| /* |
| * 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. |
| */ |
| |
| using System; |
| |
| using NUnit.Framework; |
| |
| using WhitespaceAnalyzer = Lucene.Net.Analysis.WhitespaceAnalyzer; |
| using Document = Lucene.Net.Documents.Document; |
| using Field = Lucene.Net.Documents.Field; |
| using IndexReader = Lucene.Net.Index.IndexReader; |
| using IndexWriter = Lucene.Net.Index.IndexWriter; |
| using Term = Lucene.Net.Index.Term; |
| using RAMDirectory = Lucene.Net.Store.RAMDirectory; |
| using DocIdBitSet = Lucene.Net.Util.DocIdBitSet; |
| using Occur = Lucene.Net.Search.Occur; |
| using LuceneTestCase = Lucene.Net.Util.LuceneTestCase; |
| |
| namespace Lucene.Net.Search |
| { |
| |
| /// <summary> FilteredQuery JUnit tests. |
| /// <p/>Created: Apr 21, 2004 1:21:46 PM |
| /// </summary> |
| [TestFixture] |
| public class TestFilteredQuery:LuceneTestCase |
| { |
| [Serializable] |
| private class AnonymousClassFilter:Filter |
| { |
| public override DocIdSet GetDocIdSet(IndexReader reader) |
| { |
| System.Collections.BitArray bitset = new System.Collections.BitArray((5 % 64 == 0?5 / 64:5 / 64 + 1) * 64); |
| bitset.Set(1, true); |
| bitset.Set(3, true); |
| return new DocIdBitSet(bitset); |
| } |
| } |
| [Serializable] |
| private class AnonymousClassFilter1:Filter |
| { |
| public override DocIdSet GetDocIdSet(IndexReader reader) |
| { |
| System.Collections.BitArray bitset = new System.Collections.BitArray((5 % 64 == 0?5 / 64:5 / 64 + 1) * 64); |
| for (int i = 0; i < 5; i++) bitset.Set(i, true); |
| return new DocIdBitSet(bitset); |
| } |
| } |
| |
| private IndexSearcher searcher; |
| private RAMDirectory directory; |
| private Query query; |
| private Filter filter; |
| |
| [SetUp] |
| public override void SetUp() |
| { |
| base.SetUp(); |
| directory = new RAMDirectory(); |
| IndexWriter writer = new IndexWriter(directory, new WhitespaceAnalyzer(), true, IndexWriter.MaxFieldLength.LIMITED); |
| |
| Document doc = new Document(); |
| doc.Add(new Field("field", "one two three four five", Field.Store.YES, Field.Index.ANALYZED)); |
| doc.Add(new Field("sorter", "b", Field.Store.YES, Field.Index.ANALYZED)); |
| writer.AddDocument(doc); |
| |
| doc = new Document(); |
| doc.Add(new Field("field", "one two three four", Field.Store.YES, Field.Index.ANALYZED)); |
| doc.Add(new Field("sorter", "d", Field.Store.YES, Field.Index.ANALYZED)); |
| writer.AddDocument(doc); |
| |
| doc = new Document(); |
| doc.Add(new Field("field", "one two three y", Field.Store.YES, Field.Index.ANALYZED)); |
| doc.Add(new Field("sorter", "a", Field.Store.YES, Field.Index.ANALYZED)); |
| writer.AddDocument(doc); |
| |
| doc = new Document(); |
| doc.Add(new Field("field", "one two x", Field.Store.YES, Field.Index.ANALYZED)); |
| doc.Add(new Field("sorter", "c", Field.Store.YES, Field.Index.ANALYZED)); |
| writer.AddDocument(doc); |
| |
| writer.Optimize(); |
| writer.Close(); |
| |
| searcher = new IndexSearcher(directory, true); |
| query = new TermQuery(new Term("field", "three")); |
| filter = NewStaticFilterB(); |
| } |
| |
| // must be static for serialization tests |
| private static Filter NewStaticFilterB() |
| { |
| return new AnonymousClassFilter(); |
| } |
| |
| [TearDown] |
| public override void TearDown() |
| { |
| searcher.Close(); |
| directory.Close(); |
| base.TearDown(); |
| } |
| |
| [Test] |
| public virtual void TestFilteredQuery_Renamed() |
| { |
| Query filteredquery = new FilteredQuery(query, filter); |
| ScoreDoc[] hits = searcher.Search(filteredquery, null, 1000).ScoreDocs; |
| Assert.AreEqual(1, hits.Length); |
| Assert.AreEqual(1, hits[0].Doc); |
| QueryUtils.Check(filteredquery, searcher); |
| |
| hits = searcher.Search(filteredquery, null, 1000, new Sort(new SortField("sorter", SortField.STRING))).ScoreDocs; |
