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Comparing jsr166/src/test/tck/JSR166TestCase.java (file contents):
Revision 1.87 by jsr166, Mon May 30 22:53:21 2011 UTC vs.
Revision 1.97 by jsr166, Fri Feb 1 19:07:36 2013 UTC

# Line 11 | Line 11 | import java.io.ByteArrayInputStream;
11   import java.io.ByteArrayOutputStream;
12   import java.io.ObjectInputStream;
13   import java.io.ObjectOutputStream;
14 + import java.lang.management.ManagementFactory;
15 + import java.lang.management.ThreadInfo;
16 + import java.lang.reflect.Method;
17 + import java.util.ArrayList;
18   import java.util.Arrays;
19   import java.util.Date;
20 + import java.util.Enumeration;
21 + import java.util.List;
22   import java.util.NoSuchElementException;
23   import java.util.PropertyPermission;
24   import java.util.concurrent.*;
# Line 69 | Line 75 | import java.security.SecurityPermission;
75   *
76   * </ol>
77   *
78 < * <p> <b>Other notes</b>
78 > * <p><b>Other notes</b>
79   * <ul>
80   *
81   * <li> Usually, there is one testcase method per JSR166 method
# Line 142 | Line 148 | public class JSR166TestCase extends Test
148      }
149  
150      /**
151 <     * Runs all JSR166 unit tests using junit.textui.TestRunner
151 >     * Runs all JSR166 unit tests using junit.textui.TestRunner.
152 >     * Optional command line arg provides the number of iterations to
153 >     * repeat running the tests.
154       */
155      public static void main(String[] args) {
156          if (useSecurityManager) {
# Line 174 | Line 182 | public class JSR166TestCase extends Test
182          return suite;
183      }
184  
185 +    static void addTestReflectively(TestSuite suite, String testClassName) {
186 +        try {
187 +            Class klazz = Class.forName(testClassName);
188 +            Method m = klazz.getDeclaredMethod("suite", new Class<?>[0]);
189 +            suite.addTest(newTestSuite((Test)m.invoke(null)));
190 +        } catch (Exception e) {
191 +            throw new Error(e);
192 +        }
193 +    }
194 +
195 +    public static final double JAVA_CLASS_VERSION;
196 +    static {
197 +        try {
198 +            JAVA_CLASS_VERSION = java.security.AccessController.doPrivileged(
199 +                new java.security.PrivilegedAction<Double>() {
200 +                public Double run() {
201 +                    return Double.valueOf(System.getProperty("java.class.version"));}});
202 +        } catch (Throwable t) {
203 +            throw new Error(t);
204 +        }
205 +    }
206 +
207 +    public static boolean isAtLeastJdk6() { return JAVA_CLASS_VERSION >= 50.0; }
208 +    public static boolean isAtLeastJdk7() { return JAVA_CLASS_VERSION >= 51.0; }
209 +    public static boolean isAtLeastJdk8() { return JAVA_CLASS_VERSION >= 52.0; }
210 +
211      /**
212       * Collects all JSR166 unit tests as one suite.
213       */
214      public static Test suite() {
215 <        return newTestSuite(
215 >        TestSuite suite = newTestSuite(
216              ForkJoinPoolTest.suite(),
217              ForkJoinTaskTest.suite(),
218              RecursiveActionTest.suite(),
# Line 243 | Line 277 | public class JSR166TestCase extends Test
277              TreeSetTest.suite(),
278              TreeSubMapTest.suite(),
279              TreeSubSetTest.suite());
280 +        if (isAtLeastJdk8()) {
281 +            addTestReflectively(suite, "StampedLockTest");
282 +        }
283 +        return suite;
284      }
285  
286  
# Line 507 | Line 545 | public class JSR166TestCase extends Test
545      }
546  
547      /**
548 +     * A debugging tool to print all stack traces, as jstack does.
549 +     */
550 +    static void printAllStackTraces() {
551 +        for (ThreadInfo info :
552 +                 ManagementFactory.getThreadMXBean()
553 +                 .dumpAllThreads(true, true))
554 +            System.err.print(info);
555 +    }
556 +
557 +    /**
558       * Checks that thread does not terminate within the default
559       * millisecond delay of {@code timeoutMillis()}.
560       */
# Line 528 | Line 576 | public class JSR166TestCase extends Test
576      }
577  
578      /**
579 +     * Checks that the threads do not terminate within the default
580 +     * millisecond delay of {@code timeoutMillis()}.
581 +     */
582 +    void assertThreadsStayAlive(Thread... threads) {
583 +        assertThreadsStayAlive(timeoutMillis(), threads);
584 +    }
585 +
586 +    /**
587 +     * Checks that the threads do not terminate within the given millisecond delay.
588 +     */
589 +    void assertThreadsStayAlive(long millis, Thread... threads) {
590 +        try {
591 +            // No need to optimize the failing case via Thread.join.
592 +            delay(millis);
593 +            for (Thread thread : threads)
594 +                assertTrue(thread.isAlive());
595 +        } catch (InterruptedException ie) {
596 +            fail("Unexpected InterruptedException");
597 +        }
598 +    }
599 +
600 +    /**
601       * Checks that future.get times out, with the default timeout of
602       * {@code timeoutMillis()}.
