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/* |
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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 |
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* http://creativecommons.org/licenses/publicdomain |
4 |
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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. |
7 |
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*/ |
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import junit.framework.*; |
10 |
+ |
import java.io.ByteArrayInputStream; |
11 |
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import java.io.ByteArrayOutputStream; |
12 |
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import java.io.ObjectInputStream; |
13 |
+ |
import java.io.ObjectOutputStream; |
14 |
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import java.util.Arrays; |
15 |
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import java.util.NoSuchElementException; |
16 |
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import java.util.PropertyPermission; |
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import java.util.concurrent.*; |
18 |
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import java.util.concurrent.atomic.AtomicReference; |
19 |
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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; |
22 |
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import java.security.Permission; |
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import java.security.PermissionCollection; |
103 |
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private static final boolean useSecurityManager = |
104 |
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Boolean.getBoolean("jsr166.useSecurityManager"); |
105 |
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|
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protected static final boolean expensiveTests = |
107 |
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Boolean.getBoolean("jsr166.expensiveTests"); |
108 |
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|
109 |
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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. |
112 |
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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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/** |
117 |
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* The number of milliseconds that tests are permitted for |
118 |
+ |
* execution without being reported, when profileTests is set. |
119 |
+ |
*/ |
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private static final long profileThreshold = |
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Long.getLong("jsr166.profileThreshold", 100); |
122 |
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|
123 |
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protected void runTest() throws Throwable { |
124 |
+ |
if (profileTests) |
125 |
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runTestProfiled(); |
126 |
+ |
else |
127 |
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super.runTest(); |
128 |
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} |
129 |
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|
130 |
+ |
protected void runTestProfiled() throws Throwable { |
131 |
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long t0 = System.nanoTime(); |
132 |
+ |
try { |
133 |
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super.runTest(); |
134 |
+ |
} finally { |
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long elapsedMillis = |
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(System.nanoTime() - t0) / (1000L * 1000L); |
137 |
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if (elapsedMillis >= profileThreshold) |
138 |
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System.out.printf("%n%s: %d%n", toString(), elapsedMillis); |
139 |
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} |
140 |
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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); |
