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/* |
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* Written by Doug Lea with assistance from members of JCP JSR-166 |
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* Expert Group and released to the public domain, as explained at |
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* http://creativecommons.org/licenses/publicdomain |
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* http://creativecommons.org/publicdomain/zero/1.0/ |
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* Other contributors include Andrew Wright, Jeffrey Hayes, |
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* Pat Fisher, Mike Judd. |
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*/ |
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import junit.framework.*; |
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import java.io.ByteArrayInputStream; |
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import java.io.ByteArrayOutputStream; |
12 |
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import java.io.ObjectInputStream; |
13 |
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import java.io.ObjectOutputStream; |
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import java.util.Arrays; |
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import java.util.Date; |
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import java.util.NoSuchElementException; |
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import java.util.PropertyPermission; |
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import java.util.concurrent.*; |
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import java.util.concurrent.atomic.AtomicBoolean; |
20 |
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import java.util.concurrent.atomic.AtomicReference; |
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import static java.util.concurrent.TimeUnit.MILLISECONDS; |
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import static java.util.concurrent.TimeUnit.NANOSECONDS; |
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import java.security.CodeSource; |
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import java.security.Permission; |
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import java.security.PermissionCollection; |
105 |
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private static final boolean useSecurityManager = |
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Boolean.getBoolean("jsr166.useSecurityManager"); |
107 |
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|
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protected static final boolean expensiveTests = |
109 |
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Boolean.getBoolean("jsr166.expensiveTests"); |
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|
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/** |
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* If true, report on stdout all "slow" tests, that is, ones that |
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* take more than profileThreshold milliseconds to execute. |
114 |
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*/ |
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private static final boolean profileTests = |
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Boolean.getBoolean("jsr166.profileTests"); |
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|
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/** |
119 |
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* The number of milliseconds that tests are permitted for |
120 |
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* execution without being reported, when profileTests is set. |
121 |
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*/ |
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private static final long profileThreshold = |
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Long.getLong("jsr166.profileThreshold", 100); |
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|
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protected void runTest() throws Throwable { |
126 |
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if (profileTests) |
127 |
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runTestProfiled(); |
128 |
+ |
else |
129 |
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super.runTest(); |
130 |
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} |
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|
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protected void runTestProfiled() throws Throwable { |
