1 |
|
/* |
2 |
< |
* Written by members of JCP JSR-166 Expert Group and released to the |
3 |
< |
* public domain. Use, modify, and redistribute this code in any way |
4 |
< |
* without acknowledgement. Other contributors include Andrew Wright, |
5 |
< |
* Jeffrey Hayes, Pat Fischer, Mike Judd. |
2 |
> |
* Written by Doug Lea with assistance from members of JCP JSR-166 |
3 |
> |
* Expert Group and released to the public domain, as explained at |
4 |
> |
* http://creativecommons.org/licenses/publicdomain |
5 |
> |
* Other contributors include Andrew Wright, Jeffrey Hayes, |
6 |
> |
* Pat Fisher, Mike Judd. |
7 |
|
*/ |
8 |
|
|
9 |
|
|
10 |
|
import junit.framework.*; |
11 |
|
import java.util.*; |
12 |
|
import java.util.concurrent.*; |
13 |
+ |
import static java.util.concurrent.TimeUnit.MILLISECONDS; |
14 |
|
import java.math.BigInteger; |
15 |
|
import java.security.*; |
16 |
|
|
17 |
< |
public class AbstractExecutorServiceTest extends JSR166TestCase{ |
17 |
> |
public class AbstractExecutorServiceTest extends JSR166TestCase { |
18 |
|
public static void main(String[] args) { |
19 |
< |
junit.textui.TestRunner.run (suite()); |
19 |
> |
junit.textui.TestRunner.run(suite()); |
20 |
|
} |
21 |
|
public static Test suite() { |
22 |
< |
return new TestSuite(ExecutorsTest.class); |
22 |
> |
return new TestSuite(AbstractExecutorServiceTest.class); |
23 |
|
} |
24 |
|
|
25 |
< |
/** |
25 |
> |
/** |
26 |
|
* A no-frills implementation of AbstractExecutorService, designed |
27 |
< |
* to test the submit/invoke methods only. |
27 |
> |
* to test the submit methods only. |
28 |
|
*/ |
29 |
|
static class DirectExecutorService extends AbstractExecutorService { |
30 |
|
public void execute(Runnable r) { r.run(); } |
36 |
|
private volatile boolean shutdown = false; |
37 |
|
} |
38 |
|
|
39 |
< |
private static final String TEST_STRING = "a test string"; |
40 |
< |
|
41 |
< |
private static class StringTask implements Callable<String> { |
42 |
< |
public String call() { return TEST_STRING; } |
39 |
> |
/** |
40 |
> |
* execute(runnable) runs it to completion |
41 |
> |
*/ |
42 |
> |
public void testExecuteRunnable() throws Exception { |
43 |
> |
ExecutorService e = new DirectExecutorService(); |
44 |
> |
TrackedShortRunnable task = new TrackedShortRunnable(); |
45 |
> |
assertFalse(task.done); |
46 |
> |
Future<?> future = e.submit(task); |
47 |
> |
future.get(); |
48 |
> |
assertTrue(task.done); |
49 |
|
} |
50 |
|
|
51 |
+ |
|
52 |
|
/** |
53 |
< |
* execute of runnable runs it to completion |
53 |
> |
* Completed submit(callable) returns result |
54 |
|
*/ |
55 |
< |
public void testExecuteRunnable() { |
56 |
< |
try { |
57 |
< |
ExecutorService e = new DirectExecutorService(); |
58 |
< |
TrackedShortRunnable task = new TrackedShortRunnable(); |
59 |
< |
assertFalse(task.done); |
51 |
< |
Future<?> future = e.submit(task); |
52 |
< |
future.get(); |
53 |
< |
assertTrue(task.done); |
54 |
< |
} |
55 |
< |
catch (ExecutionException ex) { |
56 |
< |
unexpectedException(); |
57 |
< |
} |
58 |
< |
catch (InterruptedException ex) { |
59 |
< |
unexpectedException(); |
60 |
< |
} |
55 |
> |
public void testSubmitCallable() throws Exception { |
56 |
> |
ExecutorService e = new DirectExecutorService(); |
57 |
> |
Future<String> future = e.submit(new StringTask()); |
58 |
> |
String result = future.get(); |
59 |
> |
assertSame(TEST_STRING, result); |
60 |
|
} |
61 |
|
|
62 |
+ |
/** |
63 |
+ |
* Completed submit(runnable) returns successfully |
64 |
+ |
*/ |
65 |
+ |
public void testSubmitRunnable() throws Exception { |
66 |
+ |
ExecutorService e = new DirectExecutorService(); |
67 |
+ |
Future<?> future = e.submit(new NoOpRunnable()); |
68 |
+ |
future.get(); |
69 |
+ |
assertTrue(future.isDone()); |
70 |
+ |
} |
71 |
|
|
72 |
|
/** |
73 |
< |
* execute of a callable runs it to completion |
73 |
> |
* Completed submit(runnable, result) returns result |
74 |
|
*/ |
75 |
< |
public void testExecuteCallable() { |
76 |
< |
try { |
77 |
< |
ExecutorService e = new DirectExecutorService(); |
78 |
< |
Future<String> future = e.submit(new StringTask()); |
79 |
< |
String result = future.get(); |
72 |
< |
