| using J2N.Text; |
| using Lucene.Net.Analysis; |
| 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; |
| using System.Collections.Generic; |
| using JCG = J2N.Collections.Generic; |
| |
| namespace Lucene.Net.QueryParsers.ComplexPhrase |
| { |
| /* |
| * 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. |
| */ |
| |
| [TestFixture] |
| public class TestComplexPhraseQuery : LuceneTestCase |
| { |
| Directory rd; |
| Analyzer analyzer; |
| DocData[] docsContent = { |
| new DocData("john smith", "1", "developer"), |
| new DocData("johathon smith", "2", "developer"), |
| new DocData("john percival smith", "3", "designer"), |
| new DocData("jackson waits tom", "4", "project manager") |
| }; |
| |
| private IndexSearcher searcher; |
| private IndexReader reader; |
| |
| string defaultFieldName = "name"; |
| |
| bool inOrder = true; |
| |
| [Test] |
| public virtual void TestComplexPhrases() |
| { |
| CheckMatches("\"john smith\"", "1"); // Simple multi-term still works |
| CheckMatches("\"j* smyth~\"", "1,2"); // wildcards and fuzzies are OK in |
| // phrases |
| CheckMatches("\"(jo* -john) smith\"", "2"); // boolean logic works |
| CheckMatches("\"jo* smith\"~2", "1,2,3"); // position logic works. |
| CheckMatches("\"jo* [sma TO smZ]\" ", "1,2"); // range queries supported |
| CheckMatches("\"john\"", "1,3"); // Simple single-term still works |
| CheckMatches("\"(john OR johathon) smith\"", "1,2"); // boolean logic with |
| // brackets works. |
| CheckMatches("\"(jo* -john) smyth~\"", "2"); // boolean logic with |
| // brackets works. |
| |
| // CheckMatches("\"john -percival\"", "1"); // not logic doesn't work |
| // currently :(. |
| |
| CheckMatches("\"john nosuchword*\"", ""); // phrases with clauses producing |
| // empty sets |
| |
| CheckBadQuery("\"jo* id:1 smith\""); // mixing fields in a phrase is bad |
| CheckBadQuery("\"jo* \"smith\" \""); // phrases inside phrases is bad |
| } |
| |
| [Test] |
| public virtual void TestUnOrderedProximitySearches() |
| { |
| inOrder = true; |
| CheckMatches("\"smith jo*\"~2", ""); // ordered proximity produces empty set |
| |
| inOrder = false; |
| CheckMatches("\"smith jo*\"~2", "1,2,3"); // un-ordered proximity |
| } |
| |
| private void CheckBadQuery(String qString) |
| { |
| ComplexPhraseQueryParser qp = new ComplexPhraseQueryParser(TEST_VERSION_CURRENT, defaultFieldName, analyzer); |
| qp.InOrder = inOrder; |
| Exception expected = null; |
| try |
| { |
| qp.Parse(qString); |
| } |
| catch (Exception e) |
| { |
| expected = e; |
| } |
| assertNotNull("Expected parse error in " + qString, expected); |
| } |
| |
| private void CheckMatches(string qString, string expectedVals) |
| { |
| ComplexPhraseQueryParser qp = new ComplexPhraseQueryParser(TEST_VERSION_CURRENT, defaultFieldName, analyzer); |
| qp.InOrder = inOrder; |
| qp.FuzzyPrefixLength = 1; // usually a good idea |
| |
| Query q = qp.Parse(qString); |
| |
| ISet<string> expecteds = new JCG.HashSet<string>(); |
| string[] vals = expectedVals.Split(',').TrimEnd(); |
| for (int i = 0; i < vals.Length; i++) |
| { |
| if (vals[i].Length > 0) |
| expecteds.Add(vals[i]); |
| } |
| |
| TopDocs td = searcher.Search(q, 10); |
| ScoreDoc[] sd = td.ScoreDocs; |
| for (int i = 0; i < sd.Length; i++) |
| { |
| Document doc = searcher.Doc(sd[i].Doc); |
| string id = doc.Get("id"); |
| assertTrue(qString + "matched doc#" + id + " not expected", expecteds |
| .Contains(id)); |
| expecteds.Remove(id); |
| } |
| |
| assertEquals(qString + " missing some matches ", 0, expecteds.Count); |
| } |
| |
| [Test] |
| public virtual void TestFieldedQuery() |
| { |
| CheckMatches("name:\"john smith\"", "1"); |
| CheckMatches("name:\"j* smyth~\"", "1,2"); |
| CheckMatches("role:\"developer\"", "1,2"); |
| CheckMatches("role:\"p* manager\"", "4"); |
| CheckMatches("role:de*", "1,2,3"); |
| CheckMatches("name:\"j* smyth~\"~5", "1,2,3"); |
| CheckMatches("role:\"p* manager\" AND name:jack*", "4"); |
| CheckMatches("+role:developer +name:jack*", ""); |
| CheckMatches("name:\"john smith\"~2 AND role:designer AND id:3", "3"); |
| } |
| |
| [Test] |
| public virtual void TestHashcodeEquals() |
| { |
| ComplexPhraseQueryParser qp = new ComplexPhraseQueryParser(TEST_VERSION_CURRENT, defaultFieldName, analyzer); |
| qp.InOrder = true; |
| qp.FuzzyPrefixLength = 1; |
| |
| String qString = "\"aaa* bbb*\""; |
| |
| Query q = qp.Parse(qString); |
| Query q2 = qp.Parse(qString); |
| |
| assertEquals(q.GetHashCode(), q2.GetHashCode()); |
| assertEquals(q, q2); |
| |
| qp.InOrder = (false); // SOLR-6011 |
| |
| q2 = qp.Parse(qString); |
| |
| // although the general contract of hashCode can't guarantee different values, if we only change one thing |
| // about a single query, it normally should result in a different value (and will with the current |
| // implementation in ComplexPhraseQuery) |
| assertTrue(q.GetHashCode() != q2.GetHashCode()); |
| assertTrue(!q.equals(q2)); |
| assertTrue(!q2.equals(q)); |
| } |
| |
| public override void SetUp() |
| { |
| base.SetUp(); |
| |
| analyzer = new MockAnalyzer(Random); |
| rd = NewDirectory(); |
| using (IndexWriter w = new IndexWriter(rd, NewIndexWriterConfig(TEST_VERSION_CURRENT, analyzer))) |
| { |
| for (int i = 0; i < docsContent.Length; i++) |
| { |
| Document doc = new Document(); |
| doc.Add(NewTextField("name", docsContent[i].Name, Field.Store.YES)); |
| doc.Add(NewTextField("id", docsContent[i].Id, Field.Store.YES)); |
| doc.Add(NewTextField("role", docsContent[i].Role, Field.Store.YES)); |
| w.AddDocument(doc); |
| } |
| } |
| reader = DirectoryReader.Open(rd); |
| searcher = NewSearcher(reader); |
| } |
| |
| public override void TearDown() |
| { |
| reader.Dispose(); |
| rd.Dispose(); |
| base.TearDown(); |
| } |
| |
| |
| private class DocData |
| { |
| public DocData(string name, string id, string role) |
| { |
| this.Name = name; |
| this.Id = id; |
| this.Role = role; |
| } |
| |
| public string Name { get; private set; } |
| public string Id { get; private set; } |
| public string Role { get; private set; } |
| } |
| } |
| } |