603       */
# Line 601 | Line 671 | public class JSR166TestCase extends Test
671          SecurityManager sm = System.getSecurityManager();
672          if (sm == null) {
673              r.run();
674 +        }
675 +        runWithSecurityManagerWithPermissions(r, permissions);
676 +    }
677 +
678 +    /**
679 +     * Runs Runnable r with a security policy that permits precisely
680 +     * the specified permissions.  If there is no current security
681 +     * manager, a temporary one is set for the duration of the
682 +     * Runnable.  We require that any security manager permit
683 +     * getPolicy/setPolicy.
684 +     */
685 +    public void runWithSecurityManagerWithPermissions(Runnable r,
686 +                                                      Permission... permissions) {
687 +        SecurityManager sm = System.getSecurityManager();
688 +        if (sm == null) {
689              Policy savedPolicy = Policy.getPolicy();
690              try {
691                  Policy.setPolicy(permissivePolicy());
692                  System.setSecurityManager(new SecurityManager());
693 <                runWithPermissions(r, permissions);
693 >                runWithSecurityManagerWithPermissions(r, permissions);
694              } finally {
695                  System.setSecurityManager(null);
696                  Policy.setPolicy(savedPolicy);
# Line 653 | Line 738 | public class JSR166TestCase extends Test
738              return perms.implies(p);
739          }
740          public void refresh() {}
741 +        public String toString() {
742 +            List<Permission> ps = new ArrayList<Permission>();
743 +            for (Enumeration<Permission> e = perms.elements(); e.hasMoreElements();)
744 +                ps.add(e.nextElement());
745 +            return "AdjustablePolicy with permissions " + ps;
746 +        }
747      }
748  
749      /**
# Line 690 | Line 781 | public class JSR166TestCase extends Test
781      }
782  
783      /**
784 <     * Waits up to the specified number of milliseconds for the given
784 >     * Spin-waits up to the specified number of milliseconds for the given
785       * thread to enter a wait state: BLOCKED, WAITING, or TIMED_WAITING.
786       */
787      void waitForThreadToEnterWaitState(Thread thread, long timeoutMillis) {
788 <        long timeoutNanos = timeoutMillis * 1000L * 1000L;
698 <        long t0 = System.nanoTime();
788 >        long startTime = System.nanoTime();
789          for (;;) {
790              Thread.State s = thread.getState();
791              if (s == Thread.State.BLOCKED ||
# Line 704 | Line 794 | public class JSR166TestCase extends Test
794                  return;
795              else if (s == Thread.State.TERMINATED)
796                  fail("Unexpected thread termination");
797 <            else if (System.nanoTime() - t0 > timeoutNanos) {
797 >            else if (millisElapsedSince(startTime) > timeoutMillis) {
798                  threadAssertTrue(thread.isAlive());
799                  return;
800              }
# Line 905 | Line 995 | public class JSR166TestCase extends Test
995          }
996      }
997  
998 +    public void await(Semaphore semaphore) {
999 +        try {
1000 +            assertTrue(semaphore.tryAcquire(LONG_DELAY_MS, MILLISECONDS));
1001 +        } catch (Throwable t) {
1002 +            threadUnexpectedException(t);
1003 +        }
1004 +    }
1005 +
1006   //     /**
1007   //      * Spin-waits up to LONG_DELAY_MS until flag becomes true.
1008   //      */
# Line 1173 | Line 1271 | public class JSR166TestCase extends Test
1271          }
1272      }
1273  
1274 <    @SuppressWarnings("unchecked")
1275 <    <T> T serialClone(T o) {
1274 >    void assertSerialEquals(Object x, Object y) {
1275 >        assertTrue(Arrays.equals(serialBytes(x), serialBytes(y)));
1276 >    }
1277 >
1278 >    void assertNotSerialEquals(Object x, Object y) {
1279 >        assertFalse(Arrays.equals(serialBytes(x), serialBytes(y)));
1280 >    }
1281 >
1282 >    byte[] serialBytes(Object o) {
1283          try {
1284              ByteArrayOutputStream bos = new ByteArrayOutputStream();
1285              ObjectOutputStream oos = new ObjectOutputStream(bos);
1286              oos.writeObject(o);
1287              oos.flush();
1288              oos.close();
1289 +            return bos.toByteArray();
1290 +        } catch (Throwable t) {
1291 +            threadUnexpectedException(t);
1292 +            return new byte[0];
1293 +        }
1294 +    }
1295 +
1296 +    @SuppressWarnings("unchecked")
1297 +    <T> T serialClone(T o) {
1298 +        try {
1299              ObjectInputStream ois = new ObjectInputStream
1300 <                (new ByteArrayInputStream(bos.toByteArray()));
1300 >                (new ByteArrayInputStream(serialBytes(o)));
1301              T clone = (T) ois.readObject();
1302              assertSame(o.getClass(), clone.getClass());
1303              return clone;

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