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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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Boolean.getBoolean("jsr166.expensiveTests"); |
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|
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/** |
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* If true, also run tests that are not part of the official tck |
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* because they test unspecified implementation details. |
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*/ |
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protected static final boolean testImplementationDetails = |
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Boolean.getBoolean("jsr166.testImplementationDetails"); |
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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. |
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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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/** |
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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(); |
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< |
else |
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super.runTest(); |
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if (methodFilter == null |
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|| 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(); |
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} |
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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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// Warmup run, notably to trigger all needed classloading. |
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super.runTest(); |
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long t0 = System.nanoTime(); |
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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); |
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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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} |
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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))); |
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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");}}); |
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} catch (Throwable t) { |
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throw new Error(t); |
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} |
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} |
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|
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public static boolean atLeastJava6() { return JAVA_CLASS_VERSION >= 50.0; } |
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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; } |
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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"); |
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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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*/ |
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public static Test suite() { |
260 |
< |
return newTestSuite( |
260 |
> |
// Java7+ test classes |
261 |
> |
TestSuite suite = newTestSuite( |
262 |
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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()); |
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+ |
|
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// Java8+ test classes |
328 |
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if (atLeastJava8()) { |
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String[] java8TestClassNames = { |
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"Atomic8Test", |
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"CompletableFutureTest", |
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"ConcurrentHashMap8Test", |
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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", |
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+ |
"SplittableRandomTest", |
341 |
+ |
"StampedLockTest", |
342 |
+ |
"ThreadLocalRandom8Test", |
343 |
+ |
}; |
344 |
+ |
addNamedTestClasses(suite, java8TestClassNames); |
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+ |
} |
346 |
+ |
|
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+ |
// Java9+ test classes |
348 |
+ |
if (atLeastJava9()) { |
349 |
+ |
String[] java9TestClassNames = { |
350 |
+ |
"ThreadPoolExecutor9Test", |
351 |
+ |
}; |
352 |
+ |
addNamedTestClasses(suite, java9TestClassNames); |
353 |
+ |
} |
354 |
+ |
|
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+ |
return suite; |
356 |
|
} |
357 |
|
|
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+ |
// Delays for timing-dependent tests, in milliseconds. |
359 |
|
|
360 |
|
public static long SHORT_DELAY_MS; |
361 |
|
public static long SMALL_DELAY_MS; |
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public static long MEDIUM_DELAY_MS; |
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public static long LONG_DELAY_MS; |
364 |
|
|
261 |
– |
|
365 |
|
/** |
366 |
|
* Returns the shortest timed delay. This could |
367 |
|
* be reimplemented to use for example a Property. |
444 |
|
|
445 |
|
if (Thread.interrupted()) |
446 |
|
throw new AssertionFailedError("interrupt status set in main thread"); |
447 |
+ |
|
448 |
+ |
checkForkJoinPoolThreadLeaks(); |
449 |
+ |
} |
450 |
+ |
|
451 |
+ |
/** |
452 |
+ |
* Find missing try { ... } finally { joinPool(e); } |
453 |
+ |
*/ |
454 |
+ |
void checkForkJoinPoolThreadLeaks() throws InterruptedException { |
455 |
+ |
Thread[] survivors = new Thread[5]; |
456 |
+ |
int count = Thread.enumerate(survivors); |
457 |
+ |
for (int i = 0; i < count; i++) { |
458 |
+ |
Thread thread = survivors[i]; |
459 |
+ |
String name = thread.getName(); |
460 |
+ |
if (name.startsWith("ForkJoinPool-")) { |
461 |
+ |
// give thread some time to terminate |
462 |
+ |
thread.join(LONG_DELAY_MS); |
463 |
+ |
if (!thread.isAlive()) continue; |
464 |
+ |
thread.stop(); |
465 |
+ |
throw new AssertionFailedError |
466 |
+ |
(String.format("Found leaked ForkJoinPool thread test=%s thread=%s%n", |
467 |
+ |
toString(), name)); |
468 |
+ |
} |
469 |
+ |
} |
470 |
|
} |
471 |
|
|
472 |
|
/** |
754 |
|
public static final Integer m6 = new Integer(-6); |
755 |
|
public static final Integer m10 = new Integer(-10); |
756 |
|
|
631 |
– |
|
757 |
|
/** |
758 |
|
* Runs Runnable r with a security policy that permits precisely |
759 |
|
* the specified permissions. If there is no current security |
909 |
|
* startNanoTime, which must have been previously returned from a |
910 |
|
* call to {@link System.nanoTime()}. |
911 |
|
*/ |
912 |
< |
long millisElapsedSince(long startNanoTime) { |
912 |
> |
static long millisElapsedSince(long startNanoTime) { |
913 |
|
return NANOSECONDS.toMillis(System.nanoTime() - startNanoTime); |
914 |
|
} |
915 |
|
|
1284 |
|
public abstract class CheckedRecursiveAction extends RecursiveAction { |
1285 |
|
protected abstract void realCompute() throws Throwable; |
1286 |
|
|
1287 |
< |
public final void compute() { |
1287 |
> |
@Override protected final void compute() { |
1288 |
|
try { |
1289 |
|
realCompute(); |
1290 |
|
} catch (Throwable t) { |
1299 |
|
public abstract class CheckedRecursiveTask<T> extends RecursiveTask<T> { |
1300 |
|
protected abstract T realCompute() throws Throwable; |
1301 |
|
|
1302 |
< |
public final T compute() { |
1302 |
> |
@Override protected final T compute() { |
1303 |
|
try { |
1304 |
|
return realCompute(); |
1305 |
|
} catch (Throwable t) { |
1400 |
|
return null; |
1401 |
|
} |
1402 |
|
} |
1403 |
+ |
|
1404 |
+ |
public void assertThrows(Class<? extends Throwable> expectedExceptionClass, |
1405 |
+ |
Runnable... throwingActions) { |
1406 |
+ |
for (Runnable throwingAction : throwingActions) { |
1407 |
+ |
boolean threw = false; |
1408 |
+ |
try { throwingAction.run(); } |
1409 |
+ |
catch (Throwable t) { |
1410 |
+ |
threw = true; |
1411 |
+ |
if (!expectedExceptionClass.isInstance(t)) { |
1412 |
+ |
AssertionFailedError afe = |
1413 |
+ |
new AssertionFailedError |
1414 |
+ |
("Expected " + expectedExceptionClass.getName() + |
1415 |
+ |
", got " + t.getClass().getName()); |
1416 |
+ |
afe.initCause(t); |
1417 |
+ |
threadUnexpectedException(afe); |
1418 |
+ |
} |
1419 |
+ |
} |
1420 |
+ |
if (!threw) |
1421 |
+ |
shouldThrow(expectedExceptionClass.getName()); |
1422 |
+ |
} |
1423 |
+ |
} |
1424 |
|
} |