1 |
|
/* |
2 |
|
* Written by Doug Lea with assistance from members of JCP JSR-166 |
3 |
|
* Expert Group and released to the public domain, as explained at |
4 |
< |
* http://creativecommons.org/licenses/publicdomain |
4 |
> |
* http://creativecommons.org/publicdomain/zero/1.0/ |
5 |
|
* Other contributors include Andrew Wright, Jeffrey Hayes, |
6 |
|
* Pat Fisher, Mike Judd. |
7 |
|
*/ |
8 |
|
|
9 |
|
import junit.framework.*; |
10 |
< |
import java.util.*; |
11 |
< |
import java.util.concurrent.*; |
12 |
< |
import java.io.*; |
10 |
> |
import java.util.Arrays; |
11 |
> |
import java.util.Iterator; |
12 |
> |
import java.util.LinkedList; |
13 |
> |
import java.util.List; |
14 |
> |
import java.util.ListIterator; |
15 |
> |
import java.util.Vector; |
16 |
> |
import java.util.concurrent.CopyOnWriteArrayList; |
17 |
|
|
18 |
|
public class CopyOnWriteArrayListTest extends JSR166TestCase { |
19 |
|
|
20 |
|
public static void main(String[] args) { |
21 |
< |
junit.textui.TestRunner.run (suite()); |
21 |
> |
junit.textui.TestRunner.run(suite()); |
22 |
|
} |
23 |
|
|
24 |
|
public static Test suite() { |
35 |
|
return a; |
36 |
|
} |
37 |
|
|
34 |
– |
|
38 |
|
/** |
39 |
|
* a new list is empty |
40 |
|
*/ |
67 |
|
assertEquals(ints[i], a.get(i)); |
68 |
|
} |
69 |
|
|
67 |
– |
|
70 |
|
/** |
71 |
< |
* addAll adds each element from the given collection |
71 |
> |
* addAll adds each element from the given collection |
72 |
|
*/ |
73 |
|
public void testAddAll() { |
74 |
|
CopyOnWriteArrayList full = populatedArray(3); |
81 |
|
} |
82 |
|
|
83 |
|
/** |
84 |
< |
* addAllAbsent adds each element from the given collection that did not |
85 |
< |
* already exist in the List |
84 |
> |
* addAllAbsent adds each element from the given collection that did not |
85 |
> |
* already exist in the List |
86 |
|
*/ |
87 |
|
public void testAddAllAbsent() { |
88 |
|
CopyOnWriteArrayList full = populatedArray(3); |
95 |
|
} |
96 |
|
|
97 |
|
/** |
98 |
< |
* addIfAbsent will not add the element if it already exists in the list |
98 |
> |
* addIfAbsent will not add the element if it already exists in the list |
99 |
|
*/ |
100 |
|
public void testAddIfAbsent() { |
101 |
|
CopyOnWriteArrayList full = populatedArray(SIZE); |
104 |
|
} |
105 |
|
|
106 |
|
/** |
107 |
< |
* addIfAbsent adds the element when it does not exist in the list |
107 |
> |
* addIfAbsent adds the element when it does not exist in the list |
108 |
|
*/ |
109 |
|
public void testAddIfAbsent2() { |
110 |
|
CopyOnWriteArrayList full = populatedArray(SIZE); |
113 |
|
} |
114 |
|
|
115 |
|
/** |
116 |
< |
* clear removes all elements from the list |
116 |
> |
* clear removes all elements from the list |
117 |
|
*/ |
118 |
|
public void testClear() { |
119 |
|
CopyOnWriteArrayList full = populatedArray(SIZE); |
121 |
|
assertEquals(0, full.size()); |
122 |
|
} |
123 |
|
|
122 |
– |
|
124 |
|
/** |
125 |
< |
* Cloned list is equal |
125 |
> |
* Cloned list is equal |
126 |
|
*/ |
127 |
|
public void testClone() { |
128 |
|
CopyOnWriteArrayList l1 = populatedArray(SIZE); |
133 |
|
} |
134 |
|
|
135 |
|
/** |
