1 |
dl |
1.1 |
/* |
2 |
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* Written by Doug Lea with assistance from members of JCP JSR-166 |
3 |
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* Expert Group and released to the public domain, as explained at |
4 |
jsr166 |
1.31 |
* http://creativecommons.org/publicdomain/zero/1.0/ |
5 |
dl |
1.1 |
*/ |
6 |
jsr166 |
1.40 |
|
7 |
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import static java.util.concurrent.TimeUnit.MILLISECONDS; |
8 |
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import static java.util.concurrent.TimeUnit.SECONDS; |
9 |
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|
10 |
jsr166 |
1.45 |
import java.util.Arrays; |
11 |
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import java.util.Collections; |
12 |
jsr166 |
1.39 |
import java.util.HashSet; |
13 |
jsr166 |
1.45 |
import java.util.List; |
14 |
jsr166 |
1.39 |
import java.util.concurrent.CancellationException; |
15 |
dl |
1.8 |
import java.util.concurrent.ExecutionException; |
16 |
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import java.util.concurrent.ForkJoinPool; |
17 |
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import java.util.concurrent.ForkJoinTask; |
18 |
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import java.util.concurrent.RecursiveAction; |
19 |
jsr166 |
1.24 |
import java.util.concurrent.TimeoutException; |
20 |
jsr166 |
1.15 |
import java.util.concurrent.atomic.AtomicIntegerFieldUpdater; |
21 |
jsr166 |
1.40 |
|
22 |
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import junit.framework.Test; |
23 |
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import junit.framework.TestSuite; |
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dl |
1.1 |
|
25 |
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public class ForkJoinTaskTest extends JSR166TestCase { |
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public static void main(String[] args) { |
28 |
jsr166 |
1.41 |
main(suite(), args); |
29 |
dl |
1.1 |
} |
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jsr166 |
1.12 |
|
31 |
dl |
1.1 |
public static Test suite() { |
32 |
jsr166 |
1.5 |
return new TestSuite(ForkJoinTaskTest.class); |
33 |
dl |
1.1 |
} |
34 |
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|
35 |
dl |
1.20 |
// Runs with "mainPool" use > 1 thread. singletonPool tests use 1 |
36 |
jsr166 |
1.21 |
static final int mainPoolSize = |
37 |
dl |
1.20 |
Math.max(2, Runtime.getRuntime().availableProcessors()); |
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|
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jsr166 |
1.14 |
private static ForkJoinPool mainPool() { |
40 |
dl |
1.20 |
return new ForkJoinPool(mainPoolSize); |
41 |
jsr166 |
1.14 |
} |
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|
43 |
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private static ForkJoinPool singletonPool() { |
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return new ForkJoinPool(1); |
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} |
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47 |
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private static ForkJoinPool asyncSingletonPool() { |
48 |
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return new ForkJoinPool(1, |
49 |
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ForkJoinPool.defaultForkJoinWorkerThreadFactory, |
50 |
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null, true); |
51 |
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} |
52 |
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53 |
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private void testInvokeOnPool(ForkJoinPool pool, RecursiveAction a) { |
54 |
jsr166 |
1.42 |
try (PoolCleaner cleaner = cleaner(pool)) { |
55 |
jsr166 |
1.17 |
assertFalse(a.isDone()); |
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assertFalse(a.isCompletedNormally()); |
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assertFalse(a.isCompletedAbnormally()); |
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assertFalse(a.isCancelled()); |
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assertNull(a.getException()); |
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jsr166 |
1.24 |
assertNull(a.getRawResult()); |
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jsr166 |
1.17 |
|
62 |
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assertNull(pool.invoke(a)); |
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assertTrue(a.isDone()); |
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assertTrue(a.isCompletedNormally()); |
66 |
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assertFalse(a.isCompletedAbnormally()); |
67 |
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assertFalse(a.isCancelled()); |
68 |
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assertNull(a.getException()); |
69 |
jsr166 |
1.24 |
assertNull(a.getRawResult()); |
70 |
jsr166 |
1.14 |
} |
71 |
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} |
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jsr166 |
1.24 |
void checkNotDone(ForkJoinTask a) { |
74 |
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assertFalse(a.isDone()); |
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assertFalse(a.isCompletedNormally()); |
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assertFalse(a.isCompletedAbnormally()); |
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assertFalse(a.isCancelled()); |
78 |
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assertNull(a.getException()); |
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assertNull(a.getRawResult()); |
80 |
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81 |
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try { |
82 |
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a.get(0L, SECONDS); |
83 |
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shouldThrow(); |
84 |
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} catch (TimeoutException success) { |
85 |
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} catch (Throwable fail) { threadUnexpectedException(fail); } |
86 |
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} |
87 |
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88 |
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<T> void checkCompletedNormally(ForkJoinTask<T> a) { |
89 |
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checkCompletedNormally(a, null); |
90 |
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} |
91 |
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92 |
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<T> void checkCompletedNormally(ForkJoinTask<T> a, T expected) { |
93 |
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assertTrue(a.isDone()); |
94 |
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assertFalse(a.isCancelled()); |
95 |
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assertTrue(a.isCompletedNormally()); |
96 |
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assertFalse(a.isCompletedAbnormally()); |
97 |
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assertNull(a.getException()); |
98 |
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assertSame(expected, a.getRawResult()); |
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jsr166 |
1.28 |
|
100 |
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{ |
101 |
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Thread.currentThread().interrupt(); |
102 |
jsr166 |
1.44 |
long startTime = System.nanoTime(); |
103 |
jsr166 |
1.28 |
assertSame(expected, a.join()); |
104 |
jsr166 |
1.44 |
assertTrue(millisElapsedSince(startTime) < SMALL_DELAY_MS); |
105 |
jsr166 |
1.29 |
Thread.interrupted(); |
106 |
jsr166 |
1.28 |
} |
107 |
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108 |
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{ |
109 |
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Thread.currentThread().interrupt(); |
110 |
jsr166 |
1.44 |
long startTime = System.nanoTime(); |
111 |
jsr166 |
1.28 |
a.quietlyJoin(); // should be no-op |
112 |
jsr166 |
1.44 |
assertTrue(millisElapsedSince(startTime) < SMALL_DELAY_MS); |
113 |
jsr166 |
1.29 |
Thread.interrupted(); |
114 |
jsr166 |
1.28 |
} |
115 |
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116 |
jsr166 |
1.25 |
assertFalse(a.cancel(false)); |
117 |
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assertFalse(a.cancel(true)); |
118 |
jsr166 |
1.24 |
try { |
119 |
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assertSame(expected, a.get()); |
120 |
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} catch (Throwable fail) { threadUnexpectedException(fail); } |
121 |
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try { |
122 |
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assertSame(expected, a.get(5L, SECONDS)); |
123 |
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} catch (Throwable fail) { threadUnexpectedException(fail); } |
124 |
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} |
125 |
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126 |
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void checkCancelled(ForkJoinTask a) { |
127 |
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assertTrue(a.isDone()); |
128 |
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assertTrue(a.isCancelled()); |
129 |
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assertFalse(a.isCompletedNormally()); |
130 |
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assertTrue(a.isCompletedAbnormally()); |
131 |
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assertTrue(a.getException() instanceof CancellationException); |
132 |
