22 |
|
import java.util.NoSuchElementException; |
23 |
|
import java.util.PropertyPermission; |
24 |
|
import java.util.concurrent.*; |
25 |
– |
import java.util.concurrent.atomic.AtomicBoolean; |
25 |
|
import java.util.concurrent.atomic.AtomicReference; |
26 |
|
import static java.util.concurrent.TimeUnit.MILLISECONDS; |
27 |
|
import static java.util.concurrent.TimeUnit.NANOSECONDS; |
28 |
+ |
import java.util.regex.Pattern; |
29 |
|
import java.security.CodeSource; |
30 |
|
import java.security.Permission; |
31 |
|
import java.security.PermissionCollection; |
115 |
|
Boolean.getBoolean("jsr166.expensiveTests"); |
116 |
|
|
117 |
|
/** |
118 |
+ |
* If true, also run tests that are not part of the official tck |
119 |
+ |
* because they test unspecified implementation details. |
120 |
+ |
*/ |
121 |
+ |
protected static final boolean testImplementationDetails = |
122 |
+ |
Boolean.getBoolean("jsr166.testImplementationDetails"); |
123 |
+ |
|
124 |
+ |
/** |
125 |
|
* If true, report on stdout all "slow" tests, that is, ones that |
126 |
|
* take more than profileThreshold milliseconds to execute. |
127 |
|
*/ |
135 |
|
private static final long profileThreshold = |
136 |
|
Long.getLong("jsr166.profileThreshold", 100); |
137 |
|
|
138 |
+ |
/** |
139 |
+ |
* The number of repetitions per test (for tickling rare bugs). |
140 |
+ |
*/ |
141 |
+ |
private static final int runsPerTest = |
142 |
+ |
Integer.getInteger("jsr166.runsPerTest", 1); |
143 |
+ |
|
144 |
+ |
/** |
145 |
+ |
* A filter for tests to run, matching strings of the form |
146 |
+ |
* methodName(className), e.g. "testInvokeAll5(ForkJoinPoolTest)" |
147 |
+ |
* Usefully combined with jsr166.runsPerTest. |
148 |
+ |
*/ |
149 |
+ |
private static final Pattern methodFilter = methodFilter(); |
150 |
+ |
|
151 |
+ |
private static Pattern methodFilter() { |
152 |
+ |
String regex = System.getProperty("jsr166.methodFilter"); |
153 |
+ |
return (regex == null) ? null : Pattern.compile(regex); |
154 |
+ |
} |
155 |
+ |
|
156 |
|
protected void runTest() throws Throwable { |
157 |
< |
if (profileTests) |
158 |
< |
runTestProfiled(); |
159 |
< |
else |
160 |
< |
super.runTest(); |
157 |
> |
if (methodFilter == null |
158 |
> |
|| methodFilter.matcher(toString()).find()) { |
159 |
> |
for (int i = 0; i < runsPerTest; i++) { |
160 |
> |
if (profileTests) |
161 |
> |
runTestProfiled(); |
162 |
> |
else |
163 |
> |
super.runTest(); |
164 |
> |
} |
165 |
> |
} |
166 |
|
} |
167 |
|
|
168 |
|
protected void runTestProfiled() throws Throwable { |
169 |
+ |
// Warmup run, notably to trigger all needed classloading. |
170 |
+ |
super.runTest(); |
171 |
|
long t0 = System.nanoTime(); |
172 |
|
try { |
173 |
|
super.runTest(); |
174 |
|
} finally { |
175 |
< |
long elapsedMillis = |
144 |
< |
(System.nanoTime() - t0) / (1000L * 1000L); |
175 |
> |
long elapsedMillis = millisElapsedSince(t0); |
176 |
|
if (elapsedMillis >= profileThreshold) |
177 |
|
System.out.printf("%n%s: %d%n", toString(), elapsedMillis); |
178 |
|
} |
228 |
|
} |
229 |
|
|
230 |
|
public static final double JAVA_CLASS_VERSION; |
231 |
+ |
public static final String JAVA_SPECIFICATION_VERSION; |
232 |
|
static { |
233 |
|
try { |
234 |
|
JAVA_CLASS_VERSION = java.security.AccessController.doPrivileged( |
235 |
|
new java.security.PrivilegedAction<Double>() { |
236 |
|
public Double run() { |
237 |
|
return Double.valueOf(System.getProperty("java.class.version"));}}); |
238 |
+ |
JAVA_SPECIFICATION_VERSION = java.security.AccessController.doPrivileged( |
