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17 package org.apache.commons.collections.primitives.decorators;
18
19 import org.apache.commons.collections.primitives.ArrayFloatList;
20 import org.apache.commons.collections.primitives.FloatIterator;
21 import org.apache.commons.collections.primitives.FloatList;
22 import org.apache.commons.collections.primitives.FloatListIterator;
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28 public abstract class BaseUnmodifiableFloatListIteratorTest extends BaseUnmodifiableFloatIteratorTest {
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33 public BaseUnmodifiableFloatListIteratorTest(String testName) {
34 super(testName);
35 }
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40
41 protected abstract FloatListIterator makeUnmodifiableFloatListIterator();
42
43 protected FloatIterator makeUnmodifiableFloatIterator() {
44 return makeUnmodifiableFloatListIterator();
45 }
46
47 protected FloatIterator makeFloatIterator() {
48 return makeFloatListIterator();
49 }
50
51 protected FloatListIterator makeFloatListIterator() {
52 FloatList list = new ArrayFloatList();
53 for(float i=0;i<10;i++) {
54 list.add(i);
55 }
56 return list.listIterator();
57 }
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61
62 public final void testFloatListIteratorNotModifiable() {
63 FloatListIterator iter = makeUnmodifiableFloatListIterator();
64 assertTrue(iter.hasNext());
65 iter.next();
66 try {
67 iter.remove();
68 fail("Expected UnsupportedOperationException");
69 } catch(UnsupportedOperationException e) {
70
71 }
72 try {
73 iter.add((float)1);
74 fail("Expected UnsupportedOperationException");
75 } catch(UnsupportedOperationException e) {
76
77 }
78 try {
79 iter.set((float)3);
80 fail("Expected UnsupportedOperationException");
81 } catch(UnsupportedOperationException e) {
82
83 }
84 }
85
86 public final void testIterateFloatListIterator() {
87 FloatListIterator iter = makeUnmodifiableFloatListIterator();
88 FloatListIterator expected = makeFloatListIterator();
89
90 assertTrue(! iter.hasPrevious());
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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(),(float)0);
97 assertTrue(iter.hasPrevious());
98 assertEquals(expected.nextIndex(),iter.nextIndex());
99 assertEquals(expected.previousIndex(),iter.previousIndex());
100 }
101
102 assertTrue(! iter.hasNext() );
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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(),(float)0);
109 assertTrue(iter.hasNext());
110 assertEquals(expected.nextIndex(),iter.nextIndex());
111 assertEquals(expected.previousIndex(),iter.previousIndex());
112 }
113 assertTrue(! iter.hasPrevious() );
114 }
115
116 }