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assertNull(a.getRawResult()); |
133 |
jsr166 |
1.25 |
assertTrue(a.cancel(false)); |
134 |
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assertTrue(a.cancel(true)); |
135 |
jsr166 |
1.24 |
|
136 |
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try { |
137 |
jsr166 |
1.28 |
Thread.currentThread().interrupt(); |
138 |
jsr166 |
1.24 |
a.join(); |
139 |
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shouldThrow(); |
140 |
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} catch (CancellationException success) { |
141 |
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} catch (Throwable fail) { threadUnexpectedException(fail); } |
142 |
jsr166 |
1.29 |
Thread.interrupted(); |
143 |
jsr166 |
1.24 |
|
144 |
jsr166 |
1.28 |
{ |
145 |
jsr166 |
1.44 |
long startTime = System.nanoTime(); |
146 |
jsr166 |
1.28 |
a.quietlyJoin(); // should be no-op |
147 |
jsr166 |
1.44 |
assertTrue(millisElapsedSince(startTime) < SMALL_DELAY_MS); |
148 |
jsr166 |
1.28 |
} |
149 |
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150 |
jsr166 |
1.24 |
try { |
151 |
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a.get(); |
152 |
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shouldThrow(); |
153 |
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} catch (CancellationException success) { |
154 |
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} catch (Throwable fail) { threadUnexpectedException(fail); } |
155 |
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156 |
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try { |
157 |
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a.get(5L, SECONDS); |
158 |
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shouldThrow(); |
159 |
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} catch (CancellationException success) { |
160 |
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} catch (Throwable fail) { threadUnexpectedException(fail); } |
161 |
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} |
162 |
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163 |
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void checkCompletedAbnormally(ForkJoinTask a, Throwable t) { |
164 |
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assertTrue(a.isDone()); |
165 |
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assertFalse(a.isCancelled()); |
166 |
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assertFalse(a.isCompletedNormally()); |
167 |
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assertTrue(a.isCompletedAbnormally()); |
168 |
dl |
1.30 |
assertSame(t.getClass(), a.getException().getClass()); |
169 |
jsr166 |
1.24 |
assertNull(a.getRawResult()); |
170 |
jsr166 |
1.25 |
assertFalse(a.cancel(false)); |
171 |
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assertFalse(a.cancel(true)); |
172 |
jsr166 |
1.24 |
|
173 |
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try { |
174 |
jsr166 |
1.28 |
Thread.currentThread().interrupt(); |
175 |
jsr166 |
1.24 |
a.join(); |
176 |
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shouldThrow(); |
177 |
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} catch (Throwable expected) { |
178 |
dl |
1.30 |
assertSame(t.getClass(), expected.getClass()); |
179 |
jsr166 |
1.24 |
} |
180 |
jsr166 |
1.29 |
Thread.interrupted(); |
181 |
jsr166 |
1.24 |
|
182 |
jsr166 |
1.28 |
{ |
183 |
jsr166 |
1.44 |
long startTime = System.nanoTime(); |
184 |
jsr166 |
1.28 |
a.quietlyJoin(); // should be no-op |
185 |
jsr166 |
1.44 |
assertTrue(millisElapsedSince(startTime) < SMALL_DELAY_MS); |
186 |
jsr166 |
1.28 |
} |
187 |
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|
188 |
jsr166 |
1.24 |
try { |
189 |
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a.get(); |
190 |
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shouldThrow(); |
191 |
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} catch (ExecutionException success) { |
192 |
dl |
1.30 |
assertSame(t.getClass(), success.getCause().getClass()); |
193 |
jsr166 |
1.24 |
} catch (Throwable fail) { threadUnexpectedException(fail); } |
194 |
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195 |
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try { |
196 |
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a.get(5L, SECONDS); |
197 |
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shouldThrow(); |
198 |
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} catch (ExecutionException success) { |
199 |
dl |
1.30 |
assertSame(t.getClass(), success.getCause().getClass()); |
200 |
jsr166 |
1.24 |
} catch (Throwable fail) { threadUnexpectedException(fail); } |
201 |
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} |
202 |
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|
203 |
jsr166 |
1.14 |
/* |
204 |
dl |
1.1 |
* Testing coverage notes: |
205 |
jsr166 |
1.2 |
* |
206 |
dl |
1.1 |
* To test extension methods and overrides, most tests use |
207 |
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* BinaryAsyncAction extension class that processes joins |
208 |
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* differently than supplied Recursive forms. |
209 |
jsr166 |
1.2 |
*/ |
210 |
dl |
1.1 |
|
211 |
dl |
1.30 |
public static final class FJException extends RuntimeException { |
212 |
dl |
1.1 |
FJException() { super(); } |
213 |
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} |
214 |
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|
215 |
jsr166 |
1.19 |
abstract static class BinaryAsyncAction extends ForkJoinTask<Void> { |
216 |
dl |
1.1 |
private volatile int controlState; |
217 |
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|
218 |
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static final AtomicIntegerFieldUpdater<BinaryAsyncAction> controlStateUpdater = |
219 |
jsr166 |
1.2 |
AtomicIntegerFieldUpdater.newUpdater(BinaryAsyncAction.class, |
220 |
dl |
1.1 |
"controlState"); |
221 |
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|
222 |
dl |
1.43 |
private volatile BinaryAsyncAction parent; |
223 |
dl |
1.1 |
|
224 |
dl |
1.43 |
private volatile BinaryAsyncAction sibling; |
225 |
dl |
1.1 |
|
226 |
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protected BinaryAsyncAction() { |
227 |
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} |
228 |
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229 |
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public final Void getRawResult() { return null; } |
230 |
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protected final void setRawResult(Void mustBeNull) { } |
231 |
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232 |
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public final void linkSubtasks(BinaryAsyncAction x, BinaryAsyncAction y) { |
233 |
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x.parent = y.parent = this; |
234 |
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x.sibling = y; |
235 |
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y.sibling = x; |
236 |
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} |
237 |
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238 |
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protected void onComplete(BinaryAsyncAction x, BinaryAsyncAction y) { |
239 |
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} |
240 |
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241 |
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protected boolean onException() { |
242 |
|
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return true; |
243 |
|
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} |
244 |
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|
245 |
|
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public void linkAndForkSubtasks(BinaryAsyncAction x, BinaryAsyncAction y) { |
246 |
|
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linkSubtasks(x, y); |
247 |
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y.fork(); |
248 |
|
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x.fork(); |
249 |
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} |
250 |
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251 |
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private void completeThis() { |
252 |
|
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super.complete(null); |
253 |
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} |
254 |
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|
255 |
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private void completeThisExceptionally(Throwable ex) { |
256 |
|
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super.completeExceptionally(ex); |
257 |
|
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} |
258 |
|
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|
259 |
dl |
1.46 |
public boolean cancel(boolean mayInterruptIfRunning) { |
260 |
|
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if (super.cancel(mayInterruptIfRunning)) { |
261 |
|
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completeExceptionally(new FJException()); |
262 |
|
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return true; |
263 |
|
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} |
264 |
|
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return false; |
265 |
|
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} |
266 |
jsr166 |
1.47 |
|
267 |
dl |
1.1 |
public final void complete() { |
268 |
|
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BinaryAsyncAction a = this; |
269 |
|
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for (;;) { |
270 |
|
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BinaryAsyncAction s = a.sibling; |
271 |
|
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BinaryAsyncAction p = a.parent; |
