| using Lucene.Net.Documents; |
| using Lucene.Net.Index; |
| using Lucene.Net.Search; |
| using Lucene.Net.Store; |
| using Lucene.Net.Util; |
| using NUnit.Framework; |
| using System; |
| |
| namespace Lucene.Net.Sandbox.Queries |
| { |
| /* |
| * 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. |
| */ |
| |
| /// <summary>Simple tests for SortedSetSortField</summary> |
| public class TestSortedSetSortField : LuceneTestCase |
| { |
| [Test] |
| public void TestForward() |
| { |
| Directory dir = NewDirectory(); |
| RandomIndexWriter writer = new RandomIndexWriter( |
| #if FEATURE_INSTANCE_TESTDATA_INITIALIZATION |
| this, |
| #endif |
| Random, dir); |
| Document doc = new Document(); |
| doc.Add(NewStringField("value", "baz", Field.Store.NO)); |
| doc.Add(NewStringField("id", "2", Field.Store.YES)); |
| writer.AddDocument(doc); |
| doc = new Document(); |
| doc.Add(NewStringField("value", "foo", Field.Store.NO)); |
| doc.Add(NewStringField("value", "bar", Field.Store.NO)); |
| doc.Add(NewStringField("id", "1", Field.Store.YES)); |
| writer.AddDocument(doc); |
| IndexReader ir = writer.GetReader(); |
| writer.Dispose(); |
| |
| IndexSearcher searcher = NewSearcher(ir); |
| Sort sort = new Sort(new SortedSetSortField("value", false)); |
| |
| TopDocs td = searcher.Search(new MatchAllDocsQuery(), 10, sort); |
| assertEquals(2, td.TotalHits); |
| // 'bar' comes before 'baz' |
| assertEquals("1", searcher.Doc(td.ScoreDocs[0].Doc).Get("id")); |
| assertEquals("2", searcher.Doc(td.ScoreDocs[1].Doc).Get("id")); |
| |
| ir.Dispose(); |
| dir.Dispose(); |
| } |
| |
| [Test] |
| public void TestReverse() |
| { |
| Directory dir = NewDirectory(); |
| RandomIndexWriter writer = new RandomIndexWriter( |
| #if FEATURE_INSTANCE_TESTDATA_INITIALIZATION |
| this, |
| #endif |
| Random, dir); |
| Document doc = new Document(); |
| doc.Add(NewStringField("value", "foo", Field.Store.NO)); |
| doc.Add(NewStringField("value", "bar", Field.Store.NO)); |
| doc.Add(NewStringField("id", "1", Field.Store.YES)); |
| writer.AddDocument(doc); |
| doc = new Document(); |
| doc.Add(NewStringField("value", "baz", Field.Store.NO)); |
| doc.Add(NewStringField("id", "2", Field.Store.YES)); |
| writer.AddDocument(doc); |
| |
| IndexReader ir = writer.GetReader(); |
| writer.Dispose(); |
| |
| IndexSearcher searcher = NewSearcher(ir); |
| Sort sort = new Sort(new SortedSetSortField("value", true)); |
| |
| TopDocs td = searcher.Search(new MatchAllDocsQuery(), 10, sort); |
| assertEquals(2, td.TotalHits); |
| // 'bar' comes before 'baz' |
| assertEquals("2", searcher.Doc(td.ScoreDocs[0].Doc).Get("id")); |
| assertEquals("1", searcher.Doc(td.ScoreDocs[1].Doc).Get("id")); |
| |
| ir.Dispose(); |
| dir.Dispose(); |
| } |
| |
| [Test] |
| public void TestMissingFirst() |
| { |
| Directory dir = NewDirectory(); |
| RandomIndexWriter writer = new RandomIndexWriter( |
| #if FEATURE_INSTANCE_TESTDATA_INITIALIZATION |
| this, |
| #endif |
| Random, dir); |
| Document doc = new Document(); |
| doc.Add(NewStringField("value", "baz", Field.Store.NO)); |
| doc.Add(NewStringField("id", "2", Field.Store.YES)); |
| writer.AddDocument(doc); |
| doc = new Document(); |
| doc.Add(NewStringField("value", "foo", Field.Store.NO)); |
| doc.Add(NewStringField("value", "bar", Field.Store.NO)); |
| doc.Add(NewStringField("id", "1", Field.Store.YES)); |
| writer.AddDocument(doc); |
| doc = new Document(); |
| doc.Add(NewStringField("id", "3", Field.Store.YES)); |
| writer.AddDocument(doc); |
| IndexReader ir = writer.GetReader(); |
| writer.Dispose(); |
| |
| IndexSearcher searcher = NewSearcher(ir); |
| SortField sortField = new SortedSetSortField("value", false); |
| sortField.MissingValue = SortField.STRING_FIRST; |
| Sort sort = new Sort(sortField); |
| |
| TopDocs td = searcher.Search(new MatchAllDocsQuery(), 10, sort); |
| assertEquals(3, td.TotalHits); |
| // 'bar' comes before 'baz' |
| // null comes first |
| assertEquals("3", searcher.Doc(td.ScoreDocs[0].Doc).Get("id")); |
