10 |
|
import java.util.Spliterator; |
11 |
|
|
12 |
|
import junit.framework.Test; |
13 |
– |
import junit.framework.TestSuite; |
13 |
|
|
14 |
|
public class ArrayDeque8Test extends JSR166TestCase { |
15 |
|
public static void main(String[] args) { |
25 |
|
*/ |
26 |
|
public void testSpliterator_getComparator() { |
27 |
|
assertThrows(IllegalStateException.class, |
28 |
< |
() -> new ArrayDeque().spliterator().getComparator()); |
28 |
> |
() -> new ArrayDeque<Item>().spliterator().getComparator()); |
29 |
|
} |
30 |
|
|
31 |
|
/** |
32 |
|
* Spliterator characteristics are as advertised |
33 |
|
*/ |
34 |
|
public void testSpliterator_characteristics() { |
35 |
< |
ArrayDeque q = new ArrayDeque(); |
36 |
< |
Spliterator s = q.spliterator(); |
35 |
> |
ArrayDeque<Item> q = new ArrayDeque<Item>(); |
36 |
> |
Spliterator<Item> s = q.spliterator(); |
37 |
|
int characteristics = s.characteristics(); |
38 |
|
int required = Spliterator.NONNULL |
39 |
|
| Spliterator.ORDERED |
40 |
|
| Spliterator.SIZED |
41 |
|
| Spliterator.SUBSIZED; |
42 |
< |
assertEquals(required, characteristics & required); |
42 |
> |
mustEqual(required, characteristics & required); |
43 |
|
assertTrue(s.hasCharacteristics(required)); |
44 |
< |
assertEquals(0, characteristics |
44 |
> |
mustEqual(0, characteristics |
45 |
|
& (Spliterator.CONCURRENT |
46 |
|
| Spliterator.DISTINCT |
47 |
|
| Spliterator.IMMUTABLE |
50 |
|
|
51 |
|
/** |
52 |
|
* Handle capacities near Integer.MAX_VALUE. |
53 |
< |
* ant -Dvmoptions='-Xms28g -Xmx28g' -Djsr166.testImplementationDetails=true -Djsr166.expensiveTests=true -Djsr166.tckTestClass=ArrayDequeTest -Djsr166.methodFilter=testHuge tck |
53 |
> |
* ant -Dvmoptions='-Xms28g -Xmx28g' -Djsr166.expensiveTests=true -Djsr166.tckTestClass=ArrayDeque8Test -Djsr166.methodFilter=testHugeCapacity tck |
54 |
|
*/ |
55 |
< |
public void testHuge() { |
55 |
> |
public void testHugeCapacity() { |
56 |
|
if (! (testImplementationDetails |
57 |
|
&& expensiveTests |
58 |
|
&& Runtime.getRuntime().maxMemory() > 24L * (1 << 30))) |
59 |
|
return; |
60 |
|
|
61 |
< |
ArrayDeque q; |
62 |
< |
Integer e = 42; |
64 |
< |
final int maxSize = Integer.MAX_VALUE - 8; |
61 |
> |
final Item e = fortytwo; |
62 |
> |
final int maxArraySize = Integer.MAX_VALUE - 8; |
63 |
|
|
64 |
|
assertThrows(OutOfMemoryError.class, |
65 |
< |
() -> new ArrayDeque<>(Integer.MAX_VALUE)); |
65 |
> |
() -> new ArrayDeque<Item>(Integer.MAX_VALUE)); |
66 |
|
|
67 |
|
{ |
68 |
< |
q = new ArrayDeque<>(maxSize); |
69 |
< |
assertEquals(0, q.size()); |
68 |
> |
ArrayDeque<Object> q = new ArrayDeque<Object>(maxArraySize - 1); |
69 |
> |
mustEqual(0, q.size()); |
70 |
|
assertTrue(q.isEmpty()); |
71 |
|
q = null; |
72 |
|
} |
73 |
|
|
74 |
|
{ |
75 |
< |
q = new ArrayDeque(); |
76 |
< |
assertTrue(q.addAll(Collections.nCopies(maxSize - 2, e))); |
77 |
< |
assertEquals(e, q.peekFirst()); |
78 |
< |
assertEquals(e, q.peekLast()); |
79 |
< |
assertEquals(maxSize - 2, q.size()); |
80 |
< |
q.addFirst((Integer) 0); |
81 |
< |
q.addLast((Integer) 1); |
82 |
< |
assertEquals((Integer) 0, q.peekFirst()); |
83 |
< |
assertEquals((Integer) 1, q.peekLast()); |
84 |
< |
assertEquals(maxSize, q.size()); |
85 |
< |
|
86 |
< |
ArrayDeque qq = q; |
87 |
< |
ArrayDeque smallish = new ArrayDeque( |
90 |
< |
Collections.nCopies(Integer.MAX_VALUE - maxSize + 1, e)); |
75 |
> |
ArrayDeque<Object> q = new ArrayDeque<Object>(); |
76 |
> |
assertTrue(q.addAll(Collections.nCopies(maxArraySize - 3, e))); |
77 |
> |
mustEqual(e, q.peekFirst()); |
78 |
> |
mustEqual(e, q.peekLast()); |
79 |
> |
mustEqual(maxArraySize - 3, q.size()); |
80 |
> |
q.addFirst(zero); |
81 |
> |
q.addLast(one); |
82 |
> |
mustEqual(zero, q.peekFirst()); |
83 |
> |
mustEqual(one, q.peekLast()); |
84 |
> |
mustEqual(maxArraySize - 1, q.size()); |
85 |
> |
|
86 |
> |
ArrayDeque<Object> smallish = new ArrayDeque<Object>( |
87 |
> |
Collections.nCopies(Integer.MAX_VALUE - q.size() + 1, e)); |
88 |
|
assertThrows( |
89 |
|
IllegalStateException.class, |
90 |
< |
() -> qq.addAll(qq), |
91 |
< |
() -> qq.addAll(smallish), |
92 |
< |
() -> smallish.addAll(qq)); |
90 |
> |
() -> q.addAll(q), |
91 |
> |
() -> q.addAll(smallish), |
92 |
> |
() -> smallish.addAll(q)); |
93 |
|
} |
94 |
|
} |
95 |
|
|