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.util.Arrays; |
18 |
< |
import java.util.Date; |
19 |
< |
import java.util.NoSuchElementException; |
20 |
< |
import java.util.PropertyPermission; |
21 |
< |
import java.util.concurrent.*; |
22 |
< |
import java.util.concurrent.atomic.AtomicBoolean; |
23 |
< |
import java.util.concurrent.atomic.AtomicReference; |
24 |
< |
import static java.util.concurrent.TimeUnit.MILLISECONDS; |
22 |
< |
import static java.util.concurrent.TimeUnit.NANOSECONDS; |
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.nio.file.Files; |
24 |
> |
import java.nio.file.Paths; |
25 |
|
import java.security.CodeSource; |
26 |
|
import java.security.Permission; |
27 |
|
import java.security.PermissionCollection; |
29 |
|
import java.security.Policy; |
30 |
|
import java.security.ProtectionDomain; |
31 |
|
import java.security.SecurityPermission; |
32 |
+ |
import java.util.ArrayList; |
33 |
+ |
import java.util.Arrays; |
34 |
+ |
import java.util.Date; |
35 |
+ |
import java.util.Enumeration; |
36 |
+ |
import java.util.Iterator; |
37 |
+ |
import java.util.List; |
38 |
+ |
import java.util.NoSuchElementException; |
39 |
+ |
import java.util.PropertyPermission; |
40 |
+ |
import java.util.concurrent.BlockingQueue; |
41 |
+ |
import java.util.concurrent.Callable; |
42 |
+ |
import java.util.concurrent.CountDownLatch; |
43 |
+ |
import java.util.concurrent.CyclicBarrier; |
44 |
+ |
import java.util.concurrent.ExecutionException; |
45 |
+ |
import java.util.concurrent.Executors; |
46 |
+ |
import java.util.concurrent.ExecutorService; |
47 |
+ |
import java.util.concurrent.ForkJoinPool; |
48 |
+ |
import java.util.concurrent.Future; |
49 |
+ |
import java.util.concurrent.RecursiveAction; |
50 |
+ |
import java.util.concurrent.RecursiveTask; |
51 |
+ |
import java.util.concurrent.RejectedExecutionHandler; |
52 |
+ |
import java.util.concurrent.Semaphore; |
53 |
+ |
import java.util.concurrent.ThreadFactory; |
54 |
+ |
import java.util.concurrent.ThreadPoolExecutor; |
55 |
+ |
import java.util.concurrent.TimeoutException; |
56 |
+ |
import java.util.concurrent.atomic.AtomicReference; |
57 |
+ |
import java.util.regex.Matcher; |
58 |
+ |
import java.util.regex.Pattern; |
59 |
+ |
|
60 |
+ |
import junit.framework.AssertionFailedError; |
61 |
+ |
import junit.framework.Test; |
62 |
+ |
import junit.framework.TestCase; |
63 |
+ |
import junit.framework.TestResult; |
64 |
+ |
import junit.framework.TestSuite; |
65 |
|
|
66 |
|
/** |
67 |
|
* Base class for JSR166 Junit TCK tests. Defines some constants, |
73 |
|
* |
74 |
|
* <ol> |
75 |
|
* |
76 |
< |
* <li> All assertions in code running in generated threads must use |
76 |
> |
* <li>All assertions in code running in generated threads must use |
77 |
|
* the forms {@link #threadFail}, {@link #threadAssertTrue}, {@link |
78 |
|
* #threadAssertEquals}, or {@link #threadAssertNull}, (not |
79 |
|
* {@code fail}, {@code assertTrue}, etc.) It is OK (but not |
80 |
|
* particularly recommended) for other code to use these forms too. |
81 |
|
* Only the most typically used JUnit assertion methods are defined |
82 |
< |
* this way, but enough to live with.</li> |
82 |
> |
* this way, but enough to live with. |
83 |
|
* |
84 |
< |
* <li> If you override {@link #setUp} or {@link #tearDown}, make sure |
84 |
> |
* <li>If you override {@link #setUp} or {@link #tearDown}, make sure |
85 |
|
* to invoke {@code super.setUp} and {@code super.tearDown} within |
86 |
|
* them. These methods are used to clear and check for thread |
87 |
< |
* assertion failures.</li> |
87 |
> |
* assertion failures. |
88 |
|
* |
89 |
|
* <li>All delays and timeouts must use one of the constants {@code |
90 |
|
* SHORT_DELAY_MS}, {@code SMALL_DELAY_MS}, {@code MEDIUM_DELAY_MS}, |
95 |
|
* is always discriminable as larger than SHORT and smaller than |
96 |
|
* MEDIUM. And so on. These constants are set to conservative values, |
97 |
|
* but even so, if there is ever any doubt, they can all be increased |
98 |
< |
* in one spot to rerun tests on slower platforms.</li> |
98 |
> |
* in one spot to rerun tests on slower platforms. |
99 |
|
* |
100 |
< |
* <li> All threads generated must be joined inside each test case |
100 |
> |
* <li>All threads generated must be joined inside each test case |
101 |
|
* method (or {@code fail} to do so) before returning from the |
102 |
|
* method. The {@code joinPool} method can be used to do this when |
103 |
< |
* using Executors.</li> |
103 |
> |
* using Executors. |
104 |
|
* |
105 |
|
* </ol> |
106 |
|
* |
107 |
< |
* <p> <b>Other notes</b> |
107 |
> |
* <p><b>Other notes</b> |
108 |
|
* <ul> |
109 |
|
* |
110 |
< |
* <li> Usually, there is one testcase method per JSR166 method |
110 |
> |
* <li>Usually, there is one testcase method per JSR166 method |
111 |
|
* covering "normal" operation, and then as many exception-testing |
112 |
|
* methods as there are exceptions the method can throw. Sometimes |
113 |
|
* there are multiple tests per JSR166 method when the different |
114 |
|
* "normal" behaviors differ significantly. And sometimes testcases |
115 |
< |
* cover multiple methods when they cannot be tested in |
81 |
< |
* isolation.</li> |
115 |
> |
* cover multiple methods when they cannot be tested in isolation. |
116 |
|
* |
117 |
< |
* <li> The documentation style for testcases is to provide as javadoc |
117 |
> |
* <li>The documentation style for testcases is to provide as javadoc |
118 |
|
* a simple sentence or two describing the property that the testcase |
119 |
|
* method purports to test. The javadocs do not say anything about how |
120 |
< |
* the property is tested. To find out, read the code.</li> |
120 |
> |
* the property is tested. To find out, read the code. |
121 |
|
* |
122 |
< |
