+++ /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.io.IOException;
-
-import org.apache.lucene.analysis.MockAnalyzer;
-import org.apache.lucene.document.*;
-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;
-
-/** Document boost unit test.
- *
- *
- * @version $Revision: 1099728 $
- */
-public class TestDocBoost extends LuceneTestCase {
-
- public void testDocBoost() throws Exception {
- Directory store = newDirectory();
- RandomIndexWriter writer = new RandomIndexWriter(random, store, newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random)).setMergePolicy(newLogMergePolicy()));
-
- Fieldable f1 = newField("field", "word", Field.Store.YES, Field.Index.ANALYZED);
- Fieldable f2 = newField("field", "word", Field.Store.YES, Field.Index.ANALYZED);
- f2.setBoost(2.0f);
-
- Document d1 = new Document();
- Document d2 = new Document();
- Document d3 = new Document();
- Document d4 = new Document();
- d3.setBoost(3.0f);
- d4.setBoost(2.0f);
-
- d1.add(f1); // boost = 1
- d2.add(f2); // boost = 2
- d3.add(f1); // boost = 3
- d4.add(f2); // boost = 4
-
- writer.addDocument(d1);
- writer.addDocument(d2);
- writer.addDocument(d3);
- writer.addDocument(d4);
-
- IndexReader reader = writer.getReader();
- writer.close();
-
- final float[] scores = new float[4];
-
- newSearcher(reader).search
- (new TermQuery(new Term("field", "word")),
- new Collector() {
- private int base = 0;
- private Scorer scorer;
- @Override
- public void setScorer(Scorer scorer) throws IOException {
- this.scorer = scorer;
- }
- @Override
- public final void collect(int doc) throws IOException {
- scores[doc + base] = scorer.score();
- }
- @Override
- public void setNextReader(IndexReader reader, int docBase) {
- base = docBase;
- }
- @Override
- public boolean acceptsDocsOutOfOrder() {
- return true;
- }
- });
-
- float lastScore = 0.0f;
-
- for (int i = 0; i < 4; i++) {
- assertTrue(scores[i] > lastScore);
- lastScore = scores[i];
- }
-
- reader.close();
- store.close();
- }
-}