assertSame(TEST_STRING, result); |
73 |
< |
} |
74 |
< |
catch (ExecutionException ex) { |
75 |
< |
unexpectedException(); |
76 |
< |
} |
77 |
< |
catch (InterruptedException ex) { |
78 |
< |
unexpectedException(); |
79 |
< |
} |
75 |
> |
public void testSubmitRunnable2() throws Exception { |
76 |
> |
ExecutorService e = new DirectExecutorService(); |
77 |
> |
Future<String> future = e.submit(new NoOpRunnable(), TEST_STRING); |
78 |
> |
String result = future.get(); |
79 |
> |
assertSame(TEST_STRING, result); |
80 |
|
} |
81 |
|
|
82 |
|
|
83 |
|
/** |
84 |
< |
* execute of a privileged action runs it to completion |
84 |
> |
* A submitted privileged action runs to completion |
85 |
|
*/ |
86 |
< |
public void testExecutePrivilegedAction() { |
87 |
< |
Policy savedPolicy = Policy.getPolicy(); |
88 |
< |
AdjustablePolicy policy = new AdjustablePolicy(); |
89 |
< |
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
90 |
< |
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
91 |
< |
Policy.setPolicy(policy); |
92 |
< |
try { |
93 |
< |
ExecutorService e = new DirectExecutorService(); |
94 |
< |
Future future = e.submit(Executors.callable(new PrivilegedAction() { |
86 |
> |
public void testSubmitPrivilegedAction() throws Exception { |
87 |
> |
Runnable r = new CheckedRunnable() { |
88 |
> |
public void realRun() throws Exception { |
89 |
> |
ExecutorService e = new DirectExecutorService(); |
90 |
> |
Future future = e.submit(Executors.callable(new PrivilegedAction() { |
91 |
|
public Object run() { |
92 |
|
return TEST_STRING; |
93 |
|
}})); |
94 |
|
|
95 |
< |
Object result = future.get(); |
96 |
< |
assertSame(TEST_STRING, result); |
97 |
< |
} |
98 |
< |
catch (ExecutionException ex) { |
99 |
< |
unexpectedException(); |
100 |
< |
} |
101 |
< |
catch (InterruptedException ex) { |
106 |
< |
unexpectedException(); |
107 |
< |
} |
108 |
< |
finally { |
109 |
< |
Policy.setPolicy(savedPolicy); |
110 |
< |
} |
95 |
> |
assertSame(TEST_STRING, future.get()); |
96 |
> |
}}; |
97 |
> |
|
98 |
> |
runWithPermissions(r, |
99 |
> |
new RuntimePermission("getClassLoader"), |
100 |
> |
new RuntimePermission("setContextClassLoader"), |
101 |
> |
new RuntimePermission("modifyThread")); |
102 |
|
} |
103 |
|
|
104 |
|
/** |
105 |
< |
* execute of a privileged exception action runs it to completion |
105 |
> |
* A submitted privileged exception action runs to completion |
106 |
|
*/ |
107 |
< |
public void testExecutePrivilegedExceptionAction() { |
108 |
< |
Policy savedPolicy = Policy.getPolicy(); |
109 |
< |
AdjustablePolicy policy = new AdjustablePolicy(); |
110 |
< |
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
111 |
< |
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
121 |
< |
Policy.setPolicy(policy); |
122 |
< |
try { |
123 |
< |
ExecutorService e = new DirectExecutorService(); |
124 |
< |
Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() { |
107 |
> |
public void testSubmitPrivilegedExceptionAction() throws Exception { |
108 |
> |
Runnable r = new CheckedRunnable() { |
109 |
> |
public void realRun() throws Exception { |
110 |
> |
ExecutorService e = new DirectExecutorService(); |
111 |
> |
Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() { |
112 |
|
public Object run() { |
113 |
|
return TEST_STRING; |
114 |
|
}})); |
115 |
|
|
116 |
< |
Object result = future.get(); |
117 |
< |
assertSame(TEST_STRING, result); |
118 |
< |
} |
119 |
< |
catch (ExecutionException ex) { |
133 |
< |
unexpectedException(); |
134 |
< |
} |
135 |
< |
catch (InterruptedException ex) { |
136 |
< |
unexpectedException(); |
137 |
< |
} |
138 |
< |
finally { |
139 |
< |
Policy.setPolicy(savedPolicy); |
140 |
< |
} |
116 |
> |
assertSame(TEST_STRING, future.get()); |
117 |
> |
}}; |
118 |
> |
|
119 |
> |
runWithPermissions(r); |
120 |
|
} |
121 |
|
|
122 |
|
/** |
123 |
< |
* execute of a failed privileged exception action reports exception |
123 |
> |
* A submitted failed privileged exception action reports exception |
124 |
|
*/ |
125 |
< |
public void testExecuteFailedPrivilegedExceptionAction() { |
126 |
< |
Policy savedPolicy = Policy.getPolicy(); |
127 |
< |
AdjustablePolicy policy = new AdjustablePolicy(); |
