+++ /dev/null
-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.concurrent.ExecutorService;
-import java.util.concurrent.Executors;
-import java.util.concurrent.TimeUnit;
-
-import org.apache.lucene.analysis.MockAnalyzer;
-import org.apache.lucene.analysis.WhitespaceAnalyzer;
-import org.apache.lucene.document.Document;
-import org.apache.lucene.document.Field;
-import org.apache.lucene.index.IndexReader;
-import org.apache.lucene.index.MultiReader;
-import org.apache.lucene.index.RandomIndexWriter;
-import org.apache.lucene.index.Term;
-import org.apache.lucene.queryParser.QueryParser;
-import org.apache.lucene.store.Directory;
-import org.apache.lucene.util.LuceneTestCase;
-
-public class TestBooleanQuery extends LuceneTestCase {
-
- public void testEquality() throws Exception {
- BooleanQuery bq1 = new BooleanQuery();
- bq1.add(new TermQuery(new Term("field", "value1")), BooleanClause.Occur.SHOULD);
- bq1.add(new TermQuery(new Term("field", "value2")), BooleanClause.Occur.SHOULD);
- BooleanQuery nested1 = new BooleanQuery();
- nested1.add(new TermQuery(new Term("field", "nestedvalue1")), BooleanClause.Occur.SHOULD);
- nested1.add(new TermQuery(new Term("field", "nestedvalue2")), BooleanClause.Occur.SHOULD);
- bq1.add(nested1, BooleanClause.Occur.SHOULD);
-
- BooleanQuery bq2 = new BooleanQuery();
- bq2.add(new TermQuery(new Term("field", "value1")), BooleanClause.Occur.SHOULD);
- bq2.add(new TermQuery(new Term("field", "value2")), BooleanClause.Occur.SHOULD);
- BooleanQuery nested2 = new BooleanQuery();
- nested2.add(new TermQuery(new Term("field", "nestedvalue1")), BooleanClause.Occur.SHOULD);
- nested2.add(new TermQuery(new Term("field", "nestedvalue2")), BooleanClause.Occur.SHOULD);
- bq2.add(nested2, BooleanClause.Occur.SHOULD);
-
- assertEquals(bq1, bq2);
- }
-
- public void testException() {
- try {
- BooleanQuery.setMaxClauseCount(0);
- fail();
- } catch (IllegalArgumentException e) {
- // okay
- }
- }
-
- // LUCENE-1630
- public void testNullOrSubScorer() throws Throwable {
- Directory dir = newDirectory();
- RandomIndexWriter w = new RandomIndexWriter(random, dir);
- Document doc = new Document();
- doc.add(newField("field", "a b c d", Field.Store.NO, Field.Index.ANALYZED));
- w.addDocument(doc);
-
- IndexReader r = w.getReader();
- IndexSearcher s = newSearcher(r);
- BooleanQuery q = new BooleanQuery();
- q.add(new TermQuery(new Term("field", "a")), BooleanClause.Occur.SHOULD);
-
- // LUCENE-2617: make sure that a term not in the index still contributes to the score via coord factor
- float score = s.search(q, 10).getMaxScore();
- Query subQuery = new TermQuery(new Term("field", "not_in_index"));
- subQuery.setBoost(0);
- q.add(subQuery, BooleanClause.Occur.SHOULD);
- float score2 = s.search(q, 10).getMaxScore();
- assertEquals(score*.5, score2, 1e-6);
-
- // now test BooleanScorer2
- subQuery = new TermQuery(new Term("field", "b"));
- subQuery.setBoost(0);
- q.add(subQuery, BooleanClause.Occur.MUST);
- score2 = s.search(q, 10).getMaxScore();
- assertEquals(score*(2.0/3), score2, 1e-6);
-
- // PhraseQuery w/ no terms added returns a null scorer
- PhraseQuery pq = new PhraseQuery();
- q.add(pq, BooleanClause.Occur.SHOULD);
- assertEquals(1, s.search(q, 10).totalHits);
-
- // A required clause which returns null scorer should return null scorer to
- // IndexSearcher.
- q = new BooleanQuery();
- pq = new PhraseQuery();
- q.add(new TermQuery(new Term("field", "a")), BooleanClause.Occur.SHOULD);
- q.add(pq, BooleanClause.Occur.MUST);
- assertEquals(0, s.search(q, 10).totalHits);
-
- DisjunctionMaxQuery dmq = new DisjunctionMaxQuery(1.0f);
- dmq.add(new TermQuery(new Term("field", "a")));
- dmq.add(pq);
- assertEquals(1, s.search(dmq, 10).totalHits);
-
- s.close();
- r.close();
- w.close();
- dir.close();
- }
-
- public void testDeMorgan() throws Exception {
- Directory dir1 = newDirectory();
- RandomIndexWriter iw1 = new RandomIndexWriter(random, dir1);
- Document doc1 = new Document();
- doc1.add(newField("field", "foo bar", Field.Index.ANALYZED));
- iw1.addDocument(doc1);
- IndexReader reader1 = iw1.getReader();
- iw1.close();
-
- Directory dir2 = newDirectory();
- RandomIndexWriter iw2 = new RandomIndexWriter(random, dir2);
- Document doc2 = new Document();
- doc2.add(newField("field", "foo baz", Field.Index.ANALYZED));
- iw2.addDocument(doc2);
- IndexReader reader2 = iw2.getReader();
- iw2.close();
-
- QueryParser qp = new QueryParser(TEST_VERSION_CURRENT, "field", new MockAnalyzer(random));
- qp.setMultiTermRewriteMethod(MultiTermQuery.SCORING_BOOLEAN_QUERY_REWRITE);
-
- MultiReader multireader = new MultiReader(reader1, reader2);
- IndexSearcher searcher = newSearcher(multireader);
- assertEquals(0, searcher.search(qp.parse("+foo -ba*"), 10).totalHits);
- searcher.close();
-
- final ExecutorService es = Executors.newCachedThreadPool();
- searcher = new IndexSearcher(multireader, es);
- if (VERBOSE)
- System.out.println("rewritten form: " + searcher.rewrite(qp.parse("+foo -ba*")));
- assertEquals(0, searcher.search(qp.parse("+foo -ba*"), 10).totalHits);
- es.shutdown();
- es.awaitTermination(1, TimeUnit.SECONDS);
-
- multireader.close();
- reader1.close();
- reader2.close();
- dir1.close();
- dir2.close();
- }
-}
fnp / pylucene.git / blobdiff