| // Lucene version compatibility level 4.8.1 |
| using Lucene.Net.Analysis; |
| using Lucene.Net.Documents; |
| using Lucene.Net.Index; |
| using Lucene.Net.Index.Extensions; |
| using Lucene.Net.Join; |
| using Lucene.Net.Search; |
| using Lucene.Net.Store; |
| using Lucene.Net.Util; |
| using NUnit.Framework; |
| using System.Collections.Generic; |
| |
| namespace Lucene.Net.Tests.Join |
| { |
| /* |
| * 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. |
| */ |
| |
| public class TestBlockJoinSorting : LuceneTestCase |
| { |
| [Test] |
| public void TestNestedSorting() |
| { |
| Directory dir = NewDirectory(); |
| RandomIndexWriter w = new RandomIndexWriter(Random, dir, NewIndexWriterConfig(TEST_VERSION_CURRENT, |
| new MockAnalyzer(Random)).SetMergePolicy(NoMergePolicy.COMPOUND_FILES)); |
| |
| IList<Document> docs = new List<Document>(); |
| Document document = new Document(); |
| document.Add(new StringField("field2", "a", Field.Store.NO)); |
| document.Add(new StringField("filter_1", "T", Field.Store.NO)); |
| docs.Add(document); |
| document = new Document(); |
| document.Add(new StringField("field2", "b", Field.Store.NO)); |
| document.Add(new StringField("filter_1", "T", Field.Store.NO)); |
| docs.Add(document); |
| document = new Document(); |
| document.Add(new StringField("field2", "c", Field.Store.NO)); |
| document.Add(new StringField("filter_1", "T", Field.Store.NO)); |
| docs.Add(document); |
| document = new Document(); |
| document.Add(new StringField("__type", "parent", Field.Store.NO)); |
| document.Add(new StringField("field1", "a", Field.Store.NO)); |
| docs.Add(document); |
| w.AddDocuments(docs); |
| w.Commit(); |
| |
| docs.Clear(); |
| document = new Document(); |
| document.Add(new StringField("field2", "c", Field.Store.NO)); |
| document.Add(new StringField("filter_1", "T", Field.Store.NO)); |
| docs.Add(document); |
| document = new Document(); |
| document.Add(new StringField("field2", "d", Field.Store.NO)); |
| document.Add(new StringField("filter_1", "T", Field.Store.NO)); |
| docs.Add(document); |
| document = new Document(); |
| document.Add(new StringField("field2", "e", Field.Store.NO)); |
| document.Add(new StringField("filter_1", "T", Field.Store.NO)); |
| docs.Add(document); |
| document = new Document(); |
| document.Add(new StringField("__type", "parent", Field.Store.NO)); |
| document.Add(new StringField("field1", "b", Field.Store.NO)); |
| docs.Add(document); |
| w.AddDocuments(docs); |
| |
| docs.Clear(); |
| document = new Document(); |
| document.Add(new StringField("field2", "e", Field.Store.NO)); |
| document.Add(new StringField("filter_1", "T", Field.Store.NO)); |
| docs.Add(document); |
| document = new Document(); |
| document.Add(new StringField("field2", "f", Field.Store.NO)); |
| document.Add(new StringField("filter_1", "T", Field.Store.NO)); |
| docs.Add(document); |
| document = new Document(); |
| document.Add(new StringField("field2", "g", Field.Store.NO)); |
| document.Add(new StringField("filter_1", "T", Field.Store.NO)); |
| docs.Add(document); |
| document = new Document(); |
