6 |
|
* Pat Fisher, Mike Judd. |
7 |
|
*/ |
8 |
|
|
9 |
< |
import junit.framework.*; |
9 |
> |
import static java.util.concurrent.TimeUnit.MILLISECONDS; |
10 |
> |
import static java.util.concurrent.TimeUnit.MINUTES; |
11 |
> |
import static java.util.concurrent.TimeUnit.NANOSECONDS; |
12 |
> |
|
13 |
|
import java.io.ByteArrayInputStream; |
14 |
|
import java.io.ByteArrayOutputStream; |
15 |
|
import java.io.ObjectInputStream; |
16 |
|
import java.io.ObjectOutputStream; |
17 |
|
import java.lang.management.ManagementFactory; |
18 |
|
import java.lang.management.ThreadInfo; |
19 |
+ |
import java.lang.management.ThreadMXBean; |
20 |
+ |
import java.lang.reflect.Constructor; |
21 |
|
import java.lang.reflect.Method; |
22 |
+ |
import java.lang.reflect.Modifier; |
23 |
+ |
import java.security.CodeSource; |
24 |
+ |
import java.security.Permission; |
25 |
+ |
import java.security.PermissionCollection; |
26 |
+ |
import java.security.Permissions; |
27 |
+ |
import java.security.Policy; |
28 |
+ |
import java.security.ProtectionDomain; |
29 |
+ |
import java.security.SecurityPermission; |
30 |
|
import java.util.ArrayList; |
31 |
|
import java.util.Arrays; |
32 |
|
import java.util.Date; |
33 |
|
import java.util.Enumeration; |
34 |
+ |
import java.util.Iterator; |
35 |
|
import java.util.List; |
36 |
|
import java.util.NoSuchElementException; |
37 |
|
import java.util.PropertyPermission; |
38 |
< |
import java.util.concurrent.*; |
38 |
> |
import java.util.concurrent.BlockingQueue; |
39 |
> |
import java.util.concurrent.Callable; |
40 |
> |
import java.util.concurrent.CountDownLatch; |
41 |
> |
import java.util.concurrent.CyclicBarrier; |
42 |
> |
import java.util.concurrent.ExecutionException; |
43 |
> |
import java.util.concurrent.Executors; |
44 |
> |
import java.util.concurrent.ExecutorService; |
45 |
> |
import java.util.concurrent.ForkJoinPool; |
46 |
> |
import java.util.concurrent.Future; |
47 |
> |
import java.util.concurrent.RecursiveAction; |
48 |
> |
import java.util.concurrent.RecursiveTask; |
49 |
> |
import java.util.concurrent.RejectedExecutionHandler; |
50 |
> |
import java.util.concurrent.Semaphore; |
51 |
> |
import java.util.concurrent.ThreadFactory; |
52 |
> |
import java.util.concurrent.ThreadPoolExecutor; |
53 |
> |
import java.util.concurrent.TimeoutException; |
54 |
|
import java.util.concurrent.atomic.AtomicReference; |
26 |
– |
import static java.util.concurrent.TimeUnit.MILLISECONDS; |
27 |
– |
import static java.util.concurrent.TimeUnit.NANOSECONDS; |
55 |
|
import java.util.regex.Pattern; |
56 |
< |
import java.security.CodeSource; |
57 |
< |
import java.security.Permission; |
58 |
< |
import java.security.PermissionCollection; |
59 |
< |
import java.security.Permissions; |
60 |
< |
import java.security.Policy; |
61 |
< |
import java.security.ProtectionDomain; |
35 |
< |
import java.security.SecurityPermission; |
56 |
> |
|
57 |
> |
import junit.framework.AssertionFailedError; |
58 |
> |
import junit.framework.Test; |
59 |
> |
import junit.framework.TestCase; |
60 |
> |
import junit.framework.TestResult; |
61 |
> |
import junit.framework.TestSuite; |
62 |
|
|
63 |
|
/** |
64 |
|
* Base class for JSR166 Junit TCK tests. Defines some constants, |
70 |
|
* |
71 |
|
* <ol> |
72 |
|
* |
73 |
< |
* <li> All assertions in code running in generated threads must use |
73 |
> |
* <li>All assertions in code running in generated threads must use |
74 |
|
* the forms {@link #threadFail}, {@link #threadAssertTrue}, {@link |
75 |
|
* #threadAssertEquals}, or {@link #threadAssertNull}, (not |
76 |
|
* {@code fail}, {@code assertTrue}, etc.) It is OK (but not |
77 |
|
* particularly recommended) for other code to use these forms too. |
78 |
|
* Only the most typically used JUnit assertion methods are defined |
79 |
< |
* this way, but enough to live with.</li> |
79 |
> |
* this way, but enough to live with. |
80 |
|
* |
81 |
< |
