| 7 |
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*/ |
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| 9 |
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import junit.framework.*; |
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+ |
import java.util.ArrayList; |
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import java.util.Arrays; |
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import java.util.Collection; |
| 13 |
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import java.util.Collections; |
| 15 |
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import java.util.LinkedList; |
| 16 |
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import java.util.List; |
| 17 |
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import java.util.ListIterator; |
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import java.util.NoSuchElementException; |
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import java.util.Vector; |
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import java.util.concurrent.CopyOnWriteArrayList; |
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|
| 240 |
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} |
| 241 |
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/** |
| 243 |
< |
* iterator() returns an iterator containing the elements of the list |
| 243 |
> |
* iterator() returns an iterator containing the elements of the |
| 244 |
> |
* list in insertion order |
| 245 |
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*/ |
| 246 |
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public void testIterator() { |
| 247 |
< |
CopyOnWriteArrayList full = populatedArray(SIZE); |
| 248 |
< |
Iterator i = full.iterator(); |
| 249 |
< |
int j; |
| 250 |
< |
for (j = 0; i.hasNext(); j++) |
| 251 |
< |
assertEquals(j, i.next()); |
| 252 |
< |
assertEquals(SIZE, j); |
| 247 |
> |
Collection empty = new CopyOnWriteArrayList(); |
| 248 |
> |
assertFalse(empty.iterator().hasNext()); |
| 249 |
> |
try { |
| 250 |
> |
empty.iterator().next(); |
| 251 |
> |
shouldThrow(); |
| 252 |
> |
} catch (NoSuchElementException success) {} |
| 253 |
> |
|
| 254 |
> |
Integer[] elements = new Integer[SIZE]; |
| 255 |
> |
for (int i = 0; i < SIZE; i++) |
| 256 |
> |
elements[i] = i; |
| 257 |
> |
Collections.shuffle(Arrays.asList(elements)); |
| 258 |
> |
Collection<Integer> full = populatedArray(elements); |
| 259 |
> |
|
| 260 |
> |
Iterator it = full.iterator(); |
| 261 |
> |
for (int j = 0; j < SIZE; j++) { |
| 262 |
> |
assertTrue(it.hasNext()); |
| 263 |
> |
assertEquals(elements[j], it.next()); |
| 264 |
> |
} |
| 265 |
> |
assertFalse(it.hasNext()); |
| 266 |
> |
try { |
| 267 |
> |
it.next(); |
| 268 |
> |
shouldThrow(); |
| 269 |
> |
} catch (NoSuchElementException success) {} |
| 270 |
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} |
| 271 |
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| 272 |
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/** |
| 286 |
|
* toString contains toString of elements |
| 287 |
|
*/ |
| 288 |
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public void testToString() { |
| 289 |
+ |
assertEquals("[]", new CopyOnWriteArrayList().toString()); |
| 290 |
|
CopyOnWriteArrayList full = populatedArray(3); |
| 291 |
|
String s = full.toString(); |
| 292 |
< |
for (int i = 0; i < 3; ++i) { |
| 292 |
> |
for (int i = 0; i < 3; ++i) |
| 293 |
|
assertTrue(s.contains(String.valueOf(i))); |
| 294 |
< |
} |
| 294 |
> |
assertEquals(new ArrayList(full).toString(), |
| 295 |
> |
full.toString()); |
| 296 |
|
} |
| 297 |
|
|
| 298 |
|
/** |
| 342 |
|
} |
| 343 |
|
|
| 344 |
|
/** |
| 345 |
< |
* remove removes and returns the object at the given index |
| 345 |
> |
* remove(int) removes and returns the object at the given index |
| 346 |
|
*/ |
| 347 |
< |
public void testRemove() { |
| 348 |
< |
CopyOnWriteArrayList full = populatedArray(3); |
| 349 |
< |
assertEquals(2, full.remove(2)); |
| 350 |
< |
assertEquals(2, full.size()); |
| 347 |
> |
public void testRemove_int() { |
| 348 |
> |
int SIZE = 3; |
| 349 |
> |
for (int i = 0; i < SIZE; i++) { |
| 350 |
> |
CopyOnWriteArrayList full = populatedArray(SIZE); |
| 351 |
> |
assertEquals(i, full.remove(i)); |
| 352 |
> |
assertEquals(SIZE - 1, full.size()); |
| 353 |
> |
assertFalse(full.contains(new Integer(i))); |
| 354 |
> |
} |
| 355 |
> |
} |
| 356 |
> |
|
| 357 |
> |
/** |
| 358 |
> |
* remove(Object) removes the object if found and returns true |
| 359 |
> |
*/ |
| 360 |
> |
public void testRemove_Object() { |
| 361 |
> |
int SIZE = 3; |
| 362 |
> |
for (int i = 0; i < SIZE; i++) { |
| 363 |
> |
CopyOnWriteArrayList full = populatedArray(SIZE); |
| 364 |
> |
assertFalse(full.remove(new Integer(-42))); |
| 365 |
> |
assertTrue(full.remove(new Integer(i))); |
| 366 |
> |
assertEquals(SIZE - 1, full.size()); |
| 367 |
> |
assertFalse(full.contains(new Integer(i))); |
| 368 |
> |
} |
| 369 |
> |
CopyOnWriteArrayList x = new CopyOnWriteArrayList(Arrays.asList(4, 5, 6)); |
| 370 |
> |
assertTrue(x.remove(new Integer(6))); |
| 371 |
> |
assertEquals(x, Arrays.asList(4, 5)); |
| 372 |
> |
assertTrue(x.remove(new Integer(4))); |
| 373 |
> |
assertEquals(x, Arrays.asList(5)); |
| 374 |
> |
assertTrue(x.remove(new Integer(5))); |
| 375 |
> |
assertEquals(x, Arrays.asList()); |
| 376 |
> |
assertFalse(x.remove(new Integer(5))); |
| 377 |
|
} |
| 378 |
|
|
| 379 |
|
/** |
