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root/jsr166/jsr166/src/test/tck/JSR166TestCase.java

Comparing jsr166/src/test/tck/JSR166TestCase.java (file contents):
Revision 1.49 by jsr166, Tue Jan 5 02:08:37 2010 UTC vs.
Revision 1.54 by jsr166, Fri Sep 17 00:52:36 2010 UTC

#	Line 7 | Line 7
7		*/
8
9		import junit.framework.*;
10	<	import java.util.*;
10	>	import java.util.PropertyPermission;
11		import java.util.concurrent.*;
12	+	import java.util.concurrent.atomic.AtomicReference;
13		import static java.util.concurrent.TimeUnit.MILLISECONDS;
14	<	import java.io.*;
15	<	import java.security.*;
14	>	import java.security.CodeSource;
15	>	import java.security.Permission;
16	>	import java.security.PermissionCollection;
17	>	import java.security.Permissions;
18	>	import java.security.Policy;
19	>	import java.security.ProtectionDomain;
20	>	import java.security.SecurityPermission;
21
22		/**
23		* Base class for JSR166 Junit TCK tests.  Defines some constants,
#	Line 26 | Line 32 | import java.security.*;
32		* <li> All assertions in code running in generated threads must use
33		* the forms {@link #threadFail}, {@link #threadAssertTrue}, {@link
34		* #threadAssertEquals}, or {@link #threadAssertNull}, (not
35	<	* <tt>fail</tt>, <tt>assertTrue</tt>, etc.) It is OK (but not
35	>	* {@code fail}, {@code assertTrue}, etc.) It is OK (but not
36		* particularly recommended) for other code to use these forms too.
37		* Only the most typically used JUnit assertion methods are defined
38		* this way, but enough to live with.</li>
39		*
40		* <li> If you override {@link #setUp} or {@link #tearDown}, make sure
41	<	* to invoke <tt>super.setUp</tt> and <tt>super.tearDown</tt> within
41	>	* to invoke {@code super.setUp} and {@code super.tearDown} within
42		* them. These methods are used to clear and check for thread
43		* assertion failures.</li>
44		*
45	<	* <li>All delays and timeouts must use one of the constants <tt>
46	<	* SHORT_DELAY_MS</tt>, <tt> SMALL_DELAY_MS</tt>, <tt> MEDIUM_DELAY_MS</tt>,
47	<	* <tt> LONG_DELAY_MS</tt>. The idea here is that a SHORT is always
45	>	* <li>All delays and timeouts must use one of the constants {@code
46	>	* SHORT_DELAY_MS}, {@code SMALL_DELAY_MS}, {@code MEDIUM_DELAY_MS},
47	>	* {@code LONG_DELAY_MS}. The idea here is that a SHORT is always
48		* discriminable from zero time, and always allows enough time for the
49		* small amounts of computation (creating a thread, calling a few
50		* methods, etc) needed to reach a timeout point. Similarly, a SMALL
#	Line 48 | Line 54 | import java.security.*;
54		* in one spot to rerun tests on slower platforms.</li>
55		*
56		* <li> All threads generated must be joined inside each test case
57	<	* method (or <tt>fail</tt> to do so) before returning from the
58	<	* method. The <tt> joinPool</tt> method can be used to do this when
57	>	* method (or {@code fail} to do so) before returning from the
58	>	* method. The {@code joinPool} method can be used to do this when
59		* using Executors.</li>
60		*
61		* </ol>
#	Line 81 | Line 87 | import java.security.*;
87		* any particular package to simplify things for people integrating
88		* them in TCK test suites.</li>
89		*
90	<	* <li> As a convenience, the <tt>main</tt> of this class (JSR166TestCase)
90	>	* <li> As a convenience, the {@code main} of this class (JSR166TestCase)