* <li> If you override {@link #setUp} or {@link #tearDown}, make sure |
81 |
> |
* <li>If you override {@link #setUp} or {@link #tearDown}, make sure |
82 |
|
* to invoke {@code super.setUp} and {@code super.tearDown} within |
83 |
|
* them. These methods are used to clear and check for thread |
84 |
< |
* assertion failures.</li> |
84 |
> |
* assertion failures. |
85 |
|
* |
86 |
|
* <li>All delays and timeouts must use one of the constants {@code |
87 |
|
* SHORT_DELAY_MS}, {@code SMALL_DELAY_MS}, {@code MEDIUM_DELAY_MS}, |
92 |
|
* is always discriminable as larger than SHORT and smaller than |
93 |
|
* MEDIUM. And so on. These constants are set to conservative values, |
94 |
|
* but even so, if there is ever any doubt, they can all be increased |
95 |
< |
* in one spot to rerun tests on slower platforms.</li> |
95 |
> |
* in one spot to rerun tests on slower platforms. |
96 |
|
* |
97 |
< |
* <li> All threads generated must be joined inside each test case |
97 |
> |
* <li>All threads generated must be joined inside each test case |
98 |
|
* method (or {@code fail} to do so) before returning from the |
99 |
|
* method. The {@code joinPool} method can be used to do this when |
100 |
< |
* using Executors.</li> |
100 |
> |
* using Executors. |
101 |
|
* |
102 |
|
* </ol> |
103 |
|
* |
104 |
|
* <p><b>Other notes</b> |
105 |
|
* <ul> |
106 |
|
* |
107 |
< |
* <li> Usually, there is one testcase method per JSR166 method |
107 |
> |
* <li>Usually, there is one testcase method per JSR166 method |
108 |
|
* covering "normal" operation, and then as many exception-testing |
109 |
|
* methods as there are exceptions the method can throw. Sometimes |
110 |
|
* there are multiple tests per JSR166 method when the different |
111 |
|
* "normal" behaviors differ significantly. And sometimes testcases |
112 |
|
* cover multiple methods when they cannot be tested in |
113 |
< |
* isolation.</li> |
113 |
> |
* isolation. |
114 |
|
* |
115 |
< |
* <li> The documentation style for testcases is to provide as javadoc |
115 |
> |
* <li>The documentation style for testcases is to provide as javadoc |
116 |
|
* a simple sentence or two describing the property that the testcase |
117 |
|
* method purports to test. The javadocs do not say anything about how |
118 |
< |
* the property is tested. To find out, read the code.</li> |
118 |
> |
* the property is tested. To find out, read the code. |
119 |
|
* |
120 |
< |
* <li> These tests are "conformance tests", and do not attempt to |
120 |
> |
* <li>These tests are "conformance tests", and do not attempt to |
121 |
|
* test throughput, latency, scalability or other performance factors |
122 |
|
* (see the separate "jtreg" tests for a set intended to check these |
123 |
|
* for the most central aspects of functionality.) So, most tests use |
124 |
|
* the smallest sensible numbers of threads, collection sizes, etc |
125 |
< |
* needed to check basic conformance.</li> |
125 |
> |
* needed to check basic conformance. |
126 |
|
* |
127 |
|
* <li>The test classes currently do not declare inclusion in |
128 |
|
* any particular package to simplify things for people integrating |
129 |
< |
* them in TCK test suites.</li> |
129 |
> |
* them in TCK test suites. |
130 |
|
* |
131 |
< |
* <li> As a convenience, the {@code main} of this class (JSR166TestCase) |
132 |
< |
* runs all JSR166 unit tests.</li> |
131 |
> |
* <li>As a convenience, the {@code main} of this class (JSR166TestCase) |
132 |
> |
* runs all JSR166 unit tests. |
133 |
|
* |
134 |
|
* </ul> |
135 |
|
*/ |
168 |
|
Integer.getInteger("jsr166.runsPerTest", 1); |
169 |
|
|
170 |
|
/** |
171 |
+ |
* The number of repetitions of the test suite (for finding leaks?). |
172 |
+ |
*/ |
173 |
+ |
private static final int suiteRuns = |
174 |
+ |
Integer.getInteger("jsr166.suiteRuns", 1); |
175 |
+ |
|
176 |
+ |
public JSR166TestCase() { super(); } |
177 |
+ |
