| /* |
| * 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. |
| */ |
| package org.apache.commons.collections4.set; |
| |
| import static org.junit.jupiter.api.Assertions.assertThrows; |
| |
| import java.util.Arrays; |
| import java.util.HashSet; |
| import java.util.Set; |
| |
| import org.apache.commons.collections4.BulkTest; |
| import org.apache.commons.collections4.Unmodifiable; |
| import org.junit.jupiter.api.Test; |
| |
| /** |
| * Extension of {@link AbstractSetTest} for exercising the |
| * {@link UnmodifiableSet} implementation. |
| * |
| * @since 3.0 |
| */ |
| public class UnmodifiableSetTest<E> extends AbstractSetTest<E> { |
| |
| public UnmodifiableSetTest() { |
| super(UnmodifiableSetTest.class.getSimpleName()); |
| } |
| |
| public static junit.framework.Test suite() { |
| return BulkTest.makeSuite(UnmodifiableSetTest.class); |
| } |
| |
| @Override |
| public Set<E> makeObject() { |
| return UnmodifiableSet.unmodifiableSet(new HashSet<E>()); |
| } |
| |
| @Override |
| public Set<E> makeFullCollection() { |
| final HashSet<E> set = new HashSet<>(Arrays.asList(getFullElements())); |
| return UnmodifiableSet.unmodifiableSet(set); |
| } |
| |
| @Override |
| public boolean isAddSupported() { |
| return false; |
| } |
| |
| @Override |
| public boolean isRemoveSupported() { |
| return false; |
| } |
| |
| @Test |
| public void testUnmodifiable() { |
| assertTrue(makeObject() instanceof Unmodifiable); |
| assertTrue(makeFullCollection() instanceof Unmodifiable); |
| } |
| |
| @Test |
| public void testDecorateFactory() { |
| final Set<E> set = makeFullCollection(); |
| assertSame(set, UnmodifiableSet.unmodifiableSet(set)); |
| |
| assertThrows(NullPointerException.class, () -> UnmodifiableSet.unmodifiableSet(null)); |
| } |
| |
| @Override |
| public String getCompatibilityVersion() { |
| return "4"; |
| } |
| |
| @Override |
| protected int getIterationBehaviour() { |
| return UNORDERED; |
| } |
| |
| // public void testCreate() throws Exception { |
| // resetEmpty(); |
| // writeExternalFormToDisk((java.io.Serializable) getCollection(), "src/test/resources/data/test/UnmodifiableSet.emptyCollection.version4.obj"); |
| // resetFull(); |
| // writeExternalFormToDisk((java.io.Serializable) getCollection(), "src/test/resources/data/test/UnmodifiableSet.fullCollection.version4.obj"); |
| // } |
| |
| } |