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long t0 = System.nanoTime(); |
134 |
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try { |
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super.runTest(); |
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} finally { |
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long elapsedMillis = |
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(System.nanoTime() - t0) / (1000L * 1000L); |
139 |
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if (elapsedMillis >= profileThreshold) |
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System.out.printf("%n%s: %d%n", toString(), elapsedMillis); |
141 |
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} |
142 |
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} |
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|
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/** |
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* Runs all JSR166 unit tests using junit.textui.TestRunner |
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*/ |
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System.exit(0); |
162 |
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} |
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|
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public static TestSuite newTestSuite(Object... suiteOrClasses) { |
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TestSuite suite = new TestSuite(); |
166 |
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for (Object suiteOrClass : suiteOrClasses) { |
167 |
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if (suiteOrClass instanceof TestSuite) |
168 |
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suite.addTest((TestSuite) suiteOrClass); |
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else if (suiteOrClass instanceof Class) |
170 |
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suite.addTest(new TestSuite((Class<?>) suiteOrClass)); |
171 |
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else |
172 |
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throw new ClassCastException("not a test suite or class"); |
173 |
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} |
174 |
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return suite; |
175 |
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} |
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|
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/** |
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* Collects all JSR166 unit tests as one suite |
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* Collects all JSR166 unit tests as one suite. |
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*/ |
180 |
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public static Test suite() { |
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TestSuite suite = new TestSuite("JSR166 Unit Tests"); |
182 |
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|
183 |
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suite.addTest(ForkJoinPoolTest.suite()); |
184 |
< |
suite.addTest(ForkJoinTaskTest.suite()); |
185 |
< |
suite.addTest(RecursiveActionTest.suite()); |
186 |
< |
suite.addTest(RecursiveTaskTest.suite()); |
187 |
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suite.addTest(LinkedTransferQueueTest.suite()); |
188 |
< |
suite.addTest(PhaserTest.suite()); |
189 |
< |
suite.addTest(ThreadLocalRandomTest.suite()); |
190 |
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suite.addTest(AbstractExecutorServiceTest.suite()); |
191 |
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suite.addTest(AbstractQueueTest.suite()); |
192 |
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suite.addTest(AbstractQueuedSynchronizerTest.suite()); |
193 |
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suite.addTest(AbstractQueuedLongSynchronizerTest.suite()); |
194 |
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suite.addTest(ArrayBlockingQueueTest.suite()); |
195 |
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suite.addTest(ArrayDequeTest.suite()); |
196 |
< |
suite.addTest(AtomicBooleanTest.suite()); |
197 |
< |
suite.addTest(AtomicIntegerArrayTest.suite()); |
198 |
< |
suite.addTest(AtomicIntegerFieldUpdaterTest.suite()); |
199 |
< |
suite.addTest(AtomicIntegerTest.suite()); |
200 |
< |
suite.addTest(AtomicLongArrayTest.suite()); |
201 |
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suite.addTest(AtomicLongFieldUpdaterTest.suite()); |
202 |
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suite.addTest(AtomicLongTest.suite()); |
203 |
< |
suite.addTest(AtomicMarkableReferenceTest.suite()); |