| document.Add(new StringField("__type", "parent", Field.Store.NO)); |
| document.Add(new StringField("field1", "c", Field.Store.NO)); |
| docs.Add(document); |
| w.AddDocuments(docs); |
| |
| docs.Clear(); |
| document = new Document(); |
| document.Add(new StringField("field2", "g", Field.Store.NO)); |
| document.Add(new StringField("filter_1", "T", Field.Store.NO)); |
| docs.Add(document); |
| document = new Document(); |
| document.Add(new StringField("field2", "h", Field.Store.NO)); |
| document.Add(new StringField("filter_1", "F", Field.Store.NO)); |
| docs.Add(document); |
| document = new Document(); |
| document.Add(new StringField("field2", "i", Field.Store.NO)); |
| document.Add(new StringField("filter_1", "F", Field.Store.NO)); |
| docs.Add(document); |
| document = new Document(); |
| document.Add(new StringField("__type", "parent", Field.Store.NO)); |
| document.Add(new StringField("field1", "d", Field.Store.NO)); |
| docs.Add(document); |
| w.AddDocuments(docs); |
| w.Commit(); |
| |
| docs.Clear(); |
| document = new Document(); |
| document.Add(new StringField("field2", "i", Field.Store.NO)); |
| document.Add(new StringField("filter_1", "F", Field.Store.NO)); |
| docs.Add(document); |
| document = new Document(); |
| document.Add(new StringField("field2", "j", Field.Store.NO)); |
| document.Add(new StringField("filter_1", "F", Field.Store.NO)); |
| docs.Add(document); |
| document = new Document(); |
| document.Add(new StringField("field2", "k", Field.Store.NO)); |
| document.Add(new StringField("filter_1", "F", Field.Store.NO)); |
| docs.Add(document); |
| document = new Document(); |
| document.Add(new StringField("__type", "parent", Field.Store.NO)); |
| document.Add(new StringField("field1", "f", Field.Store.NO)); |
| docs.Add(document); |
| w.AddDocuments(docs); |
| |
| docs.Clear(); |
| document = new Document(); |
| document.Add(new StringField("field2", "k", Field.Store.NO)); |
| document.Add(new StringField("filter_1", "T", Field.Store.NO)); |
| docs.Add(document); |
| document = new Document(); |
| document.Add(new StringField("field2", "l", Field.Store.NO)); |
| document.Add(new StringField("filter_1", "T", Field.Store.NO)); |
| docs.Add(document); |
| document = new Document(); |
| document.Add(new StringField("field2", "m", Field.Store.NO)); |
| document.Add(new StringField("filter_1", "T", Field.Store.NO)); |
| docs.Add(document); |
| document = new Document(); |
| document.Add(new StringField("__type", "parent", Field.Store.NO)); |
| document.Add(new StringField("field1", "g", Field.Store.NO)); |
| docs.Add(document); |
| w.AddDocuments(docs); |
| |
| // This doc will not be included, because it doesn't have nested docs |
| document = new Document(); |
| document.Add(new StringField("__type", "parent", Field.Store.NO)); |
| document.Add(new StringField("field1", "h", Field.Store.NO)); |
| w.AddDocument(document); |
| |
| docs.Clear(); |
| document = new Document(); |
| document.Add(new StringField("field2", "m", Field.Store.NO)); |
| document.Add(new StringField("filter_1", "T", Field.Store.NO)); |
| docs.Add(document); |
| document = new Document(); |
