| /* |
| * 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.bag; |
| |
| import java.io.IOException; |
| import java.io.Serializable; |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.Collection; |
| |
| import org.apache.commons.collections4.Bag; |
| import org.apache.commons.collections4.collection.AbstractCollectionTest; |
| import org.junit.jupiter.api.Test; |
| |
| /** |
| * Test class for {@link CollectionBag}. |
| * <p> |
| * Note: This test is mainly for serialization support, the CollectionBag decorator |
| * is extensively used and tested in AbstractBagTest. |
| * |
| * @since 4.0 |
| */ |
| public class CollectionBagTest<T> extends AbstractCollectionTest<T> { |
| |
| /** |
| * JUnit constructor. |
| */ |
| public CollectionBagTest() { |
| super(CollectionBagTest.class.getSimpleName()); |
| } |
| |
| |
| @Override |
| public Bag<T> makeObject() { |
| return CollectionBag.collectionBag(new HashBag<T>()); |
| } |
| |
| /** |
| * Returns an empty List for use in modification testing. |
| * |
| * @return a confirmed empty collection |
| */ |
| @Override |
| public Collection<T> makeConfirmedCollection() { |
| return new ArrayList<>(); |
| } |
| |
| /** |
| * Returns a full Set for use in modification testing. |
| * |
| * @return a confirmed full collection |
| */ |
| @Override |
| public Collection<T> makeConfirmedFullCollection() { |
| final Collection<T> set = makeConfirmedCollection(); |
| set.addAll(Arrays.asList(getFullElements())); |
| return set; |
| } |
| |
| @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/CollectionBag.emptyCollection.version4.obj"); |
| // resetFull(); |
| // writeExternalFormToDisk((java.io.Serializable) getCollection(), "src/test/resources/data/test/CollectionBag.fullCollection.version4.obj"); |
| // } |
| |
| |
| /** |
| * Compares the current serialized form of the Bag |
| * against the canonical version in SCM. |
| */ |
| @Test |
| public void testEmptyBagCompatibility() throws IOException, ClassNotFoundException { |
| // test to make sure the canonical form has been preserved |
| final Bag<T> bag = makeObject(); |
| if (bag instanceof Serializable && !skipSerializedCanonicalTests() && isTestSerialization()) { |
| final Bag<?> bag2 = (Bag<?>) readExternalFormFromDisk(getCanonicalEmptyCollectionName(bag)); |
| assertTrue("Bag is empty", bag2.isEmpty()); |
| assertEquals(bag, bag2); |
| } |
| } |
| |
| /** |
| * Compares the current serialized form of the Bag |
| * against the canonical version in SCM. |
| */ |
| @Test |
| public void testFullBagCompatibility() throws IOException, ClassNotFoundException { |
| // test to make sure the canonical form has been preserved |
| final Bag<T> bag = (Bag<T>) makeFullCollection(); |
| if (bag instanceof Serializable && !skipSerializedCanonicalTests() && isTestSerialization()) { |
| final Bag<?> bag2 = (Bag<?>) readExternalFormFromDisk(getCanonicalFullCollectionName(bag)); |
| assertEquals("Bag is the right size", bag.size(), bag2.size()); |
| assertEquals(bag, bag2); |
| } |
| } |
| } |