apache.lucene.search;
/**
* 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.util.Random;
import org.apache.lucene.util.LuceneTestCase;
import org.apache.lucene.document.Document;
import org.apache.lucene.document.Field;
import org.apache.lucene.index.IndexReader;
import org.apache.lucene.index.RandomIndexWriter;
import org.apache.lucene.index.Term;
import org.apache.lucene.store.Directory;
/**
* https://issues.apache.org/jira/browse/LUCENE-1974
*
* represent the bug of
*
* BooleanScorer.score(Collector collector, int max, int firstDocID)
*
* Line 273, end=8192, subScorerDocID=11378, then more got false?
*
*/
public class TestPrefixInBooleanQuery extends LuceneTestCase {
private static final String FIELD = "name";
private Directory directory;
private IndexReader reader;
private IndexSearcher searcher;
@Override
protected void setUp() throws Exception {
super.setUp();
Random random = newRandom();
directory = newDirectory(random);
RandomIndexWriter writer = new RandomIndexWriter(random, directory);
for (int i = 0; i < 5137; ++i) {
Document doc = new Document();
doc.add(new Field(FIELD, "meaninglessnames", Field.Store.YES,
Field.Index.NOT_ANALYZED));
writer.addDocument(doc);
}
{
Document doc = new Document();
doc.add(new Field(FIELD, "tangfulin", Field.Store.YES,
Field.Index.NOT_ANALYZED));
writer.addDocument(doc);
}
for (int i = 5138; i < 11377; ++i) {
Document doc = new Document();
doc.add(new Field(FIELD, "meaninglessnames", Field.Store.YES,
Field.Index.NOT_ANALYZED));
writer.addDocument(doc);
}
{
Document doc = new Document();
doc.add(new Field(FIELD, "tangfulin", Field.Store.YES,
Field.Index.NOT_ANALYZED));
writer.addDocument(doc);
}
reader = writer.getReader();
searcher = new IndexSearcher(reader);
writer.close();
}
@Override
public void tearDown() throws Exception {
searcher.close();
reader.close();
directory.close();
super.tearDown();
}
public void testPrefixQuery() throws Exception {
Query query = new PrefixQuery(new Term(FIELD, "tang"));
assertEquals("Number of matched documents", 2,
searcher.search(query, null, 1000).totalHits);
}
public void testTermQuery() throws Exception {
Query query = new TermQuery(new Term(FIELD, "tangfulin"));
assertEquals("Number of matched documents", 2,
searcher.search(query, null, 1000).totalHits);
}
public void testTermBooleanQuery() throws Exception {
BooleanQuery query = new BooleanQuery();
query.add(new TermQuery(new Term(FIELD, "tangfulin")),
BooleanClause.Occur.SHOULD);
query.add(new TermQuery(new Term(FIELD, "notexistnames")),
BooleanClause.Occur.SHOULD);
assertEquals("Number of matched documents", 2,
searcher.search(query, null, 1000).totalHits);
}
public void testPrefixBooleanQuery() throws Exception {
BooleanQuery query = new BooleanQuery();
query.add(new PrefixQuery(new Term(FIELD, "tang")),
BooleanClause.Occur.SHOULD);
query.add(new TermQuery(new Term(FIELD, "notexistnames")),
BooleanClause.Occur.SHOULD);
assertEquals("Number of matched documents", 2,
searcher.search(query, null, 1000).totalHits);
}
}