| document.Add(new StringField("field2", "n", Field.Store.NO)); |
| document.Add(new StringField("filter_1", "F", Field.Store.NO)); |
| docs.Add(document); |
| document = new Document(); |
| document.Add(new StringField("field2", "o", Field.Store.NO)); |
| document.Add(new StringField("filter_1", "F", Field.Store.NO)); |
| docs.Add(document); |
| document = new Document(); |
| document.Add(new StringField("__type", "parent", Field.Store.NO)); |
| document.Add(new StringField("field1", "i", Field.Store.NO)); |
| docs.Add(document); |
| w.AddDocuments(docs); |
| w.Commit(); |
| |
| // Some garbage docs, just to check if the NestedFieldComparer can deal with this. |
| document = new Document(); |
| document.Add(new StringField("fieldXXX", "x", Field.Store.NO)); |
| w.AddDocument(document); |
| document = new Document(); |
| document.Add(new StringField("fieldXXX", "x", Field.Store.NO)); |
| w.AddDocument(document); |
| document = new Document(); |
| document.Add(new StringField("fieldXXX", "x", Field.Store.NO)); |
| w.AddDocument(document); |
| |
| IndexSearcher searcher = new IndexSearcher(DirectoryReader.Open(w.IndexWriter, false)); |
| w.Dispose(); |
| Filter parentFilter = new QueryWrapperFilter(new TermQuery(new Term("__type", "parent"))); |
| Filter childFilter = new QueryWrapperFilter(new PrefixQuery(new Term("field2"))); |
| ToParentBlockJoinQuery query = new ToParentBlockJoinQuery(new FilteredQuery(new MatchAllDocsQuery(), childFilter), new FixedBitSetCachingWrapperFilter(parentFilter), ScoreMode.None); |
| |
| // Sort by field ascending, order first |
| ToParentBlockJoinSortField sortField = new ToParentBlockJoinSortField("field2", SortFieldType.STRING, false, Wrap(parentFilter), Wrap(childFilter)); |
| Sort sort = new Sort(sortField); |
| TopFieldDocs topDocs = searcher.Search(query, 5, sort); |
| assertEquals(7, topDocs.TotalHits); |
| assertEquals(5, topDocs.ScoreDocs.Length); |
| assertEquals(3, topDocs.ScoreDocs[0].Doc); |
| assertEquals("a", ((BytesRef)((FieldDoc)topDocs.ScoreDocs[0]).Fields[0]).Utf8ToString()); |
| assertEquals(7, topDocs.ScoreDocs[1].Doc); |
| assertEquals("c", ((BytesRef)((FieldDoc)topDocs.ScoreDocs[1]).Fields[0]).Utf8ToString()); |
| assertEquals(11, topDocs.ScoreDocs[2].Doc); |
| assertEquals("e", ((BytesRef)((FieldDoc)topDocs.ScoreDocs[2]).Fields[0]).Utf8ToString()); |
| assertEquals(15, topDocs.ScoreDocs[3].Doc); |
| assertEquals("g", ((BytesRef)((FieldDoc)topDocs.ScoreDocs[3]).Fields[0]).Utf8ToString()); |
| assertEquals(19, topDocs.ScoreDocs[4].Doc); |
| assertEquals("i", ((BytesRef)((FieldDoc)topDocs.ScoreDocs[4]).Fields[0]).Utf8ToString()); |
| |
| // Sort by field ascending, order last |
| sortField = new ToParentBlockJoinSortField("field2", SortFieldType.STRING, false, true, Wrap(parentFilter), Wrap(childFilter)); |
| sort = new Sort(sortField); |
| topDocs = searcher.Search(query, 5, sort); |
| assertEquals(7, topDocs.TotalHits); |
| assertEquals(5, topDocs.ScoreDocs.Length); |
| assertEquals(3, topDocs.ScoreDocs[0].Doc); |
| assertEquals("c", ((BytesRef)((FieldDoc)topDocs.ScoreDocs[0]).Fields[0]).Utf8ToString()); |
| assertEquals(7, topDocs.ScoreDocs[1].Doc); |
