26 |
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import java.util.concurrent.atomic.AtomicReference; |
27 |
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import static java.util.concurrent.TimeUnit.MILLISECONDS; |
28 |
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import static java.util.concurrent.TimeUnit.NANOSECONDS; |
29 |
+ |
import java.util.regex.Pattern; |
30 |
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import java.security.CodeSource; |
31 |
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import java.security.Permission; |
32 |
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import java.security.PermissionCollection; |
129 |
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private static final long profileThreshold = |
130 |
|
Long.getLong("jsr166.profileThreshold", 100); |
131 |
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|
132 |
+ |
/** |
133 |
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* The number of repetitions per test (for tickling rare bugs). |
134 |
+ |
*/ |
135 |
+ |
private static final int runsPerTest = |
136 |
+ |
Integer.getInteger("jsr166.runsPerTest", 1); |
137 |
+ |
|
138 |
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/** |
139 |
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* A filter for tests to run, matching strings of the form |
140 |
+ |
* methodName(className), e.g. "testInvokeAll5(ForkJoinPoolTest)" |
141 |
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* Usefully combined with jsr166.runsPerTest. |
142 |
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*/ |
143 |
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private static final Pattern methodFilter = methodFilter(); |
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+ |
|
145 |
+ |
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); |
148 |
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} |
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|
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protected void runTest() throws Throwable { |
151 |
< |
if (profileTests) |
152 |
< |
runTestProfiled(); |
153 |
< |
else |
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< |
super.runTest(); |
151 |
> |
if (methodFilter == null |
152 |
> |
|| methodFilter.matcher(toString()).find()) { |
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> |
for (int i = 0; i < runsPerTest; i++) { |
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> |
if (profileTests) |
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> |
runTestProfiled(); |
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> |
else |
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> |
super.runTest(); |
158 |
> |
} |
159 |
> |
} |
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} |
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|
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protected void runTestProfiled() throws Throwable { |
163 |
+ |
// Warmup run, notably to trigger all needed classloading. |
164 |
+ |
super.runTest(); |
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long t0 = System.nanoTime(); |
166 |
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try { |
167 |
|
super.runTest(); |
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} finally { |
169 |
< |
long elapsedMillis = |
144 |
< |
(System.nanoTime() - t0) / (1000L * 1000L); |
169 |
> |
long elapsedMillis = millisElapsedSince(t0); |
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if (elapsedMillis >= profileThreshold) |
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System.out.printf("%n%s: %d%n", toString(), elapsedMillis); |
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} |
207 |
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return suite; |
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} |
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|
