guava
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1/*
2* Copyright (C) 2007 The Guava Authors
3*
4* Licensed under the Apache License, Version 2.0 (the "License");
5* you may not use this file except in compliance with the License.
6* You may obtain a copy of the License at
7*
8* http://www.apache.org/licenses/LICENSE-2.0
9*
10* Unless required by applicable law or agreed to in writing, software
11* distributed under the License is distributed on an "AS IS" BASIS,
12* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13* See the License for the specific language governing permissions and
14* limitations under the License.
15*/
16
17package com.google.common.collect.testing.testers;
18
19import static com.google.common.collect.testing.features.CollectionFeature.SUPPORTS_ADD;
20import static com.google.common.collect.testing.features.CollectionSize.ZERO;
21
22import com.google.common.annotations.GwtCompatible;
23import com.google.common.collect.testing.MinimalCollection;
24import com.google.common.collect.testing.features.CollectionFeature;
25import com.google.common.collect.testing.features.CollectionSize;
26import org.junit.Ignore;
27
28/**
29* A generic JUnit test which tests addAll operations on a set. Can't be invoked directly; please
30* see {@link com.google.common.collect.testing.SetTestSuiteBuilder}.
31*
32* @author Kevin Bourrillion
33*/
34@GwtCompatible
35@Ignore // Affects only Android test runner, which respects JUnit 4 annotations on JUnit 3 tests.
36public class SetAddAllTester<E> extends AbstractSetTester<E> {
37@CollectionFeature.Require(SUPPORTS_ADD)
38@CollectionSize.Require(absent = ZERO)
39public void testAddAll_supportedSomePresent() {
40assertTrue(
41"add(somePresent) should return true", getSet().addAll(MinimalCollection.of(e3(), e0())));
42expectAdded(e3());
43}
44
45@CollectionFeature.Require(SUPPORTS_ADD)
46public void testAddAll_withDuplicates() {
47MinimalCollection<E> elementsToAdd = MinimalCollection.of(e3(), e4(), e3(), e4());
48assertTrue("add(hasDuplicates) should return true", getSet().addAll(elementsToAdd));
49expectAdded(e3(), e4());
50}
51
52@CollectionFeature.Require(SUPPORTS_ADD)
53@CollectionSize.Require(absent = ZERO)
54public void testAddAll_supportedAllPresent() {
55assertFalse("add(allPresent) should return false", getSet().addAll(MinimalCollection.of(e0())));
56expectUnchanged();
57}
58}
59