272 |
|
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a.sibling = null; |
273 |
|
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a.parent = null; |
274 |
|
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a.completeThis(); |
275 |
|
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if (p == null || p.compareAndSetControlState(0, 1)) |
276 |
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break; |
277 |
|
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try { |
278 |
|
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p.onComplete(a, s); |
279 |
jsr166 |
1.2 |
} catch (Throwable rex) { |
280 |
dl |
1.1 |
p.completeExceptionally(rex); |
281 |
|
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return; |
282 |
|
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} |
283 |
|
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a = p; |
284 |
|
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} |
285 |
|
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} |
286 |
|
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|
287 |
|
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public final void completeExceptionally(Throwable ex) { |
288 |
dl |
1.46 |
for (BinaryAsyncAction a = this;;) { |
289 |
dl |
1.1 |
a.completeThisExceptionally(ex); |
290 |
|
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BinaryAsyncAction s = a.sibling; |
291 |
dl |
1.46 |
if (s != null && !s.isDone()) |
292 |
|
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s.completeExceptionally(ex); |
293 |
|
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if ((a = a.parent) == null) |
294 |
dl |
1.1 |
break; |
295 |
|
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} |
296 |
|
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} |
297 |
|
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|
298 |
|
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public final BinaryAsyncAction getParent() { |
299 |
|
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return parent; |
300 |
|
|
} |
301 |
|
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|
302 |
|
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public BinaryAsyncAction getSibling() { |
303 |
|
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return sibling; |
304 |
|
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} |
305 |
|
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|
306 |
|
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public void reinitialize() { |
307 |
|
|
parent = sibling = null; |
308 |
|
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super.reinitialize(); |
309 |
|
|
} |
310 |
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|
311 |
|
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protected final int getControlState() { |
312 |
|
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return controlState; |
313 |
|
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} |
314 |
|
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|
315 |
jsr166 |
1.2 |
protected final boolean compareAndSetControlState(int expect, |
316 |
dl |
1.1 |
int update) { |
317 |
|
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return controlStateUpdater.compareAndSet(this, expect, update); |
318 |
|
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} |
319 |
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|
320 |
|
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protected final void setControlState(int value) { |
321 |
|
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controlState = value; |
322 |
|
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} |
323 |
|
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|
324 |
|
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protected final void incrementControlState() { |
325 |
|
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controlStateUpdater.incrementAndGet(this); |
326 |
|
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} |
327 |
|
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|
328 |
|
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protected final void decrementControlState() { |
329 |
|
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controlStateUpdater.decrementAndGet(this); |
330 |
|
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} |
331 |
|
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|
332 |
|
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} |
333 |
|
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|
334 |
jsr166 |
1.6 |
static final class AsyncFib extends BinaryAsyncAction { |
335 |
dl |
1.1 |
int number; |
336 |
jsr166 |
1.2 |
public AsyncFib(int n) { |
337 |
dl |
1.1 |
this.number = n; |
338 |
|
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} |
339 |
jsr166 |
1.2 |
|
340 |
dl |
1.1 |
public final boolean exec() { |
341 |
|
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AsyncFib f = this; |
342 |
|
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int n = f.number; |
343 |
dl |
1.48 |
while (n > 1) { |
344 |
|
|
AsyncFib p = f; |
345 |
|
|
AsyncFib r = new AsyncFib(n - 2); |
346 |
|
|
f = new AsyncFib(--n); |
347 |
|
|
p.linkSubtasks(r, f); |
348 |
|
|
r.fork(); |
349 |
dl |
1.1 |
} |
350 |
|
|
f.complete(); |
351 |
|
|
return false; |
352 |
|
|
} |
353 |
|
|
|
354 |
|
|
protected void onComplete(BinaryAsyncAction x, BinaryAsyncAction y) { |
355 |
|
|
number = ((AsyncFib)x).number + ((AsyncFib)y).number; |
356 |
|
|
} |
357 |
|
|
} |
358 |
|
|
|
359 |
jsr166 |
1.6 |
static final class FailingAsyncFib extends BinaryAsyncAction { |
360 |
dl |
1.1 |
int number; |
361 |
jsr166 |
1.2 |
public FailingAsyncFib(int n) { |
362 |
dl |
1.1 |
this.number = n; |
363 |
|
|
} |
364 |
jsr166 |
1.2 |
|
365 |
dl |
1.1 |
public final boolean exec() { |
366 |
|
|
FailingAsyncFib f = this; |
367 |
|
|
int n = f.number; |
368 |
dl |
1.48 |
while (n > 1) { |
369 |
|
|
FailingAsyncFib p = f; |
370 |
|
|
FailingAsyncFib r = new FailingAsyncFib(n - 2); |
371 |
|
|
f = new FailingAsyncFib(--n); |
372 |
|
|
p.linkSubtasks(r, f); |
373 |
|
|
r.fork(); |
374 |
dl |
1.1 |
} |
375 |
|
|
f.complete(); |
376 |
|
|
return false; |
377 |
|
|
} |
378 |
|
|
|
379 |
|
|
protected void onComplete(BinaryAsyncAction x, BinaryAsyncAction y) { |
380 |
|
|
completeExceptionally(new FJException()); |
381 |
|
|
} |
382 |
|
|
} |
383 |
|
|
|
384 |
jsr166 |
1.2 |
/** |
385 |
dl |
1.1 |
* invoke returns when task completes normally. |
386 |
|
|
* isCompletedAbnormally and isCancelled return false for normally |
387 |
jsr166 |
1.26 |
* completed tasks; getRawResult returns null. |
388 |
dl |
1.1 |
*/ |
389 |
|
|
public void testInvoke() { |
390 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
391 |
jsr166 |
1.34 |
protected void realCompute() { |
392 |
jsr166 |
1.12 |
AsyncFib f = new AsyncFib(8); |
393 |
jsr166 |
1.17 |
assertNull(f.invoke()); |
394 |
|
|
assertEquals(21, f.number); |
395 |
jsr166 |
1.24 |
checkCompletedNormally(f); |
396 |
jsr166 |
1.12 |
}}; |
397 |
jsr166 |
1.14 |
testInvokeOnPool(mainPool(), a); |
398 |
dl |
1.1 |
} |
399 |
|
|
|
400 |
jsr166 |
1.2 |
/** |
401 |
dl |
1.1 |
* quietlyInvoke task returns when task completes normally. |
402 |
|
|
* isCompletedAbnormally and isCancelled return false for normally |
403 |
|
|
* completed tasks |
404 |
|
|
*/ |
405 |
|
|
public void testQuietlyInvoke() { |
406 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
407 |
jsr166 |
1.34 |
protected void realCompute() { |
408 |
jsr166 |
1.12 |
AsyncFib f = new AsyncFib(8); |
409 |
|
|
f.quietlyInvoke(); |
410 |
jsr166 |
1.17 |
assertEquals(21, f.number); |
411 |
jsr166 |
1.24 |
checkCompletedNormally(f); |
412 |
jsr166 |
1.12 |
}}; |
413 |
jsr166 |
1.14 |
testInvokeOnPool(mainPool(), a); |
414 |
dl |
1.1 |
} |
415 |
|
|
|
416 |
jsr166 |
1.2 |
/** |
417 |
dl |
1.1 |
* join of a forked task returns when task completes |
418 |
|
|
*/ |
419 |
|
|
public void testForkJoin() { |
420 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
421 |
jsr166 |
1.34 |
protected void realCompute() { |
422 |
jsr166 |
1.12 |
AsyncFib f = new AsyncFib(8); |
423 |
jsr166 |
1.17 |
assertSame(f, f.fork()); |
424 |
|
|
assertNull(f.join()); |
425 |
|
|
assertEquals(21, f.number); |
426 |
jsr166 |
1.24 |
checkCompletedNormally(f); |
427 |
jsr166 |
1.12 |
}}; |
428 |
jsr166 |
1.14 |
testInvokeOnPool(mainPool(), a); |
429 |
dl |
1.1 |
} |
430 |
|
|
|
431 |
jsr166 |
1.2 |
/** |
432 |
dl |
1.1 |
* get of a forked task returns when task completes |
433 |
|
|
*/ |
434 |
|
|
public void testForkGet() { |
435 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
436 |
jsr166 |
1.34 |
protected void realCompute() throws Exception { |
437 |
jsr166 |
1.17 |
AsyncFib f = new AsyncFib(8); |
438 |
|
|
assertSame(f, f.fork()); |
439 |
|
|
assertNull(f.get()); |
440 |
|
|
assertEquals(21, f.number); |
441 |
jsr166 |
1.24 |
checkCompletedNormally(f); |
442 |
jsr166 |
1.12 |
}}; |
443 |
jsr166 |
1.14 |
testInvokeOnPool(mainPool(), a); |
444 |
dl |
1.1 |
} |
445 |
|
|
|
446 |
jsr166 |
1.2 |
/** |
447 |
dl |
1.1 |
* timed get of a forked task returns when task completes |
448 |
|
|
*/ |
449 |
|
|
public void testForkTimedGet() { |
450 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
451 |
jsr166 |
1.34 |
protected void realCompute() throws Exception { |
452 |
jsr166 |
1.17 |
AsyncFib f = new AsyncFib(8); |
453 |
|
|
assertSame(f, f.fork()); |
454 |
jsr166 |
1.18 |
assertNull(f.get(LONG_DELAY_MS, MILLISECONDS)); |
455 |
jsr166 |
1.17 |
assertEquals(21, f.number); |
456 |
jsr166 |
1.24 |
checkCompletedNormally(f); |
457 |
jsr166 |
1.12 |
}}; |
458 |
jsr166 |
1.14 |
testInvokeOnPool(mainPool(), a); |
459 |
dl |
1.1 |
} |
460 |
|
|
|
461 |
jsr166 |
1.2 |
/** |
462 |
dl |
1.1 |
* timed get with null time unit throws NPE |
463 |
|
|
*/ |
464 |
|
|
public void testForkTimedGetNPE() { |