204 |
< |
suite.addTest(AtomicReferenceArrayTest.suite()); |
205 |
< |
suite.addTest(AtomicReferenceFieldUpdaterTest.suite()); |
206 |
< |
suite.addTest(AtomicReferenceTest.suite()); |
207 |
< |
suite.addTest(AtomicStampedReferenceTest.suite()); |
208 |
< |
suite.addTest(ConcurrentHashMapTest.suite()); |
209 |
< |
suite.addTest(ConcurrentLinkedDequeTest.suite()); |
210 |
< |
suite.addTest(ConcurrentLinkedQueueTest.suite()); |
211 |
< |
suite.addTest(ConcurrentSkipListMapTest.suite()); |
212 |
< |
suite.addTest(ConcurrentSkipListSubMapTest.suite()); |
213 |
< |
suite.addTest(ConcurrentSkipListSetTest.suite()); |
214 |
< |
suite.addTest(ConcurrentSkipListSubSetTest.suite()); |
215 |
< |
suite.addTest(CopyOnWriteArrayListTest.suite()); |
216 |
< |
suite.addTest(CopyOnWriteArraySetTest.suite()); |
217 |
< |
suite.addTest(CountDownLatchTest.suite()); |
218 |
< |
suite.addTest(CyclicBarrierTest.suite()); |
219 |
< |
suite.addTest(DelayQueueTest.suite()); |
220 |
< |
suite.addTest(EntryTest.suite()); |
221 |
< |
suite.addTest(ExchangerTest.suite()); |
222 |
< |
suite.addTest(ExecutorsTest.suite()); |
223 |
< |
suite.addTest(ExecutorCompletionServiceTest.suite()); |
224 |
< |
suite.addTest(FutureTaskTest.suite()); |
225 |
< |
suite.addTest(LinkedBlockingDequeTest.suite()); |
226 |
< |
suite.addTest(LinkedBlockingQueueTest.suite()); |
227 |
< |
suite.addTest(LinkedListTest.suite()); |
228 |
< |
suite.addTest(LockSupportTest.suite()); |
229 |
< |
suite.addTest(PriorityBlockingQueueTest.suite()); |
230 |
< |
suite.addTest(PriorityQueueTest.suite()); |
231 |
< |
suite.addTest(ReentrantLockTest.suite()); |
232 |
< |
suite.addTest(ReentrantReadWriteLockTest.suite()); |
233 |
< |
suite.addTest(ScheduledExecutorTest.suite()); |
234 |
< |
suite.addTest(ScheduledExecutorSubclassTest.suite()); |
235 |
< |
suite.addTest(SemaphoreTest.suite()); |
236 |
< |
suite.addTest(SynchronousQueueTest.suite()); |
237 |
< |
suite.addTest(SystemTest.suite()); |
238 |
< |
suite.addTest(ThreadLocalTest.suite()); |
239 |
< |
suite.addTest(ThreadPoolExecutorTest.suite()); |
240 |
< |
suite.addTest(ThreadPoolExecutorSubclassTest.suite()); |
241 |
< |
suite.addTest(ThreadTest.suite()); |
242 |
< |
suite.addTest(TimeUnitTest.suite()); |
243 |
< |
suite.addTest(TreeMapTest.suite()); |
244 |
< |
suite.addTest(TreeSetTest.suite()); |
245 |
< |
suite.addTest(TreeSubMapTest.suite()); |
188 |
< |
suite.addTest(TreeSubSetTest.suite()); |
189 |
< |
|
190 |
< |
return suite; |
181 |
> |
return newTestSuite( |
182 |
> |
ForkJoinPoolTest.suite(), |
183 |
> |
ForkJoinTaskTest.suite(), |
184 |
> |
RecursiveActionTest.suite(), |
185 |
> |
RecursiveTaskTest.suite(), |
186 |
> |
LinkedTransferQueueTest.suite(), |
187 |
> |
PhaserTest.suite(), |
188 |
> |
ThreadLocalRandomTest.suite(), |
189 |
> |
AbstractExecutorServiceTest.suite(), |
190 |
> |
AbstractQueueTest.suite(), |
191 |
> |
AbstractQueuedSynchronizerTest.suite(), |
192 |
> |
AbstractQueuedLongSynchronizerTest.suite(), |
193 |
> |
ArrayBlockingQueueTest.suite(), |
194 |
> |
ArrayDequeTest.suite(), |
195 |
> |
AtomicBooleanTest.suite(), |
196 |
> |
AtomicIntegerArrayTest.suite(), |
197 |
> |
AtomicIntegerFieldUpdaterTest.suite(), |
198 |
> |
AtomicIntegerTest.suite(), |
199 |
> |
AtomicLongArrayTest.suite(), |
200 |
> |
AtomicLongFieldUpdaterTest.suite(), |
201 |
> |
AtomicLongTest.suite(), |
202 |
> |
AtomicMarkableReferenceTest.suite(), |
203 |
> |
AtomicReferenceArrayTest.suite(), |
204 |
> |
AtomicReferenceFieldUpdaterTest.suite(), |
205 |
> |
AtomicReferenceTest.suite(), |
206 |
> |
AtomicStampedReferenceTest.suite(), |
207 |
> |
ConcurrentHashMapTest.suite(), |
208 |
> |
ConcurrentLinkedDequeTest.suite(), |
209 |
> |
ConcurrentLinkedQueueTest.suite(), |
210 |
> |
ConcurrentSkipListMapTest.suite(), |
211 |
> |
ConcurrentSkipListSubMapTest.suite(), |
212 |
> |
ConcurrentSkipListSetTest.suite(), |
213 |
> |
ConcurrentSkipListSubSetTest.suite(), |
214 |
> |
CopyOnWriteArrayListTest.suite(), |
215 |
> |
CopyOnWriteArraySetTest.suite(), |
216 |
> |
CountDownLatchTest.suite(), |
217 |
> |
CyclicBarrierTest.suite(), |
218 |
> |
DelayQueueTest.suite(), |
219 |
> |
EntryTest.suite(), |
220 |
> |
ExchangerTest.suite(), |
221 |
> |
ExecutorsTest.suite(), |
222 |
> |
ExecutorCompletionServiceTest.suite(), |
223 |
> |
FutureTaskTest.suite(), |
224 |
> |
LinkedBlockingDequeTest.suite(), |
225 |
> |
LinkedBlockingQueueTest.suite(), |
226 |
> |
LinkedListTest.suite(), |
227 |
> |
LockSupportTest.suite(), |
228 |
> |
PriorityBlockingQueueTest.suite(), |
229 |
> |
PriorityQueueTest.suite(), |
230 |
> |
ReentrantLockTest.suite(), |
231 |
> |
ReentrantReadWriteLockTest.suite(), |
232 |
> |
ScheduledExecutorTest.suite(), |
233 |