128 |
< |
policy.addPermission(new RuntimePermission("getContextClassLoader")); |
129 |
< |
policy.addPermission(new RuntimePermission("setContextClassLoader")); |
151 |
< |
Policy.setPolicy(policy); |
152 |
< |
try { |
153 |
< |
ExecutorService e = new DirectExecutorService(); |
154 |
< |
Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() { |
125 |
> |
public void testSubmitFailedPrivilegedExceptionAction() throws Exception { |
126 |
> |
Runnable r = new CheckedRunnable() { |
127 |
> |
public void realRun() throws Exception { |
128 |
> |
ExecutorService e = new DirectExecutorService(); |
129 |
> |
Future future = e.submit(Executors.callable(new PrivilegedExceptionAction() { |
130 |
|
public Object run() throws Exception { |
131 |
|
throw new IndexOutOfBoundsException(); |
132 |
|
}})); |
133 |
|
|
134 |
< |
Object result = future.get(); |
134 |
> |
try { |
135 |
> |
future.get(); |
136 |
> |
shouldThrow(); |
137 |
> |
} catch (ExecutionException success) { |
138 |
> |
assertTrue(success.getCause() instanceof IndexOutOfBoundsException); |
139 |
> |
}}}; |
140 |
> |
|
141 |
> |
runWithPermissions(r); |
142 |
> |
} |
143 |
> |
|
144 |
> |
/** |
145 |
> |
* execute(null runnable) throws NPE |
146 |
> |
*/ |
147 |
> |
public void testExecuteNullRunnable() { |
148 |
> |
try { |
149 |
> |
ExecutorService e = new DirectExecutorService(); |
150 |
> |
e.submit((Runnable) null); |
151 |
|
shouldThrow(); |
152 |
< |
} |
162 |
< |
catch (ExecutionException success) { |
163 |
< |
} |
164 |
< |
catch (InterruptedException ex) { |
165 |
< |
unexpectedException(); |
166 |
< |
} |
167 |
< |
finally { |
168 |
< |
Policy.setPolicy(savedPolicy); |
169 |
< |
} |
152 |
> |
} catch (NullPointerException success) {} |
153 |
|
} |
154 |
|
|
155 |
+ |
|
156 |
|
/** |
157 |
< |
* invoke of a callable runs it to completion |
157 |
> |
* submit(null callable) throws NPE |
158 |
|
*/ |
159 |
< |
public void testInvokeCallable() { |
159 |
> |
public void testSubmitNullCallable() { |
160 |
|
try { |
161 |
|
ExecutorService e = new DirectExecutorService(); |
162 |
< |
String result = e.invoke(new StringTask()); |
162 |
> |
e.submit((Callable) null); |
163 |
> |
shouldThrow(); |
164 |
> |
} catch (NullPointerException success) {} |
165 |
> |
} |
166 |
|
|
167 |
< |
assertSame(TEST_STRING, result); |
167 |
> |
/** |
168 |
> |
* submit(runnable) throws RejectedExecutionException if |
169 |
> |
* executor is saturated. |
170 |
> |
*/ |
171 |
> |
public void testExecute1() { |
172 |
> |
ThreadPoolExecutor p = |
173 |
> |
new ThreadPoolExecutor(1, 1, |
174 |
> |
60, TimeUnit.SECONDS, |
175 |
> |
new ArrayBlockingQueue<Runnable>(1)); |
176 |
> |
try { |
177 |
> |
for (int i = 0; i < 2; ++i) |
178 |
> |
p.submit(new MediumRunnable()); |
179 |
> |
for (int i = 0; i < 2; ++i) { |
180 |
> |
try { |
181 |
> |
p.submit(new MediumRunnable()); |
182 |
> |
shouldThrow(); |
183 |
> |
} catch (RejectedExecutionException success) {} |
184 |
> |
} |
185 |
> |
} finally { |
186 |
> |
joinPool(p); |
187 |
|
} |
188 |
< |
catch (ExecutionException ex) { |
189 |
< |
unexpectedException(); |
188 |
> |
} |
189 |
> |
|
190 |
> |
/** |
191 |
> |
* submit(callable) throws RejectedExecutionException |
192 |
> |
* if executor is saturated. |
193 |
> |
*/ |
194 |
> |
public void testExecute2() { |
195 |
> |
ThreadPoolExecutor p = |
196 |
> |
new ThreadPoolExecutor(1, 1, |
197 |
> |
60, TimeUnit.SECONDS, |
198 |
> |
new ArrayBlockingQueue<Runnable>(1)); |
199 |
> |
try { |
200 |
> |
for (int i = 0; i < 2; ++i) |
201 |
> |
p.submit(new MediumRunnable()); |
202 |
> |
for (int i = 0; i < 2; ++i) { |
203 |
> |
try { |
204 |
> |
p.submit(new SmallCallable()); |
205 |
> |
shouldThrow(); |
206 |
> |
} catch (RejectedExecutionException success) {} |
207 |
> |
} |
208 |
> |
} finally { |
209 |
> |
joinPool(p); |
210 |
|
} |
211 |
< |
catch (InterruptedException ex) { |
212 |
< |
unexpectedException(); |
211 |
> |
} |
212 |
> |
|
213 |
> |
|
214 |
> |
/** |
215 |
> |
* submit(callable).get() throws InterruptedException if interrupted |
216 |
> |
*/ |
217 |
> |
public void testInterruptedSubmit() throws InterruptedException { |
218 |
> |
