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1
17 package org.apache.commons.collections.primitives.adapters;
18
19 import java.util.Iterator  ;
20 import java.util.ListIterator ;
21 import java.util.NoSuchElementException ;
22
23 import junit.framework.Test;
24 import junit.framework.TestSuite;
25
26 import org.apache.commons.collections.iterators.AbstractTestListIterator;
27 import org.apache.commons.collections.primitives.ArrayIntList;
28 import org.apache.commons.collections.primitives.IntList;
29
30
34 public class TestIntListIteratorListIterator extends AbstractTestListIterator {
35
36
39 public TestIntListIteratorListIterator(String testName) {
40 super(testName);
41 }
42
43 public static Test suite() {
44 return new TestSuite(TestIntListIteratorListIterator.class);
45 }
46
47
50 public ListIterator makeEmptyListIterator() {
51 return IntListIteratorListIterator.wrap(makeEmptyIntList().listIterator());
52 }
53
54 public ListIterator makeFullListIterator() {
55 return IntListIteratorListIterator.wrap(makeFullIntList().listIterator());
56 }
57
58 protected IntList makeEmptyIntList() {
59 return new ArrayIntList();
60 }
61
62 protected IntList makeFullIntList() {
63 IntList list = makeEmptyIntList();
64 int[] elts = getFullElements();
65 for(int i=0;i<elts.length;i++) {
66 list.add(elts[i]);
67 }
68 return list;
69 }
70
71 public int[] getFullElements() {
72 return new int[] { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
73 }
74
75 public Object addSetValue() {
76 return new Integer (1);
77 }
78
79
82
83 public void testNextHasNextRemove() {
84 int[] elements = getFullElements();
85 Iterator iter = makeFullIterator();
86 for(int i=0;i<elements.length;i++) {
87 assertTrue(iter.hasNext());
88 assertEquals(new Integer (elements[i]),iter.next());
89 if(supportsRemove()) {
90 iter.remove();
91 }
92 }
93 assertTrue(! iter.hasNext() );
94 }
95
96 public void testEmptyIterator() {
97 assertTrue( ! makeEmptyIterator().hasNext() );
98 try {
99 makeEmptyIterator().next();
100 fail("Expected NoSuchElementException");
101 } catch(NoSuchElementException e) {
102 }
104 if(supportsRemove()) {
105 try {
106 makeEmptyIterator().remove();
107 fail("Expected IllegalStateException");
108 } catch(IllegalStateException e) {
109 }
111 }
112 }
113
114 public void testRemoveBeforeNext() {
115 if(supportsRemove()) {
116 try {
117 makeFullIterator().remove();
118 fail("Expected IllegalStateException");
119 } catch(IllegalStateException e) {
120 }
122 }
123 }
124
125 public void testRemoveAfterRemove() {
126 if(supportsRemove()) {
127 Iterator iter = makeFullIterator();
128 iter.next();
129 iter.remove();
130 try {
131 iter.remove();
132 fail("Expected IllegalStateException");
133 } catch(IllegalStateException e) {
134 }
136 }
137 }
138
139 }
140 |
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