160 |
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} |
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|
162 |
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public static TestSuite newTestSuite(Object... suiteOrClasses) { |
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TestSuite suite = new TestSuite(); |
164 |
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for (Object suiteOrClass : suiteOrClasses) { |
165 |
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if (suiteOrClass instanceof TestSuite) |
166 |
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suite.addTest((TestSuite) suiteOrClass); |
167 |
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else if (suiteOrClass instanceof Class) |
168 |
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suite.addTest(new TestSuite((Class<?>) suiteOrClass)); |
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else |
170 |
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throw new ClassCastException("not a test suite or class"); |
171 |
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} |
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return suite; |
173 |
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} |
174 |
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|
175 |
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/** |
176 |
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* Collects all JSR166 unit tests as one suite |
176 |
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* Collects all JSR166 unit tests as one suite. |
177 |
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*/ |
178 |
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public static Test suite() { |
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TestSuite suite = new TestSuite("JSR166 Unit Tests"); |
180 |
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|
181 |
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suite.addTest(ForkJoinPoolTest.suite()); |
182 |
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suite.addTest(ForkJoinTaskTest.suite()); |
183 |
< |
suite.addTest(RecursiveActionTest.suite()); |
184 |
< |
suite.addTest(RecursiveTaskTest.suite()); |
185 |
< |
suite.addTest(LinkedTransferQueueTest.suite()); |
186 |
< |
suite.addTest(PhaserTest.suite()); |
187 |
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suite.addTest(ThreadLocalRandomTest.suite()); |
188 |
< |
suite.addTest(AbstractExecutorServiceTest.suite()); |
189 |
< |
suite.addTest(AbstractQueueTest.suite()); |
190 |
< |
suite.addTest(AbstractQueuedSynchronizerTest.suite()); |
191 |
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suite.addTest(AbstractQueuedLongSynchronizerTest.suite()); |
192 |
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suite.addTest(ArrayBlockingQueueTest.suite()); |
193 |
< |
suite.addTest(ArrayDequeTest.suite()); |
194 |
< |
suite.addTest(AtomicBooleanTest.suite()); |
195 |
< |
suite.addTest(AtomicIntegerArrayTest.suite()); |
196 |
< |
suite.addTest(AtomicIntegerFieldUpdaterTest.suite()); |
197 |
< |
suite.addTest(AtomicIntegerTest.suite()); |
198 |
< |
suite.addTest(AtomicLongArrayTest.suite()); |
199 |
< |
suite.addTest(AtomicLongFieldUpdaterTest.suite()); |
200 |
< |
suite.addTest(AtomicLongTest.suite()); |
201 |
< |
suite.addTest(AtomicMarkableReferenceTest.suite()); |
202 |
< |
suite.addTest(AtomicReferenceArrayTest.suite()); |
203 |
< |
suite.addTest(AtomicReferenceFieldUpdaterTest.suite()); |
204 |
< |
suite.addTest(AtomicReferenceTest.suite()); |
205 |
< |
suite.addTest(AtomicStampedReferenceTest.suite()); |
206 |
< |
suite.addTest(ConcurrentHashMapTest.suite()); |
207 |
< |
suite.addTest(ConcurrentLinkedDequeTest.suite()); |
208 |
< |
suite.addTest(ConcurrentLinkedQueueTest.suite()); |
209 |
< |
suite.addTest(ConcurrentSkipListMapTest.suite()); |
210 |
< |
suite.addTest(ConcurrentSkipListSubMapTest.suite()); |
211 |
< |
suite.addTest(ConcurrentSkipListSetTest.suite()); |
212 |
< |
suite.addTest(ConcurrentSkipListSubSetTest.suite()); |
213 |
< |
suite.addTest(CopyOnWriteArrayListTest.suite()); |
214 |
< |
suite.addTest(CopyOnWriteArraySetTest.suite()); |