210 |
< |
static void addTestReflectively(TestSuite suite, String testClassName) { |
211 |
< |
try { |
212 |
< |
Class klazz = Class.forName(testClassName); |
213 |
< |
Method m = klazz.getDeclaredMethod("suite", new Class<?>[0]); |
214 |
< |
suite.addTest(newTestSuite((Test)m.invoke(null))); |
215 |
< |
} catch (Exception e) { |
216 |
< |
throw new Error(e); |
210 |
> |
public static void addNamedTestClasses(TestSuite suite, |
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> |
String... testClassNames) { |
212 |
> |
for (String testClassName : testClassNames) { |
213 |
> |
try { |
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> |
Class<?> testClass = Class.forName(testClassName); |
215 |
> |
Method m = testClass.getDeclaredMethod("suite", |
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> |
new Class<?>[0]); |
217 |
> |
suite.addTest(newTestSuite((Test)m.invoke(null))); |
218 |
> |
} catch (Exception e) { |
219 |
> |
throw new Error("Missing test class", e); |
220 |
> |
} |
221 |
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} |
222 |
|
} |
223 |
|
|
224 |
|
public static final double JAVA_CLASS_VERSION; |
225 |
+ |
public static final String JAVA_SPECIFICATION_VERSION; |
226 |
|
static { |
227 |
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try { |
228 |
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JAVA_CLASS_VERSION = java.security.AccessController.doPrivileged( |
229 |
|
new java.security.PrivilegedAction<Double>() { |
230 |
|
public Double run() { |
231 |
|
return Double.valueOf(System.getProperty("java.class.version"));}}); |
232 |
+ |
JAVA_SPECIFICATION_VERSION = java.security.AccessController.doPrivileged( |
233 |
+ |
new java.security.PrivilegedAction<String>() { |
234 |
+ |
public String run() { |
235 |
+ |
return System.getProperty("java.specification.version");}}); |
236 |
|
} catch (Throwable t) { |
237 |
|
throw new Error(t); |
238 |
|
} |
239 |
|
} |
240 |
|
|
241 |
< |
public static boolean isAtLeastJdk6() { return JAVA_CLASS_VERSION >= 50.0; } |
242 |
< |
public static boolean isAtLeastJdk7() { return JAVA_CLASS_VERSION >= 51.0; } |
243 |
< |
public static boolean isAtLeastJdk8() { return JAVA_CLASS_VERSION >= 52.0; } |
241 |
> |
public static boolean atLeastJava6() { return JAVA_CLASS_VERSION >= 50.0; } |
242 |
> |
public static boolean atLeastJava7() { return JAVA_CLASS_VERSION >= 51.0; } |
243 |
> |
public static boolean atLeastJava8() { return JAVA_CLASS_VERSION >= 52.0; } |
244 |
> |
public static boolean atLeastJava9() { |
245 |
> |
// As of 2014-05, java9 still uses 52.0 class file version |
246 |
> |
return JAVA_SPECIFICATION_VERSION.startsWith("1.9"); |
247 |
> |
} |
248 |
|
|
249 |
|
/** |
250 |
|
* Collects all JSR166 unit tests as one suite. |
251 |
|
*/ |
252 |
|
public static Test suite() { |
253 |
+ |
// Java7+ test classes |
254 |
|
TestSuite suite = newTestSuite( |
255 |
|
ForkJoinPoolTest.suite(), |
256 |
|
ForkJoinTaskTest.suite(), |
316 |
|
TreeSetTest.suite(), |
317 |
|
TreeSubMapTest.suite(), |
318 |
|
TreeSubSetTest.suite()); |
319 |
< |
if (isAtLeastJdk8()) { |
320 |
< |
addTestReflectively(suite, "StampedLockTest"); |
319 |
> |
|
320 |
> |
// Java8+ test classes |
321 |
> |
if (atLeastJava8()) { |
322 |
> |
String[] java8TestClassNames = { |
323 |
> |
"Atomic8Test", |
324 |
> |
"CompletableFutureTest", |
325 |
> |
"ConcurrentHashMap8Test", |
326 |
> |
"CountedCompleterTest", |
327 |
> |
"DoubleAccumulatorTest", |
328 |
> |
"DoubleAdderTest", |
329 |
> |
"ForkJoinPool8Test", |
330 |
> |
"ForkJoinTask8Test", |
331 |
> |
"LongAccumulatorTest", |
332 |
> |
"LongAdderTest", |
333 |
> |
"SplittableRandomTest", |
334 |
> |
"StampedLockTest", |
335 |
> |
"ThreadLocalRandom8Test", |
336 |
> |
}; |
337 |
> |
addNamedTestClasses(suite, java8TestClassNames); |
338 |
|
} |
339 |
+ |
|
340 |
+ |
// Java9+ test classes |
341 |
+ |
if (atLeastJava9()) { |
342 |
