| /* |
| * 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 LuceneTestCase = Lucene.Net.Util.LuceneTestCase; |
| |
| namespace Lucene.Net.Search |
| { |
| |
| /// <summary> </summary> |
| [TestFixture] |
| public class TestBooleanPrefixQuery:LuceneTestCase |
| { |
| |
| /*[STAThread] |
| public static void Main(System.String[] args) |
| { |
| // TestRunner.run(suite()); // {{Aroush-2.9}} how is this done in NUnit? |
| }*/ |
| |
| /*public static Test suite() |
| { |
| return new TestSuite(typeof(TestBooleanPrefixQuery)); |
| }*/ |
| |
| /*public TestBooleanPrefixQuery(System.String name):base(name) |
| { |
| }*/ |
| |
| private int GetCount(IndexReader r, Query q) |
| { |
| if (q is BooleanQuery) |
| { |
| return ((BooleanQuery) q).GetClauses().Length; |
| } |
| else if (q is ConstantScoreQuery) |
| { |
| DocIdSetIterator iter = ((ConstantScoreQuery) q).Filter.GetDocIdSet(r).Iterator(); |
| int count = 0; |
| while (iter.NextDoc() != DocIdSetIterator.NO_MORE_DOCS) |
| { |
| count++; |
| } |
| return count; |
| } |
| else |
| { |
| throw new System.SystemException("unepxected query " + q); |
| } |
| } |
| |
| [Test] |
| public virtual void TestMethod() |
| { |
| RAMDirectory directory = new RAMDirectory(); |
| |
| System.String[] categories = new System.String[]{"food", "foodanddrink", "foodanddrinkandgoodtimes", "food and drink"}; |
| |
| Query rw1 = null; |
| Query rw2 = null; |
| IndexReader reader = null; |
| try |
| { |
| IndexWriter writer = new IndexWriter(directory, new WhitespaceAnalyzer(), true, IndexWriter.MaxFieldLength.LIMITED); |
| for (int i = 0; i < categories.Length; i++) |
| { |
| Document doc = new Document(); |
| doc.Add(new Field("category", categories[i], Field.Store.YES, Field.Index.NOT_ANALYZED)); |
| writer.AddDocument(doc); |
| } |
| writer.Close(); |
| |
| reader = IndexReader.Open(directory, true); |
| PrefixQuery query = new PrefixQuery(new Term("category", "foo")); |
| rw1 = query.Rewrite(reader); |
| |
| BooleanQuery bq = new BooleanQuery(); |
| bq.Add(query, Occur.MUST); |
| |
| rw2 = bq.Rewrite(reader); |
| } |
| catch (System.IO.IOException e) |
| { |
| Assert.Fail(e.Message); |
| } |
| |
| Assert.AreEqual(GetCount(reader, rw1), GetCount(reader, rw2), "Number of Clauses Mismatch"); |
| } |
| } |
| } |