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import java.io.ObjectOutputStream; |
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import java.lang.management.ManagementFactory; |
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import java.lang.management.ThreadInfo; |
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import java.lang.reflect.Method; |
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import java.util.ArrayList; |
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import java.util.Arrays; |
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import java.util.Date; |
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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.util.regex.Pattern; |
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import java.security.CodeSource; |
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import java.security.Permission; |
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import java.security.PermissionCollection; |
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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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/** |
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* The number of repetitions per test (for tickling rare bugs). |
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*/ |
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private static final int runsPerTest = |
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Integer.getInteger("jsr166.runsPerTest", 1); |
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|
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/** |
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* A filter for tests to run, matching strings of the form |
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* methodName(className), e.g. "testInvokeAll5(ForkJoinPoolTest)" |
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* Usefully combined with jsr166.runsPerTest. |
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*/ |
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private static final Pattern methodFilter = methodFilter(); |
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|
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private static Pattern methodFilter() { |
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String regex = System.getProperty("jsr166.methodFilter"); |
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return (regex == null) ? null : Pattern.compile(regex); |
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} |
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|
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protected void runTest() throws Throwable { |
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< |
if (profileTests) |
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< |
runTestProfiled(); |
153 |
< |
else |
154 |
< |
super.runTest(); |
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> |
if (methodFilter == null |
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> |
|| methodFilter.matcher(toString()).find()) { |
153 |
> |
for (int i = 0; i < runsPerTest; i++) { |
154 |
> |
if (profileTests) |
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> |
runTestProfiled(); |
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> |
else |
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> |
super.runTest(); |
158 |
> |
} |
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> |
} |
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} |
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|
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protected void runTestProfiled() throws Throwable { |
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return suite; |
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} |
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|
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public static void addNamedTestClasses(TestSuite suite, |
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String... testClassNames) { |
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for (String testClassName : testClassNames) { |
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try { |
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Class<?> testClass = Class.forName(testClassName); |
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Method m = testClass.getDeclaredMethod("suite", |
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new Class<?>[0]); |
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suite.addTest(newTestSuite((Test)m.invoke(null))); |
217 |
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} catch (Exception e) { |
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throw new Error("Missing test class", e); |
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} |
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} |
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} |
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|
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public static final double JAVA_CLASS_VERSION; |
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public static final String JAVA_SPECIFICATION_VERSION; |
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static { |
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try { |
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JAVA_CLASS_VERSION = java.security.AccessController.doPrivileged( |
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new java.security.PrivilegedAction<Double>() { |
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public Double run() { |
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return Double.valueOf(System.getProperty("java.class.version"));}}); |
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JAVA_SPECIFICATION_VERSION = java.security.AccessController.doPrivileged( |
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new java.security.PrivilegedAction<String>() { |
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public String run() { |
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return System.getProperty("java.specification.version");}}); |
235 |
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} catch (Throwable t) { |
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throw new Error(t); |
237 |
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} |
238 |
+ |
} |
