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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.ZERO;
import static com.google.common.collect.testing.features.MapFeature.SUPPORTS_REMOVE;
import com.google.common.annotations.GwtCompatible;
import com.google.common.annotations.GwtIncompatible;
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.lang.reflect.Method;
import java.util.Iterator;
/**
* Tester for {@code BiMap.remove}.
*
* @author Louis Wasserman
*/
@GwtCompatible(emulated = true)
public class BiMapRemoveTester<K, V> extends AbstractBiMapTester<K, V> {
@SuppressWarnings("unchecked")
@MapFeature.Require(SUPPORTS_REMOVE)
@CollectionSize.Require(absent = ZERO)
public void testRemoveKeyRemovesFromInverse() {
getMap().remove(samples.e0.getKey());
expectMissing(samples.e0);
}
@SuppressWarnings("unchecked")
@MapFeature.Require(SUPPORTS_REMOVE)
@CollectionSize.Require(absent = ZERO)
public void testRemoveKeyFromKeySetRemovesFromInverse() {
getMap().keySet().remove(samples.e0.getKey());
expectMissing(samples.e0);
}
@SuppressWarnings("unchecked")
@MapFeature.Require(SUPPORTS_REMOVE)
@CollectionSize.Require(absent = ZERO)
public void testRemoveFromValuesRemovesFromInverse() {
getMap().values().remove(samples.e0.getValue());
expectMissing(samples.e0);
}
@SuppressWarnings("unchecked")
@MapFeature.Require(SUPPORTS_REMOVE)
@CollectionSize.Require(absent = ZERO)
public void testRemoveFromInverseRemovesFromForward() {
getMap().inverse().remove(samples.e0.getValue());
expectMissing(samples.e0);
}
@SuppressWarnings("unchecked")
@MapFeature.Require(SUPPORTS_REMOVE)
@CollectionSize.Require(absent = ZERO)
public void testRemoveFromInverseKeySetRemovesFromForward() {
getMap().inverse().keySet().remove(samples.e0.getValue());
expectMissing(samples.e0);
}
@SuppressWarnings("unchecked")
@MapFeature.Require(SUPPORTS_REMOVE)
@CollectionSize.Require(absent = ZERO)
public void testRemoveFromInverseValuesRemovesFromInverse() {
getMap().inverse().values().remove(samples.e0.getKey());
expectMissing(samples.e0);
}
@MapFeature.Require(SUPPORTS_REMOVE)
@CollectionSize.Require(absent = ZERO)
public void testKeySetIteratorRemove() {
int initialSize = getNumElements();
Iterator<K> iterator = getMap().keySet().iterator();
iterator.next();
iterator.remove();
assertEquals(initialSize - 1, getMap().size());
assertEquals(initialSize - 1, getMap().inverse().size());
}
/**
* Returns the {@link Method} instance for
* {@link #testKeySetIteratorRemove()} so that tests of
* {@code Maps.filterEntries(BiMap, Predicate)} can suppress
* it with {@code FeatureSpecificTestSuiteBuilder.suppressing()}.
*/
@GwtIncompatible("reflection")
public static Method getKeySetIteratorRemoveMethod() {
return Helpers.getMethod(BiMapRemoveTester.class, "testKeySetIteratorRemove");
}
}
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