91		* runs all JSR166 unit tests.</li>
92		*
93		* </ul>
#	Line 143 | Line 149 | public class JSR166TestCase extends Test
149		suite.addTest(new TestSuite(AtomicReferenceTest.class));
150		suite.addTest(new TestSuite(AtomicStampedReferenceTest.class));
151		suite.addTest(new TestSuite(ConcurrentHashMapTest.class));
152	+	suite.addTest(new TestSuite(ConcurrentLinkedDequeTest.class));
153		suite.addTest(new TestSuite(ConcurrentLinkedQueueTest.class));
154		suite.addTest(new TestSuite(ConcurrentSkipListMapTest.class));
155		suite.addTest(new TestSuite(ConcurrentSkipListSubMapTest.class));
#	Line 205 | Line 212 | public class JSR166TestCase extends Test
212		*/
213		protected void setDelays() {
214		SHORT_DELAY_MS = getShortDelay();
215	<	SMALL_DELAY_MS = SHORT_DELAY_MS * 5;
215	>	SMALL_DELAY_MS  = SHORT_DELAY_MS * 5;
216		MEDIUM_DELAY_MS = SHORT_DELAY_MS * 10;
217	<	LONG_DELAY_MS = SHORT_DELAY_MS * 50;
217	>	LONG_DELAY_MS   = SHORT_DELAY_MS * 50;
218		}
219
220		/**
221	<	* Flag set true if any threadAssert methods fail
221	>	* The first exception encountered if any threadAssertXXX method fails.
222		*/
223	<	volatile boolean threadFailed;
223	>	private final AtomicReference<Throwable> threadFailure
224	>	= new AtomicReference<Throwable>(null);
225
226		/**
227	<	* Initializes test to indicate that no thread assertions have failed
227	>	* Records an exception so that it can be rethrown later in the test
228	>	* harness thread, triggering a test case failure.  Only the first
229	>	* failure is recorded; subsequent calls to this method from within
230	>	* the same test have no effect.
231		*/
232	+	public void threadRecordFailure(Throwable t) {
233	+	threadFailure.compareAndSet(null, t);
234	+	}
235	+
236		public void setUp() {
237		setDelays();
223	–	threadFailed = false;
238		}
239
240		/**
241	<	* Triggers test case failure if any thread assertions have failed
242	<	*/
243	<	public void tearDown() {
244	<	assertFalse(threadFailed);
241	>	* Triggers test case failure if any thread assertions have failed,
242	>	* by rethrowing, in the test harness thread, any exception recorded
243	>	* earlier by threadRecordFailure.
244	>	*/
245	>	public void tearDown() throws Exception {
246	>	Throwable t = threadFailure.get();
247	>	if (t != null) {
248	>	if (t instanceof Error)
249	>	throw (Error) t;
250	>	else if (t instanceof RuntimeException)
251	>	throw (RuntimeException) t;
252	>	else if (t instanceof Exception)
253	>	throw (Exception) t;
254	>	else
255	>	throw new AssertionError(t);
256	>	}
257		}
258
259		/**
260	<	* Fail, also setting status to indicate current testcase should fail
260	>	* Just like fail(reason), but additionally recording (using
261	>	* threadRecordFailure) any AssertionError thrown, so that the current
262	>	* testcase will fail.
263		*/
264		public void threadFail(String reason) {
265	<	threadFailed = true;
266	<	fail(reason);
265	>	try {
266	>	fail(reason);
267	>	} catch (Throwable t) {
268	>	threadRecordFailure(t);
269	>	fail(reason);
270	>	}
271		}
272
273		/**
274	<	* If expression not true, set status to indicate current testcase
275	<	* should fail
274	>	* Just like assertTrue(b), but additionally recording (using
275	>	* threadRecordFailure) any AssertionError thrown, so that the current
276	>	* testcase will fail.