215 |
< |
suite.addTest(CountDownLatchTest.suite()); |
216 |
< |
suite.addTest(CyclicBarrierTest.suite()); |
217 |
< |
suite.addTest(DelayQueueTest.suite()); |
218 |
< |
suite.addTest(EntryTest.suite()); |
219 |
< |
suite.addTest(ExchangerTest.suite()); |
220 |
< |
suite.addTest(ExecutorsTest.suite()); |
221 |
< |
suite.addTest(ExecutorCompletionServiceTest.suite()); |
222 |
< |
suite.addTest(FutureTaskTest.suite()); |
223 |
< |
suite.addTest(LinkedBlockingDequeTest.suite()); |
224 |
< |
suite.addTest(LinkedBlockingQueueTest.suite()); |
225 |
< |
suite.addTest(LinkedListTest.suite()); |
226 |
< |
suite.addTest(LockSupportTest.suite()); |
227 |
< |
suite.addTest(PriorityBlockingQueueTest.suite()); |
228 |
< |
suite.addTest(PriorityQueueTest.suite()); |
229 |
< |
suite.addTest(ReentrantLockTest.suite()); |
230 |
< |
suite.addTest(ReentrantReadWriteLockTest.suite()); |
231 |
< |
suite.addTest(ScheduledExecutorTest.suite()); |
232 |
< |
suite.addTest(ScheduledExecutorSubclassTest.suite()); |
233 |
< |
suite.addTest(SemaphoreTest.suite()); |
234 |
< |
suite.addTest(SynchronousQueueTest.suite()); |
235 |
< |
suite.addTest(SystemTest.suite()); |
236 |
< |
suite.addTest(ThreadLocalTest.suite()); |
237 |
< |
suite.addTest(ThreadPoolExecutorTest.suite()); |
238 |
< |
suite.addTest(ThreadPoolExecutorSubclassTest.suite()); |
239 |
< |
suite.addTest(ThreadTest.suite()); |
240 |
< |
suite.addTest(TimeUnitTest.suite()); |
241 |
< |
suite.addTest(TreeMapTest.suite()); |
242 |
< |
suite.addTest(TreeSetTest.suite()); |
243 |
< |
suite.addTest(TreeSubMapTest.suite()); |
188 |
< |
suite.addTest(TreeSubSetTest.suite()); |
189 |
< |
|
190 |
< |
return suite; |
179 |
> |
return newTestSuite( |
180 |
> |
ForkJoinPoolTest.suite(), |
181 |
> |
ForkJoinTaskTest.suite(), |
182 |
> |
RecursiveActionTest.suite(), |
183 |
> |
RecursiveTaskTest.suite(), |
184 |
> |
LinkedTransferQueueTest.suite(), |
185 |
> |
PhaserTest.suite(), |
186 |
> |
ThreadLocalRandomTest.suite(), |
187 |
> |
AbstractExecutorServiceTest.suite(), |
188 |
> |
AbstractQueueTest.suite(), |
189 |
> |
AbstractQueuedSynchronizerTest.suite(), |
190 |
> |
AbstractQueuedLongSynchronizerTest.suite(), |
191 |
> |
ArrayBlockingQueueTest.suite(), |
192 |
> |
ArrayDequeTest.suite(), |
193 |
> |
AtomicBooleanTest.suite(), |
194 |
> |
AtomicIntegerArrayTest.suite(), |
195 |
> |
AtomicIntegerFieldUpdaterTest.suite(), |
196 |
> |
AtomicIntegerTest.suite(), |
197 |
> |
AtomicLongArrayTest.suite(), |
198 |
> |
AtomicLongFieldUpdaterTest.suite(), |
199 |
> |
AtomicLongTest.suite(), |
200 |
> |
AtomicMarkableReferenceTest.suite(), |
201 |
> |
AtomicReferenceArrayTest.suite(), |
202 |
> |
AtomicReferenceFieldUpdaterTest.suite(), |
203 |
> |
AtomicReferenceTest.suite(), |
204 |
> |
AtomicStampedReferenceTest.suite(), |
205 |
> |
ConcurrentHashMapTest.suite(), |
206 |
> |
ConcurrentLinkedDequeTest.suite(), |
207 |
> |
ConcurrentLinkedQueueTest.suite(), |
208 |
> |
ConcurrentSkipListMapTest.suite(), |
209 |
> |
ConcurrentSkipListSubMapTest.suite(), |
210 |
> |
ConcurrentSkipListSetTest.suite(), |
211 |
> |
ConcurrentSkipListSubSetTest.suite(), |
212 |
> |
CopyOnWriteArrayListTest.suite(), |
213 |
> |
CopyOnWriteArraySetTest.suite(), |
214 |
> |
CountDownLatchTest.suite(), |
215 |
> |
CyclicBarrierTest.suite(), |
216 |
> |
DelayQueueTest.suite(), |
217 |
> |
EntryTest.suite(), |
218 |
> |
ExchangerTest.suite(), |
219 |
> |
ExecutorsTest.suite(), |
220 |
> |
ExecutorCompletionServiceTest.suite(), |
221 |
> |
FutureTaskTest.suite(), |
222 |
> |
LinkedBlockingDequeTest.suite(), |
223 |
> |
LinkedBlockingQueueTest.suite(), |
224 |
> |
LinkedListTest.suite(), |
225 |
> |
LockSupportTest.suite(), |
226 |
> |
PriorityBlockingQueueTest.suite(), |
227 |
> |
PriorityQueueTest.suite(), |
228 |
> |
ReentrantLockTest.suite(), |
229 |
> |
ReentrantReadWriteLockTest.suite(), |
230 |
> |
ScheduledExecutorTest.suite(), |
231 |
> |
ScheduledExecutorSubclassTest.suite(), |
232 |
> |
SemaphoreTest.suite(), |
233 |
> |
SynchronousQueueTest.suite(), |
234 |
> |
SystemTest.suite(), |
235 |
> |
ThreadLocalTest.suite(), |
236 |
> |
ThreadPoolExecutorTest.suite(), |
237 |
> |
