17dd252788645e940eada959bdde927426e2531c9Paul Duffin/* 27dd252788645e940eada959bdde927426e2531c9Paul Duffin * Copyright (C) 2011 The Guava Authors 37dd252788645e940eada959bdde927426e2531c9Paul Duffin * 47dd252788645e940eada959bdde927426e2531c9Paul Duffin * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except 57dd252788645e940eada959bdde927426e2531c9Paul Duffin * in compliance with the License. You may obtain a copy of the License at 67dd252788645e940eada959bdde927426e2531c9Paul Duffin * 77dd252788645e940eada959bdde927426e2531c9Paul Duffin * http://www.apache.org/licenses/LICENSE-2.0 87dd252788645e940eada959bdde927426e2531c9Paul Duffin * 97dd252788645e940eada959bdde927426e2531c9Paul Duffin * Unless required by applicable law or agreed to in writing, software distributed under the License 107dd252788645e940eada959bdde927426e2531c9Paul Duffin * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express 117dd252788645e940eada959bdde927426e2531c9Paul Duffin * or implied. See the License for the specific language governing permissions and limitations under 127dd252788645e940eada959bdde927426e2531c9Paul Duffin * the License. 137dd252788645e940eada959bdde927426e2531c9Paul Duffin */ 147dd252788645e940eada959bdde927426e2531c9Paul Duffin 157dd252788645e940eada959bdde927426e2531c9Paul Duffinpackage com.google.common.collect.testing.google; 167dd252788645e940eada959bdde927426e2531c9Paul Duffin 177dd252788645e940eada959bdde927426e2531c9Paul Duffinimport static com.google.common.collect.testing.features.CollectionFeature.KNOWN_ORDER; 180888a09821a98ac0680fad765217302858e70fa4Paul Duffinimport static com.google.common.collect.testing.features.CollectionFeature.SUPPORTS_ITERATOR_REMOVE; 197dd252788645e940eada959bdde927426e2531c9Paul Duffin 207dd252788645e940eada959bdde927426e2531c9Paul Duffinimport com.google.common.annotations.GwtCompatible; 217dd252788645e940eada959bdde927426e2531c9Paul Duffinimport com.google.common.collect.testing.IteratorFeature; 227dd252788645e940eada959bdde927426e2531c9Paul Duffinimport com.google.common.collect.testing.IteratorTester; 237dd252788645e940eada959bdde927426e2531c9Paul Duffinimport com.google.common.collect.testing.features.CollectionFeature; 247dd252788645e940eada959bdde927426e2531c9Paul Duffin 257dd252788645e940eada959bdde927426e2531c9Paul Duffinimport java.util.Arrays; 267dd252788645e940eada959bdde927426e2531c9Paul Duffinimport java.util.Iterator; 277dd252788645e940eada959bdde927426e2531c9Paul Duffin 287dd252788645e940eada959bdde927426e2531c9Paul Duffin/** 297dd252788645e940eada959bdde927426e2531c9Paul Duffin * Tester to make sure the {@code iterator().remove()} implementation of {@code Multiset} works when 307dd252788645e940eada959bdde927426e2531c9Paul Duffin * there are multiple occurrences of elements. 317dd252788645e940eada959bdde927426e2531c9Paul Duffin * 327dd252788645e940eada959bdde927426e2531c9Paul Duffin * @author Louis Wasserman 337dd252788645e940eada959bdde927426e2531c9Paul Duffin */ 347dd252788645e940eada959bdde927426e2531c9Paul Duffin@GwtCompatible(emulated = true) 357dd252788645e940eada959bdde927426e2531c9Paul Duffinpublic class MultisetIteratorTester<E> extends AbstractMultisetTester<E> { 367dd252788645e940eada959bdde927426e2531c9Paul Duffin @SuppressWarnings("unchecked") 370888a09821a98ac0680fad765217302858e70fa4Paul Duffin @CollectionFeature.Require({SUPPORTS_ITERATOR_REMOVE, KNOWN_ORDER}) 387dd252788645e940eada959bdde927426e2531c9Paul Duffin public void testRemovingIteratorKnownOrder() { 397dd252788645e940eada959bdde927426e2531c9Paul Duffin new IteratorTester<E>(4, IteratorFeature.MODIFIABLE, getSubjectGenerator().order( 407dd252788645e940eada959bdde927426e2531c9Paul Duffin Arrays.asList(samples.e0, samples.e1, samples.e1, samples.e2)), 417dd252788645e940eada959bdde927426e2531c9Paul Duffin IteratorTester.KnownOrder.KNOWN_ORDER) { 427dd252788645e940eada959bdde927426e2531c9Paul Duffin @Override 437dd252788645e940eada959bdde927426e2531c9Paul Duffin protected Iterator<E> newTargetIterator() { 447dd252788645e940eada959bdde927426e2531c9Paul Duffin