11d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert/* 21d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * Copyright (C) 2008 The Guava Authors 31d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * 41d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * Licensed under the Apache License, Version 2.0 (the "License"); 51d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * you may not use this file except in compliance with the License. 61d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * You may obtain a copy of the License at 71d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * 81d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * http://www.apache.org/licenses/LICENSE-2.0 91d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * 101d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * Unless required by applicable law or agreed to in writing, software 111d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * distributed under the License is distributed on an "AS IS" BASIS, 121d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 131d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * See the License for the specific language governing permissions and 141d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * limitations under the License. 151d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert */ 161d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 171d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringertpackage com.google.common.collect.testing.testers; 181d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 191d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringertimport static com.google.common.collect.testing.features.CollectionSize.ONE; 201d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringertimport static com.google.common.collect.testing.features.CollectionSize.ZERO; 211d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringertimport static com.google.common.collect.testing.features.ListFeature.SUPPORTS_REMOVE_WITH_INDEX; 221d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 231d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringertimport com.google.common.collect.testing.Helpers; 241d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringertimport com.google.common.collect.testing.features.CollectionSize; 251d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringertimport com.google.common.collect.testing.features.ListFeature; 261d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 271d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringertimport java.util.List; 281d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 291d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert/** 301d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * A generic JUnit test which tests {@code remove(int)} operations on a list. 311d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * Can't be invoked directly; please see 321d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * {@link com.google.common.collect.testing.ListTestSuiteBuilder}. 331d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * 341d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * <p>This class is GWT compatible. 351d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * 361d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * @author Chris Povirk 371d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert */ 381d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringertpublic class ListRemoveAtIndexTester<E> extends AbstractListTester<E> { 391d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert @ListFeature.Require(absent = SUPPORTS_REMOVE_WITH_INDEX) 401d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert @CollectionSize.Require(absent = ZERO) 411d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert public void testRemoveAtIndex_unsupported() { 421d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert try { 431d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert getList().remove(0); 441d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert fail("remove(i) should throw"); 451d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } catch (UnsupportedOperationException expected) { 461d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 471d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert expectUnchanged(); 481d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 491d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 501d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert @ListFeature.Require(SUPPORTS_REMOVE_WITH_INDEX) 511d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert public void testRemoveAtIndex_negative() { 521d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert try { 531d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert getList().remove(-1); 541d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert fail("remove(-1) should throw"); 551d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } catch (IndexOutOfBoundsException expected) { 561d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 571d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert expectUnchanged(); 581d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 591d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 601d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert @ListFeature.Require(SUPPORTS_REMOVE_WITH_INDEX) 611d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert public void testRemoveAtIndex_tooLarge() { 621d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert try { 631d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert getList().remove(getNumElements()); 641d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert fail("remove(size) should throw"); 651d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } catch (IndexOutOfBoundsException expected) { 661d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 671d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert expectUnchanged(); 681d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 691d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 701d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert @ListFeature.Require(SUPPORTS_REMOVE_WITH_INDEX) 711d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert @CollectionSize.Require(absent = ZERO) 721d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert public void testRemoveAtIndex_first() { 731d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert runRemoveTest(0); 741d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 751d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 761d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert @ListFeature.Require(SUPPORTS_REMOVE_WITH_INDEX) 771d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert @CollectionSize.Require(absent = {ZERO, ONE}) 781d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert public void testRemoveAtIndex_middle() { 791d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert runRemoveTest(getNumElements() / 2); 801d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 811d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 821d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert @ListFeature.Require(SUPPORTS_REMOVE_WITH_INDEX) 831d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert @CollectionSize.Require(absent = ZERO) 841d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert public void testRemoveAtIndex_last() { 851d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert runRemoveTest(getNumElements() - 1); 861d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 871d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 881d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert private void runRemoveTest(int index) { 891d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert assertEquals(Platform.format( 901d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert "remove(%d) should return the element at index %d", index, index), 911d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert getList().get(index), getList().remove(index)); 921d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert List<E> expected = Helpers.copyToList(createSamplesArray()); 931d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert expected.remove(index); 941d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert expectContents(expected); 951d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 961d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert} 97