ThreadPoolExecutorSubclassTest.suite(), |
238 |
> |
ThreadTest.suite(), |
239 |
> |
TimeUnitTest.suite(), |
240 |
> |
TreeMapTest.suite(), |
241 |
> |
TreeSetTest.suite(), |
242 |
> |
TreeSubMapTest.suite(), |
243 |
> |
TreeSubSetTest.suite()); |
244 |
|
} |
245 |
|
|
246 |
|
|
266 |
|
SHORT_DELAY_MS = getShortDelay(); |
267 |
|
SMALL_DELAY_MS = SHORT_DELAY_MS * 5; |
268 |
|
MEDIUM_DELAY_MS = SHORT_DELAY_MS * 10; |
269 |
< |
LONG_DELAY_MS = SHORT_DELAY_MS * 50; |
269 |
> |
LONG_DELAY_MS = SHORT_DELAY_MS * 200; |
270 |
|
} |
271 |
|
|
272 |
|
/** |
295 |
|
* earlier by threadRecordFailure. |
296 |
|
*/ |
297 |
|
public void tearDown() throws Exception { |
298 |
< |
Throwable t = threadFailure.get(); |
298 |
> |
Throwable t = threadFailure.getAndSet(null); |
299 |
|
if (t != null) { |
300 |
|
if (t instanceof Error) |
301 |
|
throw (Error) t; |
303 |
|
throw (RuntimeException) t; |
304 |
|
else if (t instanceof Exception) |
305 |
|
throw (Exception) t; |
306 |
< |
else |
307 |
< |
throw new AssertionError(t); |
306 |
> |
else { |
307 |
> |
AssertionFailedError afe = |
308 |
> |
new AssertionFailedError(t.toString()); |
309 |
> |
afe.initCause(t); |
310 |
> |
throw afe; |
311 |
> |
} |
312 |
|
} |
313 |
|
} |
314 |
|
|
315 |
|
/** |
316 |
|
* Just like fail(reason), but additionally recording (using |
317 |
< |
* threadRecordFailure) any AssertionError thrown, so that the current |
318 |
< |
* testcase will fail. |
317 |
> |
* threadRecordFailure) any AssertionFailedError thrown, so that |
318 |
> |
* the current testcase will fail. |
319 |
|
*/ |
320 |
|
public void threadFail(String reason) { |
321 |
|
try { |
322 |
|
fail(reason); |
323 |
< |
} catch (Throwable t) { |
323 |
> |
} catch (AssertionFailedError t) { |
324 |
|
threadRecordFailure(t); |
325 |
|
fail(reason); |
326 |
|
} |
328 |
|
|
329 |
|
/** |
330 |
|
* Just like assertTrue(b), but additionally recording (using |
331 |
< |
* threadRecordFailure) any AssertionError thrown, so that the current |
332 |
< |
* testcase will fail. |
331 |
> |
* threadRecordFailure) any AssertionFailedError thrown, so that |
332 |
> |
* the current testcase will fail. |
333 |
|
*/ |
334 |
|
public void threadAssertTrue(boolean b) { |
335 |
|
try { |
336 |
|
assertTrue(b); |
337 |
< |
} catch (AssertionError t) { |
337 |
> |
} catch (AssertionFailedError t) { |
338 |
|
threadRecordFailure(t); |
339 |
|
throw t; |
340 |
|
} |
342 |
|
|
343 |
|
/** |
344 |
|
* Just like assertFalse(b), but additionally recording (using |
345 |
< |
* threadRecordFailure) any AssertionError thrown, so that the |
346 |
< |
* current testcase will fail. |
345 |
> |
* threadRecordFailure) any AssertionFailedError thrown, so that |
346 |
> |
* the current testcase will fail. |
347 |
|
*/ |
348 |
|
public void threadAssertFalse(boolean b) { |
349 |
|
try { |
350 |
|
assertFalse(b); |
351 |
< |
} catch (AssertionError t) { |
351 |
> |
} catch (AssertionFailedError t) { |
352 |
|
threadRecordFailure(t); |
353 |
|
throw t; |
354 |
|
} |
356 |
|
|
357 |
|
/** |
358 |
|
* Just like assertNull(x), but additionally recording (using |
359 |
< |
* threadRecordFailure) any AssertionError thrown, so that the |
360 |
< |
* current testcase will fail. |
359 |
> |
* threadRecordFailure) any AssertionFailedError thrown, so that |
360 |
> |
* the current testcase will fail. |
361 |
|
*/ |
362 |
|
public void threadAssertNull(Object x) { |
363 |
|
try { |
364 |
|
assertNull(x); |
365 |
< |
} catch (AssertionError t) { |
365 |
> |
} catch (AssertionFailedError t) { |
366 |
|
threadRecordFailure(t); |
367 |
|
throw t; |
368 |
|
} |
370 |
|
|
371 |
|
/** |
372 |
|
* Just like assertEquals(x, y), but additionally recording (using |
373 |
< |
* threadRecordFailure) any AssertionError thrown, so that the |
374 |
< |
* current testcase will fail. |
373 |
> |
* threadRecordFailure) any AssertionFailedError thrown, so that |
374 |
> |
* the current testcase will fail. |
375 |
|
*/ |
376 |
|
public void threadAssertEquals(long x, long y) { |
377 |
|
try { |
378 |
|
assertEquals(x, y); |
379 |
< |
} catch (AssertionError t) { |
379 |
> |
} catch (AssertionFailedError t) { |
380 |
|
threadRecordFailure(t); |
381 |
|