465 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
466 |
jsr166 |
1.34 |
protected void realCompute() throws Exception { |
467 |
jsr166 |
1.17 |
AsyncFib f = new AsyncFib(8); |
468 |
|
|
assertSame(f, f.fork()); |
469 |
jsr166 |
1.12 |
try { |
470 |
|
|
f.get(5L, null); |
471 |
|
|
shouldThrow(); |
472 |
jsr166 |
1.17 |
} catch (NullPointerException success) {} |
473 |
jsr166 |
1.12 |
}}; |
474 |
jsr166 |
1.14 |
testInvokeOnPool(mainPool(), a); |
475 |
dl |
1.1 |
} |
476 |
|
|
|
477 |
jsr166 |
1.2 |
/** |
478 |
dl |
1.1 |
* quietlyJoin of a forked task returns when task completes |
479 |
|
|
*/ |
480 |
|
|
public void testForkQuietlyJoin() { |
481 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
482 |
jsr166 |
1.34 |
protected void realCompute() { |
483 |
jsr166 |
1.12 |
AsyncFib f = new AsyncFib(8); |
484 |
jsr166 |
1.17 |
assertSame(f, f.fork()); |
485 |
jsr166 |
1.12 |
f.quietlyJoin(); |
486 |
jsr166 |
1.17 |
assertEquals(21, f.number); |
487 |
jsr166 |
1.24 |
checkCompletedNormally(f); |
488 |
jsr166 |
1.12 |
}}; |
489 |
jsr166 |
1.14 |
testInvokeOnPool(mainPool(), a); |
490 |
dl |
1.1 |
} |
491 |
|
|
|
492 |
jsr166 |
1.2 |
/** |
493 |
dl |
1.1 |
* helpQuiesce returns when tasks are complete. |
494 |
|
|
* getQueuedTaskCount returns 0 when quiescent |
495 |
|
|
*/ |
496 |
|
|
public void testForkHelpQuiesce() { |
497 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
498 |
jsr166 |
1.34 |
protected void realCompute() { |
499 |
jsr166 |
1.12 |
AsyncFib f = new AsyncFib(8); |
500 |
jsr166 |
1.17 |
assertSame(f, f.fork()); |
501 |
jsr166 |
1.32 |
helpQuiesce(); |
502 |
jsr166 |
1.17 |
assertEquals(21, f.number); |
503 |
|
|
assertEquals(0, getQueuedTaskCount()); |
504 |
jsr166 |
1.24 |
checkCompletedNormally(f); |
505 |
jsr166 |
1.12 |
}}; |
506 |
jsr166 |
1.14 |
testInvokeOnPool(mainPool(), a); |
507 |
dl |
1.1 |
} |
508 |
|
|
|
509 |
jsr166 |
1.2 |
/** |
510 |
dl |
1.1 |
* invoke task throws exception when task completes abnormally |
511 |
|
|
*/ |
512 |
|
|
public void testAbnormalInvoke() { |
513 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
514 |
jsr166 |
1.34 |
protected void realCompute() { |
515 |
jsr166 |
1.17 |
FailingAsyncFib f = new FailingAsyncFib(8); |
516 |
jsr166 |
1.12 |
try { |
517 |
|
|
f.invoke(); |
518 |
|
|
shouldThrow(); |
519 |
jsr166 |
1.24 |
} catch (FJException success) { |
520 |
|
|
checkCompletedAbnormally(f, success); |
521 |
|
|
} |
522 |
jsr166 |
1.12 |
}}; |
523 |
jsr166 |
1.14 |
testInvokeOnPool(mainPool(), a); |
524 |
dl |
1.1 |
} |
525 |
|
|
|
526 |
jsr166 |
1.2 |
/** |
527 |
jsr166 |
1.3 |
* quietlyInvoke task returns when task completes abnormally |
528 |
dl |
1.1 |
*/ |
529 |
|
|
public void testAbnormalQuietlyInvoke() { |
530 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
531 |
jsr166 |
1.34 |
protected void realCompute() { |
532 |
jsr166 |
1.12 |
FailingAsyncFib f = new FailingAsyncFib(8); |
533 |
|
|
f.quietlyInvoke(); |
534 |
jsr166 |
1.24 |
assertTrue(f.getException() instanceof FJException); |
535 |
|
|
checkCompletedAbnormally(f, f.getException()); |
536 |
jsr166 |
1.12 |
}}; |
537 |
jsr166 |
1.14 |
testInvokeOnPool(mainPool(), a); |
538 |
dl |
1.1 |
} |
539 |
|
|
|
540 |
jsr166 |
1.2 |
/** |
541 |
dl |
1.1 |
* join of a forked task throws exception when task completes abnormally |
542 |
|
|
*/ |
543 |
|
|
public void testAbnormalForkJoin() { |
544 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
545 |
jsr166 |
1.34 |
protected void realCompute() { |
546 |
jsr166 |
1.17 |
FailingAsyncFib f = new FailingAsyncFib(8); |
547 |
|
|
assertSame(f, f.fork()); |
548 |
jsr166 |
1.12 |
try { |
549 |
|
|
f.join(); |
550 |
|
|
shouldThrow(); |
551 |
jsr166 |
1.24 |
} catch (FJException success) { |
552 |
|
|
checkCompletedAbnormally(f, success); |
553 |
|
|
} |
554 |
jsr166 |
1.12 |
}}; |
555 |
jsr166 |
1.14 |
testInvokeOnPool(mainPool(), a); |
556 |
dl |
1.1 |
} |
557 |
|
|
|
558 |
jsr166 |
1.2 |
/** |
559 |
dl |
1.1 |
* get of a forked task throws exception when task completes abnormally |
560 |
|
|
*/ |
561 |
|
|
public void testAbnormalForkGet() { |
562 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
563 |
jsr166 |
1.34 |
protected void realCompute() throws Exception { |
564 |
jsr166 |
1.17 |
FailingAsyncFib f = new FailingAsyncFib(8); |
565 |
|
|
assertSame(f, f.fork()); |
566 |
jsr166 |
1.12 |
try { |
567 |
|
|
f.get(); |
568 |
|
|
shouldThrow(); |
569 |
jsr166 |
1.18 |
} catch (ExecutionException success) { |
570 |
|
|
Throwable cause = success.getCause(); |
571 |
|
|
assertTrue(cause instanceof FJException); |
572 |
jsr166 |
1.24 |
checkCompletedAbnormally(f, cause); |
573 |
jsr166 |
1.18 |
} |
574 |
jsr166 |
1.12 |
}}; |
575 |
jsr166 |
1.14 |
testInvokeOnPool(mainPool(), a); |
576 |
dl |
1.1 |
} |
577 |
|
|
|
578 |
jsr166 |
1.2 |
/** |
579 |
dl |
1.1 |
* timed get of a forked task throws exception when task completes abnormally |
580 |
|
|
*/ |
581 |
|
|
public void testAbnormalForkTimedGet() { |
582 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
583 |
jsr166 |
1.34 |
protected void realCompute() throws Exception { |
584 |
jsr166 |
1.17 |
FailingAsyncFib f = new FailingAsyncFib(8); |
585 |
|
|
assertSame(f, f.fork()); |
586 |
jsr166 |
1.12 |
try { |
587 |
jsr166 |
1.18 |
f.get(LONG_DELAY_MS, MILLISECONDS); |
588 |
jsr166 |
1.12 |
shouldThrow(); |
589 |
jsr166 |
1.18 |
} catch (ExecutionException success) { |
590 |
|
|
Throwable cause = success.getCause(); |
591 |
|
|
assertTrue(cause instanceof FJException); |
592 |
jsr166 |
1.24 |
checkCompletedAbnormally(f, cause); |
593 |
jsr166 |
1.18 |
} |
594 |
jsr166 |
1.12 |
}}; |
595 |
jsr166 |
1.14 |
testInvokeOnPool(mainPool(), a); |
596 |
dl |
1.1 |
} |
597 |
|
|
|
598 |
jsr166 |
1.2 |
/** |
599 |
dl |
1.1 |
* quietlyJoin of a forked task returns when task completes abnormally |
600 |
|
|
*/ |
601 |
|
|
public void testAbnormalForkQuietlyJoin() { |
602 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
603 |
jsr166 |
1.34 |
protected void realCompute() { |
604 |
jsr166 |
1.12 |
FailingAsyncFib f = new FailingAsyncFib(8); |
605 |
jsr166 |
1.17 |
assertSame(f, f.fork()); |
606 |
jsr166 |
1.12 |
f.quietlyJoin(); |
607 |
jsr166 |
1.17 |
assertTrue(f.getException() instanceof FJException); |
608 |
jsr166 |
1.24 |
checkCompletedAbnormally(f, f.getException()); |
609 |
jsr166 |
1.12 |
}}; |
610 |
jsr166 |
1.14 |
testInvokeOnPool(mainPool(), a); |
611 |
dl |
1.1 |
} |
612 |
|
|
|
613 |
jsr166 |
1.2 |
/** |
614 |
dl |
1.1 |
* invoke task throws exception when task cancelled |
615 |
|
|
*/ |
616 |
|
|
public void testCancelledInvoke() { |
617 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
618 |
jsr166 |
1.34 |
protected void realCompute() { |
619 |
jsr166 |
1.17 |
AsyncFib f = new AsyncFib(8); |
620 |
|
|
assertTrue(f.cancel(true)); |
621 |
jsr166 |
1.12 |
try { |
622 |
|
|
f.invoke(); |
623 |
|
|
shouldThrow(); |
624 |
jsr166 |
1.18 |
} catch (CancellationException success) { |
625 |
jsr166 |
1.24 |
checkCancelled(f); |
626 |
jsr166 |
1.18 |
} |
627 |
jsr166 |
1.12 |
}}; |
628 |
jsr166 |
1.14 |
testInvokeOnPool(mainPool(), a); |
629 |
dl |
1.1 |
} |
630 |
|
|
|
631 |
jsr166 |
1.2 |
/** |
632 |
dl |
1.1 |
* join of a forked task throws exception when task cancelled |
633 |
|
|
*/ |
634 |
|
|
public void testCancelledForkJoin() { |
635 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
636 |
jsr166 |
1.34 |
protected void realCompute() { |
637 |
jsr166 |
1.17 |
AsyncFib f = new AsyncFib(8); |
638 |
|
|
assertTrue(f.cancel(true)); |
639 |
|
|
assertSame(f, f.fork()); |
640 |
jsr166 |
1.12 |
try { |
641 |
|
|
f.join(); |
642 |
|
|
shouldThrow(); |
643 |
jsr166 |
1.18 |
} catch (CancellationException success) { |
644 |
jsr166 |
1.24 |
checkCancelled(f); |
645 |
jsr166 |
1.18 |
} |
646 |
jsr166 |
1.12 |
}}; |
647 |
jsr166 |
1.14 |
testInvokeOnPool(mainPool(), a); |
648 |
dl |
1.1 |
} |
649 |
|
|
|
650 |
jsr166 |
1.2 |
/** |
651 |
dl |
1.1 |
* get of a forked task throws exception when task cancelled |
652 |
|
|
*/ |
653 |
|
|
public void testCancelledForkGet() { |
654 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
655 |
jsr166 |
1.34 |
protected void realCompute() throws Exception { |
656 |
jsr166 |
1.17 |
AsyncFib f = new AsyncFib(8); |
657 |
|
|
assertTrue(f.cancel(true)); |
658 |
|
|
assertSame(f, f.fork()); |
659 |
jsr166 |
1.12 |
try { |
660 |
|
|
f.get(); |
661 |
|
|
shouldThrow(); |
662 |
jsr166 |
1.18 |
} catch (CancellationException success) { |
663 |
jsr166 |
1.24 |
checkCancelled(f); |
664 |
jsr166 |
1.18 |
} |
665 |
jsr166 |
1.12 |
}}; |
666 |
jsr166 |
1.14 |
testInvokeOnPool(mainPool(), a); |
667 |
dl |
1.1 |
} |
668 |
|
|
|
669 |
jsr166 |
1.2 |
/** |
670 |
dl |
1.1 |
* timed get of a forked task throws exception when task cancelled |
671 |
|
|
*/ |
672 |
jsr166 |
1.17 |
public void testCancelledForkTimedGet() throws Exception { |
673 |
|
|
RecursiveAction a = new CheckedRecursiveAction() { |
674 |
jsr166 |
1.34 |
protected void realCompute() throws Exception { |
675 |
jsr166 |
1.17 |
AsyncFib f = new AsyncFib(8); |
676 |
|
|
assertTrue(f.cancel(true)); |
677 |
|
|
assertSame(f, f.fork()); |
678 |
|
|
try { |
679 |
jsr166 |
1.18 |
f.get(LONG_DELAY_MS, MILLISECONDS); |
680 |
jsr166 |
1.12 |
shouldThrow(); |
681 |
jsr166 |
1.18 |
} catch (CancellationException success) { |
682 |
jsr166 |
1.24 |
checkCancelled(f); |
683 |
jsr166 |
1.18 |
} |
684 |
jsr166 |
1.12 |
}}; |
685 |
jsr166 |
1.14 |
testInvokeOnPool(mainPool(), a); |
686 |
dl |
1.1 |
} |
687 |
|
|
|
688 |
jsr166 |
1.2 |
/** |
689 |
dl |
1.1 |
* quietlyJoin of a forked task returns when task cancelled |
690 |
|
|
*/ |
691 |
|
|
public void testCancelledForkQuietlyJoin() { |
692 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
693 |
jsr166 |
1.34 |
protected void realCompute() { |
694 |
jsr166 |
1.12 |
AsyncFib f = new AsyncFib(8); |
695 |
jsr166 |