> |
ScheduledExecutorSubclassTest.suite(), |
234 |
> |
SemaphoreTest.suite(), |
235 |
> |
SynchronousQueueTest.suite(), |
236 |
> |
SystemTest.suite(), |
237 |
> |
ThreadLocalTest.suite(), |
238 |
> |
ThreadPoolExecutorTest.suite(), |
239 |
> |
ThreadPoolExecutorSubclassTest.suite(), |
240 |
> |
ThreadTest.suite(), |
241 |
> |
TimeUnitTest.suite(), |
242 |
> |
TreeMapTest.suite(), |
243 |
> |
TreeSetTest.suite(), |
244 |
> |
TreeSubMapTest.suite(), |
245 |
> |
TreeSubSetTest.suite()); |
246 |
|
} |
247 |
|
|
248 |
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|
268 |
|
SHORT_DELAY_MS = getShortDelay(); |
269 |
|
SMALL_DELAY_MS = SHORT_DELAY_MS * 5; |
270 |
|
MEDIUM_DELAY_MS = SHORT_DELAY_MS * 10; |
271 |
< |
LONG_DELAY_MS = SHORT_DELAY_MS * 50; |
271 |
> |
LONG_DELAY_MS = SHORT_DELAY_MS * 200; |
272 |
> |
} |
273 |
> |
|
274 |
> |
/** |
275 |
> |
* Returns a timeout in milliseconds to be used in tests that |
276 |
> |
* verify that operations block or time out. |
277 |
> |
*/ |
278 |
> |
long timeoutMillis() { |
279 |
> |
return SHORT_DELAY_MS / 4; |
280 |
> |
} |
281 |
> |
|
282 |
> |
/** |
283 |
> |
* Returns a new Date instance representing a time delayMillis |
284 |
> |
* milliseconds in the future. |
285 |
> |
*/ |
286 |
> |
Date delayedDate(long delayMillis) { |
287 |
> |
return new Date(new Date().getTime() + delayMillis); |
288 |
|
} |
289 |
|
|
290 |
|
/** |
313 |
|
* earlier by threadRecordFailure. |
314 |
|
*/ |
315 |
|
public void tearDown() throws Exception { |
316 |
< |
Throwable t = threadFailure.get(); |
316 |
> |
Throwable t = threadFailure.getAndSet(null); |
317 |
|
if (t != null) { |
318 |
|
if (t instanceof Error) |
319 |
|
throw (Error) t; |
321 |
|
throw (RuntimeException) t; |
322 |
|
else if (t instanceof Exception) |
323 |
|
throw (Exception) t; |
324 |
< |
else |
325 |
< |
throw new AssertionError(t); |
324 |
> |
else { |
325 |
> |
AssertionFailedError afe = |
326 |
> |
new AssertionFailedError(t.toString()); |
327 |
> |
afe.initCause(t); |
328 |
> |
throw afe; |
329 |
> |
} |
330 |
|
} |
331 |
|
} |
332 |
|
|
333 |
|
/** |
334 |
|
* Just like fail(reason), but additionally recording (using |
335 |
< |
* threadRecordFailure) any AssertionError thrown, so that the current |
336 |
< |
* testcase will fail. |
335 |
> |
* threadRecordFailure) any AssertionFailedError thrown, so that |
336 |
> |
* the current testcase will fail. |
337 |
|
*/ |
338 |
|
public void threadFail(String reason) { |
339 |
|
try { |
340 |
|
fail(reason); |
341 |
< |
} catch (Throwable t) { |
341 |
> |
} catch (AssertionFailedError t) { |
342 |
|
threadRecordFailure(t); |
343 |
|
fail(reason); |
344 |
|
} |
346 |
|
|
347 |
|
/** |
348 |
|
* Just like assertTrue(b), but additionally recording (using |
349 |
< |
* threadRecordFailure) any AssertionError thrown, so that the current |
350 |
< |
* testcase will fail. |
349 |
> |
* threadRecordFailure) any AssertionFailedError thrown, so that |
350 |
> |
* the current testcase will fail. |
351 |
|
*/ |
352 |
|
public void threadAssertTrue(boolean b) { |
353 |
|
try { |
354 |
|
assertTrue(b); |
355 |
< |
} catch (AssertionError t) { |
355 |
> |
} catch (AssertionFailedError t) { |
356 |
|
threadRecordFailure(t); |
357 |
|
throw t; |
358 |
|
} |
360 |
|
|
361 |
|
/** |
362 |
|
* Just like assertFalse(b), but additionally recording (using |
363 |
< |
* threadRecordFailure) any AssertionError thrown, so that the |
364 |
< |
* current testcase will fail. |
363 |
> |
* threadRecordFailure) any AssertionFailedError thrown, so that |
364 |
> |
* the current testcase will fail. |
365 |
|
*/ |
366 |
|
public void threadAssertFalse(boolean b) { |
367 |
|
try { |
368 |
|
assertFalse(b); |
369 |
< |
} catch (AssertionError t) { |
369 |
> |
} catch (AssertionFailedError t) { |
370 |
|
threadRecordFailure(t); |
371 |
|
throw t; |
372 |
|
} |
374 |
|
|
375 |
|
/** |
376 |
|
* Just like assertNull(x), but additionally recording (using |
377 |
< |
* threadRecordFailure) any AssertionError thrown, so that the |
378 |
< |
* current testcase will fail. |
377 |
> |
* threadRecordFailure) any AssertionFailedError thrown, so that |
378 |
> |
* the current testcase will fail. |
379 |
|
*/ |
380 |
|
public void threadAssertNull(Object x) { |
381 |
|
try { |
382 |
|
assertNull(x); |
383 |
< |
} catch (AssertionError t) { |
383 |
> |
} catch (AssertionFailedError t) { |
384 |
|
threadRecordFailure(t); |
385 |
|
throw t; |
386 |
|
} |
388 |
|
|
389 |
|
/** |
390 |
|
* Just like assertEquals(x, y), but additionally recording (using |
391 |
< |
* threadRecordFailure) any AssertionError thrown, so that the |
392 |
< |
* current testcase will fail. |
391 |
> |
* threadRecordFailure) any AssertionFailedError thrown, so that |