* <li> These tests are "conformance tests", and do not attempt to |
122 |
> |
* <li>These tests are "conformance tests", and do not attempt to |
123 |
|
* test throughput, latency, scalability or other performance factors |
124 |
|
* (see the separate "jtreg" tests for a set intended to check these |
125 |
|
* for the most central aspects of functionality.) So, most tests use |
126 |
|
* the smallest sensible numbers of threads, collection sizes, etc |
127 |
< |
* needed to check basic conformance.</li> |
127 |
> |
* needed to check basic conformance. |
128 |
|
* |
129 |
|
* <li>The test classes currently do not declare inclusion in |
130 |
|
* any particular package to simplify things for people integrating |
131 |
< |
* them in TCK test suites.</li> |
131 |
> |
* them in TCK test suites. |
132 |
|
* |
133 |
< |
* <li> As a convenience, the {@code main} of this class (JSR166TestCase) |
134 |
< |
* runs all JSR166 unit tests.</li> |
133 |
> |
* <li>As a convenience, the {@code main} of this class (JSR166TestCase) |
134 |
> |
* runs all JSR166 unit tests. |
135 |
|
* |
136 |
|
* </ul> |
137 |
|
*/ |
143 |
|
Boolean.getBoolean("jsr166.expensiveTests"); |
144 |
|
|
145 |
|
/** |
146 |
+ |
* If true, also run tests that are not part of the official tck |
147 |
+ |
* because they test unspecified implementation details. |
148 |
+ |
*/ |
149 |
+ |
protected static final boolean testImplementationDetails = |
150 |
+ |
Boolean.getBoolean("jsr166.testImplementationDetails"); |
151 |
+ |
|
152 |
+ |
/** |
153 |
|
* If true, report on stdout all "slow" tests, that is, ones that |
154 |
|
* take more than profileThreshold milliseconds to execute. |
155 |
|
*/ |
163 |
|
private static final long profileThreshold = |
164 |
|
Long.getLong("jsr166.profileThreshold", 100); |
165 |
|
|
166 |
+ |
/** |
167 |
+ |
* The number of repetitions per test (for tickling rare bugs). |
168 |
+ |
*/ |
169 |
+ |
private static final int runsPerTest = |
170 |
+ |
Integer.getInteger("jsr166.runsPerTest", 1); |
171 |
+ |
|
172 |
+ |
/** |
173 |
+ |
* The number of repetitions of the test suite (for finding leaks?). |
174 |
+ |
*/ |
175 |
+ |
private static final int suiteRuns = |
176 |
+ |
Integer.getInteger("jsr166.suiteRuns", 1); |
177 |
+ |
|
178 |
+ |
/** |
179 |
+ |
* The scaling factor to apply to standard delays used in tests. |
180 |
+ |
*/ |
181 |
+ |
private static final int delayFactor = |
182 |
+ |
Integer.getInteger("jsr166.delay.factor", 1); |
183 |
+ |
|
184 |
+ |
public JSR166TestCase() { super(); } |
185 |
+ |
public JSR166TestCase(String name) { super(name); } |
186 |
+ |
|
187 |
+ |
/** |
188 |
+ |
* A filter for tests to run, matching strings of the form |
189 |
+ |
* methodName(className), e.g. "testInvokeAll5(ForkJoinPoolTest)" |
190 |
+ |
* Usefully combined with jsr166.runsPerTest. |
191 |
+ |
*/ |
192 |
+ |
private static final Pattern methodFilter = methodFilter(); |
193 |
+ |
|
194 |
+ |
private static Pattern methodFilter() { |
195 |
+ |
String regex = System.getProperty("jsr166.methodFilter"); |
196 |
+ |
return (regex == null) ? null : Pattern.compile(regex); |
197 |
+ |
} |
198 |
+ |
|
199 |
+ |
// Instrumentation to debug very rare, but very annoying hung test runs. |
200 |
+ |
static volatile TestCase currentTestCase; |
201 |
+ |
// static volatile int currentRun = 0; |
202 |
+ |
static { |
203 |
+ |
Runnable checkForWedgedTest = new Runnable() { public void run() { |
204 |
+ |
// Avoid spurious reports with enormous runsPerTest. |
205 |
+ |
// A single test case run should never take more than 1 second. |
206 |
+ |
// But let's cap it at the high end too ... |
207 |
+ |
final int timeoutMinutes = |
208 |
+ |
Math.min(15, Math.max(runsPerTest / 60, 1)); |
209 |
+ |
for (TestCase lastTestCase = currentTestCase;;) { |
210 |
+ |
try { MINUTES.sleep(timeoutMinutes); } |
211 |
+ |
catch (InterruptedException unexpected) { break; } |
212 |
+ |
if (lastTestCase == currentTestCase) { |
213 |
+ |
System.err.printf( |
214 |
+ |
"Looks like we're stuck running test: %s%n", |
215 |
+ |
lastTestCase); |
216 |
+ |
// System.err.printf( |
217 |
+ |
// "Looks like we're stuck running test: %s (%d/%d)%n", |
218 |
+ |
// lastTestCase, currentRun, runsPerTest); |
219 |
+ |
// System.err.println("availableProcessors=" + |
220 |
+ |
// Runtime.getRuntime().availableProcessors()); |
221 |
+ |
// System.err.printf("cpu model = %s%n", cpuModel()); |
222 |
+ |
dumpTestThreads(); |
223 |
+ |
// one stack dump is probably enough; more would be spam |
224 |
+ |
break; |
225 |
+ |
} |
226 |
+ |
lastTestCase = currentTestCase; |
227 |
+ |
}}}; |
228 |
+ |
Thread thread = new Thread(checkForWedgedTest, "checkForWedgedTest"); |
229 |
+ |
thread.setDaemon(true); |
230 |
+ |
thread.start(); |
231 |
+ |
} |
232 |
+ |
|
233 |
+ |
// public static String cpuModel() { |
234 |
+ |
// try { |
235 |
+ |
// Matcher matcher = Pattern.compile("model name\\s*: (.*)") |
236 |
+ |
// .matcher(new String( |
237 |
+ |
// Files.readAllBytes(Paths.get("/proc/cpuinfo")), "UTF-8")); |
238 |
+ |
// matcher.find(); |
239 |
+ |
// return matcher.group(1); |
240 |
+ |
// } catch (Exception ex) { return null; } |
241 |
+ |
// } |
242 |
+ |
|
243 |
+ |
public void runBare() throws Throwable { |
244 |
+ |
currentTestCase = this; |
245 |
+ |
if (methodFilter == null |
246 |
+ |
|| methodFilter.matcher(toString()).find()) |
247 |
+ |
super.runBare(); |
248 |
+ |
} |
249 |
+ |
|
250 |
|
protected void runTest() throws Throwable { |
251 |
< |
if (profileTests) |
252 |
< |
runTestProfiled(); |
253 |
< |
else |
254 |
< |
super.runTest(); |
251 |
> |
for (int i = 0; i < runsPerTest; i++) { |
252 |
> |
// currentRun = i; |
253 |
> |
if (profileTests) |
254 |
> |
runTestProfiled(); |
255 |
> |
else |
256 |
> |
super.runTest(); |
257 |
> |
} |
258 |
|
} |
259 |
|
|
260 |
|
