| 284 |
|
static volatile TestCase currentTestCase; |
| 285 |
|
// static volatile int currentRun = 0; |
| 286 |
|
static { |
| 287 |
< |
Runnable checkForWedgedTest = new Runnable() { public void run() { |
| 287 |
> |
Runnable wedgedTestDetector = new Runnable() { public void run() { |
| 288 |
|
// Avoid spurious reports with enormous runsPerTest. |
| 289 |
|
// A single test case run should never take more than 1 second. |
| 290 |
|
// But let's cap it at the high end too ... |
| 310 |
|
} |
| 311 |
|
lastTestCase = currentTestCase; |
| 312 |
|
}}}; |
| 313 |
< |
Thread thread = new Thread(checkForWedgedTest, "checkForWedgedTest"); |
| 313 |
> |
Thread thread = new Thread(wedgedTestDetector, "WedgedTestDetector"); |
| 314 |
|
thread.setDaemon(true); |
| 315 |
|
thread.start(); |
| 316 |
|
} |
| 354 |
|
// Never report first run of any test; treat it as a |
| 355 |
|
// warmup run, notably to trigger all needed classloading, |
| 356 |
|
if (i > 0) |
| 357 |
< |
System.out.printf("%n%s: %d%n", toString(), elapsedMillis); |
| 357 |
> |
System.out.printf("%s: %d%n", toString(), elapsedMillis); |
| 358 |
|
} |
| 359 |
|
} |
| 360 |
|
|
| 1083 |
|
} |
| 1084 |
|
} |
| 1085 |
|
|
| 1086 |
+ |
/** Returns true if thread info might be useful in a thread dump. */ |
| 1087 |
+ |
static boolean threadOfInterest(ThreadInfo info) { |
| 1088 |
+ |
final String name = info.getThreadName(); |
| 1089 |
+ |
String lockName; |
| 1090 |
+ |
if (name == null) |
| 1091 |
+ |
return true; |
| 1092 |
+ |
if (name.equals("Signal Dispatcher") |
| 1093 |
+ |
|| name.equals("WedgedTestDetector")) |
| 1094 |
+ |
return false; |
| 1095 |
+ |
if (name.equals("Reference Handler")) { |
| 1096 |
+ |
// Reference Handler stacktrace changed in JDK-8156500 |
| 1097 |
+ |
StackTraceElement[] stackTrace; String methodName; |
| 1098 |
+ |
if ((stackTrace = info.getStackTrace()) != null |
| 1099 |
+ |
&& stackTrace.length > 0 |
| 1100 |
+ |
&& (methodName = stackTrace[0].getMethodName()) != null |
| 1101 |
+ |
&& methodName.equals("waitForReferencePendingList")) |
| 1102 |
+ |
return false; |
| 1103 |
+ |
// jdk8 Reference Handler stacktrace |
| 1104 |
+ |
if ((lockName = info.getLockName()) != null |
| 1105 |
+ |
&& lockName.startsWith("java.lang.ref")) |
| 1106 |
+ |
return false; |
| 1107 |
+ |
} |
| 1108 |
+ |
if ((name.equals("Finalizer") || name.equals("Common-Cleaner")) |
| 1109 |
+ |
&& (lockName = info.getLockName()) != null |
| 1110 |
+ |
&& lockName.startsWith("java.lang.ref")) |
| 1111 |
+ |
return false; |
| 1112 |
+ |
if (name.startsWith("ForkJoinPool.commonPool-worker") |
| 1113 |
+ |
&& (lockName = info.getLockName()) != null |
| 1114 |
+ |
&& lockName.startsWith("java.util.concurrent.ForkJoinPool")) |
| 1115 |
+ |
return false; |
| 1116 |
+ |
return true; |
| 1117 |
+ |
} |
| 1118 |
+ |
|
| 1119 |
|
/** |
| 1120 |
|
* A debugging tool to print stack traces of most threads, as jstack does. |
| 1121 |
|
* Uninteresting threads are filtered out. |
| 1132 |
|
|
| 1133 |
|
ThreadMXBean threadMXBean = ManagementFactory.getThreadMXBean(); |
| 1134 |
|
System.err.println("------ stacktrace dump start ------"); |
| 1135 |
< |
for (ThreadInfo info : threadMXBean.dumpAllThreads(true, true)) { |
| 1136 |
< |
final String name = info.getThreadName(); |
| 1137 |
< |
String lockName; |
| 1105 |
< |
if ("Signal Dispatcher".equals(name)) |
| 1106 |
< |
continue; |
| 1107 |
< |
if ("Reference Handler".equals(name) |
| 1108 |
< |
&& (lockName = info.getLockName()) != null |
| 1109 |
< |
&& lockName.startsWith("java.lang.ref.Reference$Lock")) |
| 1110 |
< |
continue; |
| 1111 |
< |
if ("Finalizer".equals(name) |
| 1112 |
< |
&& (lockName = info.getLockName()) != null |
| 1113 |
< |
&& lockName.startsWith("java.lang.ref.ReferenceQueue$Lock")) |
| 1114 |
< |
continue; |
| 1115 |
< |
if ("checkForWedgedTest".equals(name)) |
| 1116 |
< |
continue; |
| 1117 |
< |
System.err.print(info); |
| 1118 |
< |
} |
| 1135 |
> |
for (ThreadInfo info : threadMXBean.dumpAllThreads(true, true)) |
| 1136 |
> |
if (threadOfInterest(info)) |
| 1137 |
> |
System.err.print(info); |
| 1138 |
|
System.err.println("------ stacktrace dump end ------"); |
| 1139 |
|
|
| 1140 |
|
if (sm != null) System.setSecurityManager(sm); |
| 1429 |
|
return NANOSECONDS.toMillis(System.nanoTime() - startNanoTime); |
| 1430 |
|
} |
| 1431 |
|
|
| 1413 |
– |
// void assertTerminatesPromptly(long timeoutMillis, Runnable r) { |
| 1414 |
– |
// long startTime = System.nanoTime(); |
| 1415 |
– |
// try { |
| 1416 |
– |
// r.run(); |
| 1417 |
– |
// } catch (Throwable fail) { threadUnexpectedException(fail); } |
| 1418 |
– |
// if (millisElapsedSince(startTime) > timeoutMillis/2) |
| 1419 |
– |
// throw new AssertionError("did not return promptly"); |
| 1420 |
– |
// } |
| 1421 |
– |
|
| 1422 |
– |
// void assertTerminatesPromptly(Runnable r) { |
| 1423 |
– |
// assertTerminatesPromptly(LONG_DELAY_MS/2, r); |
| 1424 |
– |
// } |
| 1425 |
– |
|
| 1432 |
|
/** |
| 1433 |
|
* Checks that timed f.get() returns the expected value, and does not |
| 1434 |
|
* wait for the timeout to elapse before returning. |