| assertEquals("e", ((BytesRef)((FieldDoc)topDocs.ScoreDocs[1]).Fields[0]).Utf8ToString()); |
| assertEquals(11, topDocs.ScoreDocs[2].Doc); |
| assertEquals("g", ((BytesRef)((FieldDoc)topDocs.ScoreDocs[2]).Fields[0]).Utf8ToString()); |
| assertEquals(15, topDocs.ScoreDocs[3].Doc); |
| assertEquals("i", ((BytesRef)((FieldDoc)topDocs.ScoreDocs[3]).Fields[0]).Utf8ToString()); |
| assertEquals(19, topDocs.ScoreDocs[4].Doc); |
| assertEquals("k", ((BytesRef)((FieldDoc)topDocs.ScoreDocs[4]).Fields[0]).Utf8ToString()); |
| |
| // Sort by field descending, order last |
| sortField = new ToParentBlockJoinSortField("field2", SortFieldType.STRING, true, Wrap(parentFilter), Wrap(childFilter)); |
| sort = new Sort(sortField); |
| topDocs = searcher.Search(query, 5, sort); |
| assertEquals(topDocs.TotalHits, 7); |
| assertEquals(5, topDocs.ScoreDocs.Length); |
| assertEquals(28, topDocs.ScoreDocs[0].Doc); |
| assertEquals("o", ((BytesRef)((FieldDoc)topDocs.ScoreDocs[0]).Fields[0]).Utf8ToString()); |
| assertEquals(23, topDocs.ScoreDocs[1].Doc); |
| assertEquals("m", ((BytesRef)((FieldDoc)topDocs.ScoreDocs[1]).Fields[0]).Utf8ToString()); |
| assertEquals(19, topDocs.ScoreDocs[2].Doc); |
| assertEquals("k", ((BytesRef)((FieldDoc)topDocs.ScoreDocs[2]).Fields[0]).Utf8ToString()); |
| assertEquals(15, topDocs.ScoreDocs[3].Doc); |
| assertEquals("i", ((BytesRef)((FieldDoc)topDocs.ScoreDocs[3]).Fields[0]).Utf8ToString()); |
| assertEquals(11, topDocs.ScoreDocs[4].Doc); |
| assertEquals("g", ((BytesRef)((FieldDoc)topDocs.ScoreDocs[4]).Fields[0]).Utf8ToString()); |
| |
| // Sort by field descending, order last, sort filter (filter_1:T) |
| childFilter = new QueryWrapperFilter(new TermQuery((new Term("filter_1", "T")))); |
| query = new ToParentBlockJoinQuery( |
| new FilteredQuery(new MatchAllDocsQuery(), childFilter), |
| new FixedBitSetCachingWrapperFilter(parentFilter), |
| ScoreMode.None); |
| sortField = new ToParentBlockJoinSortField("field2", SortFieldType.STRING, true, Wrap(parentFilter), Wrap(childFilter)); |
| sort = new Sort(sortField); |
| topDocs = searcher.Search(query, 5, sort); |
| assertEquals(6, topDocs.TotalHits); |
| assertEquals(5, topDocs.ScoreDocs.Length); |
| assertEquals(23, topDocs.ScoreDocs[0].Doc); |
| assertEquals("m", ((BytesRef)((FieldDoc)topDocs.ScoreDocs[0]).Fields[0]).Utf8ToString()); |
| assertEquals(28, topDocs.ScoreDocs[1].Doc); |
| assertEquals("m", ((BytesRef)((FieldDoc)topDocs.ScoreDocs[1]).Fields[0]).Utf8ToString()); |
| assertEquals(11, topDocs.ScoreDocs[2].Doc); |
| assertEquals("g", ((BytesRef)((FieldDoc)topDocs.ScoreDocs[2]).Fields[0]).Utf8ToString()); |
| assertEquals(15, topDocs.ScoreDocs[3].Doc); |
| assertEquals("g", ((BytesRef)((FieldDoc)topDocs.ScoreDocs[3]).Fields[0]).Utf8ToString()); |
| assertEquals(7, topDocs.ScoreDocs[4].Doc); |
| assertEquals("e", ((BytesRef)((FieldDoc)topDocs.ScoreDocs[4]).Fields[0]).Utf8ToString()); |
| |
| searcher.IndexReader.Dispose(); |
| dir.Dispose(); |
| } |
| |
| private Filter Wrap(Filter filter) |
| { |
| return Random.NextBoolean() ? new FixedBitSetCachingWrapperFilter(filter) : filter; |
| } |
| } |
| } |