392 |
> |
* the current testcase will fail. |
393 |
|
*/ |
394 |
|
public void threadAssertEquals(long x, long y) { |
395 |
|
try { |
396 |
|
assertEquals(x, y); |
397 |
< |
} catch (AssertionError t) { |
397 |
> |
} catch (AssertionFailedError t) { |
398 |
|
threadRecordFailure(t); |
399 |
|
throw t; |
400 |
|
} |
402 |
|
|
403 |
|
/** |
404 |
|
* Just like assertEquals(x, y), but additionally recording (using |
405 |
< |
* threadRecordFailure) any AssertionError thrown, so that the |
406 |
< |
* current testcase will fail. |
405 |
> |
* threadRecordFailure) any AssertionFailedError thrown, so that |
406 |
> |
* the current testcase will fail. |
407 |
|
*/ |
408 |
|
public void threadAssertEquals(Object x, Object y) { |
409 |
|
try { |
410 |
|
assertEquals(x, y); |
411 |
< |
} catch (AssertionError t) { |
411 |
> |
} catch (AssertionFailedError t) { |
412 |
|
threadRecordFailure(t); |
413 |
|
throw t; |
414 |
+ |
} catch (Throwable t) { |
415 |
+ |
threadUnexpectedException(t); |
416 |
|
} |
417 |
|
} |
418 |
|
|
419 |
|
/** |
420 |
|
* Just like assertSame(x, y), but additionally recording (using |
421 |
< |
* threadRecordFailure) any AssertionError thrown, so that the |
422 |
< |
* current testcase will fail. |
421 |
> |
* threadRecordFailure) any AssertionFailedError thrown, so that |
422 |
> |
* the current testcase will fail. |
423 |
|
*/ |
424 |
|
public void threadAssertSame(Object x, Object y) { |
425 |
|
try { |
426 |
|
assertSame(x, y); |
427 |
< |
} catch (AssertionError t) { |
427 |
> |
} catch (AssertionFailedError t) { |
428 |
|
threadRecordFailure(t); |
429 |
|
throw t; |
430 |
|
} |
445 |
|
} |
446 |
|
|
447 |
|
/** |
448 |
< |
* Calls threadFail with message "Unexpected exception" + ex. |
448 |
> |
* Records the given exception using {@link #threadRecordFailure}, |
449 |
> |
* then rethrows the exception, wrapping it in an |
450 |
> |
* AssertionFailedError if necessary. |
451 |
|
*/ |
452 |
|
public void threadUnexpectedException(Throwable t) { |
453 |
|
threadRecordFailure(t); |
454 |
|
t.printStackTrace(); |
376 |
– |
// Rethrow, wrapping in an AssertionError if necessary |
455 |
|
if (t instanceof RuntimeException) |
456 |
|
throw (RuntimeException) t; |
457 |
|
else if (t instanceof Error) |
458 |
|
throw (Error) t; |
459 |
|
else { |
460 |
< |
AssertionError ae = new AssertionError("unexpected exception: " + t); |
461 |
< |
t.initCause(t); |
462 |
< |
throw ae; |
460 |
> |
AssertionFailedError afe = |
461 |
> |
new AssertionFailedError("unexpected exception: " + t); |
462 |
> |
afe.initCause(t); |
463 |
> |
throw afe; |
464 |
> |
} |
465 |
> |
} |
466 |
> |
|
467 |
> |
/** |
468 |
> |
* Delays, via Thread.sleep, for the given millisecond delay, but |
469 |
> |
* if the sleep is shorter than specified, may re-sleep or yield |
470 |
> |
* until time elapses. |
471 |
> |
*/ |
472 |
> |
static void delay(long millis) throws InterruptedException { |
473 |
> |
long startTime = System.nanoTime(); |
474 |
> |
long ns = millis * 1000 * 1000; |
475 |
> |
for (;;) { |
476 |
> |
if (millis > 0L) |
477 |
> |
Thread.sleep(millis); |
478 |
> |
else // too short to sleep |
479 |
> |
Thread.yield(); |
480 |
> |
long d = ns - (System.nanoTime() - startTime); |
481 |
> |
if (d > 0L) |
482 |
> |
millis = d / (1000 * 1000); |
483 |
> |
else |
484 |
> |
break; |
485 |
|
} |
486 |
|
} |
487 |
|
|
488 |
|
/** |
489 |
|
* Waits out termination of a thread pool or fails doing so. |
490 |
|
*/ |
491 |
< |
public void joinPool(ExecutorService exec) { |
491 |
> |
void joinPool(ExecutorService exec) { |
492 |
|
try { |
493 |
|
exec.shutdown(); |
494 |
|
assertTrue("ExecutorService did not terminate in a timely manner", |
495 |
< |
exec.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
495 |
> |
exec.awaitTermination(2 * LONG_DELAY_MS, MILLISECONDS)); |
496 |
|
} catch (SecurityException ok) { |
497 |
|
// Allowed in case test doesn't have privs |
498 |
|
} catch (InterruptedException ie) { |
500 |
|
} |
501 |
|
} |
502 |
|
|
503 |
+ |
/** |
504 |
+ |
* Checks that thread does not terminate within the default |
505 |
+ |
* millisecond delay of {@code timeoutMillis()}. |
506 |
+ |
*/ |
507 |
+ |
void assertThreadStaysAlive(Thread thread) { |
508 |
+ |
assertThreadStaysAlive(thread, timeoutMillis()); |
509 |
+ |
} |
510 |
+ |
|
511 |
+ |
/** |
512 |
+ |
* Checks that thread does not terminate within the given millisecond delay. |
513 |
+ |
*/ |
514 |
+ |
void assertThreadStaysAlive(Thread thread, long millis) { |
515 |
+ |
try { |
516 |
+ |
// No need to optimize the failing case via Thread.join. |
517 |
+ |
delay(millis); |
518 |
+ |
assertTrue(thread.isAlive()); |
519 |
+ |
} catch (InterruptedException ie) { |
520 |
+ |