protected void runTestProfiled() throws Throwable { |
261 |
< |
long t0 = System.nanoTime(); |
262 |
< |
try { |
261 |
> |
for (int i = 0; i < 2; i++) { |
262 |
> |
long startTime = System.nanoTime(); |
263 |
|
super.runTest(); |
264 |
< |
} finally { |
265 |
< |
long elapsedMillis = |
266 |
< |
(System.nanoTime() - t0) / (1000L * 1000L); |
267 |
< |
if (elapsedMillis >= profileThreshold) |
264 |
> |
long elapsedMillis = millisElapsedSince(startTime); |
265 |
> |
if (elapsedMillis < profileThreshold) |
266 |
> |
break; |
267 |
> |
// Never report first run of any test; treat it as a |
268 |
> |
// warmup run, notably to trigger all needed classloading, |
269 |
> |
if (i > 0) |
270 |
|
System.out.printf("%n%s: %d%n", toString(), elapsedMillis); |
271 |
|
} |
272 |
|
} |
273 |
|
|
274 |
|
/** |
275 |
< |
* Runs all JSR166 unit tests using junit.textui.TestRunner |
275 |
> |
* Runs all JSR166 unit tests using junit.textui.TestRunner. |
276 |
|
*/ |
277 |
|
public static void main(String[] args) { |
278 |
+ |
main(suite(), args); |
279 |
+ |
} |
280 |
+ |
|
281 |
+ |
static class PithyResultPrinter extends junit.textui.ResultPrinter { |
282 |
+ |
PithyResultPrinter(java.io.PrintStream writer) { super(writer); } |
283 |
+ |
long runTime; |
284 |
+ |
public void startTest(Test test) {} |
285 |
+ |
protected void printHeader(long runTime) { |
286 |
+ |
this.runTime = runTime; // defer printing for later |
287 |
+ |
} |
288 |
+ |
protected void printFooter(TestResult result) { |
289 |
+ |
if (result.wasSuccessful()) { |
290 |
+ |
getWriter().println("OK (" + result.runCount() + " tests)" |
291 |
+ |
+ " Time: " + elapsedTimeAsString(runTime)); |
292 |
+ |
} else { |
293 |
+ |
getWriter().println("Time: " + elapsedTimeAsString(runTime)); |
294 |
+ |
super.printFooter(result); |
295 |
+ |
} |
296 |
+ |
} |
297 |
+ |
} |
298 |
+ |
|
299 |
+ |
/** |
300 |
+ |
* Returns a TestRunner that doesn't bother with unnecessary |
301 |
+ |
* fluff, like printing a "." for each test case. |
302 |
+ |
*/ |
303 |
+ |
static junit.textui.TestRunner newPithyTestRunner() { |
304 |
+ |
junit.textui.TestRunner runner = new junit.textui.TestRunner(); |
305 |
+ |
runner.setPrinter(new PithyResultPrinter(System.out)); |
306 |
+ |
return runner; |
307 |
+ |
} |
308 |
+ |
|
309 |
+ |
/** |
310 |
+ |
* Runs all unit tests in the given test suite. |
311 |
+ |
* Actual behavior influenced by jsr166.* system properties. |
312 |
+ |
*/ |
313 |
+ |
static void main(Test suite, String[] args) { |
314 |
|
if (useSecurityManager) { |
315 |
|
System.err.println("Setting a permissive security manager"); |
316 |
|
Policy.setPolicy(permissivePolicy()); |
317 |
|
System.setSecurityManager(new SecurityManager()); |
318 |
|
} |
319 |
< |
int iters = (args.length == 0) ? 1 : Integer.parseInt(args[0]); |
320 |
< |
|
321 |
< |
Test s = suite(); |
322 |
< |
for (int i = 0; i < iters; ++i) { |
157 |
< |
junit.textui.TestRunner.run(s); |
319 |
> |
for (int i = 0; i < suiteRuns; i++) { |
320 |
> |
TestResult result = newPithyTestRunner().doRun(suite); |
321 |
> |
if (!result.wasSuccessful()) |
322 |
> |
System.exit(1); |
323 |
|
System.gc(); |
324 |
|
System.runFinalization(); |
325 |
|
} |
161 |
– |
System.exit(0); |
326 |
|
} |
327 |
|
|
328 |
|
public static TestSuite newTestSuite(Object... suiteOrClasses) { |
338 |
|
return suite; |
339 |
|
} |
340 |
|
|
341 |
+ |
public static void addNamedTestClasses(TestSuite suite, |
342 |
+ |
String... testClassNames) { |
343 |
+ |
for (String testClassName : testClassNames) { |
344 |
+ |
try { |
345 |
+ |
Class<?> testClass = Class.forName(testClassName); |
346 |
+ |
Method m = testClass.getDeclaredMethod("suite", |
347 |
+ |
new Class<?>[0]); |
348 |
+ |
suite.addTest(newTestSuite((Test)m.invoke(null))); |
349 |
+ |
} catch (Exception e) { |
350 |
+ |
throw new Error("Missing test class", e); |
351 |
+ |
} |
352 |
+ |
} |
353 |
+ |
} |
354 |
+ |
|
355 |
+ |
public static final double JAVA_CLASS_VERSION; |
356 |
+ |
public static final String JAVA_SPECIFICATION_VERSION; |
357 |
+ |
static { |
358 |
+ |
try { |
359 |
+ |
JAVA_CLASS_VERSION = java.security.AccessController.doPrivileged( |
360 |
+ |
new java.security.PrivilegedAction<Double>() { |
361 |
+ |
public Double run() { |
362 |
+ |
return Double.valueOf(System.getProperty("java.class.version"));}}); |
363 |
+ |
JAVA_SPECIFICATION_VERSION = java.security.AccessController.doPrivileged( |
364 |
+ |
new java.security.PrivilegedAction<String>() { |
365 |
+ |
public String run() { |
366 |
+ |
return System.getProperty("java.specification.version");}}); |
367 |
+ |
} catch (Throwable t) { |
368 |
+ |
throw new Error(t); |
369 |
+ |
} |
370 |
+ |
} |
371 |
+ |
|
372 |
+ |
public static boolean atLeastJava6() { return JAVA_CLASS_VERSION >= 50.0; } |
373 |
+ |
public static boolean atLeastJava7() { return JAVA_CLASS_VERSION >= 51.0; } |
374 |
+ |
public static boolean atLeastJava8() { return JAVA_CLASS_VERSION >= 52.0; } |
375 |
+ |
public static boolean atLeastJava9() { |
376 |
+ |
return JAVA_CLASS_VERSION >= 53.0 |
377 |
+ |
// As of 2015-09, java9 still uses 52.0 class file version |
378 |
+ |
|| JAVA_SPECIFICATION_VERSION.matches("^(1\\.)?(9|[0-9][0-9])$"); |
379 |
+ |
} |
380 |
+ |
public static boolean atLeastJava10() { |
381 |
+ |
return JAVA_CLASS_VERSION >= 54.0 |
382 |
+ |
|| JAVA_SPECIFICATION_VERSION.matches("^(1\\.)?[0-9][0-9]$"); |
383 |
+ |
} |
384 |
+ |
|
385 |
|
/** |
386 |
|
* Collects all JSR166 unit tests as one suite. |
387 |
|
*/ |
388 |
|
public static Test suite() { |
389 |
< |
return newTestSuite( |
389 |
> |
// Java7+ test classes |
390 |
> |
TestSuite suite = newTestSuite( |
391 |
|
ForkJoinPoolTest.suite(), |
392 |
|
ForkJoinTaskTest.suite(), |
393 |
|
RecursiveActionTest.suite(), |
452 |
|
TreeSetTest.suite(), |
453 |
|
TreeSubMapTest.suite(), |
454 |
|