+ |
String[] java9TestClassNames = { |
343 |
+ |
"ThreadPoolExecutor9Test", |
344 |
+ |
}; |
345 |
+ |
addNamedTestClasses(suite, java9TestClassNames); |
346 |
+ |
} |
347 |
+ |
|
348 |
|
return suite; |
349 |
|
} |
350 |
|
|
351 |
+ |
// Delays for timing-dependent tests, in milliseconds. |
352 |
|
|
353 |
|
public static long SHORT_DELAY_MS; |
354 |
|
public static long SMALL_DELAY_MS; |
355 |
|
public static long MEDIUM_DELAY_MS; |
356 |
|
public static long LONG_DELAY_MS; |
357 |
|
|
292 |
– |
|
358 |
|
/** |
359 |
|
* Returns the shortest timed delay. This could |
360 |
|
* be reimplemented to use for example a Property. |
437 |
|
|
438 |
|
if (Thread.interrupted()) |
439 |
|
throw new AssertionFailedError("interrupt status set in main thread"); |
440 |
+ |
|
441 |
+ |
checkForkJoinPoolThreadLeaks(); |
442 |
+ |
} |
443 |
+ |
|
444 |
+ |
/** |
445 |
+ |
* Find missing try { ... } finally { joinPool(e); } |
446 |
+ |
*/ |
447 |
+ |
void checkForkJoinPoolThreadLeaks() throws InterruptedException { |
448 |
+ |
Thread[] survivors = new Thread[5]; |
449 |
+ |
int count = Thread.enumerate(survivors); |
450 |
+ |
for (int i = 0; i < count; i++) { |
451 |
+ |
Thread thread = survivors[i]; |
452 |
+ |
String name = thread.getName(); |
453 |
+ |
if (name.startsWith("ForkJoinPool-")) { |
454 |
+ |
// give thread some time to terminate |
455 |
+ |
thread.join(LONG_DELAY_MS); |
456 |
+ |
if (!thread.isAlive()) continue; |
457 |
+ |
thread.stop(); |
458 |
+ |
throw new AssertionFailedError |
459 |
+ |
(String.format("Found leaked ForkJoinPool thread test=%s thread=%s%n", |
460 |
+ |
toString(), name)); |
461 |
+ |
} |
462 |
+ |
} |
463 |
|
} |
464 |
|
|
465 |
|
/** |
747 |
|
public static final Integer m6 = new Integer(-6); |
748 |
|
public static final Integer m10 = new Integer(-10); |
749 |
|
|
662 |
– |
|
750 |
|
/** |
751 |
|
* Runs Runnable r with a security policy that permits precisely |
752 |
|
* the specified permissions. If there is no current security |
902 |
|
* startNanoTime, which must have been previously returned from a |
903 |
|
* call to {@link System.nanoTime()}. |
904 |
|
*/ |
905 |
< |
long millisElapsedSince(long startNanoTime) { |
905 |
> |
static long millisElapsedSince(long startNanoTime) { |
906 |
|
return NANOSECONDS.toMillis(System.nanoTime() - startNanoTime); |
907 |
|
} |
908 |
|
|
1277 |
|
public abstract class CheckedRecursiveAction extends RecursiveAction { |
1278 |
|
protected abstract void realCompute() throws Throwable; |
1279 |
|
|
1280 |
< |
public final void compute() { |
1280 |
> |
@Override protected final void compute() { |
1281 |
|
try { |
1282 |
|
realCompute(); |
1283 |
|
} catch (Throwable t) { |
1292 |
|
public abstract class CheckedRecursiveTask<T> extends RecursiveTask<T> { |
1293 |
|
protected abstract T realCompute() throws Throwable; |
1294 |
|
|
1295 |
< |
public final T compute() { |
1295 |
> |
@Override protected final T compute() { |
1296 |
|
try { |
1297 |
|
return realCompute(); |
1298 |
|
} catch (Throwable t) { |
1393 |
|
return null; |
1394 |
|
} |
1395 |
|
} |
1396 |
+ |
|
1397 |
+ |
public void assertThrows(Class<? extends Throwable> expectedExceptionClass, |
1398 |
+ |
Runnable... throwingActions) { |
1399 |
+ |
for (Runnable throwingAction : throwingActions) { |
1400 |
+ |
boolean threw = false; |
1401 |
+ |
try { throwingAction.run(); } |
1402 |
+ |
catch (Throwable t) { |
1403 |
+ |
threw = true; |
1404 |
+ |
if (!expectedExceptionClass.isInstance(t)) { |
1405 |
+ |
AssertionFailedError afe = |
1406 |
+ |
new AssertionFailedError |
1407 |
+ |
("Expected " + expectedExceptionClass.getName() + |
1408 |
+ |
", got " + t.getClass().getName()); |
1409 |
+ |
afe.initCause(t); |
1410 |
+ |
threadUnexpectedException(afe); |
1411 |
+ |
} |
1412 |
+ |
} |
1413 |
+ |
if (!threw) |
1414 |
+ |
shouldThrow(expectedExceptionClass.getName()); |
1415 |
+ |
} |
1416 |
+ |
} |
1417 |
|
} |