final CountDownLatch submitted = new CountDownLatch(1); |
219 |
> |
final CountDownLatch quittingTime = new CountDownLatch(1); |
220 |
> |
final ExecutorService p |
221 |
> |
= new ThreadPoolExecutor(1,1,60, TimeUnit.SECONDS, |
222 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
223 |
> |
final Callable<Void> awaiter = new CheckedCallable<Void>() { |
224 |
> |
public Void realCall() throws InterruptedException { |
225 |
> |
quittingTime.await(); |
226 |
> |
return null; |
227 |
> |
}}; |
228 |
> |
try { |
229 |
> |
Thread t = new Thread(new CheckedInterruptedRunnable() { |
230 |
> |
public void realRun() throws Exception { |
231 |
> |
Future<Void> future = p.submit(awaiter); |
232 |
> |
submitted.countDown(); |
233 |
> |
future.get(); |
234 |
> |
}}); |
235 |
> |
t.start(); |
236 |
> |
submitted.await(); |
237 |
> |
t.interrupt(); |
238 |
> |
t.join(); |
239 |
> |
} finally { |
240 |
> |
quittingTime.countDown(); |
241 |
> |
joinPool(p); |
242 |
|
} |
243 |
|
} |
244 |
|
|
245 |
|
/** |
246 |
< |
* execute with a null runnable throws NPE |
246 |
> |
* get of submitted callable throws InterruptedException if callable |
247 |
> |
* interrupted |
248 |
|
*/ |
249 |
< |
public void testExecuteNullRunnable() { |
249 |
> |
public void testSubmitIE() throws InterruptedException { |
250 |
> |
final ThreadPoolExecutor p = |
251 |
> |
new ThreadPoolExecutor(1, 1, |
252 |
> |
60, TimeUnit.SECONDS, |
253 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
254 |
> |
|
255 |
> |
Thread t = new Thread(new CheckedInterruptedRunnable() { |
256 |
> |
public void realRun() throws Exception { |
257 |
> |
p.submit(new SmallCallable()).get(); |
258 |
> |
}}); |
259 |
> |
|
260 |
> |
t.start(); |
261 |
> |
Thread.sleep(SHORT_DELAY_MS); |
262 |
> |
t.interrupt(); |
263 |
> |
t.join(); |
264 |
> |
joinPool(p); |
265 |
> |
} |
266 |
> |
|
267 |
> |
/** |
268 |
> |
* get of submit(callable) throws ExecutionException if callable |
269 |
> |
* throws exception |
270 |
> |
*/ |
271 |
> |
public void testSubmitEE() throws InterruptedException { |
272 |
> |
ThreadPoolExecutor p = |
273 |
> |
new ThreadPoolExecutor(1, 1, |
274 |
> |
60, TimeUnit.SECONDS, |
275 |
> |
new ArrayBlockingQueue<Runnable>(10)); |
276 |
> |
|
277 |
> |
Callable c = new Callable() { |
278 |
> |
public Object call() { return 5/0; }}; |
279 |
> |
|
280 |
|
try { |
281 |
< |
ExecutorService e = new DirectExecutorService(); |
196 |
< |
TrackedShortRunnable task = null; |
197 |
< |
Future<?> future = e.submit(task); |
281 |
> |
p.submit(c).get(); |
282 |
|
shouldThrow(); |
283 |
+ |
} catch (ExecutionException success) { |
284 |
+ |
assertTrue(success.getCause() instanceof ArithmeticException); |
285 |
|
} |
286 |
< |
catch (NullPointerException success) { |
201 |
< |
} |
202 |
< |
catch (Exception ex) { |
203 |
< |
unexpectedException(); |
204 |
< |
} |
286 |
> |
joinPool(p); |
287 |
|
} |
288 |
|
|
207 |
– |
|
289 |
|
/** |
290 |
< |
* execute of a null callable throws NPE |
290 |
> |
* invokeAny(null) throws NPE |
291 |
|
*/ |
292 |
< |
public void testExecuteNullCallable() { |
292 |
> |
public void testInvokeAny1() |
293 |
> |
throws InterruptedException, ExecutionException { |
294 |
> |
ExecutorService e = new DirectExecutorService(); |
295 |
|
try { |
296 |
< |
ExecutorService e = new DirectExecutorService(); |
214 |
< |
StringTask t = null; |
215 |
< |
Future<String> future = e.submit(t); |
296 |
> |
e.invokeAny(null); |
297 |
|
shouldThrow(); |
298 |
+ |
} catch (NullPointerException success) { |
299 |
+ |
} finally { |
300 |
+ |
joinPool(e); |
301 |
|
} |
302 |
< |
catch (NullPointerException success) { |
302 |
> |
} |
303 |
> |
|
304 |
> |
/** |
305 |
> |
* invokeAny(empty collection) throws IAE |
306 |
> |
*/ |
307 |
> |
public void testInvokeAny2() |
308 |
> |
throws InterruptedException, ExecutionException { |
309 |
> |
ExecutorService e = new DirectExecutorService(); |
310 |
> |
try { |
311 |
> |
e.invokeAny(new ArrayList<Callable<String>>()); |
312 |
> |
shouldThrow(); |
313 |
> |
} catch (IllegalArgumentException success) { |
314 |
> |
} finally { |
315 |
> |
joinPool(e); |
316 |
|
} |
317 |
< |
catch (Exception ex) { |
318 |
< |
unexpectedException(); |
317 |