throw t; |
382 |
|
} |
384 |
|
|
385 |
|
/** |
386 |
|
* Just like assertEquals(x, y), but additionally recording (using |
387 |
< |
* threadRecordFailure) any AssertionError thrown, so that the |
388 |
< |
* current testcase will fail. |
387 |
> |
* threadRecordFailure) any AssertionFailedError thrown, so that |
388 |
> |
* the current testcase will fail. |
389 |
|
*/ |
390 |
|
public void threadAssertEquals(Object x, Object y) { |
391 |
|
try { |
392 |
|
assertEquals(x, y); |
393 |
< |
} catch (AssertionError t) { |
393 |
> |
} catch (AssertionFailedError t) { |
394 |
|
threadRecordFailure(t); |
395 |
|
throw t; |
396 |
+ |
} catch (Throwable t) { |
397 |
+ |
threadUnexpectedException(t); |
398 |
|
} |
399 |
|
} |
400 |
|
|
401 |
|
/** |
402 |
|
* Just like assertSame(x, y), but additionally recording (using |
403 |
< |
* threadRecordFailure) any AssertionError thrown, so that the |
404 |
< |
* current testcase will fail. |
403 |
> |
* threadRecordFailure) any AssertionFailedError thrown, so that |
404 |
> |
* the current testcase will fail. |
405 |
|
*/ |
406 |
|
public void threadAssertSame(Object x, Object y) { |
407 |
|
try { |
408 |
|
assertSame(x, y); |
409 |
< |
} catch (AssertionError t) { |
409 |
> |
} catch (AssertionFailedError t) { |
410 |
|
threadRecordFailure(t); |
411 |
|
throw t; |
412 |
|
} |
427 |
|
} |
428 |
|
|
429 |
|
/** |
430 |
< |
* Calls threadFail with message "Unexpected exception" + ex. |
430 |
> |
* Records the given exception using {@link #threadRecordFailure}, |
431 |
> |
* then rethrows the exception, wrapping it in an |
432 |
> |
* AssertionFailedError if necessary. |
433 |
|
*/ |
434 |
|
public void threadUnexpectedException(Throwable t) { |
435 |
|
threadRecordFailure(t); |
436 |
|
t.printStackTrace(); |
376 |
– |
// Rethrow, wrapping in an AssertionError if necessary |
437 |
|
if (t instanceof RuntimeException) |
438 |
|
throw (RuntimeException) t; |
439 |
|
else if (t instanceof Error) |
440 |
|
throw (Error) t; |
441 |
|
else { |
442 |
< |
AssertionError ae = new AssertionError("unexpected exception: " + t); |
442 |
> |
AssertionFailedError afe = |
443 |
> |
new AssertionFailedError("unexpected exception: " + t); |
444 |
|
t.initCause(t); |
445 |
< |
throw ae; |
445 |
> |
throw afe; |
446 |
> |
} |
447 |
> |
} |
448 |
> |
|
449 |
> |
/** |
450 |
> |
* Delays, via Thread.sleep for the given millisecond delay, but |
451 |
> |
* if the sleep is shorter than specified, may re-sleep or yield |
452 |
> |
* until time elapses. |
453 |
> |
*/ |
454 |
> |
public static void delay(long ms) throws InterruptedException { |
455 |
> |
long startTime = System.nanoTime(); |
456 |
> |
long ns = ms * 1000 * 1000; |
457 |
> |
for (;;) { |
458 |
> |
if (ms > 0L) |
459 |
> |
Thread.sleep(ms); |
460 |
> |
else // too short to sleep |
461 |
> |
Thread.yield(); |
462 |
> |
long d = ns - (System.nanoTime() - startTime); |
463 |
> |
if (d > 0L) |
464 |
> |
ms = d / (1000 * 1000); |
465 |
> |
else |
466 |
> |
break; |
467 |
|
} |
468 |
|
} |
469 |
|
|
474 |
|
try { |
475 |
|
exec.shutdown(); |
476 |
|
assertTrue("ExecutorService did not terminate in a timely manner", |
477 |
< |
exec.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
477 |
> |
exec.awaitTermination(2 * LONG_DELAY_MS, MILLISECONDS)); |
478 |
|
} catch (SecurityException ok) { |
479 |
|
// Allowed in case test doesn't have privs |
480 |
|
} catch (InterruptedException ie) { |
482 |
|
} |
483 |
|
} |
484 |
|
|
485 |
+ |
/** |
486 |
+ |
* Checks that thread does not terminate within timeoutMillis |
487 |
+ |
* milliseconds (that is, Thread.join times out). |
488 |
+ |
*/ |
489 |
+ |
public void assertThreadJoinTimesOut(Thread thread, long timeoutMillis) { |
490 |
+ |
try { |
491 |
+ |
long startTime = System.nanoTime(); |
492 |
+ |
thread.join(timeoutMillis); |
493 |
+ |
assertTrue(thread.isAlive()); |
494 |
+ |
assertTrue(millisElapsedSince(startTime) >= timeoutMillis); |
495 |
+ |
} catch (InterruptedException ie) { |
496 |
+ |
fail("Unexpected InterruptedException"); |
497 |
+ |
} |
498 |
+ |
} |
499 |
|
|
500 |
|
/** |
501 |
|
* Fails with message "should throw exception". |
512 |
|
} |
513 |
|
|
514 |
|
/** |
