| package org.apache.lucene; |
| |
| /** |
| * 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.GregorianCalendar; |
| import java.io.PrintWriter; |
| import java.io.StringWriter; |
| |
| import org.apache.lucene.util.LuceneTestCase; |
| import junit.framework.TestSuite; |
| import junit.textui.TestRunner; |
| |
| import org.apache.lucene.store.*; |
| import org.apache.lucene.document.*; |
| import org.apache.lucene.analysis.*; |
| import org.apache.lucene.index.*; |
| import org.apache.lucene.search.*; |
| import org.apache.lucene.queryParser.*; |
| |
| /** JUnit adaptation of an older test case SearchTest. */ |
| public class TestSearch extends LuceneTestCase { |
| |
| /** Main for running test case by itself. */ |
| public static void main(String args[]) { |
| TestRunner.run (new TestSuite(TestSearch.class)); |
| } |
| |
| /** This test performs a number of searches. It also compares output |
| * of searches using multi-file index segments with single-file |
| * index segments. |
| * |
| * TODO: someone should check that the results of the searches are |
| * still correct by adding assert statements. Right now, the test |
| * passes if the results are the same between multi-file and |
| * single-file formats, even if the results are wrong. |
| */ |
| public void testSearch() throws Exception { |
| StringWriter sw = new StringWriter(); |
| PrintWriter pw = new PrintWriter(sw, true); |
| doTestSearch(pw, false); |
| pw.close(); |
| sw.close(); |
| String multiFileOutput = sw.getBuffer().toString(); |
| //System.out.println(multiFileOutput); |
| |
| sw = new StringWriter(); |
| pw = new PrintWriter(sw, true); |
| doTestSearch(pw, true); |
| pw.close(); |
| sw.close(); |
| String singleFileOutput = sw.getBuffer().toString(); |
| |
| assertEquals(multiFileOutput, singleFileOutput); |
| } |
| |
| |
| private void doTestSearch(PrintWriter out, boolean useCompoundFile) |
| throws Exception { |
| Directory directory = new RAMDirectory(); |
| Analyzer analyzer = new SimpleAnalyzer(TEST_VERSION_CURRENT); |
| IndexWriterConfig conf = new IndexWriterConfig(TEST_VERSION_CURRENT, analyzer); |
| LogMergePolicy lmp = (LogMergePolicy) conf.getMergePolicy(); |
| lmp.setUseCompoundFile(useCompoundFile); |
| lmp.setUseCompoundDocStore(useCompoundFile); |
| IndexWriter writer = new IndexWriter(directory, conf); |
| |
| String[] docs = { |
| "a b c d e", |
| "a b c d e a b c d e", |
| "a b c d e f g h i j", |
| "a c e", |
| "e c a", |
| "a c e a c e", |
| "a c e a b c" |
| }; |
| for (int j = 0; j < docs.length; j++) { |
| Document d = new Document(); |
| d.add(new Field("contents", docs[j], Field.Store.YES, Field.Index.ANALYZED)); |
| writer.addDocument(d); |
| } |
| writer.close(); |
| |
| Searcher searcher = new IndexSearcher(directory, true); |
| |
| String[] queries = { |
| "a b", |
| "\"a b\"", |
| "\"a b c\"", |
| "a c", |
| "\"a c\"", |
| "\"a c e\"", |
| }; |
| ScoreDoc[] hits = null; |
| |
| QueryParser parser = new QueryParser(TEST_VERSION_CURRENT, "contents", analyzer); |
| parser.setPhraseSlop(4); |
| for (int j = 0; j < queries.length; j++) { |
| Query query = parser.parse(queries[j]); |
| out.println("Query: " + query.toString("contents")); |
| |
| //DateFilter filter = |
| // new DateFilter("modified", Time(1997,0,1), Time(1998,0,1)); |
| //DateFilter filter = DateFilter.Before("modified", Time(1997,00,01)); |
| //System.out.println(filter); |
| |
| hits = searcher.search(query, null, 1000).scoreDocs; |
| |
| out.println(hits.length + " total results"); |
| for (int i = 0 ; i < hits.length && i < 10; i++) { |
| Document d = searcher.doc(hits[i].doc); |
| out.println(i + " " + hits[i].score |
| // + " " + DateField.stringToDate(d.get("modified")) |
| + " " + d.get("contents")); |
| } |
| } |
| searcher.close(); |
| } |
| |
| static long Time(int year, int month, int day) { |
| GregorianCalendar calendar = new GregorianCalendar(); |
| calendar.clear(); |
| calendar.set(year, month, day); |
| return calendar.getTime().getTime(); |
| } |
| } |