> |
} |
318 |
> |
|
319 |
> |
/** |
320 |
> |
* invokeAny(c) throws NPE if c has null elements |
321 |
> |
*/ |
322 |
> |
public void testInvokeAny3() throws Exception { |
323 |
> |
ExecutorService e = new DirectExecutorService(); |
324 |
> |
List<Callable<Integer>> l = new ArrayList<Callable<Integer>>(); |
325 |
> |
l.add(new Callable<Integer>() { |
326 |
> |
public Integer call() { return 5/0; }}); |
327 |
> |
l.add(null); |
328 |
> |
try { |
329 |
> |
e.invokeAny(l); |
330 |
> |
shouldThrow(); |
331 |
> |
} catch (NullPointerException success) { |
332 |
> |
} finally { |
333 |
> |
joinPool(e); |
334 |
|
} |
335 |
|
} |
336 |
|
|
337 |
|
/** |
338 |
< |
* invoke of a null callable throws NPE |
338 |
> |
* invokeAny(c) throws ExecutionException if no task in c completes |
339 |
|
*/ |
340 |
< |
public void testInvokeNullCallable() { |
340 |
> |
public void testInvokeAny4() throws InterruptedException { |
341 |
> |
ExecutorService e = new DirectExecutorService(); |
342 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
343 |
> |
l.add(new NPETask()); |
344 |
|
try { |
345 |
< |
ExecutorService e = new DirectExecutorService(); |
231 |
< |
StringTask t = null; |
232 |
< |
String result = e.invoke(t); |
345 |
> |
e.invokeAny(l); |
346 |
|
shouldThrow(); |
347 |
+ |
} catch (ExecutionException success) { |
348 |
+ |
assertTrue(success.getCause() instanceof NullPointerException); |
349 |
+ |
} finally { |
350 |
+ |
joinPool(e); |
351 |
|
} |
352 |
< |
catch (NullPointerException success) { |
352 |
> |
} |
353 |
> |
|
354 |
> |
/** |
355 |
> |
* invokeAny(c) returns result of some task in c if at least one completes |
356 |
> |
*/ |
357 |
> |
public void testInvokeAny5() throws Exception { |
358 |
> |
ExecutorService e = new DirectExecutorService(); |
359 |
> |
try { |
360 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
361 |
> |
l.add(new StringTask()); |
362 |
> |
l.add(new StringTask()); |
363 |
> |
String result = e.invokeAny(l); |
364 |
> |
assertSame(TEST_STRING, result); |
365 |
> |
} finally { |
366 |
> |
joinPool(e); |
367 |
|
} |
368 |
< |
catch (Exception ex) { |
369 |
< |
unexpectedException(); |
368 |
> |
} |
369 |
> |
|
370 |
> |
/** |
371 |
> |
* invokeAll(null) throws NPE |
372 |
> |
*/ |
373 |
> |
public void testInvokeAll1() throws InterruptedException { |
374 |
> |
ExecutorService e = new DirectExecutorService(); |
375 |
> |
try { |
376 |
> |
e.invokeAll(null); |
377 |
> |
shouldThrow(); |
378 |
> |
} catch (NullPointerException success) { |
379 |
> |
} finally { |
380 |
> |
joinPool(e); |
381 |
|
} |
382 |
|
} |
383 |
|
|
384 |
|
/** |
385 |
< |
* execute(Executor, Runnable) throws RejectedExecutionException |
244 |
< |
* if saturated. |
385 |
> |
* invokeAll(empty collection) returns empty collection |
386 |
|
*/ |
387 |
< |
public void testExecute1() { |
388 |
< |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1)); |
387 |
> |
public void testInvokeAll2() throws InterruptedException { |
388 |
> |
ExecutorService e = new DirectExecutorService(); |
389 |
|
try { |
390 |
+ |
List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>()); |
391 |
+ |
assertTrue(r.isEmpty()); |
392 |
+ |
} finally { |
393 |
+ |
joinPool(e); |
394 |
+ |
} |
395 |
+ |
} |
396 |
|
|
397 |
< |
for(int i = 0; i < 5; ++i){ |
398 |
< |
p.submit(new MediumRunnable()); |
399 |
< |
} |
397 |
> |
/** |
398 |
> |
* invokeAll(c) throws NPE if c has null elements |
399 |
> |
*/ |
400 |
> |
public void testInvokeAll3() throws InterruptedException { |
401 |
> |
ExecutorService e = new DirectExecutorService(); |
402 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
403 |
> |
l.add(new StringTask()); |
404 |
> |
l.add(null); |
405 |
> |
try { |
406 |
> |
e.invokeAll(l); |
407 |
|
shouldThrow(); |
408 |
< |
} catch(RejectedExecutionException success){} |
409 |
< |
joinPool(p); |
408 |
> |
} catch (NullPointerException success) { |
409 |
> |
} finally { |
410 |
> |
joinPool(e); |
411 |
> |
} |
412 |
|
} |
413 |
|
|
414 |
|
/** |
415 |
< |
* execute(Executor, Callable)throws RejectedExecutionException |
260 |
< |
* if saturated. |
415 |
> |
* get of returned element of invokeAll(c) throws exception on failed task |
