Coverage Summary for Class: CollectionEqualsTester (com.google.common.collect.testing.testers)

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 
17 package com.google.common.collect.testing.testers;
18 
19 import com.google.common.annotations.GwtCompatible;
20 import com.google.common.collect.testing.AbstractCollectionTester;
21 import org.junit.Ignore;
22 
23 /**
24  * Tests {@link java.util.Collection#equals}.
25  *
26  * @author George van den Driessche
27  */
28 @GwtCompatible
29 @Ignore // Affects only Android test runner, which respects JUnit 4 annotations on JUnit 3 tests.
30 public class CollectionEqualsTester<E> extends AbstractCollectionTester<E> {
31 
32   // TODO(cpovirk): Consider using EqualsTester from Guava.
33   @SuppressWarnings("SelfEquals")
34   public void testEquals_self() {
35     assertTrue("An Object should be equal to itself.", collection.equals(collection));
36   }
37 
38   public void testEquals_null() {
39     // noinspection ObjectEqualsNull
40     assertFalse("An object should not be equal to null.", collection.equals(null));
41   }
42 
43   public void testEquals_notACollection() {
44     // noinspection EqualsBetweenInconvertibleTypes
45     assertFalse(
46         "A Collection should never equal an object that is not a Collection.",
47         collection.equals("huh?"));
48   }
49 }