| 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.io.IOException; |
| import java.util.Arrays; |
| |
| 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; |
| |
| import org.apache.lucene.util.LuceneTestCase; |
| |
| public class TestBooleanScorer extends LuceneTestCase |
| { |
| private static final String FIELD = "category"; |
| |
| public void testMethod() throws Exception { |
| Directory directory = newDirectory(); |
| |
| String[] values = new String[] { "1", "2", "3", "4" }; |
| |
| RandomIndexWriter writer = new RandomIndexWriter(random, directory); |
| for (int i = 0; i < values.length; i++) { |
| Document doc = new Document(); |
| doc.add(newField(FIELD, values[i], Field.Store.YES, Field.Index.NOT_ANALYZED)); |
| writer.addDocument(doc); |
| } |
| IndexReader ir = writer.getReader(); |
| writer.close(); |
| |
| BooleanQuery booleanQuery1 = new BooleanQuery(); |
| booleanQuery1.add(new TermQuery(new Term(FIELD, "1")), BooleanClause.Occur.SHOULD); |
| booleanQuery1.add(new TermQuery(new Term(FIELD, "2")), BooleanClause.Occur.SHOULD); |
| |
| BooleanQuery query = new BooleanQuery(); |
| query.add(booleanQuery1, BooleanClause.Occur.MUST); |
| query.add(new TermQuery(new Term(FIELD, "9")), BooleanClause.Occur.MUST_NOT); |
| |
| IndexSearcher indexSearcher = newSearcher(ir); |
| ScoreDoc[] hits = indexSearcher.search(query, null, 1000).scoreDocs; |
| assertEquals("Number of matched documents", 2, hits.length); |
| indexSearcher.close(); |
| ir.close(); |
| directory.close(); |
| } |
| |
| public void testEmptyBucketWithMoreDocs() throws Exception { |
| // This test checks the logic of nextDoc() when all sub scorers have docs |
| // beyond the first bucket (for example). Currently, the code relies on the |
| // 'more' variable to work properly, and this test ensures that if the logic |
| // changes, we have a test to back it up. |
| |
| Similarity sim = Similarity.getDefault(); |
| Scorer[] scorers = new Scorer[] {new Scorer(sim) { |
| private int doc = -1; |
| @Override public float score() throws IOException { return 0; } |
| @Override public int docID() { return doc; } |
| |
| @Override public int nextDoc() throws IOException { |
| return doc = doc == -1 ? 3000 : NO_MORE_DOCS; |
| } |
| |
| @Override public int advance(int target) throws IOException { |
| return doc = target <= 3000 ? 3000 : NO_MORE_DOCS; |
| } |
| |
| }}; |
| BooleanScorer bs = new BooleanScorer(null, false, sim, 1, Arrays.asList(scorers), null, scorers.length); |
| |
| assertEquals("should have received 3000", 3000, bs.nextDoc()); |
| assertEquals("should have received NO_MORE_DOCS", DocIdSetIterator.NO_MORE_DOCS, bs.nextDoc()); |
| } |
| |
| } |