277		*/
278		public void threadAssertTrue(boolean b) {
279	<	if (!b) {
247	<	threadFailed = true;
279	>	try {
280		assertTrue(b);
281	+	} catch (AssertionError t) {
282	+	threadRecordFailure(t);
283	+	throw t;
284		}
285		}
286
287		/**
288	<	* If expression not false, set status to indicate current testcase
289	<	* should fail
288	>	* Just like assertFalse(b), but additionally recording (using
289	>	* threadRecordFailure) any AssertionError thrown, so that the
290	>	* current testcase will fail.
291		*/
292		public void threadAssertFalse(boolean b) {
293	<	if (b) {
258	<	threadFailed = true;
293	>	try {
294		assertFalse(b);
295	+	} catch (AssertionError t) {
296	+	threadRecordFailure(t);
297	+	throw t;
298		}
299		}
300
301		/**
302	<	* If argument not null, set status to indicate current testcase
303	<	* should fail
302	>	* Just like assertNull(x), but additionally recording (using
303	>	* threadRecordFailure) any AssertionError thrown, so that the
304	>	* current testcase will fail.
305		*/
306		public void threadAssertNull(Object x) {
307	<	if (x != null) {
269	<	threadFailed = true;
307	>	try {
308		assertNull(x);
309	+	} catch (AssertionError t) {
310	+	threadRecordFailure(t);
311	+	throw t;
312		}
313		}
314
315		/**
316	<	* If arguments not equal, set status to indicate current testcase
317	<	* should fail
316	>	* Just like assertEquals(x, y), but additionally recording (using
317	>	* threadRecordFailure) any AssertionError thrown, so that the
318	>	* current testcase will fail.
319		*/
320		public void threadAssertEquals(long x, long y) {
321	<	if (x != y) {
280	<	threadFailed = true;
321	>	try {
322		assertEquals(x, y);
323	+	} catch (AssertionError t) {
324	+	threadRecordFailure(t);
325	+	throw t;
326		}
327		}
328
329		/**
330	<	* If arguments not equal, set status to indicate current testcase
331	<	* should fail
330	>	* Just like assertEquals(x, y), but additionally recording (using
331	>	* threadRecordFailure) any AssertionError thrown, so that the
332	>	* current testcase will fail.
333		*/
334		public void threadAssertEquals(Object x, Object y) {
335	<	if (x != y && (x == null || !x.equals(y))) {
291	<	threadFailed = true;
335	>	try {
336		assertEquals(x, y);
337	+	} catch (AssertionError t) {
338	+	threadRecordFailure(t);
339	+	throw t;
340		}
341		}
342
343		/**
344	<	* threadFail with message "should throw exception"
344	>	* Just like assertSame(x, y), but additionally recording (using
345	>	* threadRecordFailure) any AssertionError thrown, so that the
346	>	* current testcase will fail.
347		*/
348	<	public void threadShouldThrow() {
349	<	threadFailed = true;
350	<	fail("should throw exception");
348	>	public void threadAssertSame(Object x, Object y) {
349	>	try {
350	>	assertSame(x, y);
351	>	} catch (AssertionError t) {
352	>	threadRecordFailure(t);
353	>	throw t;
354	>	}
355		}
356
357		/**
358	<	* threadFail with message "should throw" + exceptionName
358	>	* Calls threadFail with message "should throw exception".
359		*/
360	<	public void threadShouldThrow(String exceptionName) {
361	<	threadFailed = true;
309	<	fail("should throw " + exceptionName);
360	>	public void threadShouldThrow() {
361	>	threadFail("should throw exception");
362		}
363
364		/**
365	<	* threadFail with message "Unexpected exception"
365	>	* Calls threadFail with message "should throw" + exceptionName.
366		*/
367	<	public void threadUnexpectedException() {
368	<	threadFailed = true;
317	<	fail("Unexpected exception");
367	>	public void threadShouldThrow(String exceptionName) {
368	>	threadFail("should throw " + exceptionName);
369		}
370
371		/**
372	<	* threadFail with message "Unexpected exception", with argument
372	>	* Calls threadFail with message "Unexpected exception" + ex.