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 |
– |
/** |
515 |
|
* The number of elements to place in collections, arrays, etc. |
516 |
|
*/ |
517 |
|
public static final int SIZE = 20; |
622 |
|
} |
623 |
|
|
624 |
|
/** |
625 |
< |
* Sleep until the timeout has elapsed, or interrupted. |
625 |
> |
* Sleeps until the given time has elapsed. |
626 |
> |
* Throws AssertionFailedError if interrupted. |
627 |
> |
*/ |
628 |
> |
void sleep(long millis) { |
629 |
> |
try { |
630 |
> |
delay(millis); |
631 |
> |
} catch (InterruptedException ie) { |
632 |
> |
AssertionFailedError afe = |
633 |
> |
new AssertionFailedError("Unexpected InterruptedException"); |
634 |
> |
afe.initCause(ie); |
635 |
> |
throw afe; |
636 |
> |
} |
637 |
> |
} |
638 |
> |
|
639 |
> |
/** |
640 |
> |
* Sleeps until the timeout has elapsed, or interrupted. |
641 |
|
* Does <em>NOT</em> throw InterruptedException. |
642 |
|
*/ |
643 |
|
void sleepTillInterrupted(long timeoutMillis) { |
647 |
|
} |
648 |
|
|
649 |
|
/** |
650 |
< |
* Returns a new started Thread running the given runnable. |
650 |
> |
* Waits up to the specified number of milliseconds for the given |
651 |
> |
* thread to enter a wait state: BLOCKED, WAITING, or TIMED_WAITING. |
652 |
> |
*/ |
653 |
> |
void waitForThreadToEnterWaitState(Thread thread, long timeoutMillis) { |
654 |
> |
long timeoutNanos = timeoutMillis * 1000L * 1000L; |
655 |
> |
long t0 = System.nanoTime(); |
656 |
> |
for (;;) { |
657 |
> |
Thread.State s = thread.getState(); |
658 |
> |
if (s == Thread.State.BLOCKED || |
659 |
> |
s == Thread.State.WAITING || |
660 |
> |
s == Thread.State.TIMED_WAITING) |
661 |
> |
return; |
662 |
> |
else if (s == Thread.State.TERMINATED) |
663 |
> |
fail("Unexpected thread termination"); |
664 |
> |
else if (System.nanoTime() - t0 > timeoutNanos) { |
665 |
> |
threadAssertTrue(thread.isAlive()); |
666 |
> |
return; |
667 |
> |
} |
668 |
> |
Thread.yield(); |
669 |
> |
} |
670 |
> |
} |
671 |
> |
|
672 |
> |
/** |
673 |
> |
* Waits up to LONG_DELAY_MS for the given thread to enter a wait |
674 |
> |
* state: BLOCKED, WAITING, or TIMED_WAITING. |
675 |
> |
*/ |
676 |
> |
void waitForThreadToEnterWaitState(Thread thread) { |
677 |
> |
waitForThreadToEnterWaitState(thread, LONG_DELAY_MS); |
678 |
> |
} |
679 |
> |
|
680 |
> |
/** |
681 |
> |
* Returns the number of milliseconds since time given by |
682 |
> |
* startNanoTime, which must have been previously returned from a |
683 |
> |
* call to {@link System.nanoTime()}. |
684 |
> |
*/ |
685 |
> |
long millisElapsedSince(long startNanoTime) { |
686 |
> |
return NANOSECONDS.toMillis(System.nanoTime() - startNanoTime); |
687 |
> |
} |
688 |
> |
|
689 |
> |
/** |
690 |
> |
* Returns a new started daemon Thread running the given runnable. |
691 |
|
*/ |
692 |
|
Thread newStartedThread(Runnable runnable) { |
693 |
|
Thread t = new Thread(runnable); |
694 |
+ |
t.setDaemon(true); |
695 |
|
t.start(); |
696 |
|
return t; |
697 |
|
} |
698 |
|
|
699 |
+ |
/** |
700 |
+ |
* Waits for the specified time (in milliseconds) for the thread |
701 |
+ |
* to terminate (using {@link Thread#join(long)}), else interrupts |
702 |
+ |
* the thread (in the hope that it may terminate later) and fails. |
703 |
+ |
*/ |
704 |
+ |
void awaitTermination(Thread t, long timeoutMillis) { |
705 |
+ |
try { |
706 |
+ |
t.join(timeoutMillis); |
707 |
+ |
} catch (InterruptedException ie) { |
708 |
+ |
threadUnexpectedException(ie); |
709 |
+ |
} finally { |
710 |
+ |
if (t.isAlive()) { |
711 |
+ |
t.interrupt(); |
712 |
+ |
fail("Test timed out"); |
713 |
+ |
} |
714 |
+ |
} |
715 |
+ |
} |
716 |
+ |
|
717 |
+ |
/** |
718 |
+ |
* Waits for LONG_DELAY_MS milliseconds for the thread to |
719 |
+ |
* terminate (using {@link Thread#join(long)}), else interrupts |
720 |
+ |
* the thread (in the hope that it may terminate later) and fails. |
721 |
+ |
*/ |
722 |
+ |
void awaitTermination(Thread t) { |
723 |
+ |
awaitTermination(t, LONG_DELAY_MS); |
724 |
+ |
} |
725 |
+ |
|
726 |
|
// Some convenient Runnable classes |
727 |
|
|
728 |
|
public abstract class CheckedRunnable implements Runnable { |
837 |
|
|
838 |
|
