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

1 /*
2  * Copyright (C) 2008 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;
18 
19 import com.google.common.annotations.GwtCompatible;
20 import java.util.List;
21 import java.util.Map;
22 import java.util.Map.Entry;
23 
24 /**
25  * Implementation helper for {@link TestMapGenerator} for use with maps of strings.
26  *
27  * @author Chris Povirk
28  * @author Jared Levy
29  * @author George van den Driessche
30  */
31 @GwtCompatible
32 public abstract class TestStringMapGenerator implements TestMapGenerator<String, String> {
33 
34   @Override
35   public SampleElements<Entry<String, String>> samples() {
36     return new SampleElements<>(
37         Helpers.mapEntry("one", "January"),
38         Helpers.mapEntry("two", "February"),
39         Helpers.mapEntry("three", "March"),
40         Helpers.mapEntry("four", "April"),
41         Helpers.mapEntry("five", "May"));
42   }
43 
44   @Override
45   public Map<String, String> create(Object... entries) {
46     @SuppressWarnings("unchecked")
47     Entry<String, String>[] array = new Entry[entries.length];
48     int i = 0;
49     for (Object o : entries) {
50       @SuppressWarnings("unchecked")
51       Entry<String, String> e = (Entry<String, String>) o;
52       array[i++] = e;
53     }
54     return create(array);
55   }
56 
57   protected abstract Map<String, String> create(Entry<String, String>[] entries);
58 
59   @Override
60   @SuppressWarnings("unchecked")
61   public final Entry<String, String>[] createArray(int length) {
62     return new Entry[length];
63   }
64 
65   @Override
66   public final String[] createKeyArray(int length) {
67     return new String[length];
68   }
69 
70   @Override
71   public final String[] createValueArray(int length) {
72     return new String[length];
73   }
74 
75   /** Returns the original element list, unchanged. */
76   @Override
77   public Iterable<Entry<String, String>> order(List<Entry<String, String>> insertionOrder) {
78     return insertionOrder;
79   }
80 }