fail("Unexpected InterruptedException"); |
521 |
+ |
} |
522 |
+ |
} |
523 |
|
|
524 |
|
/** |
525 |
|
* Fails with message "should throw exception". |
536 |
|
} |
537 |
|
|
538 |
|
/** |
419 |
– |
* Fails with message "Unexpected exception: " + ex. |
420 |
– |
*/ |
421 |
– |
public void unexpectedException(Throwable ex) { |
422 |
– |
ex.printStackTrace(); |
423 |
– |
fail("Unexpected exception: " + ex); |
424 |
– |
} |
425 |
– |
|
426 |
– |
|
427 |
– |
/** |
539 |
|
* The number of elements to place in collections, arrays, etc. |
540 |
|
*/ |
541 |
|
public static final int SIZE = 20; |
646 |
|
} |
647 |
|
|
648 |
|
/** |
649 |
< |
* Sleep until the timeout has elapsed, or interrupted. |
650 |
< |
* Does <em>NOT</em> throw InterruptedException. |
649 |
> |
* Sleeps until the given time has elapsed. |
650 |
> |
* Throws AssertionFailedError if interrupted. |
651 |
|
*/ |
652 |
< |
void sleepTillInterrupted(long timeoutMillis) { |
652 |
> |
void sleep(long millis) { |
653 |
|
try { |
654 |
< |
Thread.sleep(timeoutMillis); |
655 |
< |
} catch (InterruptedException wakeup) {} |
654 |
> |
delay(millis); |
655 |
> |
} catch (InterruptedException ie) { |
656 |
> |
AssertionFailedError afe = |
657 |
> |
new AssertionFailedError("Unexpected InterruptedException"); |
658 |
> |
afe.initCause(ie); |
659 |
> |
throw afe; |
660 |
> |
} |
661 |
> |
} |
662 |
> |
|
663 |
> |
/** |
664 |
> |
* Waits up to the specified number of milliseconds for the given |
665 |
> |
* thread to enter a wait state: BLOCKED, WAITING, or TIMED_WAITING. |
666 |
> |
*/ |
667 |
> |
void waitForThreadToEnterWaitState(Thread thread, long timeoutMillis) { |
668 |
> |
long timeoutNanos = timeoutMillis * 1000L * 1000L; |
669 |
> |
long t0 = System.nanoTime(); |
670 |
> |
for (;;) { |
671 |
> |
Thread.State s = thread.getState(); |
672 |
> |
if (s == Thread.State.BLOCKED || |
673 |
> |
s == Thread.State.WAITING || |
674 |
> |
s == Thread.State.TIMED_WAITING) |
675 |
> |
return; |
676 |
> |
else if (s == Thread.State.TERMINATED) |
677 |
> |
fail("Unexpected thread termination"); |
678 |
> |
else if (System.nanoTime() - t0 > timeoutNanos) { |
679 |
> |
threadAssertTrue(thread.isAlive()); |
680 |
> |
return; |
681 |
> |
} |
682 |
> |
Thread.yield(); |
683 |
> |
} |
684 |
> |
} |
685 |
> |
|
686 |
> |
/** |
687 |
> |
* Waits up to LONG_DELAY_MS for the given thread to enter a wait |
688 |
> |
* state: BLOCKED, WAITING, or TIMED_WAITING. |
689 |
> |
*/ |
690 |
> |
void waitForThreadToEnterWaitState(Thread thread) { |
691 |
> |
waitForThreadToEnterWaitState(thread, LONG_DELAY_MS); |
692 |
|
} |
693 |
|
|
694 |
|
/** |
695 |
< |
* Returns a new started Thread running the given runnable. |
695 |
> |
* Returns the number of milliseconds since time given by |
696 |
> |
* startNanoTime, which must have been previously returned from a |
697 |
> |
* call to {@link System.nanoTime()}. |
698 |
> |
*/ |
699 |
> |
long millisElapsedSince(long startNanoTime) { |
700 |
> |
return NANOSECONDS.toMillis(System.nanoTime() - startNanoTime); |
701 |
> |
} |
702 |
> |
|
703 |
> |
/** |
704 |
> |
* Returns a new started daemon Thread running the given runnable. |
705 |
|
*/ |
706 |
|
Thread newStartedThread(Runnable runnable) { |
707 |
|
Thread t = new Thread(runnable); |
708 |
+ |
t.setDaemon(true); |
709 |
|
t.start(); |
710 |
|
return t; |
711 |
|
} |
712 |
|
|
713 |
+ |
/** |
714 |
+ |
* Waits for the specified time (in milliseconds) for the thread |
715 |
+ |
* to terminate (using {@link Thread#join(long)}), else interrupts |
716 |
+ |
* the thread (in the hope that it may terminate later) and fails. |
717 |
+ |
*/ |
718 |
+ |
void awaitTermination(Thread t, long timeoutMillis) { |
719 |
+ |
try { |
720 |
+ |
t.join(timeoutMillis); |
721 |
+ |
} catch (InterruptedException ie) { |
722 |
+ |
threadUnexpectedException(ie); |
723 |
+ |
} finally { |
724 |
+ |
if (t.isAlive()) { |
725 |
+ |
t.interrupt(); |
726 |
+ |
fail("Test timed out"); |
727 |
+ |
} |
728 |
+ |
} |
729 |
+ |
} |
730 |
+ |
|
731 |
+ |
/** |
732 |
+ |
* Waits for LONG_DELAY_MS milliseconds for the thread to |
733 |
+ |
* terminate (using {@link Thread#join(long)}), else interrupts |
734 |
+ |
* the thread (in the hope that it may terminate later) and fails. |
735 |
+ |
*/ |
736 |
+ |
void awaitTermination(Thread t) { |
737 |
+ |
awaitTermination(t, LONG_DELAY_MS); |
738 |
+ |
} |
739 |
+ |
|
740 |
|
// Some convenient Runnable classes |
741 |
|
|
742 |
|
public abstract class CheckedRunnable implements Runnable { |
799 |
|
realRun(); |
800 |
|
threadShouldThrow("InterruptedException"); |
801 |
|
} catch (InterruptedException success) { |
802 |
+ |
threadAssertFalse(Thread.interrupted()); |
803 |
|
} catch (Throwable t) { |
804 |
