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Java > Open Source Codes > org > apache > commons > collections > primitives > decorators > BaseUnmodifiableIntListIteratorTest


1 /*
2  * Licensed to the Apache Software Foundation (ASF) under one or more
3  * contributor license agreements. See the NOTICE file distributed with
4  * this work for additional information regarding copyright ownership.
5  * The ASF licenses this file to You under the Apache License, Version 2.0
6  * (the "License"); you may not use this file except in compliance with
7  * the License. You may obtain a copy of the License at
8  *
9  * http://www.apache.org/licenses/LICENSE-2.0
10  *
11  * Unless required by applicable law or agreed to in writing, software
12  * distributed under the License is distributed on an "AS IS" BASIS,
13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  * See the License for the specific language governing permissions and
15  * limitations under the License.
16  */

17 package org.apache.commons.collections.primitives.decorators;
18
19 import org.apache.commons.collections.primitives.ArrayIntList;
20 import org.apache.commons.collections.primitives.IntIterator;
21 import org.apache.commons.collections.primitives.IntList;
22 import org.apache.commons.collections.primitives.IntListIterator;
23
24 /**
25  * @version $Revision: 480451 $ $Date: 2006-11-28 23:45:08 -0800 (Tue, 28 Nov 2006) $
26  * @author Rodney Waldhoff
27  */

28 public abstract class BaseUnmodifiableIntListIteratorTest extends BaseUnmodifiableIntIteratorTest {
29
30     // conventional
31
// ------------------------------------------------------------------------
32

33     public BaseUnmodifiableIntListIteratorTest(String JavaDoc testName) {
34         super(testName);
35     }
36     
37
38     // framework
39
// ------------------------------------------------------------------------
40

41     protected abstract IntListIterator makeUnmodifiableIntListIterator();
42
43     protected IntIterator makeUnmodifiableIntIterator() {
44         return makeUnmodifiableIntListIterator();
45     }
46
47     protected IntIterator makeIntIterator() {
48         return makeIntListIterator();
49     }
50     
51     protected IntListIterator makeIntListIterator() {
52         IntList list = new ArrayIntList();
53         for(int i=0;i<10;i++) {
54             list.add(i);
55         }
56         return list.listIterator();
57     }
58
59     // tests
60
// ------------------------------------------------------------------------
61

62     public final void testIntListIteratorNotModifiable() {
63         IntListIterator iter = makeUnmodifiableIntListIterator();
64         assertTrue(iter.hasNext());
65         iter.next();
66         try {
67             iter.remove();
68             fail("Expected UnsupportedOperationException");
69         } catch(UnsupportedOperationException JavaDoc e) {
70             // expected
71
}
72         try {
73             iter.add(1);
74             fail("Expected UnsupportedOperationException");
75         } catch(UnsupportedOperationException JavaDoc e) {
76             // expected
77
}
78         try {
79             iter.set(3);
80             fail("Expected UnsupportedOperationException");
81         } catch(UnsupportedOperationException JavaDoc e) {
82             // expected
83
}
84     }
85
86     public final void testIterateIntListIterator() {
87         IntListIterator iter = makeUnmodifiableIntListIterator();
88         IntListIterator expected = makeIntListIterator();
89         
90         assertTrue(! iter.hasPrevious());
91         
92         while( expected.hasNext() ) {
93             assertTrue(iter.hasNext());
94             assertEquals(expected.nextIndex(),iter.nextIndex());
95             assertEquals(expected.previousIndex(),iter.previousIndex());
96             assertEquals(expected.next(),iter.next());
97             assertTrue(iter.hasPrevious());
98             assertEquals(expected.nextIndex(),iter.nextIndex());
99             assertEquals(expected.previousIndex(),iter.previousIndex());
100         }
101
102         assertTrue(! iter.hasNext() );
103
104         while( expected.hasPrevious() ) {
105             assertTrue(iter.hasPrevious());
106             assertEquals(expected.nextIndex(),iter.nextIndex());
107             assertEquals(expected.previousIndex(),iter.previousIndex());
108             assertEquals(expected.previous(),iter.previous());
109             assertTrue(iter.hasNext());
110             assertEquals(expected.nextIndex(),iter.nextIndex());
111             assertEquals(expected.previousIndex(),iter.previousIndex());
112         }
113         assertTrue(! iter.hasPrevious() );
114     }
115
116 }
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