416 |
|
*/ |
417 |
< |
public void testExecute2() { |
418 |
< |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,1, SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(1)); |
417 |
> |
public void testInvokeAll4() throws Exception { |
418 |
> |
ExecutorService e = new DirectExecutorService(); |
419 |
|
try { |
420 |
< |
for(int i = 0; i < 5; ++i) { |
421 |
< |
p.submit(new SmallCallable()); |
420 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
421 |
> |
l.add(new NPETask()); |
422 |
> |
List<Future<String>> futures = e.invokeAll(l); |
423 |
> |
assertEquals(1, futures.size()); |
424 |
> |
try { |
425 |
> |
futures.get(0).get(); |
426 |
> |
shouldThrow(); |
427 |
> |
} catch (ExecutionException success) { |
428 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
429 |
|
} |
430 |
< |
shouldThrow(); |
431 |
< |
} catch(RejectedExecutionException e){} |
432 |
< |
joinPool(p); |
430 |
> |
} finally { |
431 |
> |
joinPool(e); |
432 |
> |
} |
433 |
> |
} |
434 |
> |
|
435 |
> |
/** |
436 |
> |
* invokeAll(c) returns results of all completed tasks in c |
437 |
> |
*/ |
438 |
> |
public void testInvokeAll5() throws Exception { |
439 |
> |
ExecutorService e = new DirectExecutorService(); |
440 |
> |
try { |
441 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
442 |
> |
l.add(new StringTask()); |
443 |
> |
l.add(new StringTask()); |
444 |
> |
List<Future<String>> futures = e.invokeAll(l); |
445 |
> |
assertEquals(2, futures.size()); |
446 |
> |
for (Future<String> future : futures) |
447 |
> |
assertSame(TEST_STRING, future.get()); |
448 |
> |
} finally { |
449 |
> |
joinPool(e); |
450 |
> |
} |
451 |
|
} |
452 |
|
|
453 |
|
|
454 |
|
/** |
455 |
< |
* invoke(Executor, Callable) throws InterruptedException if |
276 |
< |
* caller interrupted. |
455 |
> |
* timed invokeAny(null) throws NPE |
456 |
|
*/ |
457 |
< |
public void testInterruptedInvoke() { |
458 |
< |
final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
459 |
< |
Thread t = new Thread(new Runnable() { |
460 |
< |
public void run() { |
461 |
< |
try { |
462 |
< |
p.invoke(new Callable<Object>() { |
463 |
< |
public Object call() { |
464 |
< |
try { |
465 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
466 |
< |
shouldThrow(); |
288 |
< |
} catch(InterruptedException e){ |
289 |
< |
} |
290 |
< |
return null; |
291 |
< |
} |
292 |
< |
}); |
293 |
< |
} catch(InterruptedException success){ |
294 |
< |
} catch(Exception e) { |
295 |
< |
unexpectedException(); |
296 |
< |
} |
457 |
> |
public void testTimedInvokeAny1() throws Exception { |
458 |
> |
ExecutorService e = new DirectExecutorService(); |
459 |
> |
try { |
460 |
> |
e.invokeAny(null, MEDIUM_DELAY_MS, MILLISECONDS); |
461 |
> |
shouldThrow(); |
462 |
> |
} catch (NullPointerException success) { |
463 |
> |
} finally { |
464 |
> |
joinPool(e); |
465 |
> |
} |
466 |
> |
} |
467 |
|
|
468 |
< |
} |
469 |
< |
}); |
468 |
> |
/** |
469 |
> |
* timed invokeAny(null time unit) throws NPE |
470 |
> |
*/ |
471 |
> |
public void testTimedInvokeAnyNullTimeUnit() throws Exception { |
472 |
> |
ExecutorService e = new DirectExecutorService(); |
473 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
474 |
> |
l.add(new StringTask()); |
475 |
|
try { |
476 |
< |
t.start(); |
477 |
< |
Thread.sleep(SHORT_DELAY_MS); |
478 |
< |
t.interrupt(); |
479 |
< |
} catch(Exception e){ |
480 |
< |
unexpectedException(); |
476 |
> |
e.invokeAny(l, MEDIUM_DELAY_MS, null); |
477 |
> |
shouldThrow(); |
478 |
> |
} catch (NullPointerException success) { |
479 |
> |
} finally { |
480 |
> |
joinPool(e); |
481 |
|
} |
307 |
– |
joinPool(p); |
482 |
|
} |
483 |
|
|
484 |
|
/** |
485 |
< |
* invoke(Executor, Callable) throws InterruptedException if |
312 |
< |
* callable throws exception |
485 |
> |
* timed invokeAny(empty collection) throws IAE |
486 |
|
*/ |
487 |
< |
public void testInvoke5() { |
488 |
< |
final ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
487 |
> |
public void testTimedInvokeAny2() throws Exception { |
488 |
> |
ExecutorService e = new DirectExecutorService(); |
489 |
> |
try { |
490 |
> |
e.invokeAny(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS); |
