| 7 |
|
*/ |
| 8 |
|
|
| 9 |
|
import junit.framework.*; |
| 10 |
+ |
import java.util.ArrayList; |
| 11 |
|
import java.util.Arrays; |
| 12 |
|
import java.util.Collection; |
| 13 |
|
import java.util.Collections; |
| 14 |
|
import java.util.Iterator; |
| 15 |
+ |
import java.util.NoSuchElementException; |
| 16 |
|
import java.util.Set; |
| 17 |
|
import java.util.Vector; |
| 18 |
|
import java.util.concurrent.CopyOnWriteArraySet; |
| 170 |
|
} |
| 171 |
|
|
| 172 |
|
/** |
| 173 |
< |
* iterator() returns an iterator containing the elements of the set |
| 173 |
> |
* iterator() returns an iterator containing the elements of the |
| 174 |
> |
* set in insertion order |
| 175 |
|
*/ |
| 176 |
|
public void testIterator() { |
| 177 |
< |
CopyOnWriteArraySet full = populatedSet(3); |
| 178 |
< |
Iterator i = full.iterator(); |
| 179 |
< |
int j; |
| 180 |
< |
for (j = 0; i.hasNext(); j++) |
| 181 |
< |
assertEquals(j, i.next()); |
| 182 |
< |
assertEquals(3, j); |
| 177 |
> |
Collection empty = new CopyOnWriteArraySet(); |
| 178 |
> |
assertFalse(empty.iterator().hasNext()); |
| 179 |
> |
try { |
| 180 |
> |
empty.iterator().next(); |
| 181 |
> |
shouldThrow(); |
| 182 |
> |
} catch (NoSuchElementException success) {} |
| 183 |
> |
|
| 184 |
> |
Integer[] elements = new Integer[SIZE]; |
| 185 |
> |
for (int i = 0; i < SIZE; i++) |
| 186 |
> |
elements[i] = i; |
| 187 |
> |
Collections.shuffle(Arrays.asList(elements)); |
| 188 |
> |
Collection<Integer> full = populatedSet(elements); |
| 189 |
> |
|
| 190 |
> |
Iterator it = full.iterator(); |
| 191 |
> |
for (int j = 0; j < SIZE; j++) { |
| 192 |
> |
assertTrue(it.hasNext()); |
| 193 |
> |
assertEquals(elements[j], it.next()); |
| 194 |
> |
} |
| 195 |
> |
assertFalse(it.hasNext()); |
| 196 |
> |
try { |
| 197 |
> |
it.next(); |
| 198 |
> |
shouldThrow(); |
| 199 |
> |
} catch (NoSuchElementException success) {} |
| 200 |
|
} |
| 201 |
|
|
| 202 |
|
/** |
| 216 |
|
* toString holds toString of elements |
| 217 |
|
*/ |
| 218 |
|
public void testToString() { |
| 219 |
+ |
assertEquals("[]", new CopyOnWriteArraySet().toString()); |
| 220 |
|
CopyOnWriteArraySet full = populatedSet(3); |
| 221 |
|
String s = full.toString(); |
| 222 |
< |
for (int i = 0; i < 3; ++i) { |
| 222 |
> |
for (int i = 0; i < 3; ++i) |
| 223 |
|
assertTrue(s.contains(String.valueOf(i))); |
| 224 |
< |
} |
| 224 |
> |
assertEquals(new ArrayList(full).toString(), |
| 225 |
> |
full.toString()); |
| 226 |
|
} |
| 227 |
|
|
| 228 |
|
/** |
| 343 |
|
|
| 344 |
|
assertTrue(x != y); |
| 345 |
|
assertEquals(x.size(), y.size()); |
| 346 |
+ |
assertEquals(x.toString(), y.toString()); |
| 347 |
+ |
assertTrue(Arrays.equals(x.toArray(), y.toArray())); |
| 348 |
+ |
assertEquals(x, y); |
| 349 |
+ |
assertEquals(y, x); |
| 350 |
+ |
} |
| 351 |
+ |
|
| 352 |
+ |
/** |
| 353 |
+ |
* addAll is idempotent |
| 354 |
+ |
*/ |
| 355 |
+ |
public void testAddAll_idempotent() throws Exception { |
| 356 |
+ |
Set x = populatedSet(SIZE); |
| 357 |
+ |
Set y = new CopyOnWriteArraySet(x); |
| 358 |
+ |
y.addAll(x); |
| 359 |
|
assertEquals(x, y); |
| 360 |
|
assertEquals(y, x); |
| 361 |
|
} |
