/*
* 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.features.CollectionSize.ZERO;
import static com.google.common.collect.testing.features.MapFeature.SUPPORTS_PUT;
import static com.google.common.collect.testing.features.MapFeature.SUPPORTS_REMOVE;
import com.google.common.annotations.GwtCompatible;
import com.google.common.collect.Multimap;
import com.google.common.collect.testing.Helpers;
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.Collections;
import java.util.List;
/**
* Tests for {@link Multimap#replaceValues(Object, Iterable)}.
*
* @author Louis Wasserman
*/
@GwtCompatible
public class MultimapReplaceValuesTester<K, V>
extends AbstractMultimapTester<K, V, Multimap<K, V>> {
@MapFeature.Require({SUPPORTS_PUT, SUPPORTS_REMOVE})
public void testReplaceEmptyValues() {
int size = multimap().size();
K key = sampleKeys().e3;
@SuppressWarnings("unchecked")
List<V> values = Arrays.asList(sampleValues().e0, sampleValues().e2, sampleValues().e3);
multimap().replaceValues(key, values);
assertGet(key, values);
assertEquals(size + values.size(), multimap().size());
}
@CollectionSize.Require(absent = ZERO)
@MapFeature.Require({SUPPORTS_PUT, SUPPORTS_REMOVE})
public void testReplaceNonEmptyValues() {
List<K> keys = Helpers.copyToList(multimap().keySet());
@SuppressWarnings("unchecked")
List<V> values = Arrays.asList(sampleValues().e0, sampleValues().e2, sampleValues().e3);
for (K k : keys) {
resetContainer();
int size = multimap().size();
Collection<V> oldKeyValues = Helpers.copyToList(multimap().get(k));
multimap().replaceValues(k, values);
assertGet(k, values);
assertEquals(size + values.size() - oldKeyValues.size(), multimap().size());
}
}
@MapFeature.Require(absent = SUPPORTS_REMOVE)
@CollectionSize.Require(absent = ZERO)
public void testReplaceValuesRemoveNotSupported() {
List<V> values = Collections.singletonList(sampleValues().e3);
try {
multimap().replaceValues(sampleKeys().e0, values);
fail("Expected UnsupportedOperationException");
} catch (UnsupportedOperationException expected) {
// success
}
}
@MapFeature.Require(absent = SUPPORTS_PUT)
public void testReplaceValuesPutNotSupported() {
List<V> values = Collections.singletonList(sampleValues().e3);
try {
multimap().replaceValues(sampleKeys().e0, values);
fail("Expected UnsupportedOperationException");
} catch (UnsupportedOperationException expected) {
// success
}
}
}