373		*/
374	<	public void threadUnexpectedException(Throwable ex) {
375	<	threadFailed = true;
376	<	ex.printStackTrace();
377	<	fail("Unexpected exception: " + ex);
374	>	public void threadUnexpectedException(Throwable t) {
375	>	threadRecordFailure(t);
376	>	t.printStackTrace();
377	>	// Rethrow, wrapping in an AssertionError if necessary
378	>	if (t instanceof RuntimeException)
379	>	throw (RuntimeException) t;
380	>	else if (t instanceof Error)
381	>	throw (Error) t;
382	>	else {
383	>	AssertionError ae = new AssertionError("unexpected exception: " + t);
384	>	t.initCause(t);
385	>	throw ae;
386	>	}
387		}
388
389		/**
390	<	* Wait out termination of a thread pool or fail doing so
390	>	* Waits out termination of a thread pool or fails doing so.
391		*/
392		public void joinPool(ExecutorService exec) {
393		try {
394		exec.shutdown();
395	<	assertTrue(exec.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
395	>	assertTrue("ExecutorService did not terminate in a timely manner",
396	>	exec.awaitTermination(LONG_DELAY_MS, MILLISECONDS));
397		} catch (SecurityException ok) {
398		// Allowed in case test doesn't have privs
399		} catch (InterruptedException ie) {
#	Line 342 | Line 403 | public class JSR166TestCase extends Test
403
404
405		/**
406	<	* fail with message "should throw exception"
406	>	* Fails with message "should throw exception".
407		*/
408		public void shouldThrow() {
409		fail("Should throw exception");
410		}
411
412		/**
413	<	* fail with message "should throw " + exceptionName
413	>	* Fails with message "should throw " + exceptionName.
414		*/
415		public void shouldThrow(String exceptionName) {
416		fail("Should throw " + exceptionName);
417		}
418
419		/**
420	<	* fail with message "Unexpected exception"
360	<	*/
361	<	public void unexpectedException() {
362	<	fail("Unexpected exception");
363	<	}
364	<
365	<	/**
366	<	* fail with message "Unexpected exception", with argument
420	>	* Fails with message "Unexpected exception: " + ex.
421		*/
422		public void unexpectedException(Throwable ex) {
423		ex.printStackTrace();
#	Line 576 | Line 630 | public class JSR166TestCase extends Test
630		return realCall();
631		} catch (Throwable t) {
632		threadUnexpectedException(t);
633	+	return null;
634		}
580	–	return null;
635		}
636		}
637
638	<	public abstract class CheckedInterruptedCallable<T> implements Callable<T> {
638	>	public abstract class CheckedInterruptedCallable<T>
639	>	implements Callable<T> {
640		protected abstract T realCall() throws Throwable;
641
642		public final T call() {
#	Line 753 | Line 808 | public class JSR166TestCase extends Test
808		}
809		}
810
811	+	/**
812	+	* Analog of CheckedRunnable for RecursiveAction
813	+	*/
814	+	public abstract class CheckedRecursiveAction extends RecursiveAction {
815	+	protected abstract void realCompute() throws Throwable;
816	+
817	+	public final void compute() {
818	+	try {
819	+	realCompute();
820	+	} catch (Throwable t) {
821	+	threadUnexpectedException(t);
822	+	}
823	+	}
824	+	}
825	+
826	+	/**
827	+	* Analog of CheckedCallable for RecursiveTask
828	+	*/
829	+	public abstract class CheckedRecursiveTask<T> extends RecursiveTask<T> {
830	+	protected abstract T realCompute() throws Throwable;
831	+
832	+	public final T compute() {
833	+	try {
834	+	return realCompute();
835	+	} catch (Throwable t) {
836	+	threadUnexpectedException(t);
837	+	return null;
838	+	}
839	+	}
840	+	}
841
842		/**
843		* For use as RejectedExecutionHandler in constructors

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