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|
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public static boolean atLeastJava6() { return JAVA_CLASS_VERSION >= 50.0; } |
241 |
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public static boolean atLeastJava7() { return JAVA_CLASS_VERSION >= 51.0; } |
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public static boolean atLeastJava8() { return JAVA_CLASS_VERSION >= 52.0; } |
243 |
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public static boolean atLeastJava9() { |
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// As of 2014-05, java9 still uses 52.0 class file version |
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return JAVA_SPECIFICATION_VERSION.startsWith("1.9"); |
246 |
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} |
247 |
+ |
|
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/** |
249 |
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* Collects all JSR166 unit tests as one suite. |
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*/ |
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public static Test suite() { |
252 |
< |
return newTestSuite( |
252 |
> |
// Java7+ test classes |
253 |
> |
TestSuite suite = newTestSuite( |
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ForkJoinPoolTest.suite(), |
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ForkJoinTaskTest.suite(), |
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RecursiveActionTest.suite(), |
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|
TreeSetTest.suite(), |
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TreeSubMapTest.suite(), |
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TreeSubSetTest.suite()); |
318 |
+ |
|
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// Java8+ test classes |
320 |
+ |
if (atLeastJava8()) { |
321 |
+ |
String[] java8TestClassNames = { |
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"Atomic8Test", |
323 |
+ |
"CompletableFutureTest", |
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"ConcurrentHashMap8Test", |
325 |
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"CountedCompleterTest", |
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"DoubleAccumulatorTest", |
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"DoubleAdderTest", |
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"ForkJoinPool8Test", |
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"ForkJoinTask8Test", |
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+ |
"LongAccumulatorTest", |
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+ |
"LongAdderTest", |
332 |
+ |
"SplittableRandomTest", |
333 |
+ |
"StampedLockTest", |
334 |
+ |
"ThreadLocalRandom8Test", |
335 |
+ |
}; |
336 |
+ |
addNamedTestClasses(suite, java8TestClassNames); |
337 |
+ |
} |
338 |
+ |
|
339 |
+ |
// Java9+ test classes |
340 |
+ |
if (atLeastJava9()) { |
341 |
+ |
String[] java9TestClassNames = { |
342 |
+ |
"ThreadPoolExecutor9Test", |
343 |
+ |
}; |
344 |
+ |
addNamedTestClasses(suite, java9TestClassNames); |
345 |
+ |
} |
346 |
+ |
|
347 |
+ |
return suite; |
348 |
|
} |
349 |
|
|
350 |
+ |
// Delays for timing-dependent tests, in milliseconds. |
351 |
|
|
352 |
|
public static long SHORT_DELAY_MS; |
353 |
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public static long SMALL_DELAY_MS; |
354 |
|
public static long MEDIUM_DELAY_MS; |
355 |
|
public static long LONG_DELAY_MS; |
356 |
|
|
261 |
– |
|
357 |
|
/** |
358 |
|
* Returns the shortest timed delay. This could |
359 |
|
* be reimplemented to use for example a Property. |
436 |
|
|
437 |
|
if (Thread.interrupted()) |
438 |
|
throw new AssertionFailedError("interrupt status set in main thread"); |
439 |
+ |
|
440 |
+ |
checkForkJoinPoolThreadLeaks(); |
441 |
+ |
} |
442 |
+ |
|
443 |
+ |
/** |
444 |
+ |
* Find missing try { ... } finally { joinPool(e); } |
445 |
+ |
*/ |
446 |
+ |
void checkForkJoinPoolThreadLeaks() throws InterruptedException { |
447 |
+ |
Thread[] survivors = new Thread[5]; |
448 |
+ |
int count = Thread.enumerate(survivors); |
449 |
+ |
for (int i = 0; i < count; i++) { |
450 |
+ |
Thread thread = survivors[i]; |
451 |
+ |
String name = thread.getName(); |
452 |
+ |
if (name.startsWith("ForkJoinPool-")) { |
453 |
+ |
// give thread some time to terminate |
454 |
+ |
thread.join(LONG_DELAY_MS); |
455 |
+ |
if (!thread.isAlive()) continue; |
456 |
+ |
thread.stop(); |
457 |
+ |
throw new AssertionFailedError |
458 |
+ |
(String.format("Found leaked ForkJoinPool thread test=%s thread=%s%n", |
459 |
+ |
toString(), name)); |
460 |
+ |
} |
461 |
+ |
} |
462 |
|
} |
463 |
|
|
464 |
|
/** |
746 |
|
public static final Integer m6 = new Integer(-6); |
747 |
|
public static final Integer m10 = new Integer(-10); |
748 |
|
|
631 |
– |
|
749 |
|
/** |
750 |
|
* Runs Runnable r with a security policy that permits precisely |
751 |
|
* the specified permissions. If there is no current security |
1276 |
|
public abstract class CheckedRecursiveAction extends RecursiveAction { |
1277 |
|
protected abstract void realCompute() throws Throwable; |
1278 |
|
|
1279 |
< |
public final void compute() { |
1279 |
> |
@Override protected final void compute() { |
1280 |
|
try { |
1281 |
|
realCompute(); |
1282 |
|
} catch (Throwable t) { |
1291 |
|
public abstract class CheckedRecursiveTask<T> extends RecursiveTask<T> { |
1292 |
|
protected abstract T realCompute() throws Throwable; |
1293 |
|
|
1294 |
< |
public final T compute() { |
1294 |
> |
@Override protected final T compute() { |
1295 |
|
try { |
1296 |
|
return realCompute(); |
1297 |
|
} catch (Throwable t) { |
1392 |
|
return null; |
1393 |
|
} |
1394 |
|
} |
1395 |
+ |
|
1396 |
+ |
public void assertThrows(Class<? extends Throwable> expectedExceptionClass, |
1397 |
+ |
Runnable... throwingActions) { |
1398 |
+ |
for (Runnable throwingAction : throwingActions) { |
1399 |
+ |
boolean threw = false; |
1400 |
+ |
try { throwingAction.run(); } |
1401 |
+ |
catch (Throwable t) { |
1402 |
+ |
threw = true; |
1403 |
+ |
if (!expectedExceptionClass.isInstance(t)) { |
1404 |
+ |
AssertionFailedError afe = |
1405 |
+ |
new AssertionFailedError |
1406 |
+ |
("Expected " + expectedExceptionClass.getName() + |
1407 |
+ |
", got " + t.getClass().getName()); |
1408 |
+ |
afe.initCause(t); |
1409 |
+ |
threadUnexpectedException(afe); |
1410 |
+ |
} |
1411 |
+ |
} |
1412 |
+ |
if (!threw) |
1413 |
+ |
shouldThrow(expectedExceptionClass.getName()); |
1414 |
+ |
} |
1415 |
+ |
} |
1416 |
|
} |