001/* 002 * Copyright (C) 2007 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.testers; 018 019import static com.google.common.collect.testing.features.CollectionFeature.SUPPORTS_ADD; 020import static com.google.common.collect.testing.features.CollectionSize.ZERO; 021 022import com.google.common.annotations.GwtCompatible; 023import com.google.common.collect.testing.MinimalCollection; 024import com.google.common.collect.testing.features.CollectionFeature; 025import com.google.common.collect.testing.features.CollectionSize; 026import org.junit.Ignore; 027 028/** 029 * A generic JUnit test which tests {@code addAll(Collection)} operations on a list. Can't be 030 * invoked directly; please see {@link com.google.common.collect.testing.ListTestSuiteBuilder}. 031 * 032 * @author Chris Povirk 033 */ 034@SuppressWarnings("unchecked") // too many "unchecked generic array creations" 035@GwtCompatible 036@Ignore // Affects only Android test runner, which respects JUnit 4 annotations on JUnit 3 tests. 037public class ListAddAllTester<E> extends AbstractListTester<E> { 038 @CollectionFeature.Require(SUPPORTS_ADD) 039 @CollectionSize.Require(absent = ZERO) 040 public void testAddAll_supportedAllPresent() { 041 assertTrue( 042 "addAll(allPresent) should return true", getList().addAll(MinimalCollection.of(e0()))); 043 expectAdded(e0()); 044 } 045 046 @CollectionFeature.Require(absent = SUPPORTS_ADD) 047 @CollectionSize.Require(absent = ZERO) 048 public void testAddAll_unsupportedAllPresent() { 049 try { 050 getList().addAll(MinimalCollection.of(e0())); 051 fail("addAll(allPresent) should throw"); 052 } catch (UnsupportedOperationException expected) { 053 } 054 expectUnchanged(); 055 } 056 057 @CollectionFeature.Require(SUPPORTS_ADD) 058 public void testAddAll_withDuplicates() { 059 MinimalCollection<E> elementsToAdd = MinimalCollection.of(e0(), e1(), e0(), e1()); 060 assertTrue("addAll(hasDuplicates) should return true", getList().addAll(elementsToAdd)); 061 expectAdded(e0(), e1(), e0(), e1()); 062 } 063}