| /* |
| * 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 Lucene.Net.Index; |
| using Lucene.Net.Analysis; |
| using Lucene.Net.Documents; |
| using Lucene.Net.Store; |
| using Lucene.Net.Util; |
| |
| using NUnit.Framework; |
| |
| namespace Lucene.Net.Index |
| { |
| [TestFixture] |
| public class TestIsCurrent : LuceneTestCase |
| { |
| |
| private IndexWriter writer; |
| |
| private Directory directory; |
| |
| private Random rand; |
| |
| [SetUp] |
| public override void SetUp() |
| { |
| base.SetUp(); |
| |
| // initialize directory |
| directory = new MockRAMDirectory(); |
| writer = new IndexWriter(directory, new WhitespaceAnalyzer(), IndexWriter.MaxFieldLength.LIMITED); |
| |
| // write document |
| Document doc = new Document(); |
| doc.Add(new Field("UUID", "1", Field.Store.YES, Field.Index.ANALYZED)); |
| writer.AddDocument(doc); |
| writer.Commit(); |
| } |
| |
| [TearDown] |
| public override void TearDown() |
| { |
| base.TearDown(); |
| writer.Close(); |
| directory.Close(); |
| } |
| |
| /** |
| * Failing testcase showing the trouble |
| * |
| * @throws IOException |
| */ |
| [Test] |
| public void TestDeleteByTermIsCurrent() |
| { |
| |
| // get reader |
| IndexReader reader = writer.GetReader(); |
| |
| // assert index has a document and reader is up2date |
| Assert.AreEqual(1, writer.NumDocs(), "One document should be in the index"); |
| Assert.IsTrue(reader.IsCurrent(), "Document added, reader should be stale "); |
| |
| // remove document |
| Term idTerm = new Term("UUID", "1"); |
| writer.DeleteDocuments(idTerm); |
| writer.Commit(); |
| |
| // assert document has been deleted (index changed), reader is stale |
| Assert.AreEqual(0, writer.NumDocs(), "Document should be removed"); |
| Assert.IsFalse(reader.IsCurrent(), "Reader should be stale"); |
| |
| reader.Close(); |
| } |
| |
| /** |
| * Testcase for example to show that writer.deleteAll() is working as expected |
| * |
| * @throws IOException |
| */ |
| [Test] |
| public void TestDeleteAllIsCurrent() |
| { |
| |
| // get reader |
| IndexReader reader = writer.GetReader(); |
| |
| // assert index has a document and reader is up2date |
| Assert.AreEqual(1, writer.NumDocs(), "One document should be in the index"); |
| Assert.IsTrue(reader.IsCurrent(), "Document added, reader should be stale "); |
| |
| // remove all documents |
| writer.DeleteAll(); |
| writer.Commit(); |
| |
| // assert document has been deleted (index changed), reader is stale |
| Assert.AreEqual(0, writer.NumDocs(), "Document should be removed"); |
| Assert.IsFalse(reader.IsCurrent(), "Reader should be stale"); |
| |
| reader.Close(); |
| } |
| } |
| |
| } |