| /* |
| * Copyright (C) 2013 The Guava Authors |
| * |
| * Licensed 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 com.google.common.collect.testing.google; |
| |
| import static com.google.common.collect.testing.features.CollectionSize.SEVERAL; |
| import static com.google.common.collect.testing.features.MapFeature.SUPPORTS_REMOVE; |
| |
| import com.google.common.annotations.GwtCompatible; |
| import com.google.common.collect.Maps; |
| import com.google.common.collect.SetMultimap; |
| import com.google.common.collect.Sets; |
| import com.google.common.collect.testing.Helpers; |
| import com.google.common.collect.testing.features.CollectionSize; |
| import com.google.common.collect.testing.features.MapFeature; |
| import com.google.common.testing.EqualsTester; |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.Collections; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Map.Entry; |
| import java.util.Set; |
| import org.junit.Ignore; |
| |
| /** |
| * Testers for {@link SetMultimap#asMap}. |
| * |
| * @author Louis Wasserman |
| * @param <K> The key type of the tested multimap. |
| * @param <V> The value type of the tested multimap. |
| */ |
| @GwtCompatible |
| @Ignore // Affects only Android test runner, which respects JUnit 4 annotations on JUnit 3 tests. |
| public class SetMultimapAsMapTester<K, V> extends AbstractMultimapTester<K, V, SetMultimap<K, V>> { |
| public void testAsMapValuesImplementSet() { |
| for (Collection<V> valueCollection : multimap().asMap().values()) { |
| assertTrue(valueCollection instanceof Set); |
| } |
| } |
| |
| public void testAsMapGetImplementsSet() { |
| for (K key : multimap().keySet()) { |
| assertTrue(multimap().asMap().get(key) instanceof Set); |
| } |
| } |
| |
| @MapFeature.Require(SUPPORTS_REMOVE) |
| public void testAsMapRemoveImplementsSet() { |
| List<K> keys = new ArrayList<K>(multimap().keySet()); |
| for (K key : keys) { |
| resetCollection(); |
| assertTrue(multimap().asMap().remove(key) instanceof Set); |
| } |
| } |
| |
| @CollectionSize.Require(SEVERAL) |
| public void testEquals() { |
| resetContainer( |
| Helpers.mapEntry(k0(), v0()), Helpers.mapEntry(k1(), v0()), Helpers.mapEntry(k0(), v3())); |
| Map<K, Collection<V>> expected = Maps.newHashMap(); |
| expected.put(k0(), Sets.newHashSet(v0(), v3())); |
| expected.put(k1(), Sets.newHashSet(v0())); |
| new EqualsTester().addEqualityGroup(expected, multimap().asMap()).testEquals(); |
| } |
| |
| @CollectionSize.Require(SEVERAL) |
| public void testEntrySetEquals() { |
| resetContainer( |
| Helpers.mapEntry(k0(), v0()), Helpers.mapEntry(k1(), v0()), Helpers.mapEntry(k0(), v3())); |
| Set<Entry<K, Collection<V>>> expected = Sets.newHashSet(); |
| expected.add(Helpers.mapEntry(k0(), (Collection<V>) Sets.newHashSet(v0(), v3()))); |
| expected.add(Helpers.mapEntry(k1(), (Collection<V>) Sets.newHashSet(v0()))); |
| new EqualsTester().addEqualityGroup(expected, multimap().asMap().entrySet()).testEquals(); |
| } |
| |
| @CollectionSize.Require(SEVERAL) |
| @MapFeature.Require(SUPPORTS_REMOVE) |
| public void testValuesRemove() { |
| resetContainer( |
| Helpers.mapEntry(k0(), v0()), Helpers.mapEntry(k1(), v0()), Helpers.mapEntry(k0(), v3())); |
| assertTrue(multimap().asMap().values().remove(Collections.singleton(v0()))); |
| assertEquals(2, multimap().size()); |
| assertEquals(Collections.singletonMap(k0(), Sets.newHashSet(v0(), v3())), multimap().asMap()); |
| } |
| } |