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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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* http://creativecommons.org/licenses/publicdomain |
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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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|
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import junit.framework.*; |
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import java.util.PropertyPermission; |
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import java.util.concurrent.*; |
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import java.util.concurrent.atomic.AtomicReference; |
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import static java.util.concurrent.TimeUnit.MILLISECONDS; |
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import static java.util.concurrent.TimeUnit.NANOSECONDS; |
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|
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import java.io.ByteArrayInputStream; |
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import java.io.ByteArrayOutputStream; |
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import java.io.ObjectInputStream; |
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import java.io.ObjectOutputStream; |
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import java.lang.management.ManagementFactory; |
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import java.lang.management.ThreadInfo; |
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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.security.CodeSource; |
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import java.security.Permission; |
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import java.security.PermissionCollection; |
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import java.security.Policy; |
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import java.security.ProtectionDomain; |
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import java.security.SecurityPermission; |
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import java.util.ArrayList; |
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import java.util.Arrays; |
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import java.util.Date; |
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import java.util.Enumeration; |
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import java.util.Iterator; |
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import java.util.List; |
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import java.util.NoSuchElementException; |
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import java.util.PropertyPermission; |
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import java.util.concurrent.BlockingQueue; |
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import java.util.concurrent.Callable; |
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import java.util.concurrent.CountDownLatch; |
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import java.util.concurrent.CyclicBarrier; |
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import java.util.concurrent.ExecutionException; |
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import java.util.concurrent.Executors; |
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import java.util.concurrent.ExecutorService; |
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import java.util.concurrent.Future; |
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import java.util.concurrent.RecursiveAction; |
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import java.util.concurrent.RecursiveTask; |
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import java.util.concurrent.RejectedExecutionHandler; |
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import java.util.concurrent.Semaphore; |
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import java.util.concurrent.ThreadFactory; |
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import java.util.concurrent.ThreadPoolExecutor; |
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import java.util.concurrent.TimeoutException; |
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import java.util.concurrent.atomic.AtomicReference; |
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import java.util.regex.Pattern; |
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|
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import junit.framework.AssertionFailedError; |
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import junit.framework.Test; |
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import junit.framework.TestCase; |
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import junit.framework.TestResult; |
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import junit.framework.TestSuite; |
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|
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/** |
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* Base class for JSR166 Junit TCK tests. Defines some constants, |
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* |
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* <ol> |
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* |
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* <li> All assertions in code running in generated threads must use |
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* <li>All assertions in code running in generated threads must use |
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* the forms {@link #threadFail}, {@link #threadAssertTrue}, {@link |
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* #threadAssertEquals}, or {@link #threadAssertNull}, (not |
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* {@code fail}, {@code assertTrue}, etc.) It is OK (but not |
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* particularly recommended) for other code to use these forms too. |
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* Only the most typically used JUnit assertion methods are defined |
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* this way, but enough to live with.</li> |
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* this way, but enough to live with. |
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* |
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* <li> If you override {@link #setUp} or {@link #tearDown}, make sure |
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* <li>If you override {@link #setUp} or {@link #tearDown}, make sure |
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* to invoke {@code super.setUp} and {@code super.tearDown} within |
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* them. These methods are used to clear and check for thread |
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* assertion failures.</li> |
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* assertion failures. |
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* |
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* <li>All delays and timeouts must use one of the constants {@code |
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* SHORT_DELAY_MS}, {@code SMALL_DELAY_MS}, {@code MEDIUM_DELAY_MS}, |
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* is always discriminable as larger than SHORT and smaller than |
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* MEDIUM. And so on. These constants are set to conservative values, |
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* but even so, if there is ever any doubt, they can all be increased |
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* in one spot to rerun tests on slower platforms.</li> |
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* in one spot to rerun tests on slower platforms. |
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* |
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* <li> All threads generated must be joined inside each test case |
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* <li>All threads generated must be joined inside each test case |
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* method (or {@code fail} to do so) before returning from the |
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* method. The {@code joinPool} method can be used to do this when |
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* using Executors.</li> |
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* using Executors. |
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* |
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* </ol> |
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* |
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* <p> <b>Other notes</b> |
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* <p><b>Other notes</b> |
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* <ul> |
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* |
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* <li> Usually, there is one testcase method per JSR166 method |
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* <li>Usually, there is one testcase method per JSR166 method |
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* covering "normal" operation, and then as many exception-testing |
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* methods as there are exceptions the method can throw. Sometimes |
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* there are multiple tests per JSR166 method when the different |
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* "normal" behaviors differ significantly. And sometimes testcases |
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* cover multiple methods when they cannot be tested in |
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* isolation.</li> |
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* isolation. |
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* |
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* <li> The documentation style for testcases is to provide as javadoc |
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* <li>The documentation style for testcases is to provide as javadoc |
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* a simple sentence or two describing the property that the testcase |
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* method purports to test. The javadocs do not say anything about how |