TreeSubSetTest.suite()); |
455 |
+ |
|
456 |
+ |
// Java8+ test classes |
457 |
+ |
if (atLeastJava8()) { |
458 |
+ |
String[] java8TestClassNames = { |
459 |
+ |
"Atomic8Test", |
460 |
+ |
"CompletableFutureTest", |
461 |
+ |
"ConcurrentHashMap8Test", |
462 |
+ |
"CountedCompleterTest", |
463 |
+ |
"DoubleAccumulatorTest", |
464 |
+ |
"DoubleAdderTest", |
465 |
+ |
"ForkJoinPool8Test", |
466 |
+ |
"ForkJoinTask8Test", |
467 |
+ |
"LongAccumulatorTest", |
468 |
+ |
"LongAdderTest", |
469 |
+ |
"SplittableRandomTest", |
470 |
+ |
"StampedLockTest", |
471 |
+ |
"SubmissionPublisherTest", |
472 |
+ |
"ThreadLocalRandom8Test", |
473 |
+ |
}; |
474 |
+ |
addNamedTestClasses(suite, java8TestClassNames); |
475 |
+ |
} |
476 |
+ |
|
477 |
+ |
// Java9+ test classes |
478 |
+ |
if (atLeastJava9()) { |
479 |
+ |
String[] java9TestClassNames = { |
480 |
+ |
// Currently empty, but expecting varhandle tests |
481 |
+ |
}; |
482 |
+ |
addNamedTestClasses(suite, java9TestClassNames); |
483 |
+ |
} |
484 |
+ |
|
485 |
+ |
return suite; |
486 |
|
} |
487 |
|
|
488 |
+ |
/** Returns list of junit-style test method names in given class. */ |
489 |
+ |
public static ArrayList<String> testMethodNames(Class<?> testClass) { |
490 |
+ |
Method[] methods = testClass.getDeclaredMethods(); |
491 |
+ |
ArrayList<String> names = new ArrayList<String>(methods.length); |
492 |
+ |
for (Method method : methods) { |
493 |
+ |
if (method.getName().startsWith("test") |
494 |
+ |
&& Modifier.isPublic(method.getModifiers()) |
495 |
+ |
// method.getParameterCount() requires jdk8+ |
496 |
+ |
&& method.getParameterTypes().length == 0) { |
497 |
+ |
names.add(method.getName()); |
498 |
+ |
} |
499 |
+ |
} |
500 |
+ |
return names; |
501 |
+ |
} |
502 |
+ |
|
503 |
+ |
/** |
504 |
+ |
* Returns junit-style testSuite for the given test class, but |
505 |
+ |
* parameterized by passing extra data to each test. |
506 |
+ |
*/ |
507 |
+ |
public static <ExtraData> Test parameterizedTestSuite |
508 |
+ |
(Class<? extends JSR166TestCase> testClass, |
509 |
+ |
Class<ExtraData> dataClass, |
510 |
+ |
ExtraData data) { |
511 |
+ |
try { |
512 |
+ |
TestSuite suite = new TestSuite(); |
513 |
+ |
Constructor c = |
514 |
+ |
testClass.getDeclaredConstructor(dataClass, String.class); |
515 |
+ |
for (String methodName : testMethodNames(testClass)) |
516 |
+ |
suite.addTest((Test) c.newInstance(data, methodName)); |
517 |
+ |
return suite; |
518 |
+ |
} catch (Exception e) { |
519 |
+ |
throw new Error(e); |
520 |
+ |
} |
521 |
+ |
} |
522 |
+ |
|
523 |
+ |
/** |
524 |
+ |
* Returns junit-style testSuite for the jdk8 extension of the |
525 |
+ |
* given test class, but parameterized by passing extra data to |
526 |
+ |
* each test. Uses reflection to allow compilation in jdk7. |
527 |
+ |
*/ |
528 |
+ |
public static <ExtraData> Test jdk8ParameterizedTestSuite |
529 |
+ |
(Class<? extends JSR166TestCase> testClass, |
530 |
+ |
Class<ExtraData> dataClass, |
531 |
+ |
ExtraData data) { |
532 |
+ |
if (atLeastJava8()) { |
533 |
+ |
String name = testClass.getName(); |
534 |
+ |
String name8 = name.replaceAll("Test$", "8Test"); |
535 |
+ |
if (name.equals(name8)) throw new Error(name); |
536 |
+ |
try { |
537 |
+ |
return (Test) |
538 |
+ |
Class.forName(name8) |
539 |
+ |
.getMethod("testSuite", new Class[] { dataClass }) |
540 |
+ |
.invoke(null, data); |
541 |
+ |
} catch (Exception e) { |
542 |
+ |
throw new Error(e); |
543 |
+ |
} |
544 |
+ |
} else { |
545 |
+ |
return new TestSuite(); |
546 |
+ |
} |
547 |
+ |
} |
548 |
+ |
|
549 |
+ |
// Delays for timing-dependent tests, in milliseconds. |
550 |
|
|
551 |
|
public static long SHORT_DELAY_MS; |
552 |
|
public static long SMALL_DELAY_MS; |
553 |
|
public static long MEDIUM_DELAY_MS; |
554 |
|
public static long LONG_DELAY_MS; |
555 |
|
|
254 |
– |
|
556 |
|
/** |
557 |
< |
* Returns the shortest timed delay. This could |
558 |
< |
* be reimplemented to use for example a Property. |
557 |
> |
* Returns the shortest timed delay. This can be scaled up for |
558 |
> |
* slow machines using the jsr166.delay.factor system property. |
559 |
|
*/ |
560 |
|
protected long getShortDelay() { |
561 |
< |
return 50; |
561 |
> |
return 50 * delayFactor; |
562 |
|
} |
563 |
|
|
564 |
|
/** |
580 |
|
} |
581 |
|
|
582 |
|
/** |
583 |
< |
* Returns a new Date instance representing a time delayMillis |
584 |
< |
* milliseconds in the future. |
583 |
> |
* Returns a new Date instance representing a time at least |
584 |
> |
* delayMillis milliseconds in the future. |
585 |
|
*/ |
586 |
|
Date delayedDate(long delayMillis) { |
587 |
< |
return new Date(System.currentTimeMillis() + delayMillis); |
587 |
> |
// Add 1 because currentTimeMillis is known to round into the past. |
588 |
> |
return new Date(System.currentTimeMillis() + delayMillis + 1); |
589 |
|
} |
590 |
|
|
591 |
|
/** |
601 |
|
* the same test have no effect. |
602 |
|
*/ |
603 |
|
public void threadRecordFailure(Throwable t) { |
604 |
+ |
System.err.println(t); |
605 |
+ |
dumpTestThreads(); |
606 |
|
threadFailure.compareAndSet(null, t); |
607 |
|
} |
608 |
|
|
610 |
|
setDelays(); |
611 |
|
} |
612 |
|
|
613 |
+ |
void tearDownFail(String format, Object... args) { |
614 |
+ |
String msg = toString() + ": " + String.format(format, args); |
615 |
+ |
System.err.println(msg); |
616 |
+ |
dumpTestThreads(); |
617 |
+ |
throw new AssertionFailedError(msg); |
618 |
+ |
} |
619 |
+ |
|
620 |
|
/** |
621 |
|
* Extra checks that get done for all test cases. |
622 |
|
* |
644 |
|
} |
645 |
|
|
646 |
|
if (Thread.interrupted()) |
647 |
< |
throw new AssertionFailedError("interrupt status set in main thread"); |
647 |
> |
tearDownFail("interrupt status set in main thread"); |
648 |
> |
|
649 |
> |
checkForkJoinPoolThreadLeaks(); |
650 |
> |
} |
651 |
> |
|
652 |
> |
/** |