public JSR166TestCase(String name) { super(name); } |
178 |
+ |
|
179 |
+ |
/** |
180 |
|
* A filter for tests to run, matching strings of the form |
181 |
|
* methodName(className), e.g. "testInvokeAll5(ForkJoinPoolTest)" |
182 |
|
* Usefully combined with jsr166.runsPerTest. |
188 |
|
return (regex == null) ? null : Pattern.compile(regex); |
189 |
|
} |
190 |
|
|
191 |
< |
protected void runTest() throws Throwable { |
191 |
> |
static volatile TestCase currentTestCase; |
192 |
> |
static { |
193 |
> |
Runnable checkForWedgedTest = new Runnable() { public void run() { |
194 |
> |
for (TestCase lastTestCase = currentTestCase;;) { |
195 |
> |
try { MINUTES.sleep(10); } |
196 |
> |
catch (InterruptedException unexpected) { break; } |
197 |
> |
if (lastTestCase == currentTestCase) { |
198 |
> |
System.err.println |
199 |
> |
("Looks like we're stuck running test: " |
200 |
> |
+ lastTestCase); |
201 |
> |
dumpTestThreads(); |
202 |
> |
} |
203 |
> |
lastTestCase = currentTestCase; |
204 |
> |
}}}; |
205 |
> |
Thread thread = new Thread(checkForWedgedTest, "checkForWedgedTest"); |
206 |
> |
thread.setDaemon(true); |
207 |
> |
thread.start(); |
208 |
> |
} |
209 |
> |
|
210 |
> |
public void runBare() throws Throwable { |
211 |
> |
currentTestCase = this; |
212 |
|
if (methodFilter == null |
213 |
< |
|| methodFilter.matcher(toString()).find()) { |
214 |
< |
for (int i = 0; i < runsPerTest; i++) { |
215 |
< |
if (profileTests) |
216 |
< |
runTestProfiled(); |
217 |
< |
else |
218 |
< |
super.runTest(); |
219 |
< |
} |
213 |
> |
|| methodFilter.matcher(toString()).find()) |
214 |
> |
super.runBare(); |
215 |
> |
} |
216 |
> |
|
217 |
> |
protected void runTest() throws Throwable { |
218 |
> |
for (int i = 0; i < runsPerTest; i++) { |
219 |
> |
if (profileTests) |
220 |
> |
runTestProfiled(); |
221 |
> |
else |
222 |
> |
super.runTest(); |
223 |
|
} |
224 |
|
} |
225 |
|
|
226 |
|
protected void runTestProfiled() throws Throwable { |
227 |
< |
// Warmup run, notably to trigger all needed classloading. |
228 |
< |
super.runTest(); |
171 |
< |
long t0 = System.nanoTime(); |
172 |
< |
try { |
227 |
> |
for (int i = 0; i < 2; i++) { |
228 |
> |
long startTime = System.nanoTime(); |
229 |
|
super.runTest(); |
230 |
< |
} finally { |
231 |
< |
long elapsedMillis = millisElapsedSince(t0); |
232 |
< |
if (elapsedMillis >= profileThreshold) |
230 |
> |
long elapsedMillis = millisElapsedSince(startTime); |
231 |
> |
if (elapsedMillis < profileThreshold) |
232 |
> |
break; |
233 |
> |
// Never report first run of any test; treat it as a |
234 |
> |
// warmup run, notably to trigger all needed classloading, |
235 |
> |
if (i > 0) |
236 |
|
System.out.printf("%n%s: %d%n", toString(), elapsedMillis); |
237 |
|
} |
238 |
|
} |
239 |
|
|
240 |
|
/** |
241 |
|
* Runs all JSR166 unit tests using junit.textui.TestRunner. |
183 |
– |
* Optional command line arg provides the number of iterations to |
184 |
– |
* repeat running the tests. |
242 |
|
*/ |
243 |
|
public static void main(String[] args) { |
244 |
+ |
main(suite(), args); |
245 |
+ |
} |
246 |
+ |
|
247 |
+ |
/** |
248 |
+ |
* Runs all unit tests in the given test suite. |
249 |
+ |
* Actual behavior influenced by jsr166.* system properties. |
250 |
+ |
*/ |
251 |
+ |
static void main(Test suite, String[] args) { |
252 |
|
if (useSecurityManager) { |
253 |
|
System.err.println("Setting a permissive security manager"); |
254 |
|
Policy.setPolicy(permissivePolicy()); |
255 |
|
System.setSecurityManager(new SecurityManager()); |
256 |
|
} |
257 |
< |
int iters = (args.length == 0) ? 1 : Integer.parseInt(args[0]); |
258 |
< |
|
259 |
< |
Test s = suite(); |
260 |
< |
for (int i = 0; i < iters; ++i) { |
196 |
< |
junit.textui.TestRunner.run(s); |
257 |
> |
for (int i = 0; i < suiteRuns; i++) { |
258 |
> |
TestResult result = junit.textui.TestRunner.run(suite); |
259 |
> |
if (!result.wasSuccessful()) |
260 |
> |
System.exit(1); |
