/*
* Copyright (C) 2012 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.Helpers.copyToList;
import static com.google.common.collect.testing.Helpers.mapEntry;
import static com.google.common.collect.testing.features.CollectionSize.SEVERAL;
import static com.google.common.collect.testing.features.MapFeature.SUPPORTS_REMOVE;
import static org.truth0.Truth.ASSERT;
import com.google.common.annotations.GwtCompatible;
import com.google.common.collect.ListMultimap;
import com.google.common.collect.testing.features.CollectionSize;
import com.google.common.collect.testing.features.MapFeature;
import java.util.Arrays;
import java.util.Collection;
import java.util.List;
import java.util.Map;
/**
* Testers for {@link ListMultimap#remove(Object, Object)}.
*
* @author Louis Wasserman
*/
@GwtCompatible
public class ListMultimapRemoveTester<K, V> extends AbstractListMultimapTester<K, V> {
@SuppressWarnings("unchecked")
@MapFeature.Require(SUPPORTS_REMOVE)
@CollectionSize.Require(SEVERAL)
public void testMultimapRemoveDeletesFirstOccurrence() {
K k = sampleKeys().e0;
V v0 = sampleValues().e0;
V v1 = sampleValues().e2;
resetContainer(mapEntry(k, v0), mapEntry(k, v1), mapEntry(k, v0));
List<V> list = multimap().get(k);
multimap().remove(k, v0);
ASSERT.that(list).has().allOf(v1, v0).inOrder();
}
@SuppressWarnings("unchecked")
@MapFeature.Require(SUPPORTS_REMOVE)
@CollectionSize.Require(SEVERAL)
public void testRemoveAtIndexFromGetPropagates() {
K k = sampleKeys().e0;
V v0 = sampleValues().e0;
V v1 = sampleValues().e2;
List<V> values = Arrays.asList(v0, v1, v0);
for (int i = 0; i < 3; i++) {
resetContainer(mapEntry(k, v0), mapEntry(k, v1), mapEntry(k, v0));
List<V> expectedValues = copyToList(values);
multimap().get(k).remove(i);
expectedValues.remove(i);
assertGet(k, expectedValues);
}
}
@SuppressWarnings("unchecked")
@MapFeature.Require(SUPPORTS_REMOVE)
@CollectionSize.Require(SEVERAL)
public void testRemoveAtIndexFromAsMapPropagates() {
K k = sampleKeys().e0;
V v0 = sampleValues().e0;
V v1 = sampleValues().e2;
List<V> values = Arrays.asList(v0, v1, v0);
for (int i = 0; i < 3; i++) {
resetContainer(mapEntry(k, v0), mapEntry(k, v1), mapEntry(k, v0));
List<V> expectedValues = copyToList(values);
List<V> asMapValue = (List<V>) multimap().asMap().get(k);
asMapValue.remove(i);
expectedValues.remove(i);
assertGet(k, expectedValues);
}
}
@SuppressWarnings("unchecked")
@MapFeature.Require(SUPPORTS_REMOVE)
@CollectionSize.Require(SEVERAL)
public void testRemoveAtIndexFromAsMapEntrySetPropagates() {
K k = sampleKeys().e0;
V v0 = sampleValues().e0;
V v1 = sampleValues().e2;
List<V> values = Arrays.asList(v0, v1, v0);
for (int i = 0; i < 3; i++) {
resetContainer(mapEntry(k, v0), mapEntry(k, v1), mapEntry(k, v0));
List<V> expectedValues = copyToList(values);
Map.Entry<K, Collection<V>> asMapEntry = multimap().asMap().entrySet().iterator().next();
List<V> asMapValue = (List<V>) asMapEntry.getValue();
asMapValue.remove(i);
expectedValues.remove(i);
assertGet(k, expectedValues);
}
}
}