1.17 |
assertTrue(f.cancel(true)); |
696 |
|
|
assertSame(f, f.fork()); |
697 |
jsr166 |
1.12 |
f.quietlyJoin(); |
698 |
jsr166 |
1.24 |
checkCancelled(f); |
699 |
jsr166 |
1.12 |
}}; |
700 |
jsr166 |
1.14 |
testInvokeOnPool(mainPool(), a); |
701 |
dl |
1.1 |
} |
702 |
|
|
|
703 |
|
|
/** |
704 |
|
|
* getPool of executing task returns its pool |
705 |
|
|
*/ |
706 |
|
|
public void testGetPool() { |
707 |
jsr166 |
1.14 |
final ForkJoinPool mainPool = mainPool(); |
708 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
709 |
jsr166 |
1.34 |
protected void realCompute() { |
710 |
jsr166 |
1.17 |
assertSame(mainPool, getPool()); |
711 |
jsr166 |
1.12 |
}}; |
712 |
jsr166 |
1.14 |
testInvokeOnPool(mainPool, a); |
713 |
dl |
1.1 |
} |
714 |
|
|
|
715 |
|
|
/** |
716 |
|
|
* getPool of non-FJ task returns null |
717 |
|
|
*/ |
718 |
|
|
public void testGetPool2() { |
719 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
720 |
jsr166 |
1.34 |
protected void realCompute() { |
721 |
jsr166 |
1.17 |
assertNull(getPool()); |
722 |
jsr166 |
1.12 |
}}; |
723 |
jsr166 |
1.16 |
assertNull(a.invoke()); |
724 |
dl |
1.1 |
} |
725 |
|
|
|
726 |
|
|
/** |
727 |
|
|
* inForkJoinPool of executing task returns true |
728 |
|
|
*/ |
729 |
|
|
public void testInForkJoinPool() { |
730 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
731 |
jsr166 |
1.34 |
protected void realCompute() { |
732 |
jsr166 |
1.17 |
assertTrue(inForkJoinPool()); |
733 |
jsr166 |
1.12 |
}}; |
734 |
jsr166 |
1.14 |
testInvokeOnPool(mainPool(), a); |
735 |
dl |
1.1 |
} |
736 |
|
|
|
737 |
|
|
/** |
738 |
|
|
* inForkJoinPool of non-FJ task returns false |
739 |
|
|
*/ |
740 |
|
|
public void testInForkJoinPool2() { |
741 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
742 |
jsr166 |
1.34 |
protected void realCompute() { |
743 |
jsr166 |
1.24 |
assertFalse(inForkJoinPool()); |
744 |
jsr166 |
1.12 |
}}; |
745 |
jsr166 |
1.16 |
assertNull(a.invoke()); |
746 |
dl |
1.1 |
} |
747 |
|
|
|
748 |
|
|
/** |
749 |
|
|
* setRawResult(null) succeeds |
750 |
|
|
*/ |
751 |
|
|
public void testSetRawResult() { |
752 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
753 |
jsr166 |
1.34 |
protected void realCompute() { |
754 |
jsr166 |
1.12 |
setRawResult(null); |
755 |
jsr166 |
1.27 |
assertNull(getRawResult()); |
756 |
jsr166 |
1.12 |
}}; |
757 |
jsr166 |
1.16 |
assertNull(a.invoke()); |
758 |
dl |
1.1 |
} |
759 |
|
|
|
760 |
jsr166 |
1.2 |
/** |
761 |
dl |
1.1 |
* invoke task throws exception after invoking completeExceptionally |
762 |
|
|
*/ |
763 |
|
|
public void testCompleteExceptionally() { |
764 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
765 |
jsr166 |
1.34 |
protected void realCompute() { |
766 |
jsr166 |
1.17 |
AsyncFib f = new AsyncFib(8); |
767 |
|
|
f.completeExceptionally(new FJException()); |
768 |
jsr166 |
1.12 |
try { |
769 |
|
|
f.invoke(); |
770 |
|
|
shouldThrow(); |
771 |
jsr166 |
1.24 |
} catch (FJException success) { |
772 |
|
|
checkCompletedAbnormally(f, success); |
773 |
|
|
} |
774 |
jsr166 |
1.12 |
}}; |
775 |
jsr166 |
1.14 |
testInvokeOnPool(mainPool(), a); |
776 |
dl |
1.1 |
} |
777 |
|
|
|
778 |
jsr166 |
1.2 |
/** |
779 |
jsr166 |
1.49 |
* completeExceptionally(null) surprisingly has the same effect as |
780 |
|
|
* completeExceptionally(new RuntimeException()) |
781 |
|
|
*/ |
782 |
|
|
public void testCompleteExceptionally_null() { |
783 |
|
|
RecursiveAction a = new CheckedRecursiveAction() { |
784 |
|
|
protected void realCompute() { |
785 |
|
|
AsyncFib f = new AsyncFib(8); |
786 |
|
|
f.completeExceptionally(null); |
787 |
|
|
try { |
788 |
|
|
f.invoke(); |
789 |
|
|
shouldThrow(); |
790 |
|
|
} catch (RuntimeException success) { |
791 |
|
|
assertSame(success.getClass(), RuntimeException.class); |
792 |
|
|
assertNull(success.getCause()); |
793 |
|
|
checkCompletedAbnormally(f, success); |
794 |
|
|
} |
795 |
|
|
}}; |
796 |
|
|
testInvokeOnPool(mainPool(), a); |
797 |
|
|
} |
798 |
|
|
|
799 |
|
|
/** |
800 |
dl |
1.1 |
* invokeAll(t1, t2) invokes all task arguments |
801 |
|
|
*/ |
802 |
|
|
public void testInvokeAll2() { |
803 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
804 |
jsr166 |
1.34 |
protected void realCompute() { |
805 |
jsr166 |
1.12 |
AsyncFib f = new AsyncFib(8); |
806 |
|
|
AsyncFib g = new AsyncFib(9); |
807 |
|
|
invokeAll(f, g); |
808 |
jsr166 |
1.17 |
assertEquals(21, f.number); |
809 |
|
|
assertEquals(34, g.number); |
810 |
jsr166 |
1.24 |
checkCompletedNormally(f); |
811 |
|
|
checkCompletedNormally(g); |
812 |
jsr166 |
1.12 |
}}; |
813 |
jsr166 |
1.14 |
testInvokeOnPool(mainPool(), a); |
814 |
dl |
1.1 |
} |
815 |
|
|
|
816 |
jsr166 |
1.2 |
/** |
817 |
dl |
1.1 |
* invokeAll(tasks) with 1 argument invokes task |
818 |
|
|
*/ |
819 |
|
|
public void testInvokeAll1() { |
820 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
821 |
jsr166 |
1.34 |
protected void realCompute() { |
822 |
jsr166 |
1.12 |
AsyncFib f = new AsyncFib(8); |
823 |
|
|
invokeAll(f); |
824 |
jsr166 |
1.24 |
checkCompletedNormally(f); |
825 |
jsr166 |
1.17 |
assertEquals(21, f.number); |
826 |
jsr166 |
1.12 |
}}; |
827 |
jsr166 |
1.14 |
testInvokeOnPool(mainPool(), a); |
828 |
dl |
1.1 |
} |
829 |
|
|
|
830 |
jsr166 |
1.2 |
/** |
831 |
dl |
1.1 |
* invokeAll(tasks) with > 2 argument invokes tasks |
832 |
|
|
*/ |
833 |
|
|
public void testInvokeAll3() { |
834 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
835 |
jsr166 |
1.34 |
protected void realCompute() { |
836 |
jsr166 |
1.12 |
AsyncFib f = new AsyncFib(8); |
837 |
|
|
AsyncFib g = new AsyncFib(9); |
838 |
|
|
AsyncFib h = new AsyncFib(7); |
839 |
|
|
invokeAll(f, g, h); |
840 |
jsr166 |
1.17 |
assertEquals(21, f.number); |
841 |
|
|
assertEquals(34, g.number); |
842 |
|
|
assertEquals(13, h.number); |
843 |
jsr166 |
1.24 |
checkCompletedNormally(f); |
844 |
|
|
checkCompletedNormally(g); |
845 |
|
|
checkCompletedNormally(h); |
846 |
jsr166 |
1.12 |
}}; |
847 |
jsr166 |
1.14 |
testInvokeOnPool(mainPool(), a); |
848 |
dl |
1.1 |
} |
849 |
|
|
|
850 |
jsr166 |
1.2 |
/** |
851 |
dl |
1.1 |
* invokeAll(collection) invokes all tasks in the collection |
852 |
|
|
*/ |
853 |
|
|
public void testInvokeAllCollection() { |
854 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
855 |
jsr166 |
1.34 |
protected void realCompute() { |
856 |
jsr166 |
1.12 |
AsyncFib f = new AsyncFib(8); |
857 |
|
|
AsyncFib g = new AsyncFib(9); |
858 |
|
|
AsyncFib h = new AsyncFib(7); |
859 |
|
|
HashSet set = new HashSet(); |
860 |
|
|
set.add(f); |
861 |
|
|
set.add(g); |
862 |
|
|
set.add(h); |
863 |
|
|
invokeAll(set); |
864 |
jsr166 |
1.17 |
assertEquals(21, f.number); |
865 |
|
|
assertEquals(34, g.number); |
866 |
|
|
assertEquals(13, h.number); |
867 |
jsr166 |
1.24 |
checkCompletedNormally(f); |
868 |
|
|
checkCompletedNormally(g); |
869 |
|
|
checkCompletedNormally(h); |
870 |
jsr166 |
1.12 |
}}; |
871 |
jsr166 |
1.14 |
testInvokeOnPool(mainPool(), a); |
872 |
dl |
1.1 |
} |
873 |
|
|
|
874 |
jsr166 |
1.2 |
/** |
875 |
dl |
1.1 |
* invokeAll(tasks) with any null task throws NPE |
876 |
|
|
*/ |
877 |
|
|
public void testInvokeAllNPE() { |
878 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
879 |
jsr166 |
1.34 |
protected void realCompute() { |
880 |
jsr166 |
1.17 |
AsyncFib f = new AsyncFib(8); |
881 |
|
|
AsyncFib g = new AsyncFib(9); |
882 |
|
|
AsyncFib h = null; |
883 |
jsr166 |
1.12 |
try { |
884 |
|
|
invokeAll(f, g, h); |
885 |
|
|
shouldThrow(); |
886 |
jsr166 |
1.17 |
} catch (NullPointerException success) {} |
887 |
jsr166 |
1.12 |
}}; |
888 |
jsr166 |
1.14 |
testInvokeOnPool(mainPool(), a); |
889 |
dl |
1.1 |
} |
890 |
|
|
|
891 |
jsr166 |
1.2 |
/** |
892 |
dl |
1.1 |
* invokeAll(t1, t2) throw exception if any task does |
893 |
|
|
*/ |
894 |
|
|
public void testAbnormalInvokeAll2() { |
895 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
896 |
jsr166 |
1.34 |
protected void realCompute() { |
897 |
jsr166 |
1.17 |
AsyncFib f = new AsyncFib(8); |
898 |
|
|
FailingAsyncFib g = new FailingAsyncFib(9); |
899 |
jsr166 |
1.45 |
ForkJoinTask[] tasks = { f, g }; |
900 |
|
|
Collections.shuffle(Arrays.asList(tasks)); |
901 |
jsr166 |
1.12 |
try { |
902 |
jsr166 |
1.45 |
invokeAll(tasks); |
903 |
jsr166 |
1.12 |
shouldThrow(); |
904 |
jsr166 |
1.24 |
} catch (FJException success) { |
905 |
|
|
checkCompletedAbnormally(g, success); |
906 |
|
|
} |
907 |
jsr166 |
1.12 |
}}; |
908 |
jsr166 |
1.14 |
testInvokeOnPool(mainPool(), a); |
909 |
dl |
1.1 |
} |
910 |
|
|
|
911 |
jsr166 |
1.2 |
/** |
912 |
dl |
1.1 |
* invokeAll(tasks) with 1 argument throws exception if task does |
913 |
|
|
*/ |
914 |
|
|
public void testAbnormalInvokeAll1() { |
915 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
916 |
jsr166 |
1.34 |
protected void realCompute() { |
917 |
jsr166 |
1.17 |
FailingAsyncFib g = new FailingAsyncFib(9); |
918 |
jsr166 |
1.12 |
try { |
919 |
|
|
invokeAll(g); |
920 |
|
|
shouldThrow(); |
921 |
jsr166 |
1.24 |
} catch (FJException success) { |
922 |
|
|
checkCompletedAbnormally(g, success); |
923 |
|
|
} |
924 |
jsr166 |
1.12 |
}}; |
925 |
jsr166 |
1.14 |
testInvokeOnPool(mainPool(), a); |
926 |
dl |
1.1 |
} |
927 |
|
|
|
928 |
jsr166 |
1.2 |
/** |
929 |
dl |
1.1 |
* invokeAll(tasks) with > 2 argument throws exception if any task does |
930 |
|
|
*/ |
931 |
|
|
public void testAbnormalInvokeAll3() { |
932 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
933 |
jsr166 |
1.34 |
protected void realCompute() { |
934 |
jsr166 |
1.17 |
AsyncFib f = new AsyncFib(8); |
935 |
|
|
FailingAsyncFib g = new FailingAsyncFib(9); |
936 |
|
|
AsyncFib h = new AsyncFib(7); |
937 |
jsr166 |
1.45 |
ForkJoinTask[] tasks = { f, g, h }; |
938 |
|
|
Collections.shuffle(Arrays.asList(tasks)); |
939 |
jsr166 |
1.12 |
try { |
940 |
jsr166 |
1.45 |
invokeAll(tasks); |
941 |
jsr166 |
1.12 |
shouldThrow(); |
942 |
jsr166 |
1.24 |
