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;
18 
19 import com.google.common.annotations.GwtCompatible;
20 import com.google.common.collect.testing.MapInterfaceTest;
21 
22 import java.util.HashMap;
23 import java.util.Map;
24 
25 /** @author George van den Driessche */
26 @GwtCompatible
27 public class ConstrainedMapImplementsMapTest
28     extends MapInterfaceTest<String, Integer> {
29 
ConstrainedMapImplementsMapTest()30   public ConstrainedMapImplementsMapTest() {
31     super(true, true, true, true, true);
32   }
33 
makeEmptyMap()34   @Override protected Map<String, Integer> makeEmptyMap() {
35     return MapConstraints.constrainedMap(new HashMap<String, Integer>(),
36         MapConstraintsTest.TEST_CONSTRAINT);
37   }
38 
makePopulatedMap()39   @Override protected Map<String, Integer> makePopulatedMap() {
40     final Map<String, Integer> sortedMap = MapConstraints.constrainedMap(
41         new HashMap<String, Integer>(), MapConstraintsTest.TEST_CONSTRAINT);
42     sortedMap.put("one", 1);
43     sortedMap.put("two", 2);
44     sortedMap.put("three", 3);
45     return sortedMap;
46   }
47 
getKeyNotInPopulatedMap()48   @Override protected String getKeyNotInPopulatedMap()
49       throws UnsupportedOperationException {
50     return "minus one";
51   }
52 
getValueNotInPopulatedMap()53   @Override protected Integer getValueNotInPopulatedMap()
54       throws UnsupportedOperationException {
55     return -1;
56   }
57 
testEntrySetRemoveAllNullFromEmpty()58   @Override public void testEntrySetRemoveAllNullFromEmpty() {
59     try {
60       super.testEntrySetRemoveAllNullFromEmpty();
61     } catch (RuntimeException tolerated) {
62       // GWT's HashMap.entrySet().removeAll(null) doesn't throws NPE.
63     }
64   }
65 
testEntrySetRetainAllNullFromEmpty()66   @Override public void testEntrySetRetainAllNullFromEmpty() {
67     try {
68       super.testEntrySetRetainAllNullFromEmpty();
69     } catch (RuntimeException tolerated) {
70       // GWT's HashMap.entrySet().retainAll(null) doesn't throws NPE.
71     }
72   }
73 
testKeySetRemoveAllNullFromEmpty()74   @Override public void testKeySetRemoveAllNullFromEmpty() {
75     try {
76       super.testKeySetRemoveAllNullFromEmpty();
77     } catch (RuntimeException tolerated) {
78       // GWT's HashMap.keySet().removeAll(null) doesn't throws NPE.
79     }
80   }
81 
testKeySetRetainAllNullFromEmpty()82   @Override public void testKeySetRetainAllNullFromEmpty() {
83     try {
84       super.testKeySetRetainAllNullFromEmpty();
85     } catch (RuntimeException tolerated) {
86       // GWT's HashMap.keySet().retainAll(null) doesn't throws NPE.
87     }
88   }
89 
testValuesRemoveAllNullFromEmpty()90   @Override public void testValuesRemoveAllNullFromEmpty() {
91     try {
92       super.testValuesRemoveAllNullFromEmpty();
93     } catch (RuntimeException tolerated) {
94       // GWT's HashMap.values().removeAll(null) doesn't throws NPE.
95     }
96   }
97 
testValuesRetainAllNullFromEmpty()98   @Override public void testValuesRetainAllNullFromEmpty() {
99     try {
100       super.testValuesRemoveAllNullFromEmpty();
101     } catch (RuntimeException tolerated) {
102       // GWT's HashMap.values().retainAll(null) doesn't throws NPE.
103     }
104   }
105 }
106