001/* 002 * Copyright (C) 2012 The Guava Authors 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 */ 016 017package com.google.common.collect.testing.google; 018 019import static com.google.common.collect.testing.features.CollectionFeature.SUPPORTS_ITERATOR_REMOVE; 020import static com.google.common.collect.testing.features.CollectionSize.ZERO; 021import static com.google.common.collect.testing.features.MapFeature.SUPPORTS_REMOVE; 022 023import com.google.common.annotations.GwtCompatible; 024import com.google.common.collect.testing.features.CollectionFeature; 025import com.google.common.collect.testing.features.CollectionSize; 026import com.google.common.collect.testing.features.MapFeature; 027import java.util.Iterator; 028import org.junit.Ignore; 029 030/** 031 * Tester for {@code BiMap.remove}. 032 * 033 * @author Louis Wasserman 034 */ 035@GwtCompatible 036@Ignore // Affects only Android test runner, which respects JUnit 4 annotations on JUnit 3 tests. 037public class BiMapRemoveTester<K, V> extends AbstractBiMapTester<K, V> { 038 @SuppressWarnings("unchecked") 039 @MapFeature.Require(SUPPORTS_REMOVE) 040 @CollectionSize.Require(absent = ZERO) 041 public void testRemoveKeyRemovesFromInverse() { 042 getMap().remove(k0()); 043 expectMissing(e0()); 044 } 045 046 @SuppressWarnings("unchecked") 047 @MapFeature.Require(SUPPORTS_REMOVE) 048 @CollectionSize.Require(absent = ZERO) 049 public void testRemoveKeyFromKeySetRemovesFromInverse() { 050 getMap().keySet().remove(k0()); 051 expectMissing(e0()); 052 } 053 054 @SuppressWarnings("unchecked") 055 @MapFeature.Require(SUPPORTS_REMOVE) 056 @CollectionSize.Require(absent = ZERO) 057 public void testRemoveFromValuesRemovesFromInverse() { 058 getMap().values().remove(v0()); 059 expectMissing(e0()); 060 } 061 062 @SuppressWarnings("unchecked") 063 @MapFeature.Require(SUPPORTS_REMOVE) 064 @CollectionSize.Require(absent = ZERO) 065 public void testRemoveFromInverseRemovesFromForward() { 066 getMap().inverse().remove(v0()); 067 expectMissing(e0()); 068 } 069 070 @SuppressWarnings("unchecked") 071 @MapFeature.Require(SUPPORTS_REMOVE) 072 @CollectionSize.Require(absent = ZERO) 073 public void testRemoveFromInverseKeySetRemovesFromForward() { 074 getMap().inverse().keySet().remove(v0()); 075 expectMissing(e0()); 076 } 077 078 @SuppressWarnings("unchecked") 079 @MapFeature.Require(SUPPORTS_REMOVE) 080 @CollectionSize.Require(absent = ZERO) 081 public void testRemoveFromInverseValuesRemovesFromInverse() { 082 getMap().inverse().values().remove(k0()); 083 expectMissing(e0()); 084 } 085 086 @CollectionFeature.Require(SUPPORTS_ITERATOR_REMOVE) 087 @CollectionSize.Require(absent = ZERO) 088 public void testKeySetIteratorRemove() { 089 int initialSize = getNumElements(); 090 Iterator<K> iterator = getMap().keySet().iterator(); 091 iterator.next(); 092 iterator.remove(); 093 assertEquals(initialSize - 1, getMap().size()); 094 assertEquals(initialSize - 1, getMap().inverse().size()); 095 } 096}