|
threadUnexpectedException(t); |
805 |
|
} |
829 |
|
threadShouldThrow("InterruptedException"); |
830 |
|
return result; |
831 |
|
} catch (InterruptedException success) { |
832 |
+ |
threadAssertFalse(Thread.interrupted()); |
833 |
|
} catch (Throwable t) { |
834 |
|
threadUnexpectedException(t); |
835 |
|
} |
853 |
|
|
854 |
|
public Callable<String> latchAwaitingStringTask(final CountDownLatch latch) { |
855 |
|
return new CheckedCallable<String>() { |
856 |
< |
public String realCall() { |
856 |
> |
protected String realCall() { |
857 |
|
try { |
858 |
|
latch.await(); |
859 |
|
} catch (InterruptedException quittingTime) {} |
861 |
|
}}; |
862 |
|
} |
863 |
|
|
864 |
+ |
public Runnable awaiter(final CountDownLatch latch) { |
865 |
+ |
return new CheckedRunnable() { |
866 |
+ |
public void realRun() throws InterruptedException { |
867 |
+ |
await(latch); |
868 |
+ |
}}; |
869 |
+ |
} |
870 |
+ |
|
871 |
+ |
public void await(CountDownLatch latch) { |
872 |
+ |
try { |
873 |
+ |
assertTrue(latch.await(LONG_DELAY_MS, MILLISECONDS)); |
874 |
+ |
} catch (Throwable t) { |
875 |
+ |
threadUnexpectedException(t); |
876 |
+ |
} |
877 |
+ |
} |
878 |
+ |
|
879 |
+ |
// /** |
880 |
+ |
// * Spin-waits up to LONG_DELAY_MS until flag becomes true. |
881 |
+ |
// */ |
882 |
+ |
// public void await(AtomicBoolean flag) { |
883 |
+ |
// await(flag, LONG_DELAY_MS); |
884 |
+ |
// } |
885 |
+ |
|
886 |
+ |
// /** |
887 |
+ |
// * Spin-waits up to the specified timeout until flag becomes true. |
888 |
+ |
// */ |
889 |
+ |
// public void await(AtomicBoolean flag, long timeoutMillis) { |
890 |
+ |
// long startTime = System.nanoTime(); |
891 |
+ |
// while (!flag.get()) { |
892 |
+ |
// if (millisElapsedSince(startTime) > timeoutMillis) |
893 |
+ |
// throw new AssertionFailedError("timed out"); |
894 |
+ |
// Thread.yield(); |
895 |
+ |
// } |
896 |
+ |
// } |
897 |
+ |
|
898 |
|
public static class NPETask implements Callable<String> { |
899 |
|
public String call() { throw new NullPointerException(); } |
900 |
|
} |
905 |
|
|
906 |
|
public class ShortRunnable extends CheckedRunnable { |
907 |
|
protected void realRun() throws Throwable { |
908 |
< |
Thread.sleep(SHORT_DELAY_MS); |
908 |
> |
delay(SHORT_DELAY_MS); |
909 |
|
} |
910 |
|
} |
911 |
|
|
912 |
|
public class ShortInterruptedRunnable extends CheckedInterruptedRunnable { |
913 |
|
protected void realRun() throws InterruptedException { |
914 |
< |
Thread.sleep(SHORT_DELAY_MS); |
914 |
> |
delay(SHORT_DELAY_MS); |
915 |
|
} |
916 |
|
} |
917 |
|
|
918 |
|
public class SmallRunnable extends CheckedRunnable { |
919 |
|
protected void realRun() throws Throwable { |
920 |
< |
Thread.sleep(SMALL_DELAY_MS); |
920 |
> |
delay(SMALL_DELAY_MS); |
921 |
|
} |
922 |
|
} |
923 |
|
|
924 |
|
public class SmallPossiblyInterruptedRunnable extends CheckedRunnable { |
925 |
|
protected void realRun() { |
926 |
|
try { |
927 |
< |
Thread.sleep(SMALL_DELAY_MS); |
927 |
> |
delay(SMALL_DELAY_MS); |
928 |
|
} catch (InterruptedException ok) {} |
929 |
|
} |
930 |
|
} |
931 |
|
|
932 |
|
public class SmallCallable extends CheckedCallable { |
933 |
|
protected Object realCall() throws InterruptedException { |
934 |
< |
Thread.sleep(SMALL_DELAY_MS); |
934 |
> |
delay(SMALL_DELAY_MS); |
935 |
|
return Boolean.TRUE; |
936 |
|
} |
937 |
|
} |
938 |
|
|
719 |
– |
public class SmallInterruptedRunnable extends CheckedInterruptedRunnable { |
720 |
– |
protected void realRun() throws InterruptedException { |
721 |
– |
Thread.sleep(SMALL_DELAY_MS); |
722 |
– |
} |
723 |
– |
} |
724 |
– |
|
939 |
|
public class MediumRunnable extends CheckedRunnable { |
940 |
|
protected void realRun() throws Throwable { |
941 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
941 |
> |
delay(MEDIUM_DELAY_MS); |
942 |
|
} |
943 |
|
} |
944 |
|
|
945 |
|
public class MediumInterruptedRunnable extends CheckedInterruptedRunnable { |
946 |
|
protected void realRun() throws InterruptedException { |
947 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
947 |
> |
delay(MEDIUM_DELAY_MS); |
948 |
|
} |
949 |
|
} |
950 |
|
|
951 |
+ |
public Runnable possiblyInterruptedRunnable(final long timeoutMillis) { |
952 |
+ |
return new CheckedRunnable() { |
953 |
+ |
protected void realRun() { |
954 |
+ |
try { |
955 |
+ |
delay(timeoutMillis); |
956 |
+ |
} catch (InterruptedException ok) {} |
957 |
+ |
}}; |
958 |
+ |
} |
959 |
+ |
|
960 |
|
public class MediumPossiblyInterruptedRunnable extends CheckedRunnable { |
961 |
|
protected void realRun() { |
962 |
|
try { |
963 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
963 |
> |
delay(MEDIUM_DELAY_MS); |
964 |
|
} catch (InterruptedException ok) {} |
965 |
|
} |
966 |
|
} |
968 |
|
