17dd252788645e940eada959bdde927426e2531c9Paul Duffin/* 27dd252788645e940eada959bdde927426e2531c9Paul Duffin * Copyright (C) 2012 The Guava Authors 37dd252788645e940eada959bdde927426e2531c9Paul Duffin * 47dd252788645e940eada959bdde927426e2531c9Paul Duffin * Licensed under the Apache License, Version 2.0 (the "License"); 57dd252788645e940eada959bdde927426e2531c9Paul Duffin * you may not use this file except in compliance with the License. 67dd252788645e940eada959bdde927426e2531c9Paul Duffin * You may obtain a copy of the License at 77dd252788645e940eada959bdde927426e2531c9Paul Duffin * 87dd252788645e940eada959bdde927426e2531c9Paul Duffin * http://www.apache.org/licenses/LICENSE-2.0 97dd252788645e940eada959bdde927426e2531c9Paul Duffin * 107dd252788645e940eada959bdde927426e2531c9Paul Duffin * Unless required by applicable law or agreed to in writing, software 117dd252788645e940eada959bdde927426e2531c9Paul Duffin * distributed under the License is distributed on an "AS IS" BASIS, 127dd252788645e940eada959bdde927426e2531c9Paul Duffin * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 137dd252788645e940eada959bdde927426e2531c9Paul Duffin * See the License for the specific language governing permissions and 147dd252788645e940eada959bdde927426e2531c9Paul Duffin * limitations under the License. 157dd252788645e940eada959bdde927426e2531c9Paul Duffin */ 167dd252788645e940eada959bdde927426e2531c9Paul Duffin 177dd252788645e940eada959bdde927426e2531c9Paul Duffinpackage com.google.common.collect.testing.google; 187dd252788645e940eada959bdde927426e2531c9Paul Duffin 197dd252788645e940eada959bdde927426e2531c9Paul Duffinimport com.google.common.annotations.GwtCompatible; 207dd252788645e940eada959bdde927426e2531c9Paul Duffinimport com.google.common.collect.BiMap; 217dd252788645e940eada959bdde927426e2531c9Paul Duffinimport com.google.common.collect.testing.AbstractMapTester; 227dd252788645e940eada959bdde927426e2531c9Paul Duffinimport com.google.common.collect.testing.Helpers; 237dd252788645e940eada959bdde927426e2531c9Paul Duffin 247dd252788645e940eada959bdde927426e2531c9Paul Duffinimport java.util.ArrayList; 257dd252788645e940eada959bdde927426e2531c9Paul Duffinimport java.util.Collection; 267dd252788645e940eada959bdde927426e2531c9Paul Duffinimport java.util.List; 277dd252788645e940eada959bdde927426e2531c9Paul Duffinimport java.util.Map.Entry; 287dd252788645e940eada959bdde927426e2531c9Paul Duffin 297dd252788645e940eada959bdde927426e2531c9Paul Duffin/** 307dd252788645e940eada959bdde927426e2531c9Paul Duffin * Skeleton for a tester of a {@code BiMap}. 317dd252788645e940eada959bdde927426e2531c9Paul Duffin */ 327dd252788645e940eada959bdde927426e2531c9Paul Duffin@GwtCompatible 337dd252788645e940eada959bdde927426e2531c9Paul Duffinpublic abstract class AbstractBiMapTester<K, V> extends AbstractMapTester<K, V> { 347dd252788645e940eada959bdde927426e2531c9Paul Duffin 357dd252788645e940eada959bdde927426e2531c9Paul Duffin @Override 367dd252788645e940eada959bdde927426e2531c9Paul Duffin protected BiMap<K, V> getMap() { 377dd252788645e940eada959bdde927426e2531c9Paul Duffin return (BiMap<K, V>) super.getMap(); 387dd252788645e940eada959bdde927426e2531c9Paul Duffin } 397dd252788645e940eada959bdde927426e2531c9Paul Duffin 407dd252788645e940eada959bdde927426e2531c9Paul