653 |
> |
* Finds missing PoolCleaners |
654 |
> |
*/ |
655 |
> |
void checkForkJoinPoolThreadLeaks() throws InterruptedException { |
656 |
> |
Thread[] survivors = new Thread[7]; |
657 |
> |
int count = Thread.enumerate(survivors); |
658 |
> |
for (int i = 0; i < count; i++) { |
659 |
> |
Thread thread = survivors[i]; |
660 |
> |
String name = thread.getName(); |
661 |
> |
if (name.startsWith("ForkJoinPool-")) { |
662 |
> |
// give thread some time to terminate |
663 |
> |
thread.join(LONG_DELAY_MS); |
664 |
> |
if (thread.isAlive()) |
665 |
> |
tearDownFail("Found leaked ForkJoinPool thread thread=%s", |
666 |
> |
thread); |
667 |
> |
} |
668 |
> |
} |
669 |
> |
|
670 |
> |
if (!ForkJoinPool.commonPool() |
671 |
> |
.awaitQuiescence(LONG_DELAY_MS, MILLISECONDS)) |
672 |
> |
tearDownFail("ForkJoin common pool thread stuck"); |
673 |
|
} |
674 |
|
|
675 |
|
/** |
682 |
|
fail(reason); |
683 |
|
} catch (AssertionFailedError t) { |
684 |
|
threadRecordFailure(t); |
685 |
< |
fail(reason); |
685 |
> |
throw t; |
686 |
|
} |
687 |
|
} |
688 |
|
|
750 |
|
public void threadAssertEquals(Object x, Object y) { |
751 |
|
try { |
752 |
|
assertEquals(x, y); |
753 |
< |
} catch (AssertionFailedError t) { |
754 |
< |
threadRecordFailure(t); |
755 |
< |
throw t; |
756 |
< |
} catch (Throwable t) { |
757 |
< |
threadUnexpectedException(t); |
753 |
> |
} catch (AssertionFailedError fail) { |
754 |
> |
threadRecordFailure(fail); |
755 |
> |
throw fail; |
756 |
> |
} catch (Throwable fail) { |
757 |
> |
threadUnexpectedException(fail); |
758 |
|
} |
759 |
|
} |
760 |
|
|
766 |
|
public void threadAssertSame(Object x, Object y) { |
767 |
|
try { |
768 |
|
assertSame(x, y); |
769 |
< |
} catch (AssertionFailedError t) { |
770 |
< |
threadRecordFailure(t); |
771 |
< |
throw t; |
769 |
> |
} catch (AssertionFailedError fail) { |
770 |
> |
threadRecordFailure(fail); |
771 |
> |
throw fail; |
772 |
|
} |
773 |
|
} |
774 |
|
|
809 |
|
/** |
810 |
|
* Delays, via Thread.sleep, for the given millisecond delay, but |
811 |
|
* if the sleep is shorter than specified, may re-sleep or yield |
812 |
< |
* until time elapses. |
812 |
> |
* until time elapses. Ensures that the given time, as measured |
813 |
> |
* by System.nanoTime(), has elapsed. |
814 |
|
*/ |
815 |
|
static void delay(long millis) throws InterruptedException { |
816 |
< |
long startTime = System.nanoTime(); |
817 |
< |
long ns = millis * 1000 * 1000; |
818 |
< |
for (;;) { |
816 |
> |
long nanos = millis * (1000 * 1000); |
817 |
> |
final long wakeupTime = System.nanoTime() + nanos; |
818 |
> |
do { |
819 |
|
if (millis > 0L) |
820 |
|
Thread.sleep(millis); |
821 |
|
else // too short to sleep |
822 |
|
Thread.yield(); |
823 |
< |
long d = ns - (System.nanoTime() - startTime); |
824 |
< |
if (d > 0L) |
825 |
< |
millis = d / (1000 * 1000); |
826 |
< |
else |
827 |
< |
break; |
823 |
> |
nanos = wakeupTime - System.nanoTime(); |
824 |
> |
millis = nanos / (1000 * 1000); |
825 |
> |
} while (nanos >= 0L); |
826 |
> |
} |
827 |
> |
|
828 |
> |
/** |
829 |
> |
* Allows use of try-with-resources with per-test thread pools. |
830 |
> |
*/ |
831 |
> |
class PoolCleaner implements AutoCloseable { |
832 |
> |
private final ExecutorService pool; |
833 |
> |
public PoolCleaner(ExecutorService pool) { this.pool = pool; } |
834 |
> |
public void close() { joinPool(pool); } |
835 |
> |
} |
836 |
> |
|
837 |
> |
/** |
838 |
> |
* An extension of PoolCleaner that has an action to release the pool. |
839 |
> |
*/ |
840 |
> |
class PoolCleanerWithReleaser extends PoolCleaner { |
841 |
> |
private final Runnable releaser; |
842 |
> |
public PoolCleanerWithReleaser(ExecutorService pool, Runnable releaser) { |
843 |
> |
super(pool); |
844 |
> |
this.releaser = releaser; |
845 |
|
} |
846 |
+ |
public void close() { |
847 |
+ |
try { |
848 |
+ |
releaser.run(); |
849 |
+ |
} finally { |
850 |
+ |
super.close(); |
851 |
+ |
} |
852 |
+ |
} |
853 |
+ |
} |
854 |
+ |
|
855 |
+ |
PoolCleaner cleaner(ExecutorService pool) { |
856 |
+ |
return new PoolCleaner(pool); |
857 |
+ |
} |
858 |
+ |
|
859 |
+ |
PoolCleaner cleaner(ExecutorService pool, Runnable releaser) { |
860 |
+ |
return new PoolCleanerWithReleaser(pool, releaser); |
861 |
+ |
} |
862 |
+ |
|
863 |
+ |
PoolCleaner cleaner(ExecutorService pool, CountDownLatch latch) { |
864 |
+ |
return new PoolCleanerWithReleaser(pool, releaser(latch)); |
865 |
+ |
} |
866 |
+ |
|
867 |
+ |
Runnable releaser(final CountDownLatch latch) { |
868 |
+ |
return new Runnable() { public void run() { |
869 |
+ |
do { latch.countDown(); } |
870 |
+ |
while (latch.getCount() > 0); |
871 |
+ |
}}; |
872 |
|
} |
873 |
|
|
874 |
|
/** |
875 |
|
* Waits out termination of a thread pool or fails doing so. |
876 |
|
*/ |
877 |
< |
void joinPool(ExecutorService exec) { |
877 |
> |
void joinPool(ExecutorService pool) { |
878 |
|
try { |
879 |
< |
exec.shutdown(); |
880 |
< |
assertTrue("ExecutorService did not terminate in a timely manner", |
881 |
< |
exec.awaitTermination(2 * LONG_DELAY_MS, MILLISECONDS)); |
879 |
> |
pool.shutdown(); |
880 |
> |
if (!pool.awaitTermination(2 * LONG_DELAY_MS, MILLISECONDS)) { |
881 |
> |
try { |
882 |
> |
threadFail("ExecutorService " + pool + |
883 |
> |
" did not terminate in a timely manner"); |
884 |
> |
} finally { |
885 |
> |
// last resort, for the benefit of subsequent tests |
886 |
> |
pool.shutdownNow(); |
887 |
> |
pool.awaitTermination(MEDIUM_DELAY_MS, MILLISECONDS); |
888 |
> |
} |
889 |
> |
} |
890 |
|
} catch (SecurityException ok) { |
891 |
|
// Allowed in case test doesn't have privs |
892 |
< |
} catch (InterruptedException ie) { |
893 |
< |
fail("Unexpected InterruptedException"); |
892 |
> |
} catch (InterruptedException fail) { |
893 |
> |
threadFail("Unexpected InterruptedException"); |
894 |
|
} |
895 |