261 |
|
System.gc(); |
262 |
|
System.runFinalization(); |
263 |
|
} |
200 |
– |
System.exit(0); |
264 |
|
} |
265 |
|
|
266 |
|
public static TestSuite newTestSuite(Object... suiteOrClasses) { |
311 |
|
public static boolean atLeastJava7() { return JAVA_CLASS_VERSION >= 51.0; } |
312 |
|
public static boolean atLeastJava8() { return JAVA_CLASS_VERSION >= 52.0; } |
313 |
|
public static boolean atLeastJava9() { |
314 |
< |
// As of 2014-05, java9 still uses 52.0 class file version |
315 |
< |
return JAVA_SPECIFICATION_VERSION.startsWith("1.9"); |
314 |
> |
return JAVA_CLASS_VERSION >= 53.0 |
315 |
> |
// As of 2015-09, java9 still uses 52.0 class file version |
316 |
> |
|| JAVA_SPECIFICATION_VERSION.matches("^(1\\.)?(9|[0-9][0-9])$"); |
317 |
> |
} |
318 |
> |
public static boolean atLeastJava10() { |
319 |
> |
return JAVA_CLASS_VERSION >= 54.0 |
320 |
> |
|| JAVA_SPECIFICATION_VERSION.matches("^(1\\.)?[0-9][0-9]$"); |
321 |
|
} |
322 |
|
|
323 |
|
/** |
406 |
|
"LongAdderTest", |
407 |
|
"SplittableRandomTest", |
408 |
|
"StampedLockTest", |
409 |
+ |
"SubmissionPublisherTest", |
410 |
|
"ThreadLocalRandom8Test", |
411 |
|
}; |
412 |
|
addNamedTestClasses(suite, java8TestClassNames); |
415 |
|
// Java9+ test classes |
416 |
|
if (atLeastJava9()) { |
417 |
|
String[] java9TestClassNames = { |
418 |
< |
"ThreadPoolExecutor9Test", |
418 |
> |
// Currently empty, but expecting varhandle tests |
419 |
|
}; |
420 |
|
addNamedTestClasses(suite, java9TestClassNames); |
421 |
|
} |
423 |
|
return suite; |
424 |
|
} |
425 |
|
|
426 |
+ |
/** Returns list of junit-style test method names in given class. */ |
427 |
+ |
public static ArrayList<String> testMethodNames(Class<?> testClass) { |
428 |
+ |
Method[] methods = testClass.getDeclaredMethods(); |
429 |
+ |
ArrayList<String> names = new ArrayList<String>(methods.length); |
430 |
+ |
for (Method method : methods) { |
431 |
+ |
if (method.getName().startsWith("test") |
432 |
+ |
&& Modifier.isPublic(method.getModifiers()) |
433 |
+ |
// method.getParameterCount() requires jdk8+ |
434 |
+ |
&& method.getParameterTypes().length == 0) { |
435 |
+ |
names.add(method.getName()); |
436 |
+ |
} |
437 |
+ |
} |
438 |
+ |
return names; |
439 |
+ |
} |
440 |
+ |
|
441 |
+ |
/** |
442 |
+ |
* Returns junit-style testSuite for the given test class, but |
443 |
+ |
* parameterized by passing extra data to each test. |
444 |
+ |
*/ |
445 |
+ |
public static <ExtraData> Test parameterizedTestSuite |
446 |
+ |
(Class<? extends JSR166TestCase> testClass, |
447 |
+ |
Class<ExtraData> dataClass, |
448 |
+ |
ExtraData data) { |
449 |
+ |
try { |
450 |
+ |
TestSuite suite = new TestSuite(); |
451 |
+ |
Constructor c = |
452 |
+ |
testClass.getDeclaredConstructor(dataClass, String.class); |
453 |
+ |
for (String methodName : testMethodNames(testClass)) |
454 |
+ |
suite.addTest((Test) c.newInstance(data, methodName)); |
455 |
+ |
return suite; |
456 |
+ |
} catch (Exception e) { |
457 |
+ |
throw new Error(e); |
458 |
+ |
} |
459 |
+ |
} |
460 |
+ |
|
461 |
+ |
/** |
462 |
+ |
* Returns junit-style testSuite for the jdk8 extension of the |
463 |
+ |
* given test class, but parameterized by passing extra data to |
464 |
+ |
* each test. Uses reflection to allow compilation in jdk7. |
465 |
+ |
*/ |
466 |
+ |
public static <ExtraData> Test jdk8ParameterizedTestSuite |
467 |
+ |
(Class<? extends JSR166TestCase> testClass, |
468 |
+ |
Class<ExtraData> dataClass, |
469 |
+ |
ExtraData data) { |
470 |
+ |
if (atLeastJava8()) { |
471 |
+ |
String name = testClass.getName(); |
472 |
+ |
String name8 = name.replaceAll("Test$", "8Test"); |
473 |
+ |
if (name.equals(name8)) throw new Error(name); |
474 |
+ |
try { |
475 |
+ |
return (Test) |
476 |
+ |
Class.forName(name8) |
477 |
+ |
.getMethod("testSuite", new Class[] { dataClass }) |
478 |
+ |
.invoke(null, data); |
479 |
+ |
} catch (Exception e) { |
480 |
+ |
