11d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert/* 21d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * Copyright (C) 2007 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.CollectionFeature.ALLOWS_NULL_QUERIES; 201d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringertimport static com.google.common.collect.testing.features.CollectionFeature.ALLOWS_NULL_VALUES; 211d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringertimport static com.google.common.collect.testing.features.CollectionSize.ZERO; 221d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 231d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringertimport com.google.common.collect.testing.AbstractCollectionTester; 241d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringertimport com.google.common.collect.testing.MinimalCollection; 251d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringertimport com.google.common.collect.testing.WrongType; 261d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringertimport com.google.common.collect.testing.features.CollectionFeature; 271d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringertimport com.google.common.collect.testing.features.CollectionSize; 281d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 291d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringertimport java.util.Collection; 301d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 311d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert/** 321d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * A generic JUnit test which tests {@code containsAll()} operations on a 331d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * collection. Can't be invoked directly; please see 341d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * {@link com.google.common.collect.testing.CollectionTestSuiteBuilder}. 351d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * 361d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * <p>This class is GWT compatible. 371d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * 381d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * @author Kevin Bourrillion 391d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * @author Chris Povirk 401d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert */ 411d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert@SuppressWarnings("unchecked") // too many "unchecked generic array creations" 421d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringertpublic class CollectionContainsAllTester<E> 431d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert extends AbstractCollectionTester<E> { 441d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert public void testContainsAll_empty() { 451d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert assertTrue("containsAll(empty) should return true", 461d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert collection.containsAll(MinimalCollection.of())); 471d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 481d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 491d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert @CollectionSize.Require(absent = ZERO) 501d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert public void testContainsAll_subset() { 511d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert assertTrue("containsAll(subset) should return true", 521d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert collection.containsAll(MinimalCollection.of(samples.e0))); 531d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 541d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 551d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert public void testContainsAll_sameElements() { 561d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert assertTrue("containsAll(sameElements) should return true", 571d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert collection.containsAll(MinimalCollection.of(createSamplesArray()))); 581d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 591d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 601d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert public void testContainsAll_self() { 611d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert assertTrue("containsAll(this) should return true", 621d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert collection.containsAll(collection)); 631d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 641d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 651d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert public void testContainsAll_partialOverlap() { 661d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert assertFalse("containsAll(partialOverlap) should return false", 671d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert collection.containsAll(MinimalCollection.of(samples.e0, samples.e3))); 681d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 691d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 701d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert public void testContainsAll_disjoint() { 711d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert assertFalse("containsAll(disjoint) should return false", 721d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert collection.containsAll(MinimalCollection.of(samples.e3))); 731d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 741d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 751d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert @CollectionFeature.Require(absent = ALLOWS_NULL_QUERIES) 761d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert public void testContainsAll_nullNotAllowed() { 771d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert try { 781d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert assertFalse(collection.containsAll(MinimalCollection.of((E) null))); 791d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } catch (NullPointerException tolerated) {} 801d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 811d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 821d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert @CollectionFeature.Require(ALLOWS_NULL_QUERIES) 831d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert public void testContainsAll_nullAllowed() { 841d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert assertFalse(collection.containsAll(MinimalCollection.of((E) null))); 851d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 861d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 871d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert @CollectionFeature.Require(ALLOWS_NULL_VALUES) 881d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert public void testContainsAll_nullPresent() { 891d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert initCollectionWithNullElement(); 901d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert assertTrue(collection.containsAll(MinimalCollection.of((E) null))); 911d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 921d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 931d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert public void testContainsAll_wrongType() { 941d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert Collection<WrongType> wrong = MinimalCollection.of(WrongType.VALUE); 951d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert try { 961d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert assertFalse("containsAll(wrongType) should return false or throw", 971d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert collection.containsAll(wrong)); 981d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } catch (ClassCastException tolerated) { 991d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 1001d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 1011d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert} 102