} catch (FJException success) { |
943 |
|
|
checkCompletedAbnormally(g, success); |
944 |
|
|
} |
945 |
jsr166 |
1.12 |
}}; |
946 |
jsr166 |
1.14 |
testInvokeOnPool(mainPool(), a); |
947 |
dl |
1.1 |
} |
948 |
|
|
|
949 |
jsr166 |
1.2 |
/** |
950 |
jsr166 |
1.37 |
* invokeAll(collection) throws exception if any task does |
951 |
dl |
1.1 |
*/ |
952 |
|
|
public void testAbnormalInvokeAllCollection() { |
953 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
954 |
jsr166 |
1.34 |
protected void realCompute() { |
955 |
jsr166 |
1.17 |
FailingAsyncFib f = new FailingAsyncFib(8); |
956 |
|
|
AsyncFib g = new AsyncFib(9); |
957 |
|
|
AsyncFib h = new AsyncFib(7); |
958 |
jsr166 |
1.45 |
ForkJoinTask[] tasks = { f, g, h }; |
959 |
|
|
List taskList = Arrays.asList(tasks); |
960 |
|
|
Collections.shuffle(taskList); |
961 |
jsr166 |
1.12 |
try { |
962 |
jsr166 |
1.45 |
invokeAll(taskList); |
963 |
jsr166 |
1.12 |
shouldThrow(); |
964 |
jsr166 |
1.24 |
} catch (FJException success) { |
965 |
|
|
checkCompletedAbnormally(f, success); |
966 |
|
|
} |
967 |
jsr166 |
1.12 |
}}; |
968 |
jsr166 |
1.14 |
testInvokeOnPool(mainPool(), a); |
969 |
dl |
1.1 |
} |
970 |
|
|
|
971 |
jsr166 |
1.2 |
/** |
972 |
dl |
1.1 |
* tryUnfork returns true for most recent unexecuted task, |
973 |
|
|
* and suppresses execution |
974 |
|
|
*/ |
975 |
|
|
public void testTryUnfork() { |
976 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
977 |
jsr166 |
1.34 |
protected void realCompute() { |
978 |
jsr166 |
1.12 |
AsyncFib g = new AsyncFib(9); |
979 |
jsr166 |
1.17 |
assertSame(g, g.fork()); |
980 |
jsr166 |
1.12 |
AsyncFib f = new AsyncFib(8); |
981 |
jsr166 |
1.17 |
assertSame(f, f.fork()); |
982 |
|
|
assertTrue(f.tryUnfork()); |
983 |
jsr166 |
1.12 |
helpQuiesce(); |
984 |
jsr166 |
1.24 |
checkNotDone(f); |
985 |
|
|
checkCompletedNormally(g); |
986 |
jsr166 |
1.12 |
}}; |
987 |
jsr166 |
1.14 |
testInvokeOnPool(singletonPool(), a); |
988 |
dl |
1.1 |
} |
989 |
|
|
|
990 |
jsr166 |
1.2 |
/** |
991 |
dl |
1.1 |
* getSurplusQueuedTaskCount returns > 0 when |
992 |
|
|
* there are more tasks than threads |
993 |
|
|
*/ |
994 |
|
|
public void testGetSurplusQueuedTaskCount() { |
995 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
996 |
jsr166 |
1.34 |
protected void realCompute() { |
997 |
jsr166 |
1.12 |
AsyncFib h = new AsyncFib(7); |
998 |
jsr166 |
1.17 |
assertSame(h, h.fork()); |
999 |
jsr166 |
1.12 |
AsyncFib g = new AsyncFib(9); |
1000 |
jsr166 |
1.17 |
assertSame(g, g.fork()); |
1001 |
jsr166 |
1.12 |
AsyncFib f = new AsyncFib(8); |
1002 |
jsr166 |
1.17 |
assertSame(f, f.fork()); |
1003 |
|
|
assertTrue(getSurplusQueuedTaskCount() > 0); |
1004 |
jsr166 |
1.12 |
helpQuiesce(); |
1005 |
jsr166 |
1.24 |
assertEquals(0, getSurplusQueuedTaskCount()); |
1006 |
|
|
checkCompletedNormally(f); |
1007 |
|
|
checkCompletedNormally(g); |
1008 |
|
|
checkCompletedNormally(h); |
1009 |
jsr166 |
1.12 |
}}; |
1010 |
jsr166 |
1.14 |
testInvokeOnPool(singletonPool(), a); |
1011 |
dl |
1.1 |
} |
1012 |
|
|
|
1013 |
jsr166 |
1.2 |
/** |
1014 |
dl |
1.1 |
* peekNextLocalTask returns most recent unexecuted task. |
1015 |
|
|
*/ |
1016 |
|
|
public void testPeekNextLocalTask() { |
1017 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
1018 |
jsr166 |
1.34 |
protected void realCompute() { |
1019 |
jsr166 |
1.12 |
AsyncFib g = new AsyncFib(9); |
1020 |
jsr166 |
1.17 |
assertSame(g, g.fork()); |
1021 |
jsr166 |
1.12 |
AsyncFib f = new AsyncFib(8); |
1022 |
jsr166 |
1.17 |
assertSame(f, f.fork()); |
1023 |
|
|
assertSame(f, peekNextLocalTask()); |
1024 |
|
|
assertNull(f.join()); |
1025 |
jsr166 |
1.24 |
checkCompletedNormally(f); |
1026 |
jsr166 |
1.12 |
helpQuiesce(); |
1027 |
jsr166 |
1.24 |
checkCompletedNormally(g); |
1028 |
jsr166 |
1.12 |
}}; |
1029 |
jsr166 |
1.14 |
testInvokeOnPool(singletonPool(), a); |
1030 |
dl |
1.1 |
} |
1031 |
|
|
|
1032 |
jsr166 |
1.2 |
/** |
1033 |
jsr166 |
1.24 |
* pollNextLocalTask returns most recent unexecuted task without |
1034 |
|
|
* executing it |
1035 |
dl |
1.1 |
*/ |
1036 |
|
|
public void testPollNextLocalTask() { |
1037 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
1038 |
jsr166 |
1.34 |
protected void realCompute() { |
1039 |
jsr166 |
1.12 |
AsyncFib g = new AsyncFib(9); |
1040 |
jsr166 |
1.17 |
assertSame(g, g.fork()); |
1041 |
jsr166 |
1.12 |
AsyncFib f = new AsyncFib(8); |
1042 |
jsr166 |
1.17 |
assertSame(f, f.fork()); |
1043 |
|
|
assertSame(f, pollNextLocalTask()); |
1044 |
jsr166 |
1.12 |
helpQuiesce(); |
1045 |
jsr166 |
1.24 |
checkNotDone(f); |
1046 |
|
|
assertEquals(34, g.number); |
1047 |
|
|
checkCompletedNormally(g); |
1048 |
jsr166 |
1.12 |
}}; |
1049 |
jsr166 |
1.14 |
testInvokeOnPool(singletonPool(), a); |
1050 |
dl |
1.1 |
} |
1051 |
|
|
|
1052 |
jsr166 |
1.2 |
/** |
1053 |
jsr166 |
1.24 |
* pollTask returns an unexecuted task without executing it |
1054 |
dl |
1.1 |
*/ |
1055 |
|
|
public void testPollTask() { |
1056 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
1057 |
jsr166 |
1.34 |
protected void realCompute() { |
1058 |
jsr166 |
1.12 |
AsyncFib g = new AsyncFib(9); |
1059 |
jsr166 |
1.17 |
assertSame(g, g.fork()); |
1060 |
jsr166 |
1.12 |
AsyncFib f = new AsyncFib(8); |
1061 |
jsr166 |
1.17 |
assertSame(f, f.fork()); |
1062 |
|
|
assertSame(f, pollTask()); |
1063 |
jsr166 |
1.12 |
helpQuiesce(); |
1064 |
jsr166 |
1.24 |
checkNotDone(f); |
1065 |
|
|
checkCompletedNormally(g); |
1066 |
jsr166 |
1.12 |
}}; |
1067 |
jsr166 |
1.14 |
testInvokeOnPool(singletonPool(), a); |
1068 |
dl |
1.1 |
} |
1069 |
|
|
|
1070 |
jsr166 |
1.2 |
/** |
1071 |
dl |
1.1 |
* peekNextLocalTask returns least recent unexecuted task in async mode |
1072 |
|
|
*/ |
1073 |
|
|
public void testPeekNextLocalTaskAsync() { |
1074 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
1075 |
jsr166 |
1.34 |
protected void realCompute() { |
1076 |
jsr166 |
1.12 |
AsyncFib g = new AsyncFib(9); |
1077 |
jsr166 |
1.17 |
assertSame(g, g.fork()); |
1078 |
jsr166 |
1.12 |
AsyncFib f = new AsyncFib(8); |
1079 |
jsr166 |
1.17 |
assertSame(f, f.fork()); |
1080 |
|
|
assertSame(g, peekNextLocalTask()); |
1081 |
|
|
assertNull(f.join()); |
1082 |
jsr166 |
1.12 |
helpQuiesce(); |
1083 |
jsr166 |
1.24 |
checkCompletedNormally(f); |
1084 |
|
|
assertEquals(34, g.number); |
1085 |
|
|
checkCompletedNormally(g); |
1086 |
jsr166 |
1.12 |
}}; |
1087 |
jsr166 |
1.14 |
testInvokeOnPool(asyncSingletonPool(), a); |
1088 |
dl |
1.1 |
} |
1089 |
|
|
|
1090 |
jsr166 |
1.2 |
/** |
1091 |
jsr166 |
1.24 |
* pollNextLocalTask returns least recent unexecuted task without |
1092 |
|
|
* executing it, in async mode |
1093 |
dl |
1.1 |
*/ |
1094 |
|
|
public void testPollNextLocalTaskAsync() { |
1095 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
1096 |
jsr166 |
1.34 |
protected void realCompute() { |
1097 |
jsr166 |
1.12 |
AsyncFib g = new AsyncFib(9); |
1098 |
jsr166 |
1.17 |
assertSame(g, g.fork()); |
1099 |
jsr166 |
1.12 |
AsyncFib f = new AsyncFib(8); |
1100 |
jsr166 |
1.17 |
assertSame(f, f.fork()); |
1101 |
|
|
assertSame(g, pollNextLocalTask()); |
1102 |
jsr166 |
1.12 |
helpQuiesce(); |
1103 |
jsr166 |
1.24 |
assertEquals(21, f.number); |
1104 |
|
|
checkCompletedNormally(f); |
1105 |
|
|
checkNotDone(g); |
1106 |
jsr166 |
1.12 |
}}; |
1107 |
jsr166 |
1.14 |
testInvokeOnPool(asyncSingletonPool(), a); |
1108 |
dl |
1.1 |
} |
1109 |
|
|
|
1110 |
jsr166 |
1.2 |
/** |
1111 |
jsr166 |
1.24 |
* pollTask returns an unexecuted task without executing it, in |
1112 |
|
|
* async mode |
1113 |
dl |
1.1 |
*/ |
1114 |
|
|
public void testPollTaskAsync() { |
1115 |
jsr166 |
1.17 |
RecursiveAction a = new CheckedRecursiveAction() { |
1116 |
jsr166 |
1.34 |
protected void realCompute() { |
1117 |
jsr166 |
1.12 |
AsyncFib g = new AsyncFib(9); |
1118 |
jsr166 |
1.17 |
assertSame(g, g.fork()); |
1119 |
jsr166 |
1.12 |
AsyncFib f = new AsyncFib(8); |
1120 |
jsr166 |
1.17 |
assertSame(f, f.fork()); |
1121 |
|
|
assertSame(g, pollTask()); |
1122 |
jsr166 |
1.12 |
helpQuiesce(); |
1123 |
jsr166 |
1.24 |
assertEquals(21, f.number); |
1124 |
|
|
checkCompletedNormally(f); |
1125 |
|
|
checkNotDone(g); |
1126 |
jsr166 |
1.12 |
}}; |
1127 |
jsr166 |
1.14 |
testInvokeOnPool(asyncSingletonPool(), a); |
1128 |
dl |
1.1 |
} |
1129 |
dl |
1.20 |
|
1130 |
|
|
// versions for singleton pools |
1131 |
|
|
|
1132 |
|
|
/** |
1133 |
|
|
* invoke returns when task completes normally. |
1134 |
|
|
* isCompletedAbnormally and isCancelled return false for normally |
1135 |
jsr166 |
1.26 |
* completed tasks; getRawResult returns null. |
1136 |
dl |
1.20 |
*/ |
1137 |
|
|
public void testInvokeSingleton() { |
1138 |
|
|
RecursiveAction a = new CheckedRecursiveAction() { |
1139 |
jsr166 |
1.34 |
protected void realCompute() { |
1140 |
dl |
1.20 |
AsyncFib f = new AsyncFib(8); |
1141 |
|
|
assertNull(f.invoke()); |
1142 |
|
|
assertEquals(21, f.number); |
1143 |
jsr166 |
1.24 |
checkCompletedNormally(f); |
1144 |
dl |
1.20 |
}}; |
1145 |
|
|
testInvokeOnPool(singletonPool(), a); |
1146 |
|
|
} |
1147 |
|
|
|
1148 |
|
|
/** |
1149 |
|
|
* quietlyInvoke task returns when task completes normally. |
1150 |
|
|
* isCompletedAbnormally and isCancelled return false for normally |
1151 |
|
|
* completed tasks |
1152 |
|
|
*/ |
1153 |
|
|
public void testQuietlyInvokeSingleton() { |
1154 |
|
|
RecursiveAction a = new CheckedRecursiveAction() { |
1155 |
jsr166 |
1.34 |
protected void realCompute() { |
1156 |
dl |
1.20 |
AsyncFib f = new AsyncFib(8); |
1157 |
|
|
f.quietlyInvoke(); |
1158 |
|
|
assertEquals(21, f.number); |
1159 |
jsr166 |
1.24 |
checkCompletedNormally(f); |
1160 |
dl |
1.20 |
}}; |
1161 |
|
|
testInvokeOnPool(singletonPool(), a); |
1162 |
|
|
} |
1163 |
|
|
|
1164 |
|
|
/** |
1165 |
|
|
* join of a forked task returns when task completes |
1166 |
|
|
*/ |
1167 |
|
|
public void testForkJoinSingleton() { |
1168 |
|
|