136 |
< |
* contains is true for added elements |
136 |
> |
* contains is true for added elements |
137 |
|
*/ |
138 |
|
public void testContains() { |
139 |
|
CopyOnWriteArrayList full = populatedArray(3); |
175 |
|
assertEquals(a.hashCode(), b.hashCode()); |
176 |
|
} |
177 |
|
|
177 |
– |
|
178 |
|
/** |
179 |
< |
* containsAll returns true for collection with subset of elements |
179 |
> |
* containsAll returns true for collection with subset of elements |
180 |
|
*/ |
181 |
|
public void testContainsAll() { |
182 |
|
CopyOnWriteArrayList full = populatedArray(3); |
189 |
|
} |
190 |
|
|
191 |
|
/** |
192 |
< |
* get returns the value at the given index |
192 |
> |
* get returns the value at the given index |
193 |
|
*/ |
194 |
|
public void testGet() { |
195 |
|
CopyOnWriteArrayList full = populatedArray(3); |
197 |
|
} |
198 |
|
|
199 |
|
/** |
200 |
< |
* indexOf gives the index for the given object |
200 |
> |
* indexOf gives the index for the given object |
201 |
|
*/ |
202 |
|
public void testIndexOf() { |
203 |
|
CopyOnWriteArrayList full = populatedArray(3); |
206 |
|
} |
207 |
|
|
208 |
|
/** |
209 |
< |
* indexOf gives the index based on the given index |
210 |
< |
* at which to start searching |
209 |
> |
* indexOf gives the index based on the given index |
210 |
> |
* at which to start searching |
211 |
|
*/ |
212 |
|
public void testIndexOf2() { |
213 |
|
CopyOnWriteArrayList full = populatedArray(3); |
216 |
|
} |
217 |
|
|
218 |
|
/** |
219 |
< |
* isEmpty returns true when empty, else false |
219 |
> |
* isEmpty returns true when empty, else false |
220 |
|
*/ |
221 |
|
public void testIsEmpty() { |
222 |
|
CopyOnWriteArrayList empty = new CopyOnWriteArrayList(); |
226 |
|
} |
227 |
|
|
228 |
|
/** |
229 |
< |
* iterator() returns an iterator containing the elements of the list |
229 |
> |
* iterator() returns an iterator containing the elements of the list |
230 |
|
*/ |
231 |
|
public void testIterator() { |
232 |
|
CopyOnWriteArrayList full = populatedArray(SIZE); |
240 |
|
/** |
241 |
|
* iterator.remove throws UnsupportedOperationException |
242 |
|
*/ |
243 |
< |
public void testIteratorRemove () { |
243 |
> |
public void testIteratorRemove() { |
244 |
|
CopyOnWriteArrayList full = populatedArray(SIZE); |
245 |
|
Iterator it = full.iterator(); |
246 |
|
it.next(); |
257 |
|
CopyOnWriteArrayList full = populatedArray(3); |
258 |
|
String s = full.toString(); |
259 |
|
for (int i = 0; i < 3; ++i) { |
260 |
< |
assertTrue(s.indexOf(String.valueOf(i)) >= 0); |
260 |
> |
assertTrue(s.contains(String.valueOf(i))); |
261 |
|
} |
262 |
|
} |
263 |
|
|
264 |
|
/** |
265 |
< |
* lastIndexOf returns the index for the given object |
265 |
> |
* lastIndexOf returns the index for the given object |
266 |
|
*/ |
267 |
|
public void testLastIndexOf1() { |
268 |
|
CopyOnWriteArrayList full = populatedArray(3); |
273 |
|
} |
274 |
|
|
275 |
|
/** |
276 |
< |
* lastIndexOf returns the index from the given starting point |
276 |
> |
* lastIndexOf returns the index from the given starting point |
277 |
|
*/ |
278 |
< |
public void testlastIndexOf2() { |