throw new Error(e); |
481 |
+ |
} |
482 |
+ |
} else { |
483 |
+ |
return new TestSuite(); |
484 |
+ |
} |
485 |
+ |
} |
486 |
+ |
|
487 |
|
// Delays for timing-dependent tests, in milliseconds. |
488 |
|
|
489 |
|
public static long SHORT_DELAY_MS; |
518 |
|
} |
519 |
|
|
520 |
|
/** |
521 |
< |
* Returns a new Date instance representing a time delayMillis |
522 |
< |
* milliseconds in the future. |
521 |
> |
* Returns a new Date instance representing a time at least |
522 |
> |
* delayMillis milliseconds in the future. |
523 |
|
*/ |
524 |
|
Date delayedDate(long delayMillis) { |
525 |
< |
return new Date(System.currentTimeMillis() + delayMillis); |
525 |
> |
// Add 1 because currentTimeMillis is known to round into the past. |
526 |
> |
return new Date(System.currentTimeMillis() + delayMillis + 1); |
527 |
|
} |
528 |
|
|
529 |
|
/** |
539 |
|
* the same test have no effect. |
540 |
|
*/ |
541 |
|
public void threadRecordFailure(Throwable t) { |
542 |
+ |
dumpTestThreads(); |
543 |
|
threadFailure.compareAndSet(null, t); |
544 |
|
} |
545 |
|
|
547 |
|
setDelays(); |
548 |
|
} |
549 |
|
|
550 |
+ |
void tearDownFail(String format, Object... args) { |
551 |
+ |
String msg = toString() + ": " + String.format(format, args); |
552 |
+ |
System.err.println(msg); |
553 |
+ |
dumpTestThreads(); |
554 |
+ |
throw new AssertionFailedError(msg); |
555 |
+ |
} |
556 |
+ |
|
557 |
|
/** |
558 |
|
* Extra checks that get done for all test cases. |
559 |
|
* |
581 |
|
} |
582 |
|
|
583 |
|
if (Thread.interrupted()) |
584 |
< |
throw new AssertionFailedError("interrupt status set in main thread"); |
584 |
> |
tearDownFail("interrupt status set in main thread"); |
585 |
|
|
586 |
|
checkForkJoinPoolThreadLeaks(); |
587 |
|
} |
588 |
|
|
589 |
|
/** |
590 |
< |
* Find missing try { ... } finally { joinPool(e); } |
590 |
> |
* Finds missing try { ... } finally { joinPool(e); } |
591 |
|
*/ |
592 |
|
void checkForkJoinPoolThreadLeaks() throws InterruptedException { |
593 |
< |
Thread[] survivors = new Thread[5]; |
593 |
> |
Thread[] survivors = new Thread[7]; |
594 |
|
int count = Thread.enumerate(survivors); |
595 |
|
for (int i = 0; i < count; i++) { |
596 |
|
Thread thread = survivors[i]; |
598 |
|
if (name.startsWith("ForkJoinPool-")) { |
599 |
|
// give thread some time to terminate |
600 |
|
thread.join(LONG_DELAY_MS); |
601 |
< |
if (!thread.isAlive()) continue; |
602 |
< |
thread.stop(); |
603 |
< |
throw new AssertionFailedError |
465 |
< |
(String.format("Found leaked ForkJoinPool thread test=%s thread=%s%n", |
466 |
< |
toString(), name)); |
601 |
> |
if (thread.isAlive()) |
602 |
> |
tearDownFail("Found leaked ForkJoinPool thread thread=%s", |
603 |
> |
thread); |
604 |
|
} |
605 |
|
} |
606 |
+ |
|
607 |
+ |
if (!ForkJoinPool.commonPool() |
608 |
+ |
.awaitQuiescence(LONG_DELAY_MS, MILLISECONDS)) |
609 |
+ |
tearDownFail("ForkJoin common pool thread stuck"); |
610 |
|
} |
611 |
|
|
612 |
|
/** |
619 |
|
fail(reason); |
620 |
|
} catch (AssertionFailedError t) { |
621 |
|
threadRecordFailure(t); |
622 |
< |
fail(reason); |
622 |
> |
throw t; |
623 |
|
} |
624 |
|
} |
625 |
|
|
687 |
|
public void threadAssertEquals(Object x, Object y) { |
688 |
|
try { |
689 |
|
assertEquals(x, y); |
690 |
< |
} catch (AssertionFailedError t) { |
691 |
< |
threadRecordFailure(t); |
692 |
< |
throw t; |
693 |
< |
} catch (Throwable t) { |
694 |
< |
threadUnexpectedException(t); |
690 |
> |
} catch (AssertionFailedError fail) { |
691 |
> |
threadRecordFailure(fail); |
692 |
> |
throw fail; |
693 |
> |
} catch (Throwable fail) { |
694 |
> |
threadUnexpectedException(fail); |
695 |
|
} |
696 |
|
} |
697 |
|
|
703 |
|
public void threadAssertSame(Object x, Object y) { |
704 |
|
try { |
705 |
|
assertSame(x, y); |
706 |
< |
} catch (AssertionFailedError t) { |
707 |
< |
threadRecordFailure(t); |
708 |
< |
throw t; |
706 |
> |
} catch (AssertionFailedError fail) { |
707 |
> |