|
} |
896 |
|
|
897 |
+ |
/** Like Runnable, but with the freedom to throw anything */ |
898 |
+ |
interface Action { public void run() throws Throwable; } |
899 |
+ |
|
900 |
+ |
/** |
901 |
+ |
* Runs all the given actions in parallel, failing if any fail. |
902 |
+ |
* Useful for running multiple variants of tests that are |
903 |
+ |
* necessarily individually slow because they must block. |
904 |
+ |
*/ |
905 |
+ |
void testInParallel(Action ... actions) { |
906 |
+ |
ExecutorService pool = Executors.newCachedThreadPool(); |
907 |
+ |
try (PoolCleaner cleaner = cleaner(pool)) { |
908 |
+ |
ArrayList<Future<?>> futures = new ArrayList<>(actions.length); |
909 |
+ |
for (final Action action : actions) |
910 |
+ |
futures.add(pool.submit(new CheckedRunnable() { |
911 |
+ |
public void realRun() throws Throwable { action.run();}})); |
912 |
+ |
for (Future<?> future : futures) |
913 |
+ |
try { |
914 |
+ |
assertNull(future.get(LONG_DELAY_MS, MILLISECONDS)); |
915 |
+ |
} catch (ExecutionException ex) { |
916 |
+ |
threadUnexpectedException(ex.getCause()); |
917 |
+ |
} catch (Exception ex) { |
918 |
+ |
threadUnexpectedException(ex); |
919 |
+ |
} |
920 |
+ |
} |
921 |
+ |
} |
922 |
+ |
|
923 |
+ |
/** |
924 |
+ |
* A debugging tool to print stack traces of most threads, as jstack does. |
925 |
+ |
* Uninteresting threads are filtered out. |
926 |
+ |
*/ |
927 |
+ |
static void dumpTestThreads() { |
928 |
+ |
ThreadMXBean threadMXBean = ManagementFactory.getThreadMXBean(); |
929 |
+ |
System.err.println("------ stacktrace dump start ------"); |
930 |
+ |
for (ThreadInfo info : threadMXBean.dumpAllThreads(true, true)) { |
931 |
+ |
String name = info.getThreadName(); |
932 |
+ |
if ("Signal Dispatcher".equals(name)) |
933 |
+ |
continue; |
934 |
+ |
if ("Reference Handler".equals(name) |
935 |
+ |
&& info.getLockName().startsWith("java.lang.ref.Reference$Lock")) |
936 |
+ |
continue; |
937 |
+ |
if ("Finalizer".equals(name) |
938 |
+ |
&& info.getLockName().startsWith("java.lang.ref.ReferenceQueue$Lock")) |
939 |
+ |
continue; |
940 |
+ |
if ("checkForWedgedTest".equals(name)) |
941 |
+ |
continue; |
942 |
+ |
System.err.print(info); |
943 |
+ |
} |
944 |
+ |
System.err.println("------ stacktrace dump end ------"); |
945 |
+ |
} |
946 |
+ |
|
947 |
|
/** |
948 |
|
* Checks that thread does not terminate within the default |
949 |
|
* millisecond delay of {@code timeoutMillis()}. |
960 |
|
// No need to optimize the failing case via Thread.join. |
961 |
|
delay(millis); |
962 |
|
assertTrue(thread.isAlive()); |
963 |
< |
} catch (InterruptedException ie) { |
964 |
< |
fail("Unexpected InterruptedException"); |
963 |
> |
} catch (InterruptedException fail) { |
964 |
> |
threadFail("Unexpected InterruptedException"); |
965 |
> |
} |
966 |
> |
} |
967 |
> |
|
968 |
> |
/** |
969 |
> |
* Checks that the threads do not terminate within the default |
970 |
> |
* millisecond delay of {@code timeoutMillis()}. |
971 |
> |
*/ |
972 |
> |
void assertThreadsStayAlive(Thread... threads) { |
973 |
> |
assertThreadsStayAlive(timeoutMillis(), threads); |
974 |
> |
} |
975 |
> |
|
976 |
> |
/** |
977 |
> |
* Checks that the threads do not terminate within the given millisecond delay. |
978 |
> |
*/ |
979 |
> |
void assertThreadsStayAlive(long millis, Thread... threads) { |
980 |
> |
try { |
981 |
> |
// No need to optimize the failing case via Thread.join. |
982 |
> |
delay(millis); |
983 |
> |
for (Thread thread : threads) |
984 |
> |
assertTrue(thread.isAlive()); |
985 |
> |
} catch (InterruptedException fail) { |
986 |
> |
threadFail("Unexpected InterruptedException"); |
987 |
|
} |
988 |
|
} |
989 |
|
|
1004 |
|
future.get(timeoutMillis, MILLISECONDS); |
1005 |
|
shouldThrow(); |
1006 |
|
} catch (TimeoutException success) { |
1007 |
< |
} catch (Exception e) { |
1008 |
< |
threadUnexpectedException(e); |
1007 |
> |
} catch (Exception fail) { |
1008 |
> |
threadUnexpectedException(fail); |
1009 |
|
} finally { future.cancel(true); } |
1010 |
|
assertTrue(millisElapsedSince(startTime) >= timeoutMillis); |
1011 |
|
} |
1049 |
|
public static final Integer m6 = new Integer(-6); |
1050 |
|
public static final Integer m10 = new Integer(-10); |
1051 |
|
|
592 |
– |
|
1052 |
|
/** |
1053 |
|
* Runs Runnable r with a security policy that permits precisely |
1054 |
|
* the specified permissions. If there is no current security |
1060 |
|
SecurityManager sm = System.getSecurityManager(); |
1061 |
|
if (sm == null) { |
1062 |
|
r.run(); |
1063 |
+ |
} |
1064 |
+ |
runWithSecurityManagerWithPermissions(r, permissions); |
1065 |
+ |
} |
1066 |
+ |
|
1067 |
+ |
/** |
1068 |
+ |
* Runs Runnable r with a security policy that permits precisely |
1069 |
+ |
* the specified permissions. If there is no current security |
1070 |
+ |
* manager, a temporary one is set for the duration of the |
1071 |
+ |
* Runnable. We require that any security manager permit |
1072 |
+ |
* getPolicy/setPolicy. |
1073 |
+ |
*/ |
1074 |
+ |
public void runWithSecurityManagerWithPermissions(Runnable r, |
1075 |
+ |
Permission... permissions) { |
1076 |
+ |
SecurityManager sm = System.getSecurityManager(); |
1077 |
+ |
if (sm == null) { |
1078 |
|
Policy savedPolicy = Policy.getPolicy(); |
1079 |
|
try { |
1080 |
|
Policy.setPolicy(permissivePolicy()); |
1081 |
|
System.setSecurityManager(new SecurityManager()); |
1082 |
< |
runWithPermissions(r, permissions); |
1082 |
> |
runWithSecurityManagerWithPermissions(r, permissions); |
1083 |
|
} finally { |
1084 |
|
System.setSecurityManager(null); |
1085 |
|
Policy.setPolicy(savedPolicy); |
1127 |
|
return perms.implies(p); |
1128 |
|
} |
1129 |
|
public void refresh() {} |
1130 |
+ |
public String toString() { |
1131 |
+ |
List<Permission> ps = new ArrayList<Permission>(); |
1132 |
+ |
