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/* |
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* Written by Doug Lea with assistance from members of JCP JSR-166 |
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* Expert Group and released to the public domain, as explained at |
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* Written by Doug Lea and Martin Buchholz with assistance from |
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* members of JCP JSR-166 Expert Group and released to the public |
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* domain, as explained at |
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* http://creativecommons.org/publicdomain/zero/1.0/ |
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* Other contributors include Andrew Wright, Jeffrey Hayes, |
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* Pat Fisher, Mike Judd. |
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/* |
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* @test |
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* @summary JSR-166 tck tests (conformance testing mode) |
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* @summary JSR-166 tck tests, in a number of variations. |
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* The first is the conformance testing variant, |
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* while others also test implementation details. |
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* @build * |
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* @modules java.management |
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* @run junit/othervm/timeout=1000 JSR166TestCase |
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*/ |
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/* |
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* @test |
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* @summary JSR-166 tck tests (whitebox tests allowed) |
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* @build * |
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* @modules java.base/java.util.concurrent:open |
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* java.base/java.lang:open |
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* java.management |
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* @run junit/othervm/timeout=1000 |
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* --add-opens java.base/java.util.concurrent=ALL-UNNAMED |
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* --add-opens java.base/java.lang=ALL-UNNAMED |
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* -Djsr166.testImplementationDetails=true |
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* JSR166TestCase |
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* @run junit/othervm/timeout=1000 |
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* --add-opens java.base/java.util.concurrent=ALL-UNNAMED |
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* --add-opens java.base/java.lang=ALL-UNNAMED |
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* -Djsr166.testImplementationDetails=true |
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* -Djava.util.concurrent.ForkJoinPool.common.parallelism=0 |
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* JSR166TestCase |
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* @run junit/othervm/timeout=1000 |
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* --add-opens java.base/java.util.concurrent=ALL-UNNAMED |
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* --add-opens java.base/java.lang=ALL-UNNAMED |
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* -Djsr166.testImplementationDetails=true |
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* -Djava.util.concurrent.ForkJoinPool.common.parallelism=1 |
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* -Djava.util.secureRandomSeed=true |
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* JSR166TestCase |
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* @run junit/othervm/timeout=1000/policy=tck.policy |
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* --add-opens java.base/java.util.concurrent=ALL-UNNAMED |
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* --add-opens java.base/java.lang=ALL-UNNAMED |
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* -Djsr166.testImplementationDetails=true |
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* JSR166TestCase |
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*/ |
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import java.lang.reflect.Constructor; |
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import java.lang.reflect.Method; |
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import java.lang.reflect.Modifier; |
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import java.nio.file.Files; |
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import java.nio.file.Paths; |
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import java.security.CodeSource; |
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import java.security.Permission; |
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import java.security.PermissionCollection; |
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import java.util.concurrent.TimeoutException; |
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import java.util.concurrent.atomic.AtomicBoolean; |
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import java.util.concurrent.atomic.AtomicReference; |
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import java.util.regex.Matcher; |
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import java.util.regex.Pattern; |
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import junit.framework.AssertionFailedError; |
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// public static String cpuModel() { |
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// try { |
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// Matcher matcher = Pattern.compile("model name\\s*: (.*)") |
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// java.util.regex.Matcher matcher |
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// = Pattern.compile("model name\\s*: (.*)") |
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// .matcher(new String( |
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// Files.readAllBytes(Paths.get("/proc/cpuinfo")), "UTF-8")); |
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// java.nio.file.Files.readAllBytes( |
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// java.nio.file.Paths.get("/proc/cpuinfo")), "UTF-8")); |
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// matcher.find(); |
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// return matcher.group(1); |
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// } catch (Exception ex) { return null; } |
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LONG_DELAY_MS = SHORT_DELAY_MS * 200; |
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} |
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private static final long TIMEOUT_DELAY_MS |
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= (long) (12.0 * Math.cbrt(delayFactor)); |
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|
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/** |
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* Returns a timeout in milliseconds to be used in tests that |
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* verify that operations block or time out. |
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* Returns a timeout in milliseconds to be used in tests that verify |
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* that operations block or time out. We want this to be longer |
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* than the OS scheduling quantum, but not too long, so don't scale |
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* linearly with delayFactor; we use "crazy" cube root instead. |
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*/ |
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long timeoutMillis() { |
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return SHORT_DELAY_MS / 4; |
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static long timeoutMillis() { |
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return TIMEOUT_DELAY_MS; |
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} |
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/** |
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} |
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/** |
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* Checks that thread eventually enters the expected blocked thread state. |
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*/ |
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void assertThreadBlocks(Thread thread, Thread.State expected) { |
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// always sleep at least 1 ms, with high probability avoiding |
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// transitory states |
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for (long retries = LONG_DELAY_MS * 3 / 4; retries-->0; ) { |
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try { delay(1); } |
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catch (InterruptedException fail) { |
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fail("Unexpected InterruptedException"); |
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} |
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Thread.State s = thread.getState(); |
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if (s == expected) |
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return; |
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else if (s == Thread.State.TERMINATED) |
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fail("Unexpected thread termination"); |
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} |
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fail("timed out waiting for thread to enter thread state " + expected); |
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} |
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|
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/** |
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* Checks that thread does not terminate within the default |
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* millisecond delay of {@code timeoutMillis()}. |
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*/ |
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} |
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/** |
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* Checks that the threads do not terminate within the default |
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* millisecond delay of {@code timeoutMillis()}. |
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*/ |
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void assertThreadsStayAlive(Thread... threads) { |
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assertThreadsStayAlive(timeoutMillis(), threads); |
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} |
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/** |
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* Checks that the threads do not terminate within the given millisecond delay. |
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*/ |
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void assertThreadsStayAlive(long millis, Thread... threads) { |
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try { |
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// No need to optimize the failing case via Thread.join. |
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delay(millis); |
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for (Thread thread : threads) |
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assertTrue(thread.isAlive()); |
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} catch (InterruptedException fail) { |
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threadFail("Unexpected InterruptedException"); |
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} |
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} |
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/** |
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* Checks that future.get times out, with the default timeout of |
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* {@code timeoutMillis()}. |
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*/ |
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} |
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/** |
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* The maximum number of consecutive spurious wakeups we should |
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* tolerate (from APIs like LockSupport.park) before failing a test. |
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*/ |
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static final int MAX_SPURIOUS_WAKEUPS = 10; |
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|
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/** |
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* The number of elements to place in collections, arrays, etc. |
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*/ |
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public static final int SIZE = 20; |
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} catch (Throwable fail) { |
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threadUnexpectedException(fail); |
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} |
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} |
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|
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public void await(CyclicBarrier barrier) { |
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try { |
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barrier.await(LONG_DELAY_MS, MILLISECONDS); |
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} catch (Throwable fail) { |
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threadUnexpectedException(fail); |
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} |
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} |
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// /** |