public Callable<String> latchAwaitingStringTask(final CountDownLatch latch) { |
839 |
|
return new CheckedCallable<String>() { |
840 |
< |
public String realCall() { |
840 |
> |
protected String realCall() { |
841 |
|
try { |
842 |
|
latch.await(); |
843 |
|
} catch (InterruptedException quittingTime) {} |
845 |
|
}}; |
846 |
|
} |
847 |
|
|
848 |
+ |
public Runnable awaiter(final CountDownLatch latch) { |
849 |
+ |
return new CheckedRunnable() { |
850 |
+ |
public void realRun() throws InterruptedException { |
851 |
+ |
await(latch); |
852 |
+ |
}}; |
853 |
+ |
} |
854 |
+ |
|
855 |
+ |
public void await(CountDownLatch latch) { |
856 |
+ |
try { |
857 |
+ |
assertTrue(latch.await(LONG_DELAY_MS, MILLISECONDS)); |
858 |
+ |
} catch (Throwable t) { |
859 |
+ |
threadUnexpectedException(t); |
860 |
+ |
} |
861 |
+ |
} |
862 |
+ |
|
863 |
|
public static class NPETask implements Callable<String> { |
864 |
|
public String call() { throw new NullPointerException(); } |
865 |
|
} |
870 |
|
|
871 |
|
public class ShortRunnable extends CheckedRunnable { |
872 |
|
protected void realRun() throws Throwable { |
873 |
< |
Thread.sleep(SHORT_DELAY_MS); |
873 |
> |
delay(SHORT_DELAY_MS); |
874 |
|
} |
875 |
|
} |
876 |
|
|
877 |
|
public class ShortInterruptedRunnable extends CheckedInterruptedRunnable { |
878 |
|
protected void realRun() throws InterruptedException { |
879 |
< |
Thread.sleep(SHORT_DELAY_MS); |
879 |
> |
delay(SHORT_DELAY_MS); |
880 |
|
} |
881 |
|
} |
882 |
|
|
883 |
|
public class SmallRunnable extends CheckedRunnable { |
884 |
|
protected void realRun() throws Throwable { |
885 |
< |
Thread.sleep(SMALL_DELAY_MS); |
885 |
> |
delay(SMALL_DELAY_MS); |
886 |
|
} |
887 |
|
} |
888 |
|
|
889 |
|
public class SmallPossiblyInterruptedRunnable extends CheckedRunnable { |
890 |
|
protected void realRun() { |
891 |
|
try { |
892 |
< |
Thread.sleep(SMALL_DELAY_MS); |
892 |
> |
delay(SMALL_DELAY_MS); |
893 |
|
} catch (InterruptedException ok) {} |
894 |
|
} |
895 |
|
} |
896 |
|
|
897 |
|
public class SmallCallable extends CheckedCallable { |
898 |
|
protected Object realCall() throws InterruptedException { |
899 |
< |
Thread.sleep(SMALL_DELAY_MS); |
899 |
> |
delay(SMALL_DELAY_MS); |
900 |
|
return Boolean.TRUE; |
901 |
|
} |
902 |
|
} |
903 |
|
|
719 |
– |
public class SmallInterruptedRunnable extends CheckedInterruptedRunnable { |
720 |
– |
protected void realRun() throws InterruptedException { |
721 |
– |
Thread.sleep(SMALL_DELAY_MS); |
722 |
– |
} |
723 |
– |
} |
724 |
– |
|
904 |
|
public class MediumRunnable extends CheckedRunnable { |
905 |
|
protected void realRun() throws Throwable { |
906 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
906 |
> |
delay(MEDIUM_DELAY_MS); |
907 |
|
} |
908 |
|
} |
909 |
|
|
910 |
|
public class MediumInterruptedRunnable extends CheckedInterruptedRunnable { |
911 |
|
protected void realRun() throws InterruptedException { |
912 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
912 |
> |
delay(MEDIUM_DELAY_MS); |
913 |
|
} |
914 |
|
} |
915 |
|
|
916 |
+ |
public Runnable possiblyInterruptedRunnable(final long timeoutMillis) { |
917 |
+ |
return new CheckedRunnable() { |
918 |
+ |
protected void realRun() { |
919 |
+ |
try { |
920 |
+ |
delay(timeoutMillis); |
921 |
+ |
} catch (InterruptedException ok) {} |
922 |
+ |
}}; |
923 |
+ |
} |
924 |
+ |
|
925 |
|
public class MediumPossiblyInterruptedRunnable extends CheckedRunnable { |
926 |
|
protected void realRun() { |
927 |
|
try { |
928 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
928 |
> |
delay(MEDIUM_DELAY_MS); |
929 |
|
} catch (InterruptedException ok) {} |
930 |
|
} |
931 |
|
} |
933 |
|
public class LongPossiblyInterruptedRunnable extends CheckedRunnable { |
934 |
|
protected void realRun() { |
935 |
|
try { |
936 |
< |
Thread.sleep(LONG_DELAY_MS); |
936 |
> |
delay(LONG_DELAY_MS); |
937 |
|
} catch (InterruptedException ok) {} |
938 |
|
} |
939 |
|
} |
947 |
|
} |
948 |
|
} |
949 |
|
|
950 |
+ |
public interface TrackedRunnable extends Runnable { |
951 |
+ |
boolean isDone(); |
952 |
+ |
} |
953 |
+ |
|
954 |
+ |
public static TrackedRunnable trackedRunnable(final long timeoutMillis) { |
955 |
+ |