for (Enumeration<Permission> e = perms.elements(); e.hasMoreElements();) |
1133 |
+ |
ps.add(e.nextElement()); |
1134 |
+ |
return "AdjustablePolicy with permissions " + ps; |
1135 |
+ |
} |
1136 |
|
} |
1137 |
|
|
1138 |
|
/** |
1161 |
|
void sleep(long millis) { |
1162 |
|
try { |
1163 |
|
delay(millis); |
1164 |
< |
} catch (InterruptedException ie) { |
1164 |
> |
} catch (InterruptedException fail) { |
1165 |
|
AssertionFailedError afe = |
1166 |
|
new AssertionFailedError("Unexpected InterruptedException"); |
1167 |
< |
afe.initCause(ie); |
1167 |
> |
afe.initCause(fail); |
1168 |
|
throw afe; |
1169 |
|
} |
1170 |
|
} |
1202 |
|
/** |
1203 |
|
* Returns the number of milliseconds since time given by |
1204 |
|
* startNanoTime, which must have been previously returned from a |
1205 |
< |
* call to {@link System.nanoTime()}. |
1205 |
> |
* call to {@link System#nanoTime()}. |
1206 |
|
*/ |
1207 |
< |
long millisElapsedSince(long startNanoTime) { |
1207 |
> |
static long millisElapsedSince(long startNanoTime) { |
1208 |
|
return NANOSECONDS.toMillis(System.nanoTime() - startNanoTime); |
1209 |
|
} |
1210 |
|
|
1211 |
+ |
// void assertTerminatesPromptly(long timeoutMillis, Runnable r) { |
1212 |
+ |
// long startTime = System.nanoTime(); |
1213 |
+ |
// try { |
1214 |
+ |
// r.run(); |
1215 |
+ |
// } catch (Throwable fail) { threadUnexpectedException(fail); } |
1216 |
+ |
// if (millisElapsedSince(startTime) > timeoutMillis/2) |
1217 |
+ |
// throw new AssertionFailedError("did not return promptly"); |
1218 |
+ |
// } |
1219 |
+ |
|
1220 |
+ |
// void assertTerminatesPromptly(Runnable r) { |
1221 |
+ |
// assertTerminatesPromptly(LONG_DELAY_MS/2, r); |
1222 |
+ |
// } |
1223 |
+ |
|
1224 |
+ |
/** |
1225 |
+ |
* Checks that timed f.get() returns the expected value, and does not |
1226 |
+ |
* wait for the timeout to elapse before returning. |
1227 |
+ |
*/ |
1228 |
+ |
<T> void checkTimedGet(Future<T> f, T expectedValue, long timeoutMillis) { |
1229 |
+ |
long startTime = System.nanoTime(); |
1230 |
+ |
try { |
1231 |
+ |
assertEquals(expectedValue, f.get(timeoutMillis, MILLISECONDS)); |
1232 |
+ |
} catch (Throwable fail) { threadUnexpectedException(fail); } |
1233 |
+ |
if (millisElapsedSince(startTime) > timeoutMillis/2) |
1234 |
+ |
throw new AssertionFailedError("timed get did not return promptly"); |
1235 |
+ |
} |
1236 |
+ |
|
1237 |
+ |
<T> void checkTimedGet(Future<T> f, T expectedValue) { |
1238 |
+ |
checkTimedGet(f, expectedValue, LONG_DELAY_MS); |
1239 |
+ |
} |
1240 |
+ |
|
1241 |
|
/** |
1242 |
|
* Returns a new started daemon Thread running the given runnable. |
1243 |
|
*/ |
1256 |
|
void awaitTermination(Thread t, long timeoutMillis) { |
1257 |
|
try { |
1258 |
|
t.join(timeoutMillis); |
1259 |
< |
} catch (InterruptedException ie) { |
1260 |
< |
threadUnexpectedException(ie); |
1259 |
> |
} catch (InterruptedException fail) { |
1260 |
> |
threadUnexpectedException(fail); |
1261 |
|
} finally { |
1262 |
|
if (t.getState() != Thread.State.TERMINATED) { |
1263 |
|
t.interrupt(); |
1264 |
< |
fail("Test timed out"); |
1264 |
> |
threadFail("timed out waiting for thread to terminate"); |
1265 |
|
} |
1266 |
|
} |
1267 |
|
} |
1283 |
|
public final void run() { |
1284 |
|
try { |
1285 |
|
realRun(); |
1286 |
< |
} catch (Throwable t) { |
1287 |
< |
threadUnexpectedException(t); |
1286 |
> |
} catch (Throwable fail) { |
1287 |
> |
threadUnexpectedException(fail); |
1288 |
|
} |
1289 |
|
} |
1290 |
|
} |
1338 |
|
threadShouldThrow("InterruptedException"); |
1339 |
|
} catch (InterruptedException success) { |
1340 |
|
threadAssertFalse(Thread.interrupted()); |
1341 |
< |
} catch (Throwable t) { |
1342 |
< |
threadUnexpectedException(t); |
1341 |
> |
} catch (Throwable fail) { |
1342 |
> |
threadUnexpectedException(fail); |
1343 |
|
} |
1344 |
|
} |
1345 |
|
} |
1350 |
|
public final T call() { |
1351 |
|
try { |
1352 |
|
return realCall(); |
1353 |
< |
} catch (Throwable t) { |
1354 |
< |
threadUnexpectedException(t); |
1353 |
> |
} catch (Throwable fail) { |
1354 |
> |
threadUnexpectedException(fail); |
1355 |
|
return null; |
1356 |
|
} |
1357 |
|
} |
1368 |
|
return result; |
1369 |
|
} catch (InterruptedException success) { |
1370 |
|
threadAssertFalse(Thread.interrupted()); |
1371 |
< |
} catch (Throwable t) { |
1372 |
< |
threadUnexpectedException(t); |
1371 |
> |
} catch (Throwable fail) { |
1372 |
> |
threadUnexpectedException(fail); |
1373 |
|
} |
1374 |
|
return null; |
1375 |
|
} |
1386 |
|
public static final String TEST_STRING = "a test string"; |
1387 |
|
|
1388 |
|
public static class StringTask implements Callable<String> { |
1389 |
< |
public String call() { return TEST_STRING; } |
1389 |
> |
final String value; |
1390 |
> |
public StringTask() { this(TEST_STRING); } |
1391 |
> |
public StringTask(String value) { this.value = value; } |
1392 |
> |
public String call() { return value; } |
1393 |
|
} |
1394 |
|
|
1395 |
|
public Callable<String> latchAwaitingStringTask(final CountDownLatch latch) { |
1402 |
|
}}; |
1403 |
|
} |
1404 |
|
|
1405 |
< |
public Runnable awaiter(final CountDownLatch latch) { |
1405 |
> |
public Runnable countDowner(final CountDownLatch latch) { |
1406 |
|
return new CheckedRunnable() { |
1407 |
|
public void realRun() throws InterruptedException { |
1408 |
< |
await(latch); |
1408 |
> |
latch.countDown(); |
1409 |
|
}}; |
1410 |
|
} |
1411 |
|
|
1412 |
+ |
class LatchAwaiter extends CheckedRunnable { |
1413 |
+ |
static final int NEW = 0; |
1414 |
+ |
static final int RUNNING = 1; |
1415 |
+ |
static final int DONE = 2; |
1416 |
+ |
final CountDownLatch latch; |
1417 |
+ |
int state = NEW; |
1418 |
+ |
LatchAwaiter(CountDownLatch latch) { this.latch = latch; } |
1419 |
+ |
public void realRun() throws InterruptedException { |
1420 |
+ |
state = 1; |
1421 |
+ |