threadRecordFailure(fail); |
708 |
> |
throw fail; |
709 |
|
} |
710 |
|
} |
711 |
|
|
765 |
|
} |
766 |
|
|
767 |
|
/** |
768 |
+ |
* Allows use of try-with-resources with per-test thread pools. |
769 |
+ |
*/ |
770 |
+ |
static class PoolCloser<T extends ExecutorService> |
771 |
+ |
implements AutoCloseable { |
772 |
+ |
public final T pool; |
773 |
+ |
public PoolCloser(T pool) { this.pool = pool; } |
774 |
+ |
public void close() { joinPool(pool); } |
775 |
+ |
} |
776 |
+ |
|
777 |
+ |
/** |
778 |
|
* Waits out termination of a thread pool or fails doing so. |
779 |
|
*/ |
780 |
< |
void joinPool(ExecutorService exec) { |
780 |
> |
static void joinPool(ExecutorService pool) { |
781 |
|
try { |
782 |
< |
exec.shutdown(); |
783 |
< |
if (!exec.awaitTermination(2 * LONG_DELAY_MS, MILLISECONDS)) |
784 |
< |
fail("ExecutorService " + exec + |
782 |
> |
pool.shutdown(); |
783 |
> |
if (!pool.awaitTermination(2 * LONG_DELAY_MS, MILLISECONDS)) |
784 |
> |
fail("ExecutorService " + pool + |
785 |
|
" did not terminate in a timely manner"); |
786 |
|
} catch (SecurityException ok) { |
787 |
|
// Allowed in case test doesn't have privs |
788 |
< |
} catch (InterruptedException ie) { |
788 |
> |
} catch (InterruptedException fail) { |
789 |
|
fail("Unexpected InterruptedException"); |
790 |
|
} |
791 |
|
} |
792 |
|
|
793 |
+ |
/** Like Runnable, but with the freedom to throw anything */ |
794 |
+ |
interface Action { public void run() throws Throwable; } |
795 |
+ |
|
796 |
+ |
/** |
797 |
+ |
* Runs all the given actions in parallel, failing if any fail. |
798 |
+ |
* Useful for running multiple variants of tests that are |
799 |
+ |
* necessarily individually slow because they must block. |
800 |
+ |
*/ |
801 |
+ |
void testInParallel(Action ... actions) { |
802 |
+ |
try (PoolCloser<ExecutorService> poolCloser |
803 |
+ |
= new PoolCloser<>(Executors.newCachedThreadPool())) { |
804 |
+ |
ExecutorService pool = poolCloser.pool; |
805 |
+ |
ArrayList<Future<?>> futures = new ArrayList<>(actions.length); |
806 |
+ |
for (final Action action : actions) |
807 |
+ |
futures.add(pool.submit(new CheckedRunnable() { |
808 |
+ |
public void realRun() throws Throwable { action.run();}})); |
809 |
+ |
for (Future<?> future : futures) |
810 |
+ |
try { |
811 |
+ |
assertNull(future.get(LONG_DELAY_MS, MILLISECONDS)); |
812 |
+ |
} catch (ExecutionException ex) { |
813 |
+ |
threadUnexpectedException(ex.getCause()); |
814 |
+ |
} catch (Exception ex) { |
815 |
+ |
threadUnexpectedException(ex); |
816 |
+ |
} |
817 |
+ |
} |
818 |
+ |
} |
819 |
+ |
|
820 |
|
/** |
821 |
< |
* A debugging tool to print all stack traces, as jstack does. |
821 |
> |
* A debugging tool to print stack traces of most threads, as jstack does. |
822 |
> |
* Uninteresting threads are filtered out. |
823 |
|
*/ |
824 |
< |
static void printAllStackTraces() { |
825 |
< |
for (ThreadInfo info : |
826 |
< |
ManagementFactory.getThreadMXBean() |
827 |
< |
.dumpAllThreads(true, true)) |
824 |
> |
static void dumpTestThreads() { |
825 |
> |
ThreadMXBean threadMXBean = ManagementFactory.getThreadMXBean(); |
826 |
> |
System.err.println("------ stacktrace dump start ------"); |
827 |
> |
for (ThreadInfo info : threadMXBean.dumpAllThreads(true, true)) { |
828 |
> |
String name = info.getThreadName(); |
829 |
> |
if ("Signal Dispatcher".equals(name)) |
830 |
> |
continue; |
831 |
> |
if ("Reference Handler".equals(name) |
832 |
> |
&& info.getLockName().startsWith("java.lang.ref.Reference$Lock")) |
833 |
> |
continue; |
834 |
> |
if ("Finalizer".equals(name) |
835 |
> |
&& info.getLockName().startsWith("java.lang.ref.ReferenceQueue$Lock")) |
836 |
> |
continue; |
837 |
> |
if ("checkForWedgedTest".equals(name)) |
838 |
> |
continue; |
839 |
|
System.err.print(info); |
840 |
+ |
} |
841 |
+ |
System.err.println("------ stacktrace dump end ------"); |
842 |
|
} |
843 |
|
|
844 |
|
/** |
857 |
|
