+++ /dev/null
-package org.apache.lucene.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.
- */
-
-import java.lang.reflect.Constructor;
-import java.lang.reflect.Method;
-import java.lang.reflect.Modifier;
-import java.util.Arrays;
-
-import org.apache.lucene.util.LuceneTestCase;
-import org.junit.Test;
-
-public class TestNoMergePolicy extends LuceneTestCase {
-
- @Test
- public void testNoMergePolicy() throws Exception {
- MergePolicy mp = NoMergePolicy.NO_COMPOUND_FILES;
- assertNull(mp.findMerges(null));
- assertNull(mp.findMergesForOptimize(null, 0, null));
- assertNull(mp.findMergesToExpungeDeletes(null));
- assertFalse(mp.useCompoundFile(null, null));
- mp.close();
- }
-
- @Test
- public void testCompoundFiles() throws Exception {
- assertFalse(NoMergePolicy.NO_COMPOUND_FILES.useCompoundFile(null, null));
- assertTrue(NoMergePolicy.COMPOUND_FILES.useCompoundFile(null, null));
- }
-
- @Test
- public void testFinalSingleton() throws Exception {
- assertTrue(Modifier.isFinal(NoMergePolicy.class.getModifiers()));
- Constructor<?>[] ctors = NoMergePolicy.class.getDeclaredConstructors();
- assertEquals("expected 1 private ctor only: " + Arrays.toString(ctors), 1, ctors.length);
- assertTrue("that 1 should be private: " + ctors[0], Modifier.isPrivate(ctors[0].getModifiers()));
- }
-
- @Test
- public void testMethodsOverridden() throws Exception {
- // Ensures that all methods of MergePolicy are overridden. That's important
- // to ensure that NoMergePolicy overrides everything, so that no unexpected
- // behavior/error occurs
- for (Method m : NoMergePolicy.class.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.getDeclaringClass() != Object.class) {
- assertTrue(m + " is not overridden !", m.getDeclaringClass() == NoMergePolicy.class);
- }
- }
- }
-
-}