| using Lucene.Net.Documents; |
| using Lucene.Net.Index.Extensions; |
| using Lucene.Net.Support; |
| using NUnit.Framework; |
| using System.Reflection; |
| using Assert = Lucene.Net.TestFramework.Assert; |
| |
| namespace Lucene.Net.Index |
| { |
| /* |
| * 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 Directory = Lucene.Net.Store.Directory; |
| using Document = Documents.Document; |
| using Field = Field; |
| using LuceneTestCase = Lucene.Net.Util.LuceneTestCase; |
| using MockAnalyzer = Lucene.Net.Analysis.MockAnalyzer; |
| |
| [TestFixture] |
| public class TestNoDeletionPolicy : LuceneTestCase |
| { |
| [Test] |
| public virtual void TestNoDeletionPolicy_Mem() |
| { |
| IndexDeletionPolicy idp = NoDeletionPolicy.INSTANCE; |
| idp.OnInit<IndexCommit>(null); |
| idp.OnCommit<IndexCommit>(null); |
| } |
| |
| [Test] |
| public virtual void TestFinalSingleton() |
| { |
| assertTrue(typeof(NoDeletionPolicy).IsSealed); |
| ConstructorInfo[] ctors = typeof(NoDeletionPolicy).GetConstructors(BindingFlags.Instance | |
| BindingFlags.NonPublic | |
| BindingFlags.Public | |
| BindingFlags.DeclaredOnly); // LUCENENET NOTE: It seems .NET automatically adds a private static constructor, so leaving off the static BindingFlag |
| assertEquals("expected 1 private ctor only: " + Arrays.ToString(ctors), 1, ctors.Length); |
| assertTrue("that 1 should be private: " + ctors[0], ctors[0].IsPrivate); |
| } |
| |
| [Test] |
| public virtual void TestMethodsOverridden() |
| { |
| // Ensures that all methods of IndexDeletionPolicy are |
| // overridden/implemented. That's important to ensure that NoDeletionPolicy |
| // overrides everything, so that no unexpected behavior/error occurs. |
| // NOTE: even though IndexDeletionPolicy is an interface today, and so all |
| // methods must be implemented by NoDeletionPolicy, this test is important |
| // in case one day IDP becomes an abstract class. |
| foreach (MethodInfo m in typeof(NoDeletionPolicy).GetMethods()) |
| { |
| // getDeclaredMethods() returns just those methods that are declared on |
| // NoDeletionPolicy. getMethods() returns those that are visible in that |
| // context, including ones from Object. So just filter out Object. If in |
| // the future IndexDeletionPolicy will become a class that extends a |
| // different class than Object, this will need to change. |
| if (m.DeclaringType != typeof(object) && !m.IsFinal && m.IsVirtual) |
| { |
| Assert.IsTrue(m.DeclaringType == typeof(NoDeletionPolicy), m + " is not overridden !"); |
| } |
| } |
| } |
| |
| [Test] |
| public virtual void TestAllCommitsRemain() |
| { |
| Directory dir = NewDirectory(); |
| IndexWriter writer = new IndexWriter(dir, NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random)).SetIndexDeletionPolicy(NoDeletionPolicy.INSTANCE)); |
| for (int i = 0; i < 10; i++) |
| { |
| Document doc = new Document(); |
| doc.Add(NewTextField("c", "a" + i, Field.Store.YES)); |
| writer.AddDocument(doc); |
| writer.Commit(); |
| Assert.AreEqual(i + 1, DirectoryReader.ListCommits(dir).Count, "wrong number of commits !"); |
| } |
| writer.Dispose(); |
| dir.Dispose(); |
| } |
| } |
| } |