RecursiveAction a = new CheckedRecursiveAction() { |
1169 |
jsr166 |
1.34 |
protected void realCompute() { |
1170 |
dl |
1.20 |
AsyncFib f = new AsyncFib(8); |
1171 |
|
|
assertSame(f, f.fork()); |
1172 |
|
|
assertNull(f.join()); |
1173 |
|
|
assertEquals(21, f.number); |
1174 |
jsr166 |
1.24 |
checkCompletedNormally(f); |
1175 |
dl |
1.20 |
}}; |
1176 |
|
|
testInvokeOnPool(singletonPool(), a); |
1177 |
|
|
} |
1178 |
|
|
|
1179 |
|
|
/** |
1180 |
|
|
* get of a forked task returns when task completes |
1181 |
|
|
*/ |
1182 |
|
|
public void testForkGetSingleton() { |
1183 |
|
|
RecursiveAction a = new CheckedRecursiveAction() { |
1184 |
jsr166 |
1.34 |
protected void realCompute() throws Exception { |
1185 |
dl |
1.20 |
AsyncFib f = new AsyncFib(8); |
1186 |
|
|
assertSame(f, f.fork()); |
1187 |
|
|
assertNull(f.get()); |
1188 |
|
|
assertEquals(21, f.number); |
1189 |
jsr166 |
1.24 |
checkCompletedNormally(f); |
1190 |
dl |
1.20 |
}}; |
1191 |
|
|
testInvokeOnPool(singletonPool(), a); |
1192 |
|
|
} |
1193 |
|
|
|
1194 |
|
|
/** |
1195 |
|
|
* timed get of a forked task returns when task completes |
1196 |
|
|
*/ |
1197 |
|
|
public void testForkTimedGetSingleton() { |
1198 |
|
|
RecursiveAction a = new CheckedRecursiveAction() { |
1199 |
jsr166 |
1.34 |
protected void realCompute() throws Exception { |
1200 |
dl |
1.20 |
AsyncFib f = new AsyncFib(8); |
1201 |
|
|
assertSame(f, f.fork()); |
1202 |
|
|
assertNull(f.get(LONG_DELAY_MS, MILLISECONDS)); |
1203 |
|
|
assertEquals(21, f.number); |
1204 |
jsr166 |
1.24 |
checkCompletedNormally(f); |
1205 |
dl |
1.20 |
}}; |
1206 |
|
|
testInvokeOnPool(singletonPool(), a); |
1207 |
|
|
} |
1208 |
|
|
|
1209 |
|
|
/** |
1210 |
|
|
* timed get with null time unit throws NPE |
1211 |
|
|
*/ |
1212 |
|
|
public void testForkTimedGetNPESingleton() { |
1213 |
|
|
RecursiveAction a = new CheckedRecursiveAction() { |
1214 |
jsr166 |
1.34 |
protected void realCompute() throws Exception { |
1215 |
dl |
1.20 |
AsyncFib f = new AsyncFib(8); |
1216 |
|
|
assertSame(f, f.fork()); |
1217 |
|
|
try { |
1218 |
|
|
f.get(5L, null); |
1219 |
|
|
shouldThrow(); |
1220 |
|
|
} catch (NullPointerException success) {} |
1221 |
|
|
}}; |
1222 |
|
|
testInvokeOnPool(singletonPool(), a); |
1223 |
|
|
} |
1224 |
|
|
|
1225 |
|
|
/** |
1226 |
|
|
* quietlyJoin of a forked task returns when task completes |
1227 |
|
|
*/ |
1228 |
|
|
public void testForkQuietlyJoinSingleton() { |
1229 |
|
|
RecursiveAction a = new CheckedRecursiveAction() { |
1230 |
jsr166 |
1.34 |
protected void realCompute() { |
1231 |
dl |
1.20 |
AsyncFib f = new AsyncFib(8); |
1232 |
|
|
assertSame(f, f.fork()); |
1233 |
|
|
f.quietlyJoin(); |
1234 |
|
|
assertEquals(21, f.number); |
1235 |
jsr166 |
1.24 |
checkCompletedNormally(f); |
1236 |
dl |
1.20 |
}}; |
1237 |
|
|
testInvokeOnPool(singletonPool(), a); |
1238 |
|
|
} |
1239 |
|
|
|
1240 |
|
|
/** |
1241 |
|
|
* helpQuiesce returns when tasks are complete. |
1242 |
|
|
* getQueuedTaskCount returns 0 when quiescent |
1243 |
|
|
*/ |
1244 |
|
|
public void testForkHelpQuiesceSingleton() { |
1245 |
|
|
RecursiveAction a = new CheckedRecursiveAction() { |
1246 |
jsr166 |
1.34 |
protected void realCompute() { |
1247 |
dl |
1.20 |
AsyncFib f = new AsyncFib(8); |
1248 |
|
|
assertSame(f, f.fork()); |
1249 |
jsr166 |
1.32 |
helpQuiesce(); |
1250 |
jsr166 |
1.24 |
assertEquals(0, getQueuedTaskCount()); |
1251 |
dl |
1.20 |
assertEquals(21, f.number); |
1252 |
jsr166 |
1.24 |
checkCompletedNormally(f); |
1253 |
dl |
1.20 |
}}; |
1254 |
|
|
testInvokeOnPool(singletonPool(), a); |
1255 |
|
|
} |
1256 |
|
|
|
1257 |
|
|
/** |
1258 |
|
|
* invoke task throws exception when task completes abnormally |
1259 |
|
|
*/ |
1260 |
|
|
public void testAbnormalInvokeSingleton() { |
1261 |
|
|
RecursiveAction a = new CheckedRecursiveAction() { |
1262 |
jsr166 |
1.34 |
protected void realCompute() { |
1263 |
dl |
1.20 |
FailingAsyncFib f = new FailingAsyncFib(8); |
1264 |
|
|
try { |
1265 |
|
|
f.invoke(); |
1266 |
|
|
shouldThrow(); |
1267 |
jsr166 |
1.24 |
} catch (FJException success) { |
1268 |
|
|
checkCompletedAbnormally(f, success); |
1269 |
|
|
} |
1270 |
dl |
1.20 |
}}; |
1271 |
|
|
testInvokeOnPool(singletonPool(), a); |
1272 |
|
|
} |
1273 |
|
|
|
1274 |
|
|
/** |
1275 |
|
|
* quietlyInvoke task returns when task completes abnormally |
1276 |
|
|
*/ |
1277 |
|
|
public void testAbnormalQuietlyInvokeSingleton() { |
1278 |
|
|
RecursiveAction a = new CheckedRecursiveAction() { |
1279 |
jsr166 |
1.34 |
protected void realCompute() { |
1280 |
dl |
1.20 |
FailingAsyncFib f = new FailingAsyncFib(8); |
1281 |
|
|
f.quietlyInvoke(); |
1282 |
jsr166 |
1.24 |
assertTrue(f.getException() instanceof FJException); |
1283 |
|
|
checkCompletedAbnormally(f, f.getException()); |
1284 |
dl |
1.20 |
}}; |
1285 |
|
|
testInvokeOnPool(singletonPool(), a); |
1286 |
|
|
} |
1287 |
|
|
|
1288 |
|
|
/** |
1289 |
|
|
* join of a forked task throws exception when task completes abnormally |
1290 |
|
|
*/ |
1291 |
|
|
public void testAbnormalForkJoinSingleton() { |
1292 |
|
|
RecursiveAction a = new CheckedRecursiveAction() { |
1293 |
jsr166 |
1.34 |
protected void realCompute() { |
1294 |
dl |
1.20 |
FailingAsyncFib f = new FailingAsyncFib(8); |
1295 |
|
|
assertSame(f, f.fork()); |
1296 |
|
|
try { |
1297 |
|
|
f.join(); |
1298 |
|
|
shouldThrow(); |
1299 |
jsr166 |
1.24 |
} catch (FJException success) { |
1300 |
|
|
checkCompletedAbnormally(f, success); |
1301 |
|
|
} |
1302 |
dl |
1.20 |
}}; |
1303 |
|
|
testInvokeOnPool(singletonPool(), a); |
1304 |
|
|
} |
1305 |
|
|
|
1306 |
|
|
/** |
1307 |
|
|
* get of a forked task throws exception when task completes abnormally |
1308 |
|
|
*/ |
1309 |
|
|
public void testAbnormalForkGetSingleton() { |
1310 |
|
|
RecursiveAction a = new CheckedRecursiveAction() { |
1311 |
jsr166 |
1.34 |
protected void realCompute() throws Exception { |
1312 |
dl |
1.20 |
FailingAsyncFib f = new FailingAsyncFib(8); |
1313 |
|
|
assertSame(f, f.fork()); |
1314 |
|
|
try { |
1315 |
|
|
f.get(); |
1316 |
|
|
shouldThrow(); |
1317 |
|
|
} catch (ExecutionException success) { |
1318 |
|
|
Throwable cause = success.getCause(); |
1319 |
|
|
assertTrue(cause instanceof FJException); |
1320 |
jsr166 |
1.24 |
checkCompletedAbnormally(f, cause); |
1321 |
dl |
1.20 |
} |
1322 |
|
|
}}; |
1323 |
|
|
testInvokeOnPool(singletonPool(), a); |
1324 |
|
|
} |
1325 |
|
|
|
1326 |
|
|
/** |
1327 |
|
|
* timed get of a forked task throws exception when task completes abnormally |
1328 |
|
|
*/ |
1329 |
|
|
public void testAbnormalForkTimedGetSingleton() { |
1330 |
|
|
RecursiveAction a = new CheckedRecursiveAction() { |
1331 |
jsr166 |
1.34 |
protected void realCompute() throws Exception { |
1332 |
dl |
1.20 |
FailingAsyncFib f = new FailingAsyncFib(8); |
1333 |
|
|
assertSame(f, f.fork()); |
1334 |
|
|
try { |
1335 |
|
|
f.get(LONG_DELAY_MS, MILLISECONDS); |
1336 |
|
|
shouldThrow(); |
1337 |
|
|
} catch (ExecutionException success) { |
1338 |
|
|
Throwable cause = success.getCause(); |
1339 |
|
|
assertTrue(cause instanceof FJException); |
1340 |
jsr166 |
1.24 |
checkCompletedAbnormally(f, cause); |
1341 |
dl |
1.20 |
} |
1342 |
|
|
}}; |
1343 |
|
|
testInvokeOnPool(singletonPool(), a); |
1344 |
|
|
} |
1345 |
|
|
|
1346 |
|
|
/** |
1347 |
|
|
* quietlyJoin of a forked task returns when task completes abnormally |
1348 |
|
|
*/ |
1349 |
|
|
public void testAbnormalForkQuietlyJoinSingleton() { |
1350 |
|
|
RecursiveAction a = new CheckedRecursiveAction() { |
1351 |
jsr166 |
1.34 |
protected void realCompute() { |
1352 |
dl |
1.20 |
FailingAsyncFib f = new FailingAsyncFib(8); |
1353 |
|
|
assertSame(f, f.fork()); |
1354 |
|
|
f.quietlyJoin(); |
1355 |
|
|
assertTrue(f.getException() instanceof FJException); |
1356 |
jsr166 |
1.24 |
checkCompletedAbnormally(f, f.getException()); |
1357 |
dl |
1.20 |
}}; |
1358 |
|
|
testInvokeOnPool(singletonPool(), a); |
1359 |
|
|
} |
1360 |
|
|
|
1361 |
|
|
/** |
1362 |
|
|
* invoke task throws exception when task cancelled |
1363 |
|
|
*/ |
1364 |
|
|
public void testCancelledInvokeSingleton() { |
1365 |
|
|
RecursiveAction a = new CheckedRecursiveAction() { |
1366 |
jsr166 |
1.34 |
protected void realCompute() { |
1367 |
dl |
1.20 |
AsyncFib f = new AsyncFib(8); |
1368 |
|
|
assertTrue(f.cancel(true)); |
1369 |
|
|
try { |
1370 |
|
|
f.invoke(); |
1371 |
|
|
shouldThrow(); |
1372 |
|
|
} catch (CancellationException success) { |
1373 |
jsr166 |
1.24 |
checkCancelled(f); |
1374 |
dl |
1.20 |
} |
1375 |
|
|
}}; |
1376 |
|
|
testInvokeOnPool(singletonPool(), a); |
1377 |
|
|
} |
1378 |
|
|
|
1379 |
|
|
/** |
1380 |
|
|
* join of a forked task throws exception when task cancelled |
1381 |
|
|
*/ |
1382 |
|
|
public void testCancelledForkJoinSingleton() { |
1383 |
|
|
RecursiveAction a = new CheckedRecursiveAction() { |
1384 |
jsr166 |
1.34 |
protected void realCompute() { |
1385 |
dl |
1.20 |
AsyncFib f = new AsyncFib(8); |
1386 |
|
|
assertTrue(f.cancel(true)); |
1387 |
|
|
assertSame(f, f.fork()); |
1388 |
|
|
try { |
1389 |
|
|
f.join(); |
1390 |
|
|
shouldThrow(); |
1391 |
|
|
} catch (CancellationException success) { |
1392 |
jsr166 |
1.24 |
checkCancelled(f); |
1393 |
dl |
1.20 |
} |
1394 |
|
|
}}; |
1395 |
|
|
testInvokeOnPool(singletonPool(), a); |
1396 |
|
|
} |
1397 |
|
|
|
1398 |
|
|
/** |
1399 |
|
|
* get of a forked task throws exception when task cancelled |
1400 |
|
|
*/ |
1401 |
|
|
public void testCancelledForkGetSingleton() { |
1402 |
|
|
RecursiveAction a = new CheckedRecursiveAction() { |
1403 |
jsr166 |
1.34 |
protected void realCompute() throws Exception { |
1404 |
dl |
1.20 |
AsyncFib f = new AsyncFib(8); |
1405 |
|
|
assertTrue(f.cancel(true)); |
1406 |
|
|
assertSame(f, f.fork()); |
1407 |
|
|
try { |
1408 |
|
|
f.get(); |
1409 |
|
|
shouldThrow(); |
1410 |
|
|
} catch (CancellationException success) { |
1411 |