Duffin static <K, V> Entry<V, K> reverseEntry(Entry<K, V> entry) { 417dd252788645e940eada959bdde927426e2531c9Paul Duffin return Helpers.mapEntry(entry.getValue(), entry.getKey()); 427dd252788645e940eada959bdde927426e2531c9Paul Duffin } 437dd252788645e940eada959bdde927426e2531c9Paul Duffin 447dd252788645e940eada959bdde927426e2531c9Paul Duffin @Override 457dd252788645e940eada959bdde927426e2531c9Paul Duffin protected void expectContents(Collection<Entry<K, V>> expected) { 467dd252788645e940eada959bdde927426e2531c9Paul Duffin super.expectContents(expected); 477dd252788645e940eada959bdde927426e2531c9Paul Duffin List<Entry<V, K>> reversedEntries = new ArrayList<Entry<V, K>>(); 487dd252788645e940eada959bdde927426e2531c9Paul Duffin for (Entry<K, V> entry : expected) { 497dd252788645e940eada959bdde927426e2531c9Paul Duffin reversedEntries.add(reverseEntry(entry)); 507dd252788645e940eada959bdde927426e2531c9Paul Duffin } 517dd252788645e940eada959bdde927426e2531c9Paul Duffin Helpers.assertEqualIgnoringOrder(getMap().inverse().entrySet(), reversedEntries); 527dd252788645e940eada959bdde927426e2531c9Paul Duffin 537dd252788645e940eada959bdde927426e2531c9Paul Duffin for (Entry<K, V> entry : expected) { 547dd252788645e940eada959bdde927426e2531c9Paul Duffin assertEquals("Wrong key for value " + entry.getValue(), entry.getKey(), getMap() 557dd252788645e940eada959bdde927426e2531c9Paul Duffin .inverse() 567dd252788645e940eada959bdde927426e2531c9Paul Duffin .get(entry.getValue())); 577dd252788645e940eada959bdde927426e2531c9Paul Duffin } 587dd252788645e940eada959bdde927426e2531c9Paul Duffin } 597dd252788645e940eada959bdde927426e2531c9Paul Duffin 607dd252788645e940eada959bdde927426e2531c9Paul Duffin @Override 617dd252788645e940eada959bdde927426e2531c9Paul Duffin protected void expectMissing(Entry<K, V>... entries) { 627dd252788645e940eada959bdde927426e2531c9Paul Duffin super.expectMissing(entries); 637dd252788645e940eada959bdde927426e2531c9Paul Duffin for (Entry<K, V> entry : entries) { 647dd252788645e940eada959bdde927426e2531c9Paul Duffin Entry<V, K> reversed = reverseEntry(entry); 657dd252788645e940eada959bdde927426e2531c9Paul Duffin BiMap<V, K> inv = getMap().inverse(); 667dd252788645e940eada959bdde927426e2531c9Paul Duffin assertFalse("Inverse should not contain entry " + reversed, 677dd252788645e940eada959bdde927426e2531c9Paul Duffin inv.entrySet().contains(entry)); 687dd252788645e940eada959bdde927426e2531c9Paul Duffin assertFalse("Inverse should not contain key " + entry.getValue(), 697dd252788645e940eada959bdde927426e2531c9Paul Duffin inv.containsKey(entry.getValue())); 707dd252788645e940eada959bdde927426e2531c9Paul Duffin assertFalse("Inverse should not contain value " + entry.getKey(), 717dd252788645e940eada959bdde927426e2531c9Paul Duffin inv.containsValue(entry.getKey())); 727dd252788645e940eada959bdde927426e2531c9Paul Duffin assertNull("Inverse should not return a mapping for key " + entry.getValue(), 737dd252788645e940eada959bdde927426e2531c9Paul Duffin getMap().get(entry.getValue())); 747dd252788645e940eada959bdde927426e2531c9Paul Duffin } 757dd252788645e940eada959bdde927426e2531c9Paul Duffin } 767dd252788645e940eada959bdde927426e2531c9Paul Duffin 777dd252788645e940eada959bdde927426e2531c9Paul Duffin} 78