| /* |
| * 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. |
| */ |
| package org.apache.lucene.queries.function; |
| |
| import org.apache.lucene.analysis.Analyzer; |
| import org.apache.lucene.analysis.MockAnalyzer; |
| import org.apache.lucene.document.Document; |
| import org.apache.lucene.document.Field; |
| import org.apache.lucene.document.TextField; |
| import org.apache.lucene.index.IndexReader; |
| import org.apache.lucene.index.IndexWriterConfig; |
| import org.apache.lucene.index.RandomIndexWriter; |
| import org.apache.lucene.queries.function.valuesource.NormValueSource; |
| import org.apache.lucene.search.CheckHits; |
| import org.apache.lucene.search.IndexSearcher; |
| import org.apache.lucene.search.Query; |
| import org.apache.lucene.search.ScoreDoc; |
| import org.apache.lucene.search.Sort; |
| import org.apache.lucene.search.SortField; |
| import org.apache.lucene.search.TopDocs; |
| import org.apache.lucene.search.similarities.ClassicSimilarity; |
| import org.apache.lucene.search.similarities.Similarity; |
| import org.apache.lucene.store.Directory; |
| import org.apache.lucene.util.LuceneTestCase; |
| import org.junit.AfterClass; |
| import org.junit.BeforeClass; |
| |
| public class TestLongNormValueSource extends LuceneTestCase { |
| |
| static Directory dir; |
| static IndexReader reader; |
| static IndexSearcher searcher; |
| static Analyzer analyzer; |
| |
| private static Similarity sim = new ClassicSimilarity(); |
| |
| @BeforeClass |
| public static void beforeClass() throws Exception { |
| dir = newDirectory(); |
| analyzer = new MockAnalyzer(random()); |
| IndexWriterConfig iwConfig = newIndexWriterConfig(analyzer); |
| iwConfig.setMergePolicy(newLogMergePolicy()); |
| iwConfig.setSimilarity(sim); |
| RandomIndexWriter iw = new RandomIndexWriter(random(), dir, iwConfig); |
| |
| Document doc = new Document(); |
| doc.add(new TextField("text", "this is a test test test", Field.Store.NO)); |
| iw.addDocument(doc); |
| |
| doc = new Document(); |
| doc.add(new TextField("text", "second test", Field.Store.NO)); |
| iw.addDocument(doc); |
| |
| reader = iw.getReader(); |
| searcher = newSearcher(reader); |
| iw.close(); |
| } |
| |
| @AfterClass |
| public static void afterClass() throws Exception { |
| searcher = null; |
| reader.close(); |
| reader = null; |
| dir.close(); |
| dir = null; |
| analyzer.close(); |
| analyzer = null; |
| } |
| |
| public void testNorm() throws Exception { |
| Similarity saved = searcher.getSimilarity(); |
| try { |
| // no norm field (so agnostic to indexed similarity) |
| searcher.setSimilarity(sim); |
| assertHits(new FunctionQuery( |
| new NormValueSource("text")), |
| new float[] { 0f, 0f }); |
| } finally { |
| searcher.setSimilarity(saved); |
| } |
| } |
| |
| void assertHits(Query q, float scores[]) throws Exception { |
| ScoreDoc expected[] = new ScoreDoc[scores.length]; |
| int expectedDocs[] = new int[scores.length]; |
| for (int i = 0; i < expected.length; i++) { |
| expectedDocs[i] = i; |
| expected[i] = new ScoreDoc(i, scores[i]); |
| } |
| TopDocs docs = searcher.search(q, 2, new Sort(new SortField("id", SortField.Type.STRING))); |
| |
| /* |
| for (int i=0;i<docs.scoreDocs.length;i++) { |
| System.out.println(searcher.explain(q, docs.scoreDocs[i].doc)); |
| } |
| */ |
| |
| CheckHits.checkHits(random(), q, "", searcher, expectedDocs); |
| CheckHits.checkHitsQuery(q, expected, docs.scoreDocs, expectedDocs); |
| CheckHits.checkExplanations(q, "", searcher); |
| } |
| } |