239 |
+ |
new java.security.PrivilegedAction<String>() { |
240 |
+ |
public String run() { |
241 |
+ |
return System.getProperty("java.specification.version");}}); |
242 |
|
} catch (Throwable t) { |
243 |
|
throw new Error(t); |
244 |
|
} |
247 |
|
public static boolean atLeastJava6() { return JAVA_CLASS_VERSION >= 50.0; } |
248 |
|
public static boolean atLeastJava7() { return JAVA_CLASS_VERSION >= 51.0; } |
249 |
|
public static boolean atLeastJava8() { return JAVA_CLASS_VERSION >= 52.0; } |
250 |
+ |
public static boolean atLeastJava9() { |
251 |
+ |
// As of 2014-05, java9 still uses 52.0 class file version |
252 |
+ |
return JAVA_SPECIFICATION_VERSION.startsWith("1.9"); |
253 |
+ |
} |
254 |
|
|
255 |
|
/** |
256 |
|
* Collects all JSR166 unit tests as one suite. |
326 |
|
// Java8+ test classes |
327 |
|
if (atLeastJava8()) { |
328 |
|
String[] java8TestClassNames = { |
329 |
+ |
"Atomic8Test", |
330 |
+ |
"CompletableFutureTest", |
331 |
+ |
"ConcurrentHashMap8Test", |
332 |
+ |
"CountedCompleterTest", |
333 |
+ |
"DoubleAccumulatorTest", |
334 |
+ |
"DoubleAdderTest", |
335 |
+ |
"ForkJoinPool8Test", |
336 |
+ |
"ForkJoinTask8Test", |
337 |
+ |
"LongAccumulatorTest", |
338 |
+ |
"LongAdderTest", |
339 |
+ |
"SplittableRandomTest", |
340 |
|
"StampedLockTest", |
341 |
+ |
"ThreadLocalRandom8Test", |
342 |
|
}; |
343 |
|
addNamedTestClasses(suite, java8TestClassNames); |
344 |
|
} |
345 |
|
|
346 |
+ |
// Java9+ test classes |
347 |
+ |
if (atLeastJava9()) { |
348 |
+ |
String[] java9TestClassNames = { |
349 |
+ |
"ThreadPoolExecutor9Test", |
350 |
+ |
}; |
351 |
+ |
addNamedTestClasses(suite, java9TestClassNames); |
352 |
+ |
} |
353 |
+ |
|
354 |
|
return suite; |
355 |
|
} |
356 |
|
|
357 |
+ |
// Delays for timing-dependent tests, in milliseconds. |
358 |
|
|
359 |
|
public static long SHORT_DELAY_MS; |
360 |
|
public static long SMALL_DELAY_MS; |
361 |
|
public static long MEDIUM_DELAY_MS; |
362 |
|
public static long LONG_DELAY_MS; |
363 |
|
|
303 |
– |
|
364 |
|
/** |
365 |
|
* Returns the shortest timed delay. This could |
366 |
|
* be reimplemented to use for example a Property. |
443 |
|
|
444 |
|
if (Thread.interrupted()) |
445 |
|
throw new AssertionFailedError("interrupt status set in main thread"); |
446 |
+ |
|
447 |
+ |
checkForkJoinPoolThreadLeaks(); |
448 |
+ |
} |
449 |
+ |
|
450 |
+ |
/** |
451 |
+ |
* Find missing try { ... } finally { joinPool(e); } |
452 |
+ |
*/ |
453 |
+ |
void checkForkJoinPoolThreadLeaks() throws InterruptedException { |
454 |
+ |
Thread[] survivors = new Thread[5]; |
455 |
+ |
int count = Thread.enumerate(survivors); |
456 |
+ |
for (int i = 0; i < count; i++) { |
457 |
+ |
Thread thread = survivors[i]; |
458 |
+ |
String name = thread.getName(); |
459 |
+ |
if (name.startsWith("ForkJoinPool-")) { |
460 |
+ |
// give thread some time to terminate |
461 |
+ |
thread.join(LONG_DELAY_MS); |
462 |
+ |
if (!thread.isAlive()) continue; |
463 |
+ |
thread.stop(); |
464 |
+ |
throw new AssertionFailedError |
465 |
+ |
(String.format("Found leaked ForkJoinPool thread test=%s thread=%s%n", |
466 |
+ |
toString(), name)); |
467 |
+ |
} |
468 |
+ |
} |
469 |
|
} |
470 |
|
|
471 |
|
/** |
629 |
|
void joinPool(ExecutorService exec) { |
630 |
|
try { |
631 |
|
exec.shutdown(); |
632 |
< |
assertTrue("ExecutorService did not terminate in a timely manner", |
633 |
< |
exec.awaitTermination(2 * LONG_DELAY_MS, MILLISECONDS)); |
632 |
> |
if (!exec.awaitTermination(2 * LONG_DELAY_MS, MILLISECONDS)) |
