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


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 junit.framework.TestCase;
20
21 import org.apache.commons.collections.primitives.ArrayIntList;
22 import org.apache.commons.collections.primitives.IntIterator;
23 import org.apache.commons.collections.primitives.IntList;
24
25 /**
26  * @version $Revision: 480451 $ $Date: 2006-11-28 23:45:08 -0800 (Tue, 28 Nov 2006) $
27  * @author Rodney Waldhoff
28  */
29 public abstract class BaseUnmodifiableIntIteratorTest extends TestCase {
30
31     // conventional
32 // ------------------------------------------------------------------------
33
34     public BaseUnmodifiableIntIteratorTest(String JavaDoc testName) {
35         super(testName);
36     }
37     
38
39     // framework
40 // ------------------------------------------------------------------------
41 protected abstract IntIterator makeUnmodifiableIntIterator();
42
43     protected IntIterator makeIntIterator() {
44         IntList list = new ArrayIntList();
45         for(int i=0;i<10;i++) {
46             list.add(i);
47         }
48         return list.iterator();
49     }
50
51     // tests
52 // ------------------------------------------------------------------------
53
54     public final void testIntIteratorNotModifiable() {
55         IntIterator iter = makeUnmodifiableIntIterator();
56         assertTrue(iter.hasNext());
57         iter.next();
58         try {
59             iter.remove();
60             fail("Expected UnsupportedOperationException");
61         } catch(UnsupportedOperationException JavaDoc e) {
62             // expected
63 }
64     }
65
66     public final void testIterateIntIterator() {
67         IntIterator iter = makeUnmodifiableIntIterator();
68         for(IntIterator expected = makeIntIterator(); expected.hasNext(); ) {
69             assertTrue(iter.hasNext());
70             assertEquals(expected.next(),iter.next());
71         }
72         assertTrue(! iter.hasNext() );
73     }
74
75 }
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