| assertEquals("1", searcher.Doc(td.ScoreDocs[1].Doc).Get("id")); |
| assertEquals("2", searcher.Doc(td.ScoreDocs[2].Doc).Get("id")); |
| |
| ir.Dispose(); |
| dir.Dispose(); |
| } |
| |
| [Test] |
| public void TestMissingLast() |
| { |
| Directory dir = NewDirectory(); |
| RandomIndexWriter writer = new RandomIndexWriter( |
| #if FEATURE_INSTANCE_TESTDATA_INITIALIZATION |
| this, |
| #endif |
| Random, dir); |
| Document doc = new Document(); |
| doc.Add(NewStringField("value", "baz", Field.Store.NO)); |
| doc.Add(NewStringField("id", "2", Field.Store.YES)); |
| writer.AddDocument(doc); |
| doc = new Document(); |
| doc.Add(NewStringField("value", "foo", Field.Store.NO)); |
| doc.Add(NewStringField("value", "bar", Field.Store.NO)); |
| doc.Add(NewStringField("id", "1", Field.Store.YES)); |
| writer.AddDocument(doc); |
| doc = new Document(); |
| doc.Add(NewStringField("id", "3", Field.Store.YES)); |
| writer.AddDocument(doc); |
| IndexReader ir = writer.GetReader(); |
| writer.Dispose(); |
| |
| IndexSearcher searcher = NewSearcher(ir); |
| SortField sortField = new SortedSetSortField("value", false); |
| sortField.MissingValue = SortField.STRING_LAST; |
| Sort sort = new Sort(sortField); |
| |
| TopDocs td = searcher.Search(new MatchAllDocsQuery(), 10, sort); |
| assertEquals(3, td.TotalHits); |
| // 'bar' comes before 'baz' |
| assertEquals("1", searcher.Doc(td.ScoreDocs[0].Doc).Get("id")); |
| assertEquals("2", searcher.Doc(td.ScoreDocs[1].Doc).Get("id")); |
| // null comes last |
| assertEquals("3", searcher.Doc(td.ScoreDocs[2].Doc).Get("id")); |
| |
| ir.Dispose(); |
| dir.Dispose(); |
| } |
| |
| [Test] |
| public void TestSingleton() |
| { |
| Directory dir = NewDirectory(); |
| RandomIndexWriter writer = new RandomIndexWriter( |
| #if FEATURE_INSTANCE_TESTDATA_INITIALIZATION |
| this, |
| #endif |
| Random, dir); |
| Document doc = new Document(); |
| doc.Add(NewStringField("value", "baz", Field.Store.NO)); |
| doc.Add(NewStringField("id", "2", Field.Store.YES)); |
| writer.AddDocument(doc); |
| doc = new Document(); |
| doc.Add(NewStringField("value", "bar", Field.Store.NO)); |
| doc.Add(NewStringField("id", "1", Field.Store.YES)); |
| writer.AddDocument(doc); |
| IndexReader ir = writer.GetReader(); |
| writer.Dispose(); |
| |
| IndexSearcher searcher = NewSearcher(ir); |
| Sort sort = new Sort(new SortedSetSortField("value", false)); |
| |
| TopDocs td = searcher.Search(new MatchAllDocsQuery(), 10, sort); |
| assertEquals(2, td.TotalHits); |
| // 'bar' comes before 'baz' |
| assertEquals("1", searcher.Doc(td.ScoreDocs[0].Doc).Get("id")); |
| assertEquals("2", searcher.Doc(td.ScoreDocs[1].Doc).Get("id")); |
| |
| ir.Dispose(); |
| dir.Dispose(); |
| } |
| |
| [Test] |
| public void TestEmptyIndex() |
| { |
| IndexSearcher empty = NewSearcher(new MultiReader()); |
| Query query = new TermQuery(new Term("contents", "foo")); |
| |
| Sort sort = new Sort(); |
| sort.SetSort(new SortedSetSortField("sortedset", false)); |
| TopDocs td = empty.Search(query, null, 10, sort, true, true); |
| assertEquals(0, td.TotalHits); |
| |
| // for an empty index, any selector should work |
| foreach (Selector v in Enum.GetValues(typeof(Selector))) |
| { |
| sort.SetSort(new SortedSetSortField("sortedset", false, v)); |
| td = empty.Search(query, null, 10, sort, true, true); |
| assertEquals(0, td.TotalHits); |
| } |
| } |
| |
| [Test] |
| public void TestEquals() |
| { |
| SortField sf = new SortedSetSortField("a", false); |
| assertFalse(sf.equals(null)); |
| |
| |
| assertEquals(sf, sf); |
| |
| SortField sf2 = new SortedSetSortField("a", false); |
| assertEquals(sf, sf2); |
| assertEquals(sf.GetHashCode(), sf2.GetHashCode()); |
| |
| |
| assertFalse(sf.equals(new SortedSetSortField("a", true))); |
| assertFalse(sf.equals(new SortedSetSortField("b", false))); |
| assertFalse(sf.equals(new SortedSetSortField("a", false, Selector.MAX))); |
| assertFalse(sf.equals("foo")); |
| } |
| } |
| } |