278 |
> |
public void testLastIndexOf2() { |
279 |
|
CopyOnWriteArrayList full = populatedArray(3); |
280 |
|
full.add(one); |
281 |
|
full.add(three); |
284 |
|
} |
285 |
|
|
286 |
|
/** |
287 |
< |
* listIterator traverses all elements |
287 |
> |
* listIterator traverses all elements |
288 |
|
*/ |
289 |
|
public void testListIterator1() { |
290 |
|
CopyOnWriteArrayList full = populatedArray(SIZE); |
296 |
|
} |
297 |
|
|
298 |
|
/** |
299 |
< |
* listIterator only returns those elements after the given index |
299 |
> |
* listIterator only returns those elements after the given index |
300 |
|
*/ |
301 |
|
public void testListIterator2() { |
302 |
|
CopyOnWriteArrayList full = populatedArray(3); |
308 |
|
} |
309 |
|
|
310 |
|
/** |
311 |
< |
* remove removes and returns the object at the given index |
311 |
> |
* remove removes and returns the object at the given index |
312 |
|
*/ |
313 |
|
public void testRemove() { |
314 |
|
CopyOnWriteArrayList full = populatedArray(3); |
315 |
< |
assertEquals(two, full.remove(2)); |
315 |
> |
assertEquals(2, full.remove(2)); |
316 |
|
assertEquals(2, full.size()); |
317 |
|
} |
318 |
|
|
319 |
|
/** |
320 |
< |
* removeAll removes all elements from the given collection |
320 |
> |
* removeAll removes all elements from the given collection |
321 |
|
*/ |
322 |
|
public void testRemoveAll() { |
323 |
|
CopyOnWriteArrayList full = populatedArray(3); |
329 |
|
} |
330 |
|
|
331 |
|
/** |
332 |
< |
* set changes the element at the given index |
332 |
> |
* set changes the element at the given index |
333 |
|
*/ |
334 |
|
public void testSet() { |
335 |
|
CopyOnWriteArrayList full = populatedArray(3); |
336 |
< |
assertEquals(two, full.set(2, four)); |
336 |
> |
assertEquals(2, full.set(2, four)); |
337 |
|
assertEquals(4, full.get(2)); |
338 |
|
} |
339 |
|
|
340 |
|
/** |
341 |
< |
* size returns the number of elements |
341 |
> |
* size returns the number of elements |
342 |
|
*/ |
343 |
|
public void testSize() { |
344 |
|
CopyOnWriteArrayList empty = new CopyOnWriteArrayList(); |
348 |
|
} |
349 |
|
|
350 |
|
/** |
351 |
< |
* toArray returns an Object array containing all elements from the list |
351 |
> |
* toArray returns an Object array containing all elements from the list |
352 |
|
*/ |
353 |
|
public void testToArray() { |
354 |
|
CopyOnWriteArrayList full = populatedArray(3); |
360 |
|
} |
361 |
|
|
362 |
|
/** |
363 |
< |
* toArray returns an Integer array containing all elements from |
364 |
< |
* the list |
363 |
> |
* toArray returns an Integer array containing all elements from |
364 |
> |
* the list |
365 |
|
*/ |
366 |
|
public void testToArray2() { |
367 |
|
CopyOnWriteArrayList full = populatedArray(3); |
373 |
|
assertEquals(2, i[2].intValue()); |
374 |
|
} |
375 |
|
|
376 |
– |
|
376 |
|
/** |
377 |
|
* sublists contains elements at indexes offset from their base |
378 |
|
*/ |
389 |
|
} |
390 |
|
|
391 |
|
List s = a.subList(2, 5); |
392 |
< |
assertEquals(s.size(), 3); |
392 |
> |
assertEquals(3, s.size()); |
393 |
|
s.set(2, m1); |
394 |
|
assertEquals(a.get(4), m1); |
395 |
|