| Assert.AreEqual(1, hits.Length); |
| Assert.AreEqual(1, hits[0].Doc); |
| |
| filteredquery = new FilteredQuery(new TermQuery(new Term("field", "one")), filter); |
| hits = searcher.Search(filteredquery, null, 1000).ScoreDocs; |
| Assert.AreEqual(2, hits.Length); |
| QueryUtils.Check(filteredquery, searcher); |
| |
| filteredquery = new FilteredQuery(new TermQuery(new Term("field", "x")), filter); |
| hits = searcher.Search(filteredquery, null, 1000).ScoreDocs; |
| Assert.AreEqual(1, hits.Length); |
| Assert.AreEqual(3, hits[0].Doc); |
| QueryUtils.Check(filteredquery, searcher); |
| |
| filteredquery = new FilteredQuery(new TermQuery(new Term("field", "y")), filter); |
| hits = searcher.Search(filteredquery, null, 1000).ScoreDocs; |
| Assert.AreEqual(0, hits.Length); |
| QueryUtils.Check(filteredquery, searcher); |
| |
| // test boost |
| Filter f = NewStaticFilterA(); |
| |
| float boost = 2.5f; |
| BooleanQuery bq1 = new BooleanQuery(); |
| TermQuery tq = new TermQuery(new Term("field", "one")); |
| tq.Boost = boost; |
| bq1.Add(tq, Occur.MUST); |
| bq1.Add(new TermQuery(new Term("field", "five")), Occur.MUST); |
| |
| BooleanQuery bq2 = new BooleanQuery(); |
| tq = new TermQuery(new Term("field", "one")); |
| filteredquery = new FilteredQuery(tq, f); |
| filteredquery.Boost = boost; |
| bq2.Add(filteredquery, Occur.MUST); |
| bq2.Add(new TermQuery(new Term("field", "five")), Occur.MUST); |
| AssertScoreEquals(bq1, bq2); |
| |
| Assert.AreEqual(boost, filteredquery.Boost, 0); |
| Assert.AreEqual(1.0f, tq.Boost, 0); // the boost value of the underlying query shouldn't have changed |
| } |
| |
| // must be static for serialization tests |
| private static Filter NewStaticFilterA() |
| { |
| return new AnonymousClassFilter1(); |
| } |
| |
| /// <summary> Tests whether the scores of the two queries are the same.</summary> |
| public virtual void AssertScoreEquals(Query q1, Query q2) |
| { |
| ScoreDoc[] hits1 = searcher.Search(q1, null, 1000).ScoreDocs; |
| ScoreDoc[] hits2 = searcher.Search(q2, null, 1000).ScoreDocs; |
| |
| Assert.AreEqual(hits1.Length, hits2.Length); |
| |
| for (int i = 0; i < hits1.Length; i++) |
| { |
| Assert.AreEqual(hits1[i].Score, hits2[i].Score, 0.0000001f); |
| } |
| } |
| |
| /// <summary> This tests FilteredQuery's rewrite correctness</summary> |
| [Test] |
| public virtual void TestRangeQuery() |
| { |
| TermRangeQuery rq = new TermRangeQuery("sorter", "b", "d", true, true); |
| |
| Query filteredquery = new FilteredQuery(rq, filter); |
| ScoreDoc[] hits = searcher.Search(filteredquery, null, 1000).ScoreDocs; |
| Assert.AreEqual(2, hits.Length); |
| QueryUtils.Check(filteredquery, searcher); |
| } |
| |
| [Test] |
| public virtual void TestBoolean() |
| { |
| BooleanQuery bq = new BooleanQuery(); |
| Query query = new FilteredQuery(new MatchAllDocsQuery(), new SingleDocTestFilter(0)); |
| bq.Add(query, Occur.MUST); |
| query = new FilteredQuery(new MatchAllDocsQuery(), new SingleDocTestFilter(1)); |
| bq.Add(query, Occur.MUST); |
| ScoreDoc[] hits = searcher.Search(bq, null, 1000).ScoreDocs; |
| Assert.AreEqual(0, hits.Length); |
| QueryUtils.Check(query, searcher); |
| } |
| |
| // Make sure BooleanQuery, which does out-of-order |
| // scoring, inside FilteredQuery, works |
| [Test] |
| public virtual void TestBoolean2() |
| { |
| BooleanQuery bq = new BooleanQuery(); |
| Query query = new FilteredQuery(bq, new SingleDocTestFilter(0)); |
| bq.Add(new TermQuery(new Term("field", "one")), Occur.SHOULD); |
| bq.Add(new TermQuery(new Term("field", "two")), Occur.SHOULD); |
| ScoreDoc[] hits = searcher.Search(query, 1000).ScoreDocs; |
| Assert.AreEqual(1, hits.Length); |
| QueryUtils.Check(query, searcher); |
| } |
| } |
| } |