633 |
> |
fail("ExecutorService " + exec + |
634 |
> |
" did not terminate in a timely manner"); |
635 |
|
} catch (SecurityException ok) { |
636 |
|
// Allowed in case test doesn't have privs |
637 |
|
} catch (InterruptedException ie) { |
754 |
|
public static final Integer m6 = new Integer(-6); |
755 |
|
public static final Integer m10 = new Integer(-10); |
756 |
|
|
673 |
– |
|
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 |
|
|
916 |
+ |
// void assertTerminatesPromptly(long timeoutMillis, Runnable r) { |
917 |
+ |
// long startTime = System.nanoTime(); |
918 |
+ |
// try { |
919 |
+ |
// r.run(); |
920 |
+ |
// } catch (Throwable fail) { threadUnexpectedException(fail); } |
921 |
+ |
// if (millisElapsedSince(startTime) > timeoutMillis/2) |
922 |
+ |
// throw new AssertionFailedError("did not return promptly"); |
923 |
+ |
// } |
924 |
+ |
|
925 |
+ |
// void assertTerminatesPromptly(Runnable r) { |
926 |
+ |
// assertTerminatesPromptly(LONG_DELAY_MS/2, r); |
927 |
+ |
// } |
928 |
+ |
|
929 |
+ |
/** |
930 |
+ |
* Checks that timed f.get() returns the expected value, and does not |
931 |
+ |
* wait for the timeout to elapse before returning. |
932 |
+ |
*/ |
933 |
+ |
<T> void checkTimedGet(Future<T> f, T expectedValue, long timeoutMillis) { |
934 |
+ |
long startTime = System.nanoTime(); |
935 |
+ |
try { |
936 |
+ |
assertEquals(expectedValue, f.get(timeoutMillis, MILLISECONDS)); |
937 |
+ |
} catch (Throwable fail) { threadUnexpectedException(fail); } |
938 |
+ |
if (millisElapsedSince(startTime) > timeoutMillis/2) |
939 |
+ |
throw new AssertionFailedError("timed get did not return promptly"); |
940 |
+ |
} |
941 |
+ |
|
942 |
+ |
<T> void checkTimedGet(Future<T> f, T expectedValue) { |
943 |
+ |
checkTimedGet(f, expectedValue, LONG_DELAY_MS); |
944 |
+ |
} |
945 |
+ |
|
946 |
|
/** |
947 |
|
* Returns a new started daemon Thread running the given runnable. |
948 |
|
*/ |
1314 |
|
public abstract class CheckedRecursiveAction extends RecursiveAction { |
1315 |
|
protected abstract void realCompute() throws Throwable; |
1316 |
|
|
1317 |
< |
public final void compute() { |
1317 |
> |
@Override protected final void compute() { |
1318 |
|
try { |
1319 |
|
realCompute(); |
1320 |
|
} catch (Throwable t) { |
1329 |
|
public abstract class CheckedRecursiveTask<T> extends RecursiveTask<T> { |
1330 |
|
protected abstract T realCompute() throws Throwable; |
1331 |
|
|
1332 |
< |
public final T compute() { |
1332 |
> |
@Override protected final T compute() { |
1333 |
|
try { |
1334 |
|
return realCompute(); |
1335 |
|
} catch (Throwable t) { |
1430 |
|
return null; |
1431 |
|
} |
1432 |
|
} |
1433 |
+ |
|
1434 |
+ |
public void assertThrows(Class<? extends Throwable> expectedExceptionClass, |
1435 |
+ |
Runnable... throwingActions) { |
1436 |
+ |
for (Runnable throwingAction : throwingActions) { |
1437 |
+ |
boolean threw = false; |
1438 |
+ |
try { throwingAction.run(); } |
1439 |
+ |
catch (Throwable t) { |
1440 |
+ |
threw = true; |
1441 |
+ |
if (!expectedExceptionClass.isInstance(t)) { |
1442 |
+ |
AssertionFailedError afe = |
1443 |
+ |
new AssertionFailedError |
1444 |
+ |
("Expected " + expectedExceptionClass.getName() + |
1445 |
+ |
", got " + t.getClass().getName()); |
1446 |
+ |
afe.initCause(t); |
1447 |
+ |
threadUnexpectedException(afe); |
1448 |
+ |
} |
1449 |
+ |
} |
1450 |
+ |
if (!threw) |
1451 |
+ |
shouldThrow(expectedExceptionClass.getName()); |
1452 |
+ |
} |
1453 |
+ |
} |
1454 |
|
} |