return new TrackedRunnable() { |
956 |
+ |
private volatile boolean done = false; |
957 |
+ |
public boolean isDone() { return done; } |
958 |
+ |
public void run() { |
959 |
+ |
try { |
960 |
+ |
delay(timeoutMillis); |
961 |
+ |
done = true; |
962 |
+ |
} catch (InterruptedException ok) {} |
963 |
+ |
} |
964 |
+ |
}; |
965 |
+ |
} |
966 |
+ |
|
967 |
|
public static class TrackedShortRunnable implements Runnable { |
968 |
|
public volatile boolean done = false; |
969 |
|
public void run() { |
970 |
|
try { |
971 |
< |
Thread.sleep(SMALL_DELAY_MS); |
971 |
> |
delay(SHORT_DELAY_MS); |
972 |
> |
done = true; |
973 |
> |
} catch (InterruptedException ok) {} |
974 |
> |
} |
975 |
> |
} |
976 |
> |
|
977 |
> |
public static class TrackedSmallRunnable implements Runnable { |
978 |
> |
public volatile boolean done = false; |
979 |
> |
public void run() { |
980 |
> |
try { |
981 |
> |
delay(SMALL_DELAY_MS); |
982 |
|
done = true; |
983 |
|
} catch (InterruptedException ok) {} |
984 |
|
} |
988 |
|
public volatile boolean done = false; |
989 |
|
public void run() { |
990 |
|
try { |
991 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
991 |
> |
delay(MEDIUM_DELAY_MS); |
992 |
|
done = true; |
993 |
|
} catch (InterruptedException ok) {} |
994 |
|
} |
998 |
|
public volatile boolean done = false; |
999 |
|
public void run() { |
1000 |
|
try { |
1001 |
< |
Thread.sleep(LONG_DELAY_MS); |
1001 |
> |
delay(LONG_DELAY_MS); |
1002 |
|
done = true; |
1003 |
|
} catch (InterruptedException ok) {} |
1004 |
|
} |
1015 |
|
public volatile boolean done = false; |
1016 |
|
public Object call() { |
1017 |
|
try { |
1018 |
< |
Thread.sleep(SMALL_DELAY_MS); |
1018 |
> |
delay(SMALL_DELAY_MS); |
1019 |
|
done = true; |
1020 |
|
} catch (InterruptedException ok) {} |
1021 |
|
return Boolean.TRUE; |
1061 |
|
ThreadPoolExecutor executor) {} |
1062 |
|
} |
1063 |
|
|
1064 |
+ |
/** |
1065 |
+ |
* A CyclicBarrier that fails with AssertionFailedErrors instead |
1066 |
+ |
* of throwing checked exceptions. |
1067 |
+ |
*/ |
1068 |
+ |
public class CheckedBarrier extends CyclicBarrier { |
1069 |
+ |
public CheckedBarrier(int parties) { super(parties); } |
1070 |
+ |
|
1071 |
+ |
public int await() { |
1072 |
+ |
try { |
1073 |
+ |
return super.await(); |
1074 |
+ |
} catch (Exception e) { |
1075 |
+ |
AssertionFailedError afe = |
1076 |
+ |
new AssertionFailedError("Unexpected exception: " + e); |
1077 |
+ |
afe.initCause(e); |
1078 |
+ |
throw afe; |
1079 |
+ |
} |
1080 |
+ |
} |
1081 |
+ |
} |
1082 |
+ |
|
1083 |
+ |
public void checkEmpty(BlockingQueue q) { |
1084 |
+ |
try { |
1085 |
+ |
assertTrue(q.isEmpty()); |
1086 |
+ |
assertEquals(0, q.size()); |
1087 |
+ |
assertNull(q.peek()); |
1088 |
+ |
assertNull(q.poll()); |
1089 |
+ |
assertNull(q.poll(0, MILLISECONDS)); |
1090 |
+ |
assertEquals(q.toString(), "[]"); |
1091 |
+ |
assertTrue(Arrays.equals(q.toArray(), new Object[0])); |
1092 |
+ |
assertFalse(q.iterator().hasNext()); |
1093 |
+ |
try { |
1094 |
+ |
q.element(); |
1095 |
+ |
shouldThrow(); |
1096 |
+ |
} catch (NoSuchElementException success) {} |
1097 |
+ |
try { |
1098 |
+ |
q.iterator().next(); |
1099 |
+ |
shouldThrow(); |
1100 |
+ |
} catch (NoSuchElementException success) {} |
1101 |
+ |
try { |
1102 |
+ |
q.remove(); |
1103 |
+ |
shouldThrow(); |
1104 |
+ |
} catch (NoSuchElementException success) {} |
1105 |
+ |
} catch (InterruptedException ie) { |
1106 |
+ |
threadUnexpectedException(ie); |
1107 |
+ |
} |
1108 |
+ |
} |
1109 |
+ |
|
1110 |
+ |
@SuppressWarnings("unchecked") |
1111 |
+ |
public <T> T serialClone(T o) { |
1112 |
+ |
try { |
1113 |
+ |
ByteArrayOutputStream bos = new ByteArrayOutputStream(); |
1114 |
+ |
ObjectOutputStream oos = new ObjectOutputStream(bos); |
1115 |
+ |
oos.writeObject(o); |
1116 |
+ |
oos.flush(); |
1117 |
+ |
oos.close(); |
1118 |
+ |
ByteArrayInputStream bin = |
1119 |
+ |
new ByteArrayInputStream(bos.toByteArray()); |
1120 |
+ |
ObjectInputStream ois = new ObjectInputStream(bin); |
1121 |
+ |
return (T) ois.readObject(); |
1122 |
+ |
} catch (Throwable t) { |
1123 |
+ |
threadUnexpectedException(t); |
1124 |
+ |
return null; |
1125 |
+ |
} |
1126 |
+ |
} |
1127 |
|
} |