public class LongPossiblyInterruptedRunnable extends CheckedRunnable { |
969 |
|
protected void realRun() { |
970 |
|
try { |
971 |
< |
Thread.sleep(LONG_DELAY_MS); |
971 |
> |
delay(LONG_DELAY_MS); |
972 |
|
} catch (InterruptedException ok) {} |
973 |
|
} |
974 |
|
} |
982 |
|
} |
983 |
|
} |
984 |
|
|
985 |
+ |
public interface TrackedRunnable extends Runnable { |
986 |
+ |
boolean isDone(); |
987 |
+ |
} |
988 |
+ |
|
989 |
+ |
public static TrackedRunnable trackedRunnable(final long timeoutMillis) { |
990 |
+ |
return new TrackedRunnable() { |
991 |
+ |
private volatile boolean done = false; |
992 |
+ |
public boolean isDone() { return done; } |
993 |
+ |
public void run() { |
994 |
+ |
try { |
995 |
+ |
delay(timeoutMillis); |
996 |
+ |
done = true; |
997 |
+ |
} catch (InterruptedException ok) {} |
998 |
+ |
} |
999 |
+ |
}; |
1000 |
+ |
} |
1001 |
+ |
|
1002 |
|
public static class TrackedShortRunnable implements Runnable { |
1003 |
|
public volatile boolean done = false; |
1004 |
|
public void run() { |
1005 |
|
try { |
1006 |
< |
Thread.sleep(SMALL_DELAY_MS); |
1006 |
> |
delay(SHORT_DELAY_MS); |
1007 |
> |
done = true; |
1008 |
> |
} catch (InterruptedException ok) {} |
1009 |
> |
} |
1010 |
> |
} |
1011 |
> |
|
1012 |
> |
public static class TrackedSmallRunnable implements Runnable { |
1013 |
> |
public volatile boolean done = false; |
1014 |
> |
public void run() { |
1015 |
> |
try { |
1016 |
> |
delay(SMALL_DELAY_MS); |
1017 |
|
done = true; |
1018 |
|
} catch (InterruptedException ok) {} |
1019 |
|
} |
1023 |
|
public volatile boolean done = false; |
1024 |
|
public void run() { |
1025 |
|
try { |
1026 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
1026 |
> |
delay(MEDIUM_DELAY_MS); |
1027 |
|
done = true; |
1028 |
|
} catch (InterruptedException ok) {} |
1029 |
|
} |
1033 |
|
public volatile boolean done = false; |
1034 |
|
public void run() { |
1035 |
|
try { |
1036 |
< |
Thread.sleep(LONG_DELAY_MS); |
1036 |
> |
delay(LONG_DELAY_MS); |
1037 |
|
done = true; |
1038 |
|
} catch (InterruptedException ok) {} |
1039 |
|
} |
1050 |
|
public volatile boolean done = false; |
1051 |
|
public Object call() { |
1052 |
|
try { |
1053 |
< |
Thread.sleep(SMALL_DELAY_MS); |
1053 |
> |
delay(SMALL_DELAY_MS); |
1054 |
|
done = true; |
1055 |
|
} catch (InterruptedException ok) {} |
1056 |
|
return Boolean.TRUE; |
1096 |
|
ThreadPoolExecutor executor) {} |
1097 |
|
} |
1098 |
|
|
1099 |
+ |
/** |
1100 |
+ |
* A CyclicBarrier that fails with AssertionFailedErrors instead |
1101 |
+ |
* of throwing checked exceptions. |
1102 |
+ |
*/ |
1103 |
+ |
public class CheckedBarrier extends CyclicBarrier { |
1104 |
+ |
public CheckedBarrier(int parties) { super(parties); } |
1105 |
+ |
|
1106 |
+ |
public int await() { |
1107 |
+ |
try { |
1108 |
+ |
return super.await(); |
1109 |
+ |
} catch (Exception e) { |
1110 |
+ |
AssertionFailedError afe = |
1111 |
+ |
new AssertionFailedError("Unexpected exception: " + e); |
1112 |
+ |
afe.initCause(e); |
1113 |
+ |
throw afe; |
1114 |
+ |
} |
1115 |
+ |
} |
1116 |
+ |
} |
1117 |
+ |
|
1118 |
+ |
void checkEmpty(BlockingQueue q) { |
1119 |
+ |
try { |
1120 |
+ |
assertTrue(q.isEmpty()); |
1121 |
+ |
assertEquals(0, q.size()); |
1122 |
+ |
assertNull(q.peek()); |
1123 |
+ |
assertNull(q.poll()); |
1124 |
+ |
assertNull(q.poll(0, MILLISECONDS)); |
1125 |
+ |
assertEquals(q.toString(), "[]"); |
1126 |
+ |
assertTrue(Arrays.equals(q.toArray(), new Object[0])); |
1127 |
+ |
assertFalse(q.iterator().hasNext()); |
1128 |
+ |
try { |
1129 |
+ |
q.element(); |
1130 |
+ |
shouldThrow(); |
1131 |
+ |
} catch (NoSuchElementException success) {} |
1132 |
+ |
try { |
1133 |
+ |
q.iterator().next(); |
1134 |
+ |
shouldThrow(); |
1135 |
+ |
} catch (NoSuchElementException success) {} |
1136 |
+ |
try { |
1137 |
+ |
q.remove(); |
1138 |
+ |
shouldThrow(); |
1139 |
+ |
} catch (NoSuchElementException success) {} |
1140 |
+ |
} catch (InterruptedException ie) { |
1141 |
+ |
threadUnexpectedException(ie); |
1142 |
+ |
} |
1143 |
+ |
} |
1144 |
+ |
|
1145 |
+ |
@SuppressWarnings("unchecked") |
1146 |
+ |
<T> T serialClone(T o) { |
1147 |
+ |
try { |
1148 |
+ |
ByteArrayOutputStream bos = new ByteArrayOutputStream(); |
1149 |
+ |
ObjectOutputStream oos = new ObjectOutputStream(bos); |
1150 |
+ |
oos.writeObject(o); |
1151 |
+ |
oos.flush(); |
1152 |
+ |
oos.close(); |
1153 |
+ |
ByteArrayInputStream bin = |
1154 |
+ |
new ByteArrayInputStream(bos.toByteArray()); |
1155 |
+ |
ObjectInputStream ois = new ObjectInputStream(bin); |
1156 |
+ |
return (T) ois.readObject(); |
1157 |
+ |
} catch (Throwable t) { |
1158 |
+ |
threadUnexpectedException(t); |
1159 |
+ |
return null; |
1160 |
+ |
} |
1161 |
+ |
} |
1162 |
|
} |