// No need to optimize the failing case via Thread.join. |
858 |
|
delay(millis); |
859 |
|
assertTrue(thread.isAlive()); |
860 |
< |
} catch (InterruptedException ie) { |
860 |
> |
} catch (InterruptedException fail) { |
861 |
|
fail("Unexpected InterruptedException"); |
862 |
|
} |
863 |
|
} |
879 |
|
delay(millis); |
880 |
|
for (Thread thread : threads) |
881 |
|
assertTrue(thread.isAlive()); |
882 |
< |
} catch (InterruptedException ie) { |
882 |
> |
} catch (InterruptedException fail) { |
883 |
|
fail("Unexpected InterruptedException"); |
884 |
|
} |
885 |
|
} |
901 |
|
future.get(timeoutMillis, MILLISECONDS); |
902 |
|
shouldThrow(); |
903 |
|
} catch (TimeoutException success) { |
904 |
< |
} catch (Exception e) { |
905 |
< |
threadUnexpectedException(e); |
904 |
> |
} catch (Exception fail) { |
905 |
> |
threadUnexpectedException(fail); |
906 |
|
} finally { future.cancel(true); } |
907 |
|
assertTrue(millisElapsedSince(startTime) >= timeoutMillis); |
908 |
|
} |
1058 |
|
void sleep(long millis) { |
1059 |
|
try { |
1060 |
|
delay(millis); |
1061 |
< |
} catch (InterruptedException ie) { |
1061 |
> |
} catch (InterruptedException fail) { |
1062 |
|
AssertionFailedError afe = |
1063 |
|
new AssertionFailedError("Unexpected InterruptedException"); |
1064 |
< |
afe.initCause(ie); |
1064 |
> |
afe.initCause(fail); |
1065 |
|
throw afe; |
1066 |
|
} |
1067 |
|
} |
1099 |
|
/** |
1100 |
|
* Returns the number of milliseconds since time given by |
1101 |
|
* startNanoTime, which must have been previously returned from a |
1102 |
< |
* call to {@link System.nanoTime()}. |
1102 |
> |
* call to {@link System#nanoTime()}. |
1103 |
|
*/ |
1104 |
|
static long millisElapsedSince(long startNanoTime) { |
1105 |
|
return NANOSECONDS.toMillis(System.nanoTime() - startNanoTime); |
1153 |
|
void awaitTermination(Thread t, long timeoutMillis) { |
1154 |
|
try { |
1155 |
|
t.join(timeoutMillis); |
1156 |
< |
} catch (InterruptedException ie) { |
1157 |
< |
threadUnexpectedException(ie); |
1156 |
> |
} catch (InterruptedException fail) { |
1157 |
> |
threadUnexpectedException(fail); |
1158 |
|
} finally { |
1159 |
|
if (t.getState() != Thread.State.TERMINATED) { |
1160 |
|
t.interrupt(); |
1180 |
|
public final void run() { |
1181 |
|
try { |
1182 |
|
realRun(); |
1183 |
< |
} catch (Throwable t) { |
1184 |
< |
threadUnexpectedException(t); |
1183 |
> |
} catch (Throwable fail) { |
1184 |
> |
threadUnexpectedException(fail); |
1185 |
|
} |
1186 |
|
} |
1187 |
|
} |
1235 |
|
threadShouldThrow("InterruptedException"); |
1236 |
|
} catch (InterruptedException success) { |
1237 |
|
threadAssertFalse(Thread.interrupted()); |
1238 |
< |
} catch (Throwable t) { |
1239 |
< |
threadUnexpectedException(t); |
1238 |
> |
} catch (Throwable fail) { |
1239 |
> |
threadUnexpectedException(fail); |
1240 |
|
} |
1241 |
|
} |
1242 |
|
} |
1247 |
|
public final T call() { |
1248 |
|
try { |
1249 |
|
return realCall(); |
1250 |
< |
} catch (Throwable t) { |
1251 |
< |
threadUnexpectedException(t); |
1250 |
> |
} catch (Throwable fail) { |
1251 |
> |
threadUnexpectedException(fail); |
1252 |
|
return null; |
1253 |
|
} |
1254 |
|
} |
1265 |
|
return result; |
1266 |
|
} catch (InterruptedException success) { |
1267 |
|
threadAssertFalse(Thread.interrupted()); |
1268 |
< |
} catch (Throwable t) { |
1269 |
< |
threadUnexpectedException(t); |
1268 |
> |
} catch (Throwable fail) { |
1269 |
> |
threadUnexpectedException(fail); |
1270 |
|
} |
1271 |
|
return null; |
1272 |
|
} |
1283 |
|
public static final String TEST_STRING = "a test string"; |
1284 |
|
|
1285 |
|
public static class StringTask implements Callable<String> { |
1286 |
< |
public String call() { return TEST_STRING; } |
1286 |
> |
final String value; |
1287 |
> |
public StringTask() { this(TEST_STRING); } |
1288 |
> |
public StringTask(String value) { this.value = value; } |
1289 |
> |
public String call() { return value; } |
