| /* |
| * 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.multimap; |
| |
| import java.util.Collection; |
| |
| import org.apache.commons.collections4.BulkTest; |
| import org.apache.commons.collections4.MultiValuedMap; |
| import org.apache.commons.collections4.Transformer; |
| import org.apache.commons.collections4.TransformerUtils; |
| import org.apache.commons.collections4.collection.AbstractCollectionTest; |
| import org.apache.commons.collections4.collection.TransformedCollectionTest; |
| import org.junit.jupiter.api.Test; |
| |
| /** |
| * Tests for TransformedMultiValuedMap |
| * |
| * @since 4.1 |
| */ |
| public class TransformedMultiValuedMapTest<K, V> extends AbstractMultiValuedMapTest<K, V> { |
| |
| public TransformedMultiValuedMapTest() { |
| super(TransformedMultiValuedMapTest.class.getSimpleName()); |
| } |
| |
| public static junit.framework.Test suite() { |
| return BulkTest.makeSuite(TransformedMultiValuedMapTest.class); |
| } |
| |
| @Override |
| public MultiValuedMap<K, V> makeObject() { |
| return TransformedMultiValuedMap.transformingMap(new ArrayListValuedHashMap<K, V>(), |
| TransformerUtils.<K>nopTransformer(), TransformerUtils.<V>nopTransformer()); |
| } |
| |
| @Override |
| protected int getIterationBehaviour() { |
| return AbstractCollectionTest.UNORDERED; |
| } |
| |
| @Test |
| @SuppressWarnings("unchecked") |
| public void testKeyTransformedMap() { |
| final Object[] els = { "1", "3", "5", "7", "2", "4", "6" }; |
| |
| final MultiValuedMap<K, V> map = TransformedMultiValuedMap.transformingMap( |
| new ArrayListValuedHashMap<K, V>(), |
| (Transformer<? super K, ? extends K>) TransformedCollectionTest.STRING_TO_INTEGER_TRANSFORMER, |
| null); |
| assertEquals(0, map.size()); |
| for (int i = 0; i < els.length; i++) { |
| map.put((K) els[i], (V) els[i]); |
| assertEquals(i + 1, map.size()); |
| assertTrue(map.containsKey(Integer.valueOf((String) els[i]))); |
| assertFalse(map.containsKey(els[i])); |
| assertTrue(map.containsValue(els[i])); |
| assertTrue(map.get((K) Integer.valueOf((String) els[i])).contains(els[i])); |
| } |
| |
| final Collection<V> coll = map.remove(els[0]); |
| assertNotNull(coll); |
| assertEquals(0, coll.size()); |
| assertTrue(map.remove(Integer.valueOf((String) els[0])).contains(els[0])); |
| } |
| |
| @Test |
| @SuppressWarnings("unchecked") |
| public void testValueTransformedMap() { |
| final Object[] els = { "1", "3", "5", "7", "2", "4", "6" }; |
| |
| final MultiValuedMap<K, V> map = TransformedMultiValuedMap.transformingMap( |
| new ArrayListValuedHashMap<K, V>(), null, |
| (Transformer<? super V, ? extends V>) TransformedCollectionTest.STRING_TO_INTEGER_TRANSFORMER); |
| assertEquals(0, map.size()); |
| for (int i = 0; i < els.length; i++) { |
| map.put((K) els[i], (V) els[i]); |
| assertEquals(i + 1, map.size()); |
| assertTrue(map.containsValue(Integer.valueOf((String) els[i]))); |
| assertFalse(map.containsValue(els[i])); |
| assertTrue(map.containsKey(els[i])); |
| assertTrue(map.get((K) els[i]).contains(Integer.valueOf((String) els[i]))); |
| } |
| assertTrue(map.remove(els[0]).contains(Integer.valueOf((String) els[0]))); |
| } |
| |
| @Test |
| @SuppressWarnings("unchecked") |
| public void testFactory_Decorate() { |
| final MultiValuedMap<K, V> base = new ArrayListValuedHashMap<>(); |
| base.put((K) "A", (V) "1"); |
| base.put((K) "B", (V) "2"); |
| base.put((K) "C", (V) "3"); |
| |
| final MultiValuedMap<K, V> trans = TransformedMultiValuedMap |
| .transformingMap( |
| base, |
| null, |
| (Transformer<? super V, ? extends V>) TransformedCollectionTest.STRING_TO_INTEGER_TRANSFORMER); |
| assertEquals(3, trans.size()); |
| assertTrue(trans.get((K) "A").contains("1")); |
| assertTrue(trans.get((K) "B").contains("2")); |
| assertTrue(trans.get((K) "C").contains("3")); |
| trans.put((K) "D", (V) "4"); |
| assertTrue(trans.get((K) "D").contains(Integer.valueOf(4))); |
| } |
| |
| @Test |
| @SuppressWarnings("unchecked") |
| public void testFactory_decorateTransform() { |
| final MultiValuedMap<K, V> base = new ArrayListValuedHashMap<>(); |
| base.put((K) "A", (V) "1"); |
| base.put((K) "B", (V) "2"); |
| base.put((K) "C", (V) "3"); |
| |
| final MultiValuedMap<K, V> trans = TransformedMultiValuedMap |
| .transformedMap( |
| base, |
| null, |
| (Transformer<? super V, ? extends V>) TransformedCollectionTest.STRING_TO_INTEGER_TRANSFORMER); |
| assertEquals(3, trans.size()); |
| assertTrue(trans.get((K) "A").contains(Integer.valueOf(1))); |
| assertTrue(trans.get((K) "B").contains(Integer.valueOf(2))); |
| assertTrue(trans.get((K) "C").contains(Integer.valueOf(3))); |
| trans.put((K) "D", (V) "4"); |
| assertTrue(trans.get((K) "D").contains(Integer.valueOf(4))); |
| |
| final MultiValuedMap<K, V> baseMap = new ArrayListValuedHashMap<>(); |
| final MultiValuedMap<K, V> transMap = TransformedMultiValuedMap |
| .transformedMap( |
| baseMap, |
| null, |
| (Transformer<? super V, ? extends V>) TransformedCollectionTest.STRING_TO_INTEGER_TRANSFORMER); |
| assertEquals(0, transMap.size()); |
| transMap.put((K) "D", (V) "4"); |
| assertEquals(1, transMap.size()); |
| assertTrue(transMap.get((K) "D").contains(Integer.valueOf(4))); |
| } |
| |
| // public void testCreate() throws Exception { |
| // writeExternalFormToDisk((java.io.Serializable) makeObject(), |
| // "src/test/resources/data/test/TransformedMultiValuedMap.emptyCollection.version4.1.obj"); |
| // writeExternalFormToDisk((java.io.Serializable) makeFullMap(), |
| // "src/test/resources/data/test/TransformedMultiValuedMap.fullCollection.version4.1.obj"); |
| // } |
| |
| } |