491 |
> |
shouldThrow(); |
492 |
> |
} catch (IllegalArgumentException success) { |
493 |
> |
} finally { |
494 |
> |
joinPool(e); |
495 |
> |
} |
496 |
> |
} |
497 |
|
|
498 |
< |
final Callable c = new Callable() { |
499 |
< |
public Object call() { |
500 |
< |
try { |
501 |
< |
p.invoke(new SmallCallable()); |
502 |
< |
shouldThrow(); |
503 |
< |
} catch(InterruptedException e){} |
504 |
< |
catch(RejectedExecutionException e2){} |
505 |
< |
catch(ExecutionException e3){} |
506 |
< |
return Boolean.TRUE; |
507 |
< |
} |
508 |
< |
}; |
498 |
> |
/** |
499 |
> |
* timed invokeAny(c) throws NPE if c has null elements |
500 |
> |
*/ |
501 |
> |
public void testTimedInvokeAny3() throws Exception { |
502 |
> |
ExecutorService e = new DirectExecutorService(); |
503 |
> |
List<Callable<Integer>> l = new ArrayList<Callable<Integer>>(); |
504 |
> |
l.add(new Callable<Integer>() { |
505 |
> |
public Integer call() { return 5/0; }}); |
506 |
> |
l.add(null); |
507 |
> |
try { |
508 |
> |
e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
509 |
> |
shouldThrow(); |
510 |
> |
} catch (NullPointerException success) { |
511 |
> |
} finally { |
512 |
> |
joinPool(e); |
513 |
> |
} |
514 |
> |
} |
515 |
|
|
516 |
+ |
/** |
517 |
+ |
* timed invokeAny(c) throws ExecutionException if no task completes |
518 |
+ |
*/ |
519 |
+ |
public void testTimedInvokeAny4() throws Exception { |
520 |
+ |
ExecutorService e = new DirectExecutorService(); |
521 |
+ |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
522 |
+ |
l.add(new NPETask()); |
523 |
+ |
try { |
524 |
+ |
e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
525 |
+ |
shouldThrow(); |
526 |
+ |
} catch (ExecutionException success) { |
527 |
+ |
assertTrue(success.getCause() instanceof NullPointerException); |
528 |
+ |
} finally { |
529 |
+ |
joinPool(e); |
530 |
+ |
} |
531 |
+ |
} |
532 |
|
|
533 |
+ |
/** |
534 |
+ |
* timed invokeAny(c) returns result of some task in c |
535 |
+ |
*/ |
536 |
+ |
public void testTimedInvokeAny5() throws Exception { |
537 |
+ |
ExecutorService e = new DirectExecutorService(); |
538 |
+ |
try { |
539 |
+ |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
540 |
+ |
l.add(new StringTask()); |
541 |
+ |
l.add(new StringTask()); |
542 |
+ |
String result = e.invokeAny(l, MEDIUM_DELAY_MS, MILLISECONDS); |
543 |
+ |
assertSame(TEST_STRING, result); |
544 |
+ |
} finally { |
545 |
+ |
joinPool(e); |
546 |
+ |
} |
547 |
+ |
} |
548 |
|
|
549 |
< |
Thread t = new Thread(new Runnable() { |
550 |
< |
public void run() { |
551 |
< |
try { |
552 |
< |
c.call(); |
553 |
< |
} catch(Exception e){} |
336 |
< |
} |
337 |
< |
}); |
549 |
> |
/** |
550 |
> |
* timed invokeAll(null) throws NPE |
551 |
> |
*/ |
552 |
> |
public void testTimedInvokeAll1() throws InterruptedException { |
553 |
> |
ExecutorService e = new DirectExecutorService(); |
554 |
|
try { |
555 |
< |
t.start(); |
556 |
< |
Thread.sleep(SHORT_DELAY_MS); |
557 |
< |
t.interrupt(); |
558 |
< |
t.join(); |
559 |
< |
} catch(InterruptedException e){ |
344 |
< |
unexpectedException(); |
555 |
> |
e.invokeAll(null, MEDIUM_DELAY_MS, MILLISECONDS); |
556 |
> |
shouldThrow(); |
557 |
> |
} catch (NullPointerException success) { |
558 |
> |
} finally { |
559 |
> |
joinPool(e); |
560 |
|
} |
561 |
+ |
} |
562 |
|
|
563 |
< |
joinPool(p); |
563 |
> |
/** |
564 |
> |
* timed invokeAll(null time unit) throws NPE |
565 |
> |
*/ |
566 |
> |
public void testTimedInvokeAllNullTimeUnit() throws InterruptedException { |
567 |
> |
ExecutorService e = new DirectExecutorService(); |
568 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
569 |
> |
l.add(new StringTask()); |
570 |
> |
try { |
571 |
> |
e.invokeAll(l, MEDIUM_DELAY_MS, null); |
572 |
> |
shouldThrow(); |
573 |
> |
} catch (NullPointerException success) { |
574 |
> |
} finally { |
575 |
> |
joinPool(e); |
576 |
> |
} |
577 |
|
} |
578 |
|
|
579 |
|
/** |
580 |
< |
* invoke(Executor, Callable) will throw ExecutionException |
352 |
< |
* if callable throws exception |
580 |
> |
* timed invokeAll(empty collection) returns empty collection |
581 |
|
*/ |
582 |
< |
public void testInvoke6() { |
583 |
< |
