| using Lucene.Net.Support; |
| using NUnit.Framework; |
| using System; |
| 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 LuceneTestCase = Lucene.Net.Util.LuceneTestCase; |
| |
| [TestFixture] |
| public class TestNoMergePolicy : LuceneTestCase |
| { |
| [Test] |
| public virtual void TestNoMergePolicy_Mem() |
| { |
| MergePolicy mp = NoMergePolicy.NO_COMPOUND_FILES; |
| Assert.IsNull(mp.FindMerges(/*null*/ (MergeTrigger)int.MinValue, (SegmentInfos)null)); |
| Assert.IsNull(mp.FindForcedMerges(null, 0, null)); |
| Assert.IsNull(mp.FindForcedDeletesMerges(null)); |
| Assert.IsFalse(mp.UseCompoundFile(null, null)); |
| mp.Dispose(); |
| } |
| |
| [Test] |
| public virtual void TestCompoundFiles() |
| { |
| Assert.IsFalse(NoMergePolicy.NO_COMPOUND_FILES.UseCompoundFile(null, null)); |
| Assert.IsTrue(NoMergePolicy.COMPOUND_FILES.UseCompoundFile(null, null)); |
| } |
| |
| [Test] |
| public virtual void TestFinalSingleton() |
| { |
| assertTrue(typeof(NoMergePolicy).IsSealed); |
| ConstructorInfo[] ctors = typeof(NoMergePolicy).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 MergePolicy are overridden. That's important |
| // to ensure that NoMergePolicy overrides everything, so that no unexpected |
| // behavior/error occurs |
| foreach (MethodInfo m in typeof(NoMergePolicy).GetMethods()) |
| { |
| // getDeclaredMethods() returns just those methods that are declared on |
| // NoMergePolicy. getMethods() returns those that are visible in that |
| // context, including ones from Object. So just filter out Object. If in |
| // the future MergePolicy will extend a different class than Object, this |
| // will need to change. |
| if (m.Name.Equals("Clone", StringComparison.Ordinal)) |
| { |
| continue; |
| } |
| if (m.DeclaringType != typeof(object) && !m.IsFinal && m.IsVirtual) |
| { |
| Assert.IsTrue(m.DeclaringType == typeof(NoMergePolicy), m + " is not overridden ! Declaring Type: " + m.DeclaringType); |
| } |
| } |
| } |
| } |
| } |