s.clear(); |
396 |
< |
assertEquals(a.size(), 7); |
396 |
> |
assertEquals(7, a.size()); |
397 |
|
} |
398 |
|
|
399 |
|
// Exception tests |
400 |
|
|
401 |
|
/** |
402 |
< |
* toArray throws an ArrayStoreException when the given array |
403 |
< |
* can not store the objects inside the list |
402 |
> |
* toArray throws an ArrayStoreException when the given array |
403 |
> |
* can not store the objects inside the list |
404 |
|
*/ |
405 |
|
public void testToArray_ArrayStoreException() { |
406 |
|
try { |
413 |
|
} |
414 |
|
|
415 |
|
/** |
416 |
< |
* get throws an IndexOutOfBoundsException on a negative index |
416 |
> |
* get throws an IndexOutOfBoundsException on a negative index |
417 |
|
*/ |
418 |
|
public void testGet1_IndexOutOfBoundsException() { |
419 |
|
try { |
424 |
|
} |
425 |
|
|
426 |
|
/** |
427 |
< |
* get throws an IndexOutOfBoundsException on a too high index |
427 |
> |
* get throws an IndexOutOfBoundsException on a too high index |
428 |
|
*/ |
429 |
|
public void testGet2_IndexOutOfBoundsException() { |
430 |
|
try { |
437 |
|
} |
438 |
|
|
439 |
|
/** |
440 |
< |
* set throws an IndexOutOfBoundsException on a negative index |
440 |
> |
* set throws an IndexOutOfBoundsException on a negative index |
441 |
|
*/ |
442 |
|
public void testSet1_IndexOutOfBoundsException() { |
443 |
|
try { |
448 |
|
} |
449 |
|
|
450 |
|
/** |
451 |
< |
* set throws an IndexOutOfBoundsException on a too high index |
451 |
> |
* set throws an IndexOutOfBoundsException on a too high index |
452 |
|
*/ |
453 |
|
public void testSet2() { |
454 |
|
try { |
461 |
|
} |
462 |
|
|
463 |
|
/** |
464 |
< |
* add throws an IndexOutOfBoundsException on a negative index |
464 |
> |
* add throws an IndexOutOfBoundsException on a negative index |
465 |
|
*/ |
466 |
|
public void testAdd1_IndexOutOfBoundsException() { |
467 |
|
try { |
472 |
|
} |
473 |
|
|
474 |
|
/** |
475 |
< |
* add throws an IndexOutOfBoundsException on a too high index |
475 |
> |
* add throws an IndexOutOfBoundsException on a too high index |
476 |
|
*/ |
477 |
|
public void testAdd2_IndexOutOfBoundsException() { |
478 |
|
try { |
485 |
|
} |
486 |
|
|
487 |
|
/** |
488 |
< |
* remove throws an IndexOutOfBoundsException on a negative index |
488 |
> |
* remove throws an IndexOutOfBoundsException on a negative index |
489 |
|
*/ |
490 |
|
public void testRemove1_IndexOutOfBounds() { |
491 |
|
try { |
496 |
|
} |
497 |
|
|
498 |
|
/** |
499 |
< |
* remove throws an IndexOutOfBoundsException on a too high index |
499 |
> |
* remove throws an IndexOutOfBoundsException on a too high index |
500 |
|
*/ |
501 |
|
public void testRemove2_IndexOutOfBounds() { |
502 |
|
try { |
509 |
|
} |
510 |
|
|
511 |
|
/** |
512 |
< |
* addAll throws an IndexOutOfBoundsException on a negative index |
512 |
> |
* addAll throws an IndexOutOfBoundsException on a negative index |
513 |
|
*/ |
514 |
|
public void testAddAll1_IndexOutOfBoundsException() { |
515 |
|
try { |
520 |
|
} |
521 |
|
|
522 |
|
/** |
523 |
< |
* addAll throws an IndexOutOfBoundsException on a too high index |
523 |
> |
