+++ /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 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;
-
-import java.io.IOException;
-
-/** This class only tests some basic functionality in CSQ, the main parts are mostly
- * tested by MultiTermQuery tests, explanations seems to be tested in TestExplanations! */
-public class TestConstantScoreQuery extends LuceneTestCase {
-
- public void testCSQ() throws Exception {
- final Query q1 = new ConstantScoreQuery(new TermQuery(new Term("a", "b")));
- final Query q2 = new ConstantScoreQuery(new TermQuery(new Term("a", "c")));
- final Query q3 = new ConstantScoreQuery(new TermRangeFilter("a", "b", "c", true, true));
- QueryUtils.check(q1);
- QueryUtils.check(q2);
- QueryUtils.checkEqual(q1,q1);
- QueryUtils.checkEqual(q2,q2);
- QueryUtils.checkEqual(q3,q3);
- QueryUtils.checkUnequal(q1,q2);
- QueryUtils.checkUnequal(q2,q3);
- QueryUtils.checkUnequal(q1,q3);
- QueryUtils.checkUnequal(q1, new TermQuery(new Term("a", "b")));
- }
-
- private void checkHits(Searcher searcher, Query q, final float expectedScore, final String scorerClassName, final String innerScorerClassName) throws IOException {
- final int[] count = new int[1];
- searcher.search(q, new Collector() {
- private Scorer scorer;
-
- @Override
- public void setScorer(Scorer scorer) {
- this.scorer = scorer;
- assertEquals("Scorer is implemented by wrong class", scorerClassName, scorer.getClass().getName());
- if (innerScorerClassName != null && scorer instanceof ConstantScoreQuery.ConstantScorer) {
- final ConstantScoreQuery.ConstantScorer innerScorer = (ConstantScoreQuery.ConstantScorer) scorer;
- assertEquals("inner Scorer is implemented by wrong class", innerScorerClassName, innerScorer.docIdSetIterator.getClass().getName());
- }
- }
-
- @Override
- public void collect(int doc) throws IOException {
- assertEquals("Score differs from expected", expectedScore, this.scorer.score());
- count[0]++;
- }
-
- @Override
- public void setNextReader(IndexReader reader, int docBase) {
- }
-
- @Override
- public boolean acceptsDocsOutOfOrder() {
- return true;
- }
- });
- assertEquals("invalid number of results", 1, count[0]);
- }
-
- public void testWrapped2Times() throws Exception {
- Directory directory = null;
- IndexReader reader = null;
- IndexSearcher searcher = null;
- try {
- directory = newDirectory();
- RandomIndexWriter writer = new RandomIndexWriter (random, directory);
-
- Document doc = new Document();
- doc.add(newField("field", "term", Field.Store.NO, Field.Index.NOT_ANALYZED));
- writer.addDocument(doc);
-
- reader = writer.getReader();
- writer.close();
- searcher = newSearcher(reader);
-
- // set a similarity that does not normalize our boost away
- searcher.setSimilarity(new DefaultSimilarity() {
- @Override
- public float queryNorm(float sumOfSquaredWeights) {
- return 1.0f;
- }
- });
-
- final Query csq1 = new ConstantScoreQuery(new TermQuery(new Term ("field", "term")));
- csq1.setBoost(2.0f);
- final Query csq2 = new ConstantScoreQuery(csq1);
- csq2.setBoost(5.0f);
-
- final BooleanQuery bq = new BooleanQuery();
- bq.add(csq1, BooleanClause.Occur.SHOULD);
- bq.add(csq2, BooleanClause.Occur.SHOULD);
-
- final Query csqbq = new ConstantScoreQuery(bq);
- csqbq.setBoost(17.0f);
-
- checkHits(searcher, csq1, csq1.getBoost(), ConstantScoreQuery.ConstantScorer.class.getName(), null);
- checkHits(searcher, csq2, csq2.getBoost(), ConstantScoreQuery.ConstantScorer.class.getName(), ConstantScoreQuery.ConstantScorer.class.getName());
-
- // for the combined BQ, the scorer should always be BooleanScorer's BucketScorer, because our scorer supports out-of order collection!
- final String bucketScorerClass = BooleanScorer.class.getName() + "$BucketScorer";
- checkHits(searcher, bq, csq1.getBoost() + csq2.getBoost(), bucketScorerClass, null);
- checkHits(searcher, csqbq, csqbq.getBoost(), ConstantScoreQuery.ConstantScorer.class.getName(), bucketScorerClass);
- } finally {
- if (searcher != null) searcher.close();
- if (reader != null) reader.close();
- if (directory != null) directory.close();
- }
- }
-
-}
fnp / pylucene.git / blobdiff