await(latch); |
1422 |
+ |
state = 2; |
1423 |
+ |
} |
1424 |
+ |
} |
1425 |
+ |
|
1426 |
+ |
public LatchAwaiter awaiter(CountDownLatch latch) { |
1427 |
+ |
return new LatchAwaiter(latch); |
1428 |
+ |
} |
1429 |
+ |
|
1430 |
|
public void await(CountDownLatch latch) { |
1431 |
|
try { |
1432 |
< |
assertTrue(latch.await(LONG_DELAY_MS, MILLISECONDS)); |
1433 |
< |
} catch (Throwable t) { |
1434 |
< |
threadUnexpectedException(t); |
1432 |
> |
if (!latch.await(LONG_DELAY_MS, MILLISECONDS)) |
1433 |
> |
fail("timed out waiting for CountDownLatch for " |
1434 |
> |
+ (LONG_DELAY_MS/1000) + " sec"); |
1435 |
> |
} catch (Throwable fail) { |
1436 |
> |
threadUnexpectedException(fail); |
1437 |
|
} |
1438 |
|
} |
1439 |
|
|
1440 |
|
public void await(Semaphore semaphore) { |
1441 |
|
try { |
1442 |
< |
assertTrue(semaphore.tryAcquire(LONG_DELAY_MS, MILLISECONDS)); |
1443 |
< |
} catch (Throwable t) { |
1444 |
< |
threadUnexpectedException(t); |
1442 |
> |
if (!semaphore.tryAcquire(LONG_DELAY_MS, MILLISECONDS)) |
1443 |
> |
fail("timed out waiting for Semaphore for " |
1444 |
> |
+ (LONG_DELAY_MS/1000) + " sec"); |
1445 |
> |
} catch (Throwable fail) { |
1446 |
> |
threadUnexpectedException(fail); |
1447 |
|
} |
1448 |
|
} |
1449 |
|
|
1634 |
|
public abstract class CheckedRecursiveAction extends RecursiveAction { |
1635 |
|
protected abstract void realCompute() throws Throwable; |
1636 |
|
|
1637 |
< |
public final void compute() { |
1637 |
> |
@Override protected final void compute() { |
1638 |
|
try { |
1639 |
|
realCompute(); |
1640 |
< |
} catch (Throwable t) { |
1641 |
< |
threadUnexpectedException(t); |
1640 |
> |
} catch (Throwable fail) { |
1641 |
> |
threadUnexpectedException(fail); |
1642 |
|
} |
1643 |
|
} |
1644 |
|
} |
1649 |
|
public abstract class CheckedRecursiveTask<T> extends RecursiveTask<T> { |
1650 |
|
protected abstract T realCompute() throws Throwable; |
1651 |
|
|
1652 |
< |
public final T compute() { |
1652 |
> |
@Override protected final T compute() { |
1653 |
|
try { |
1654 |
|
return realCompute(); |
1655 |
< |
} catch (Throwable t) { |
1656 |
< |
threadUnexpectedException(t); |
1655 |
> |
} catch (Throwable fail) { |
1656 |
> |
threadUnexpectedException(fail); |
1657 |
|
return null; |
1658 |
|
} |
1659 |
|
} |
1677 |
|
public int await() { |
1678 |
|
try { |
1679 |
|
return super.await(2 * LONG_DELAY_MS, MILLISECONDS); |
1680 |
< |
} catch (TimeoutException e) { |
1680 |
> |
} catch (TimeoutException timedOut) { |
1681 |
|
throw new AssertionFailedError("timed out"); |
1682 |
< |
} catch (Exception e) { |
1682 |
> |
} catch (Exception fail) { |
1683 |
|
AssertionFailedError afe = |
1684 |
< |
new AssertionFailedError("Unexpected exception: " + e); |
1685 |
< |
afe.initCause(e); |
1684 |
> |
new AssertionFailedError("Unexpected exception: " + fail); |
1685 |
> |
afe.initCause(fail); |
1686 |
|
throw afe; |
1687 |
|
} |
1688 |
|
} |
1710 |
|
q.remove(); |
1711 |
|
shouldThrow(); |
1712 |
|
} catch (NoSuchElementException success) {} |
1713 |
< |
} catch (InterruptedException ie) { |
1179 |
< |
threadUnexpectedException(ie); |
1180 |
< |
} |
1713 |
> |
} catch (InterruptedException fail) { threadUnexpectedException(fail); } |
1714 |
|
} |
1715 |
|
|
1716 |
< |
@SuppressWarnings("unchecked") |
1717 |
< |
<T> T serialClone(T o) { |
1716 |
> |
void assertSerialEquals(Object x, Object y) { |
1717 |
> |
assertTrue(Arrays.equals(serialBytes(x), serialBytes(y))); |
1718 |
> |
} |
1719 |
> |
|
1720 |
> |
void assertNotSerialEquals(Object x, Object y) { |
1721 |
> |
assertFalse(Arrays.equals(serialBytes(x), serialBytes(y))); |
1722 |
> |
} |
1723 |
> |
|
1724 |
> |
byte[] serialBytes(Object o) { |
1725 |
|
try { |
1726 |
|
ByteArrayOutputStream bos = new ByteArrayOutputStream(); |
1727 |
|
ObjectOutputStream oos = new ObjectOutputStream(bos); |
1728 |
|
oos.writeObject(o); |
1729 |
|
oos.flush(); |
1730 |
|
oos.close(); |
1731 |
+ |
return bos.toByteArray(); |
1732 |
+ |
} catch (Throwable fail) { |
1733 |
+ |
threadUnexpectedException(fail); |
1734 |
+ |
return new byte[0]; |
1735 |
+ |
} |
1736 |
+ |
} |
1737 |
+ |
|
1738 |
+ |
@SuppressWarnings("unchecked") |
1739 |
+ |
<T> T serialClone(T o) { |
1740 |
+ |
try { |
1741 |
|
ObjectInputStream ois = new ObjectInputStream |
1742 |
< |
(new ByteArrayInputStream(bos.toByteArray())); |
1742 |
> |
(new ByteArrayInputStream(serialBytes(o))); |
1743 |
|
T clone = (T) ois.readObject(); |
1744 |
|
assertSame(o.getClass(), clone.getClass()); |
1745 |
|
return clone; |
1746 |
< |
} catch (Throwable t) { |
1747 |
< |
threadUnexpectedException(t); |
1746 |
> |
} catch (Throwable fail) { |
1747 |
> |
threadUnexpectedException(fail); |
1748 |
|
return null; |
1749 |
|
} |
1750 |
|
} |
1751 |
+ |
|
1752 |
+ |
public void assertThrows(Class<? extends Throwable> expectedExceptionClass, |
1753 |
+ |
Runnable... throwingActions) { |
1754 |
+ |
for (Runnable throwingAction : throwingActions) { |
1755 |
+ |
boolean threw = false; |
1756 |
+ |
try { throwingAction.run(); } |
1757 |
+ |
catch (Throwable t) { |
1758 |
+ |
threw = true; |
1759 |
+ |
if (!expectedExceptionClass.isInstance(t)) { |
1760 |
+ |
AssertionFailedError afe = |
1761 |
+ |
new AssertionFailedError |
1762 |
+ |
("Expected " + expectedExceptionClass.getName() + |
1763 |
+ |
", got " + t.getClass().getName()); |
1764 |
+ |
afe.initCause(t); |
1765 |
+ |
threadUnexpectedException(afe); |
1766 |
+ |
} |
1767 |
+ |
} |
1768 |
+ |
if (!threw) |
1769 |
+ |
shouldThrow(expectedExceptionClass.getName()); |
1770 |
+ |
} |
1771 |
+ |
} |
1772 |
+ |
|
1773 |
+ |
public void assertIteratorExhausted(Iterator<?> it) { |
1774 |
+ |
try { |
1775 |
+ |
it.next(); |
1776 |
+ |
shouldThrow(); |
1777 |
+ |
} catch (NoSuchElementException success) {} |
1778 |
+ |
assertFalse(it.hasNext()); |
1779 |
+ |
} |
1780 |
|
} |