ThreadPoolExecutor p = new ThreadPoolExecutor(1,1,SHORT_DELAY_MS, TimeUnit.MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); |
582 |
> |
public void testTimedInvokeAll2() throws InterruptedException { |
583 |
> |
ExecutorService e = new DirectExecutorService(); |
584 |
> |
try { |
585 |
> |
List<Future<String>> r = e.invokeAll(new ArrayList<Callable<String>>(), MEDIUM_DELAY_MS, MILLISECONDS); |
586 |
> |
assertTrue(r.isEmpty()); |
587 |
> |
} finally { |
588 |
> |
joinPool(e); |
589 |
> |
} |
590 |
> |
} |
591 |
|
|
592 |
+ |
/** |
593 |
+ |
* timed invokeAll(c) throws NPE if c has null elements |
594 |
+ |
*/ |
595 |
+ |
public void testTimedInvokeAll3() throws InterruptedException { |
596 |
+ |
ExecutorService e = new DirectExecutorService(); |
597 |
+ |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
598 |
+ |
l.add(new StringTask()); |
599 |
+ |
l.add(null); |
600 |
|
try { |
601 |
< |
Callable c = new Callable() { |
602 |
< |
public Object call() { |
603 |
< |
int i = 5/0; |
604 |
< |
return Boolean.TRUE; |
605 |
< |
} |
606 |
< |
}; |
601 |
> |
e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
602 |
> |
shouldThrow(); |
603 |
> |
} catch (NullPointerException success) { |
604 |
> |
} finally { |
605 |
> |
joinPool(e); |
606 |
> |
} |
607 |
> |
} |
608 |
|
|
609 |
< |
for(int i =0; i < 5; i++){ |
610 |
< |
p.invoke(c); |
609 |
> |
/** |
610 |
> |
* get of returned element of invokeAll(c) throws exception on failed task |
611 |
> |
*/ |
612 |
> |
public void testTimedInvokeAll4() throws Exception { |
613 |
> |
ExecutorService e = new DirectExecutorService(); |
614 |
> |
try { |
615 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
616 |
> |
l.add(new NPETask()); |
617 |
> |
List<Future<String>> futures = |
618 |
> |
e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
619 |
> |
assertEquals(1, futures.size()); |
620 |
> |
try { |
621 |
> |
futures.get(0).get(); |
622 |
> |
shouldThrow(); |
623 |
> |
} catch (ExecutionException success) { |
624 |
> |
assertTrue(success.getCause() instanceof NullPointerException); |
625 |
|
} |
626 |
+ |
} finally { |
627 |
+ |
joinPool(e); |
628 |
+ |
} |
629 |
+ |
} |
630 |
|
|
631 |
< |
shouldThrow(); |
631 |
> |
/** |
632 |
> |
* timed invokeAll(c) returns results of all completed tasks in c |
633 |
> |
*/ |
634 |
> |
public void testTimedInvokeAll5() throws Exception { |
635 |
> |
ExecutorService e = new DirectExecutorService(); |
636 |
> |
try { |
637 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
638 |
> |
l.add(new StringTask()); |
639 |
> |
l.add(new StringTask()); |
640 |
> |
List<Future<String>> futures = |
641 |
> |
e.invokeAll(l, MEDIUM_DELAY_MS, MILLISECONDS); |
642 |
> |
assertEquals(2, futures.size()); |
643 |
> |
for (Future<String> future : futures) |
644 |
> |
assertSame(TEST_STRING, future.get()); |
645 |
> |
} finally { |
646 |
> |
joinPool(e); |
647 |
|
} |
648 |
< |
catch(ExecutionException success){ |
649 |
< |
} catch(Exception e) { |
650 |
< |
unexpectedException(); |
648 |
> |
} |
649 |
> |
|
650 |
> |
/** |
651 |
> |
* timed invokeAll cancels tasks not completed by timeout |
652 |
> |
*/ |
653 |
> |
public void testTimedInvokeAll6() throws InterruptedException { |
654 |
> |
ExecutorService e = new DirectExecutorService(); |
655 |
> |
try { |
656 |
> |
List<Callable<String>> l = new ArrayList<Callable<String>>(); |
657 |
> |
l.add(new StringTask()); |
658 |
> |
l.add(Executors.callable(new MediumPossiblyInterruptedRunnable(), TEST_STRING)); |
659 |
> |
l.add(new StringTask()); |
660 |
> |
List<Future<String>> futures = |
661 |
> |
e.invokeAll(l, SMALL_DELAY_MS, MILLISECONDS); |
662 |
> |
assertEquals(3, futures.size()); |
663 |
> |
Iterator<Future<String>> it = futures.iterator(); |
664 |
> |
Future<String> f1 = it.next(); |
665 |
> |
Future<String> f2 = it.next(); |
666 |
> |
Future<String> f3 = it.next(); |
667 |
> |
assertTrue(f1.isDone()); |
668 |
> |
assertFalse(f1.isCancelled()); |
669 |
> |
assertTrue(f2.isDone()); |
670 |
> |
assertTrue(f3.isDone()); |
671 |
> |
assertTrue(f3.isCancelled()); |
672 |
> |
} finally { |
673 |
> |
joinPool(e); |
674 |
|
} |
375 |
– |
joinPool(p); |
675 |
|
} |
676 |
|
|
677 |
|
} |