1 /* 2 * Copyright (C) 2013 The Guava Authors 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except 5 * in compliance with the License. You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software distributed under the License 10 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express 11 * or implied. See the License for the specific language governing permissions and limitations under 12 * the License. 13 */ 14 15 package com.google.common.collect.testing.google; 16 17 import static com.google.common.collect.testing.features.CollectionFeature.KNOWN_ORDER; 18 import static com.google.common.collect.testing.features.CollectionFeature.SUPPORTS_ITERATOR_REMOVE; 19 import static com.google.common.collect.testing.features.CollectionSize.ONE; 20 import static com.google.common.truth.Truth.assertThat; 21 22 import com.google.common.annotations.GwtCompatible; 23 import com.google.common.collect.Lists; 24 import com.google.common.collect.Multimap; 25 import com.google.common.collect.testing.features.CollectionFeature; 26 import com.google.common.collect.testing.features.CollectionSize; 27 28 import java.util.Iterator; 29 import java.util.List; 30 import java.util.Map; 31 32 /** 33 * Tester for {@code Multimap.values}. 34 * 35 * @author Louis Wasserman 36 */ 37 @GwtCompatible 38 public class MultimapValuesTester<K, V> extends AbstractMultimapTester<K, V, Multimap<K, V>> { testValues()39 public void testValues() { 40 List<V> expected = Lists.newArrayList(); 41 for (Map.Entry<K, V> entry : getSampleElements()) { 42 expected.add(entry.getValue()); 43 } 44 assertThat(multimap().values()).has().exactlyAs(expected); 45 } 46 47 @CollectionFeature.Require(KNOWN_ORDER) testValuesInOrder()48 public void testValuesInOrder() { 49 List<V> expected = Lists.newArrayList(); 50 for (Map.Entry<K, V> entry : getOrderedElements()) { 51 expected.add(entry.getValue()); 52 } 53 assertThat(multimap().values()).has().exactlyAs(expected).inOrder(); 54 } 55 56 57 @CollectionFeature.Require(SUPPORTS_ITERATOR_REMOVE) 58 @CollectionSize.Require(ONE) testValuesIteratorRemove()59 public void testValuesIteratorRemove() { 60 Iterator<V> valuesItr = multimap().values().iterator(); 61 valuesItr.next(); 62 valuesItr.remove(); 63 assertTrue(multimap().isEmpty()); 64 } 65 } 66