return getSubjectGenerator().create(samples.e0, samples.e1, samples.e1, samples.e2) 457dd252788645e940eada959bdde927426e2531c9Paul Duffin .iterator(); 467dd252788645e940eada959bdde927426e2531c9Paul Duffin } 477dd252788645e940eada959bdde927426e2531c9Paul Duffin }.test(); 487dd252788645e940eada959bdde927426e2531c9Paul Duffin } 497dd252788645e940eada959bdde927426e2531c9Paul Duffin 507dd252788645e940eada959bdde927426e2531c9Paul Duffin @SuppressWarnings("unchecked") 510888a09821a98ac0680fad765217302858e70fa4Paul Duffin @CollectionFeature.Require(value = SUPPORTS_ITERATOR_REMOVE, absent = KNOWN_ORDER) 527dd252788645e940eada959bdde927426e2531c9Paul Duffin public void testRemovingIteratorUnknownOrder() { 537dd252788645e940eada959bdde927426e2531c9Paul Duffin new IteratorTester<E>(4, IteratorFeature.MODIFIABLE, Arrays.asList(samples.e0, samples.e1, 547dd252788645e940eada959bdde927426e2531c9Paul Duffin samples.e1, samples.e2), IteratorTester.KnownOrder.UNKNOWN_ORDER) { 557dd252788645e940eada959bdde927426e2531c9Paul Duffin @Override 567dd252788645e940eada959bdde927426e2531c9Paul Duffin protected Iterator<E> newTargetIterator() { 577dd252788645e940eada959bdde927426e2531c9Paul Duffin return getSubjectGenerator().create(samples.e0, samples.e1, samples.e1, samples.e2) 587dd252788645e940eada959bdde927426e2531c9Paul Duffin .iterator(); 597dd252788645e940eada959bdde927426e2531c9Paul Duffin } 607dd252788645e940eada959bdde927426e2531c9Paul Duffin }.test(); 617dd252788645e940eada959bdde927426e2531c9Paul Duffin } 627dd252788645e940eada959bdde927426e2531c9Paul Duffin 637dd252788645e940eada959bdde927426e2531c9Paul Duffin @SuppressWarnings("unchecked") 640888a09821a98ac0680fad765217302858e70fa4Paul Duffin @CollectionFeature.Require(value = KNOWN_ORDER, absent = SUPPORTS_ITERATOR_REMOVE) 657dd252788645e940eada959bdde927426e2531c9Paul Duffin public void testIteratorKnownOrder() { 667dd252788645e940eada959bdde927426e2531c9Paul Duffin new IteratorTester<E>(4, IteratorFeature.UNMODIFIABLE, getSubjectGenerator().order( 677dd252788645e940eada959bdde927426e2531c9Paul Duffin Arrays.asList(samples.e0, samples.e1, samples.e1, samples.e2)), 687dd252788645e940eada959bdde927426e2531c9Paul Duffin IteratorTester.KnownOrder.KNOWN_ORDER) { 697dd252788645e940eada959bdde927426e2531c9Paul Duffin @Override 707dd252788645e940eada959bdde927426e2531c9Paul Duffin protected Iterator<E> newTargetIterator() { 717dd252788645e940eada959bdde927426e2531c9Paul Duffin return getSubjectGenerator().create(samples.e0, samples.e1, samples.e1, samples.e2) 727dd252788645e940eada959bdde927426e2531c9Paul Duffin .iterator(); 737dd252788645e940eada959bdde927426e2531c9Paul Duffin } 747dd252788645e940eada959bdde927426e2531c9Paul Duffin }.test(); 757dd252788645e940eada959bdde927426e2531c9Paul Duffin } 767dd252788645e940eada959bdde927426e2531c9Paul Duffin 777dd252788645e940eada959bdde927426e2531c9Paul Duffin @SuppressWarnings("unchecked") 780888a09821a98ac0680fad765217302858e70fa4Paul Duffin @CollectionFeature.Require(absent = {SUPPORTS_ITERATOR_REMOVE, KNOWN_ORDER}) 797dd252788645e940eada959bdde927426e2531c9Paul Duffin public void testIteratorUnknownOrder() { 807dd252788645e940eada959bdde927426e2531c9Paul Duffin new IteratorTester<E>(4, IteratorFeature.UNMODIFIABLE, Arrays.asList(samples.e0, samples.e1, 817dd252788645e940eada959bdde927426e2531c9Paul Duffin samples.e1, samples.e2), IteratorTester.KnownOrder.UNKNOWN_ORDER) { 827dd252788645e940eada959bdde927426e2531c9Paul Duffin @Override 837dd252788645e940eada959bdde927426e2531c9Paul Duffin protected Iterator<E> newTargetIterator() { 847dd252788645e940eada959bdde927426e2531c9Paul Duffin return getSubjectGenerator().create(samples.e0, samples.e1, samples.e1, samples.e2) 857dd252788645e940eada959bdde927426e2531c9Paul Duffin .iterator(); 867dd252788645e940eada959bdde927426e2531c9Paul Duffin } 877dd252788645e940eada959bdde927426e2531c9Paul Duffin }.test(); 887dd252788645e940eada959bdde927426e2531c9Paul Duffin } 897dd252788645e940eada959bdde927426e2531c9Paul Duffin} 907dd252788645e940eada959bdde927426e2531c9Paul Duffin 91