jsr166 |
1.24 |
checkCancelled(f); |
1412 |
dl |
1.20 |
} |
1413 |
|
|
}}; |
1414 |
|
|
testInvokeOnPool(singletonPool(), a); |
1415 |
|
|
} |
1416 |
|
|
|
1417 |
|
|
/** |
1418 |
|
|
* timed get of a forked task throws exception when task cancelled |
1419 |
|
|
*/ |
1420 |
|
|
public void testCancelledForkTimedGetSingleton() throws Exception { |
1421 |
|
|
RecursiveAction a = new CheckedRecursiveAction() { |
1422 |
jsr166 |
1.34 |
protected void realCompute() throws Exception { |
1423 |
dl |
1.20 |
AsyncFib f = new AsyncFib(8); |
1424 |
|
|
assertTrue(f.cancel(true)); |
1425 |
|
|
assertSame(f, f.fork()); |
1426 |
|
|
try { |
1427 |
|
|
f.get(LONG_DELAY_MS, MILLISECONDS); |
1428 |
|
|
shouldThrow(); |
1429 |
|
|
} catch (CancellationException success) { |
1430 |
jsr166 |
1.24 |
checkCancelled(f); |
1431 |
dl |
1.20 |
} |
1432 |
|
|
}}; |
1433 |
|
|
testInvokeOnPool(singletonPool(), a); |
1434 |
|
|
} |
1435 |
|
|
|
1436 |
|
|
/** |
1437 |
|
|
* quietlyJoin of a forked task returns when task cancelled |
1438 |
|
|
*/ |
1439 |
|
|
public void testCancelledForkQuietlyJoinSingleton() { |
1440 |
|
|
RecursiveAction a = new CheckedRecursiveAction() { |
1441 |
jsr166 |
1.34 |
protected void realCompute() { |
1442 |
dl |
1.20 |
AsyncFib f = new AsyncFib(8); |
1443 |
|
|
assertTrue(f.cancel(true)); |
1444 |
|
|
assertSame(f, f.fork()); |
1445 |
|
|
f.quietlyJoin(); |
1446 |
jsr166 |
1.24 |
checkCancelled(f); |
1447 |
dl |
1.20 |
}}; |
1448 |
|
|
testInvokeOnPool(singletonPool(), a); |
1449 |
|
|
} |
1450 |
|
|
|
1451 |
|
|
/** |
1452 |
|
|
* invoke task throws exception after invoking completeExceptionally |
1453 |
|
|
*/ |
1454 |
|
|
public void testCompleteExceptionallySingleton() { |
1455 |
|
|
RecursiveAction a = new CheckedRecursiveAction() { |
1456 |
jsr166 |
1.34 |
protected void realCompute() { |
1457 |
dl |
1.20 |
AsyncFib f = new AsyncFib(8); |
1458 |
|
|
f.completeExceptionally(new FJException()); |
1459 |
|
|
try { |
1460 |
|
|
f.invoke(); |
1461 |
|
|
shouldThrow(); |
1462 |
jsr166 |
1.24 |
} catch (FJException success) { |
1463 |
|
|
checkCompletedAbnormally(f, success); |
1464 |
|
|
} |
1465 |
dl |
1.20 |
}}; |
1466 |
|
|
testInvokeOnPool(singletonPool(), a); |
1467 |
|
|
} |
1468 |
|
|
|
1469 |
|
|
/** |
1470 |
|
|
* invokeAll(t1, t2) invokes all task arguments |
1471 |
|
|
*/ |
1472 |
|
|
public void testInvokeAll2Singleton() { |
1473 |
|
|
RecursiveAction a = new CheckedRecursiveAction() { |
1474 |
jsr166 |
1.34 |
protected void realCompute() { |
1475 |
dl |
1.20 |
AsyncFib f = new AsyncFib(8); |
1476 |
|
|
AsyncFib g = new AsyncFib(9); |
1477 |
|
|
invokeAll(f, g); |
1478 |
|
|
assertEquals(21, f.number); |
1479 |
|
|
assertEquals(34, g.number); |
1480 |
jsr166 |
1.24 |
checkCompletedNormally(f); |
1481 |
|
|
checkCompletedNormally(g); |
1482 |
dl |
1.20 |
}}; |
1483 |
|
|
testInvokeOnPool(singletonPool(), a); |
1484 |
|
|
} |
1485 |
|
|
|
1486 |
|
|
/** |
1487 |
|
|
* invokeAll(tasks) with 1 argument invokes task |
1488 |
|
|
*/ |
1489 |
|
|
public void testInvokeAll1Singleton() { |
1490 |
|
|
RecursiveAction a = new CheckedRecursiveAction() { |
1491 |
jsr166 |
1.34 |
protected void realCompute() { |
1492 |
dl |
1.20 |
AsyncFib f = new AsyncFib(8); |
1493 |
|
|
invokeAll(f); |
1494 |
jsr166 |
1.24 |
checkCompletedNormally(f); |
1495 |
dl |
1.20 |
assertEquals(21, f.number); |
1496 |
|
|
}}; |
1497 |
|
|
testInvokeOnPool(singletonPool(), a); |
1498 |
|
|
} |
1499 |
|
|
|
1500 |
|
|
/** |
1501 |
|
|
* invokeAll(tasks) with > 2 argument invokes tasks |
1502 |
|
|
*/ |
1503 |
|
|
public void testInvokeAll3Singleton() { |
1504 |
|
|
RecursiveAction a = new CheckedRecursiveAction() { |
1505 |
jsr166 |
1.34 |
protected void realCompute() { |
1506 |
dl |
1.20 |
AsyncFib f = new AsyncFib(8); |
1507 |
|
|
AsyncFib g = new AsyncFib(9); |
1508 |
|
|
AsyncFib h = new AsyncFib(7); |
1509 |
|
|
invokeAll(f, g, h); |
1510 |
|
|
assertEquals(21, f.number); |
1511 |
|
|
assertEquals(34, g.number); |
1512 |
|
|
assertEquals(13, h.number); |
1513 |
jsr166 |
1.24 |
checkCompletedNormally(f); |
1514 |
|
|
checkCompletedNormally(g); |
1515 |
|
|
checkCompletedNormally(h); |
1516 |
dl |
1.20 |
}}; |
1517 |
|
|
testInvokeOnPool(singletonPool(), a); |
1518 |
|
|
} |
1519 |
|
|
|
1520 |
|
|
/** |
1521 |
|
|
* invokeAll(collection) invokes all tasks in the collection |
1522 |
|
|
*/ |
1523 |
|
|
public void testInvokeAllCollectionSingleton() { |
1524 |
|
|
RecursiveAction a = new CheckedRecursiveAction() { |
1525 |
jsr166 |
1.34 |
protected void realCompute() { |
1526 |
dl |
1.20 |
AsyncFib f = new AsyncFib(8); |
1527 |
|
|
AsyncFib g = new AsyncFib(9); |
1528 |
|
|
AsyncFib h = new AsyncFib(7); |
1529 |
|
|
HashSet set = new HashSet(); |
1530 |
|
|
set.add(f); |
1531 |
|
|
set.add(g); |
1532 |
|
|
set.add(h); |
1533 |
|
|
invokeAll(set); |
1534 |
|
|
assertEquals(21, f.number); |
1535 |
|
|
assertEquals(34, g.number); |
1536 |
|
|
assertEquals(13, h.number); |
1537 |
jsr166 |
1.24 |
checkCompletedNormally(f); |
1538 |
|
|
checkCompletedNormally(g); |
1539 |
|
|
checkCompletedNormally(h); |
1540 |
dl |
1.20 |
}}; |
1541 |
|
|
testInvokeOnPool(singletonPool(), a); |
1542 |
|
|
} |
1543 |
|
|
|
1544 |
|
|
/** |
1545 |
|
|
* invokeAll(tasks) with any null task throws NPE |
1546 |
|
|
*/ |
1547 |
|
|
public void testInvokeAllNPESingleton() { |
1548 |
|
|
RecursiveAction a = new CheckedRecursiveAction() { |
1549 |
jsr166 |
1.34 |
protected void realCompute() { |
1550 |
dl |
1.20 |
AsyncFib f = new AsyncFib(8); |
1551 |
|
|
AsyncFib g = new AsyncFib(9); |
1552 |
|
|
AsyncFib h = null; |
1553 |
|
|
try { |
1554 |
|
|
invokeAll(f, g, h); |
1555 |
|
|
shouldThrow(); |
1556 |
|
|
} catch (NullPointerException success) {} |
1557 |
|
|
}}; |
1558 |
|
|
testInvokeOnPool(singletonPool(), a); |
1559 |
|
|
} |
1560 |
|
|
|
1561 |
|
|
/** |
1562 |
|
|
* invokeAll(t1, t2) throw exception if any task does |
1563 |
|
|
*/ |
1564 |
|
|
public void testAbnormalInvokeAll2Singleton() { |
1565 |
|
|
RecursiveAction a = new CheckedRecursiveAction() { |
1566 |
jsr166 |
1.34 |
protected void realCompute() { |
1567 |
dl |
1.20 |
AsyncFib f = new AsyncFib(8); |
1568 |
|
|
FailingAsyncFib g = new FailingAsyncFib(9); |
1569 |
jsr166 |
1.45 |
ForkJoinTask[] tasks = { f, g }; |
1570 |
|
|
Collections.shuffle(Arrays.asList(tasks)); |
1571 |
dl |
1.20 |
try { |
1572 |
jsr166 |
1.45 |
invokeAll(tasks); |
1573 |
dl |
1.20 |
shouldThrow(); |
1574 |
jsr166 |
1.24 |
} catch (FJException success) { |
1575 |
|
|
checkCompletedAbnormally(g, success); |
1576 |
|
|
} |
1577 |
dl |
1.20 |
}}; |
1578 |
|
|
testInvokeOnPool(singletonPool(), a); |
1579 |
|
|
} |
1580 |
|
|
|
1581 |
|
|
/** |
1582 |
|
|
* invokeAll(tasks) with 1 argument throws exception if task does |
1583 |
|
|
*/ |
1584 |
|
|
public void testAbnormalInvokeAll1Singleton() { |
1585 |
|
|
RecursiveAction a = new CheckedRecursiveAction() { |
1586 |
jsr166 |
1.34 |
protected void realCompute() { |
1587 |
dl |
1.20 |
FailingAsyncFib g = new FailingAsyncFib(9); |
1588 |
|
|
try { |
1589 |
|
|
invokeAll(g); |
1590 |
|
|
shouldThrow(); |
1591 |
jsr166 |
1.24 |
} catch (FJException success) { |
1592 |
|
|
checkCompletedAbnormally(g, success); |
1593 |
|
|
} |
1594 |
dl |
1.20 |
}}; |
1595 |
|
|
testInvokeOnPool(singletonPool(), a); |
1596 |
|
|
} |
1597 |
|
|
|
1598 |
|
|
/** |
1599 |
|
|
* invokeAll(tasks) with > 2 argument throws exception if any task does |
1600 |
|
|
*/ |
1601 |
|
|
public void testAbnormalInvokeAll3Singleton() { |
1602 |
|
|
RecursiveAction a = new CheckedRecursiveAction() { |
1603 |
jsr166 |
1.34 |
protected void realCompute() { |
1604 |
dl |
1.20 |
AsyncFib f = new AsyncFib(8); |
1605 |
|
|
FailingAsyncFib g = new FailingAsyncFib(9); |
1606 |
|
|
AsyncFib h = new AsyncFib(7); |
1607 |
jsr166 |
1.45 |
ForkJoinTask[] tasks = { f, g, h }; |
1608 |
|
|
Collections.shuffle(Arrays.asList(tasks)); |
1609 |
dl |
1.20 |
try { |
1610 |
jsr166 |
1.45 |
invokeAll(tasks); |
1611 |
dl |
1.20 |
shouldThrow(); |
1612 |
jsr166 |
1.24 |
} catch (FJException success) { |
1613 |
|
|
checkCompletedAbnormally(g, success); |
1614 |
|
|
} |
1615 |
dl |
1.20 |
}}; |
1616 |
|
|
testInvokeOnPool(singletonPool(), a); |
1617 |
|
|
} |
1618 |
|
|
|
1619 |
|
|
/** |
1620 |
jsr166 |
1.37 |
* invokeAll(collection) throws exception if any task does |
1621 |
dl |
1.20 |
*/ |
1622 |
|
|
public void testAbnormalInvokeAllCollectionSingleton() { |
1623 |
|
|
RecursiveAction a = new CheckedRecursiveAction() { |
1624 |
jsr166 |
1.34 |
protected void realCompute() { |
1625 |
dl |
1.20 |
FailingAsyncFib f = new FailingAsyncFib(8); |
1626 |
|
|
AsyncFib g = new AsyncFib(9); |
1627 |
|
|
AsyncFib h = new AsyncFib(7); |
1628 |
jsr166 |
1.45 |
ForkJoinTask[] tasks = { f, g, h }; |
1629 |
|
|
List taskList = Arrays.asList(tasks); |
1630 |
|
|
Collections.shuffle(taskList); |
1631 |
dl |
1.20 |
try { |
1632 |
jsr166 |
1.45 |
invokeAll(taskList); |
1633 |
dl |
1.20 |
shouldThrow(); |
1634 |
jsr166 |
1.24 |
} catch (FJException success) { |
1635 |
|
|
checkCompletedAbnormally(f, success); |
1636 |
|
|
} |
1637 |
dl |
1.20 |
}}; |
1638 |
|
|
testInvokeOnPool(singletonPool(), a); |
1639 |
|
|
} |
1640 |
|
|
|
1641 |
dl |
1.35 |
/** |
1642 |
|
|
* ForkJoinTask.quietlyComplete returns when task completes |
1643 |
|
|
* normally without setting a value. The most recent value |
1644 |
|
|
* established by setRawResult(V) (or null by default) is returned |
1645 |
|
|
* from invoke. |
1646 |
|
|
*/ |
1647 |
|
|
public void testQuietlyComplete() { |
1648 |
|
|
RecursiveAction a = new CheckedRecursiveAction() { |
1649 |
|
|
protected void realCompute() { |
1650 |
|
|
AsyncFib f = new AsyncFib(8); |
1651 |
|
|
f.quietlyComplete(); |
1652 |
|
|
assertEquals(8, f.number); |
1653 |
|
|
checkCompletedNormally(f); |
1654 |
|
|
}}; |
1655 |
|
|
testInvokeOnPool(mainPool(), a); |
1656 |
|
|
} |
1657 |
|
|
|
1658 |
dl |
1.1 |
} |