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

1 /*
2  * Copyright (C) 2017 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.google;
18 
19 import static com.google.common.collect.testing.features.CollectionSize.SEVERAL;
20 import static com.google.common.collect.testing.features.CollectionSize.ZERO;
21 import static com.google.common.collect.testing.features.MapFeature.ALLOWS_NULL_VALUES;
22 import static com.google.common.collect.testing.features.MapFeature.SUPPORTS_PUT;
23 
24 import com.google.common.annotations.GwtCompatible;
25 import com.google.common.collect.testing.features.CollectionSize;
26 import com.google.common.collect.testing.features.MapFeature;
27 import java.util.Map.Entry;
28 import org.junit.Ignore;
29 
30 /** Tester for {@code BiMap.entrySet} and methods on the entries in the set. */
31 @GwtCompatible
32 @Ignore // Affects only Android test runner, which respects JUnit 4 annotations on JUnit 3 tests.
33 public class BiMapEntrySetTester<K, V> extends AbstractBiMapTester<K, V> {
34   @MapFeature.Require(SUPPORTS_PUT)
35   @CollectionSize.Require(absent = ZERO)
36   public void testSetValue_valueAbsent() {
37     for (Entry<K, V> entry : getMap().entrySet()) {
38       if (entry.getKey().equals(k0())) {
39         assertEquals("entry.setValue() should return the old value", v0(), entry.setValue(v3()));
40       }
41     }
42     expectReplacement(entry(k0(), v3()));
43   }
44 
45   @MapFeature.Require(SUPPORTS_PUT)
46   @CollectionSize.Require(SEVERAL)
47   public void testSetValue_valuePresent() {
48     for (Entry<K, V> entry : getMap().entrySet()) {
49       if (entry.getKey().equals(k0())) {
50         try {
51           entry.setValue(v1());
52           fail("Expected IllegalArgumentException");
53         } catch (IllegalArgumentException expected) {
54         }
55       }
56     }
57     expectUnchanged();
58   }
59 
60   @MapFeature.Require(value = SUPPORTS_PUT, absent = ALLOWS_NULL_VALUES)
61   @CollectionSize.Require(absent = ZERO)
62   public void testSetValueNullUnsupported() {
63     for (Entry<K, V> entry : getMap().entrySet()) {
64       try {
65         entry.setValue(null);
66         fail("Expected NullPointerException");
67       } catch (NullPointerException expected) {
68       }
69       expectUnchanged();
70     }
71   }
72 
73   @MapFeature.Require({SUPPORTS_PUT, ALLOWS_NULL_VALUES})
74   @CollectionSize.Require(absent = ZERO)
75   public void testSetValueNullSupported() {
76     for (Entry<K, V> entry : getMap().entrySet()) {
77       if (entry.getKey().equals(k0())) {
78         entry.setValue(null);
79       }
80     }
81     expectReplacement(entry(k0(), (V) null));
82   }
83 }