1290 |
|
} |
1291 |
|
|
1292 |
|
public Callable<String> latchAwaitingStringTask(final CountDownLatch latch) { |
1299 |
|
}}; |
1300 |
|
} |
1301 |
|
|
1302 |
+ |
public Runnable countDowner(final CountDownLatch latch) { |
1303 |
+ |
return new CheckedRunnable() { |
1304 |
+ |
public void realRun() throws InterruptedException { |
1305 |
+ |
latch.countDown(); |
1306 |
+ |
}}; |
1307 |
+ |
} |
1308 |
+ |
|
1309 |
|
public Runnable awaiter(final CountDownLatch latch) { |
1310 |
|
return new CheckedRunnable() { |
1311 |
|
public void realRun() throws InterruptedException { |
1316 |
|
public void await(CountDownLatch latch) { |
1317 |
|
try { |
1318 |
|
assertTrue(latch.await(LONG_DELAY_MS, MILLISECONDS)); |
1319 |
< |
} catch (Throwable t) { |
1320 |
< |
threadUnexpectedException(t); |
1319 |
> |
} catch (Throwable fail) { |
1320 |
> |
threadUnexpectedException(fail); |
1321 |
|
} |
1322 |
|
} |
1323 |
|
|
1324 |
|
public void await(Semaphore semaphore) { |
1325 |
|
try { |
1326 |
|
assertTrue(semaphore.tryAcquire(LONG_DELAY_MS, MILLISECONDS)); |
1327 |
< |
} catch (Throwable t) { |
1328 |
< |
threadUnexpectedException(t); |
1327 |
> |
} catch (Throwable fail) { |
1328 |
> |
threadUnexpectedException(fail); |
1329 |
|
} |
1330 |
|
} |
1331 |
|
|
1519 |
|
@Override protected final void compute() { |
1520 |
|
try { |
1521 |
|
realCompute(); |
1522 |
< |
} catch (Throwable t) { |
1523 |
< |
threadUnexpectedException(t); |
1522 |
> |
} catch (Throwable fail) { |
1523 |
> |
threadUnexpectedException(fail); |
1524 |
|
} |
1525 |
|
} |
1526 |
|
} |
1534 |
|
@Override protected final T compute() { |
1535 |
|
try { |
1536 |
|
return realCompute(); |
1537 |
< |
} catch (Throwable t) { |
1538 |
< |
threadUnexpectedException(t); |
1537 |
> |
} catch (Throwable fail) { |
1538 |
> |
threadUnexpectedException(fail); |
1539 |
|
return null; |
1540 |
|
} |
1541 |
|
} |
1559 |
|
public int await() { |
1560 |
|
try { |
1561 |
|
return super.await(2 * LONG_DELAY_MS, MILLISECONDS); |
1562 |
< |
} catch (TimeoutException e) { |
1562 |
> |
} catch (TimeoutException timedOut) { |
1563 |
|
throw new AssertionFailedError("timed out"); |
1564 |
< |
} catch (Exception e) { |
1564 |
> |
} catch (Exception fail) { |
1565 |
|
AssertionFailedError afe = |
1566 |
< |
new AssertionFailedError("Unexpected exception: " + e); |
1567 |
< |
afe.initCause(e); |
1566 |
> |
new AssertionFailedError("Unexpected exception: " + fail); |
1567 |
> |
afe.initCause(fail); |
1568 |
|
throw afe; |
1569 |
|
} |
1570 |
|
} |
1592 |
|
q.remove(); |
1593 |
|
shouldThrow(); |
1594 |
|
} catch (NoSuchElementException success) {} |
1595 |
< |
} catch (InterruptedException ie) { |
1394 |
< |
threadUnexpectedException(ie); |
1395 |
< |
} |
1595 |
> |
} catch (InterruptedException fail) { threadUnexpectedException(fail); } |
1596 |
|
} |
1597 |
|
|
1598 |
|
void assertSerialEquals(Object x, Object y) { |
1611 |
|
oos.flush(); |
1612 |
|
oos.close(); |
1613 |
|
return bos.toByteArray(); |
1614 |
< |
} catch (Throwable t) { |
1615 |
< |
threadUnexpectedException(t); |
1614 |
> |
} catch (Throwable fail) { |
1615 |
> |
threadUnexpectedException(fail); |
1616 |
|
return new byte[0]; |
1617 |
|
} |
1618 |
|
} |
1625 |
|
T clone = (T) ois.readObject(); |
1626 |
|
assertSame(o.getClass(), clone.getClass()); |
1627 |
|
return clone; |
1628 |
< |
} catch (Throwable t) { |
1629 |
< |
threadUnexpectedException(t); |
1628 |
> |
} catch (Throwable fail) { |
1629 |
> |
threadUnexpectedException(fail); |
1630 |
|
return null; |
1631 |
|
} |
1632 |
|
} |
1651 |
|
shouldThrow(expectedExceptionClass.getName()); |
1652 |
|
} |
1653 |
|
} |
1654 |
+ |
|
1655 |
+ |
public void assertIteratorExhausted(Iterator<?> it) { |
1656 |
+ |
try { |
1657 |
+ |
it.next(); |
1658 |
+ |
shouldThrow(); |
1659 |
+ |
} catch (NoSuchElementException success) {} |
1660 |
+ |
assertFalse(it.hasNext()); |
1661 |
+ |
} |
1662 |
|
} |