* addAll throws an IndexOutOfBoundsException on a too high index |
524 |
|
*/ |
525 |
|
public void testAddAll2_IndexOutOfBoundsException() { |
526 |
|
try { |
533 |
|
} |
534 |
|
|
535 |
|
/** |
536 |
< |
* listIterator throws an IndexOutOfBoundsException on a negative index |
536 |
> |
* listIterator throws an IndexOutOfBoundsException on a negative index |
537 |
|
*/ |
538 |
|
public void testListIterator1_IndexOutOfBoundsException() { |
539 |
|
try { |
544 |
|
} |
545 |
|
|
546 |
|
/** |
547 |
< |
* listIterator throws an IndexOutOfBoundsException on a too high index |
547 |
> |
* listIterator throws an IndexOutOfBoundsException on a too high index |
548 |
|
*/ |
549 |
|
public void testListIterator2_IndexOutOfBoundsException() { |
550 |
|
try { |
557 |
|
} |
558 |
|
|
559 |
|
/** |
560 |
< |
* subList throws an IndexOutOfBoundsException on a negative index |
560 |
> |
* subList throws an IndexOutOfBoundsException on a negative index |
561 |
|
*/ |
562 |
|
public void testSubList1_IndexOutOfBoundsException() { |
563 |
|
try { |
568 |
|
} |
569 |
|
|
570 |
|
/** |
571 |
< |
* subList throws an IndexOutOfBoundsException on a too high index |
571 |
> |
* subList throws an IndexOutOfBoundsException on a too high index |
572 |
|
*/ |
573 |
|
public void testSubList2_IndexOutOfBoundsException() { |
574 |
|
try { |
580 |
|
} |
581 |
|
|
582 |
|
/** |
583 |
< |
* subList throws IndexOutOfBoundsException when the second index |
584 |
< |
* is lower then the first |
583 |
> |
* subList throws IndexOutOfBoundsException when the second index |
584 |
> |
* is lower then the first |
585 |
|
*/ |
586 |
|
public void testSubList3_IndexOutOfBoundsException() { |
587 |
|
try { |
592 |
|
} |
593 |
|
|
594 |
|
/** |
595 |
< |
* a deserialized serialiszed list is equal |
595 |
> |
* a deserialized serialized list is equal |
596 |
|
*/ |
597 |
|
public void testSerialization() throws Exception { |
598 |
< |
CopyOnWriteArrayList q = populatedArray(SIZE); |
598 |
> |
List x = populatedArray(SIZE); |
599 |
> |
List y = serialClone(x); |
600 |
|
|
601 |
< |
ByteArrayOutputStream bout = new ByteArrayOutputStream(10000); |
602 |
< |
ObjectOutputStream out = new ObjectOutputStream(new BufferedOutputStream(bout)); |
603 |
< |
out.writeObject(q); |
604 |
< |
out.close(); |
605 |
< |
|
606 |
< |
ByteArrayInputStream bin = new ByteArrayInputStream(bout.toByteArray()); |
607 |
< |
ObjectInputStream in = new ObjectInputStream(new BufferedInputStream(bin)); |
608 |
< |
CopyOnWriteArrayList r = (CopyOnWriteArrayList)in.readObject(); |
609 |
< |
assertEquals(q.size(), r.size()); |
610 |
< |
assertTrue(q.equals(r)); |
611 |
< |
assertTrue(r.equals(q)); |
601 |
> |
assertTrue(x != y); |
602 |
> |
assertEquals(x.size(), y.size()); |
603 |
> |
assertEquals(x.toString(), y.toString()); |
604 |
> |
assertTrue(Arrays.equals(x.toArray(), y.toArray())); |
605 |
> |
assertEquals(x, y); |
606 |
> |
assertEquals(y, x); |
607 |
> |
while (!x.isEmpty()) { |
608 |
> |
assertFalse(y.isEmpty()); |
609 |
> |
assertEquals(x.remove(0), y.remove(0)); |
610 |
> |
} |
611 |
> |
assertTrue(y.isEmpty()); |
612 |
|
} |
613 |
|
|
614 |
|
} |