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/*
* 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.SEVERAL;
import static com.google.common.collect.testing.features.CollectionSize.ZERO;
import static com.google.common.collect.testing.features.MapFeature.ALLOWS_NULL_KEYS;
import static com.google.common.collect.testing.features.MapFeature.ALLOWS_NULL_QUERIES;
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.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.Collection;
/**
* Tests for {@link Multimap#removeAll(Object)}.
*
* @author Louis Wasserman
*/
@GwtCompatible
public class MultimapRemoveAllTester<K, V> extends AbstractMultimapTester<K, V, Multimap<K, V>> {
@MapFeature.Require(SUPPORTS_REMOVE)
public void testRemoveAllAbsentKey() {
ASSERT.that(multimap().removeAll(sampleKeys().e3)).isEmpty();
expectUnchanged();
}
@CollectionSize.Require(absent = ZERO)
@MapFeature.Require(SUPPORTS_REMOVE)
public void testRemoveAllPresentKey() {
ASSERT.that(multimap().removeAll(sampleKeys().e0))
.has().allOf(sampleValues().e0).inOrder();
expectMissing(samples.e0);
}
@CollectionSize.Require(absent = ZERO)
@MapFeature.Require(SUPPORTS_REMOVE)
public void testRemoveAllPropagatesToGet() {
Collection<V> getResult = multimap().get(sampleKeys().e0);
multimap().removeAll(sampleKeys().e0);
ASSERT.that(getResult).isEmpty();
expectMissing(samples.e0);
}
@CollectionSize.Require(SEVERAL)
@MapFeature.Require(SUPPORTS_REMOVE)
public void testRemoveAllMultipleValues() {
resetContainer(
Helpers.mapEntry(sampleKeys().e0, sampleValues().e0),
Helpers.mapEntry(sampleKeys().e0, sampleValues().e1),
Helpers.mapEntry(sampleKeys().e0, sampleValues().e2));
ASSERT.that(multimap().removeAll(sampleKeys().e0))
.has().allOf(sampleValues().e0, sampleValues().e1, sampleValues().e2);
assertTrue(multimap().isEmpty());
}
@CollectionSize.Require(absent = ZERO)
@MapFeature.Require({ SUPPORTS_REMOVE, ALLOWS_NULL_KEYS })
public void testRemoveAllNullKeyPresent() {
initMultimapWithNullKey();
ASSERT.that(multimap().removeAll(null)).has().allOf(getValueForNullKey()).inOrder();
expectMissing(Helpers.mapEntry((K) null, getValueForNullKey()));
}
@MapFeature.Require({ SUPPORTS_REMOVE, ALLOWS_NULL_QUERIES })
public void testRemoveAllNullKeyAbsent() {
ASSERT.that(multimap().removeAll(null)).isEmpty();
expectUnchanged();
}
}
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