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* the property is tested. To find out, read the code.</li> |
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* the property is tested. To find out, read the code. |
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* |
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* <li> These tests are "conformance tests", and do not attempt to |
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* <li>These tests are "conformance tests", and do not attempt to |
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* test throughput, latency, scalability or other performance factors |
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* (see the separate "jtreg" tests for a set intended to check these |
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* for the most central aspects of functionality.) So, most tests use |
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* the smallest sensible numbers of threads, collection sizes, etc |
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* needed to check basic conformance.</li> |
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* needed to check basic conformance. |
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* |
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* <li>The test classes currently do not declare inclusion in |
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* any particular package to simplify things for people integrating |
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* them in TCK test suites.</li> |
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* them in TCK test suites. |
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* |
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* <li> As a convenience, the {@code main} of this class (JSR166TestCase) |
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* runs all JSR166 unit tests.</li> |
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* <li>As a convenience, the {@code main} of this class (JSR166TestCase) |
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* runs all JSR166 unit tests. |
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* |
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* </ul> |
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*/ |
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private static final boolean useSecurityManager = |
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Boolean.getBoolean("jsr166.useSecurityManager"); |
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|
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protected static final boolean expensiveTests = |
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Boolean.getBoolean("jsr166.expensiveTests"); |
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|
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/** |
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* If true, also run tests that are not part of the official tck |
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* because they test unspecified implementation details. |
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*/ |
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protected static final boolean testImplementationDetails = |
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Boolean.getBoolean("jsr166.testImplementationDetails"); |
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|
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/** |
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* If true, report on stdout all "slow" tests, that is, ones that |
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* take more than profileThreshold milliseconds to execute. |
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*/ |
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private static final boolean profileTests = |
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Boolean.getBoolean("jsr166.profileTests"); |
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|
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/** |
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* The number of milliseconds that tests are permitted for |
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* execution without being reported, when profileTests is set. |
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*/ |
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private static final long profileThreshold = |
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Long.getLong("jsr166.profileThreshold", 100); |
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|
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/** |
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* The number of repetitions per test (for tickling rare bugs). |
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*/ |
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private static final int runsPerTest = |
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Integer.getInteger("jsr166.runsPerTest", 1); |
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|
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/** |
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* Runs all JSR166 unit tests using junit.textui.TestRunner |
168 |
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* The number of repetitions of the test suite (for finding leaks?). |
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*/ |
170 |
> |
private static final int suiteRuns = |
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Integer.getInteger("jsr166.suiteRuns", 1); |
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|
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public JSR166TestCase() { super(); } |
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public JSR166TestCase(String name) { super(name); } |
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|
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/** |
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* A filter for tests to run, matching strings of the form |
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* methodName(className), e.g. "testInvokeAll5(ForkJoinPoolTest)" |
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* Usefully combined with jsr166.runsPerTest. |
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*/ |
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private static final Pattern methodFilter = methodFilter(); |
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|
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> |
private static Pattern methodFilter() { |
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String regex = System.getProperty("jsr166.methodFilter"); |
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return (regex == null) ? null : Pattern.compile(regex); |
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} |
187 |
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|
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protected void runTest() throws Throwable { |
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> |
if (methodFilter == null |
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> |
|| methodFilter.matcher(toString()).find()) { |
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for (int i = 0; i < runsPerTest; i++) { |
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if (profileTests) |
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runTestProfiled(); |
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else |
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super.runTest(); |
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} |
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} |
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} |
199 |
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|
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protected void runTestProfiled() throws Throwable { |
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for (int i = 0; i < 2; i++) { |
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long startTime = System.nanoTime(); |
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super.runTest(); |
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> |
long elapsedMillis = millisElapsedSince(startTime); |
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> |
if (elapsedMillis < profileThreshold) |
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break; |
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// Never report first run of any test; treat it as a |
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// warmup run, notably to trigger all needed classloading, |
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if (i > 0) |
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System.out.printf("%n%s: %d%n", toString(), elapsedMillis); |
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} |
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} |
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|
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/** |
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* Runs all JSR166 unit tests using junit.textui.TestRunner. |
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*/ |
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public static void main(String[] args) { |
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main(suite(), args); |
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} |
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|
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/** |
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* Runs all unit tests in the given test suite. |
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* Actual behavior influenced by jsr166.* system properties. |
224 |
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*/ |
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static void main(Test suite, String[] args) { |
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if (useSecurityManager) { |
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System.err.println("Setting a permissive security manager"); |
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Policy.setPolicy(permissivePolicy()); |
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System.setSecurityManager(new SecurityManager()); |
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} |
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< |
int iters = (args.length == 0) ? 1 : Integer.parseInt(args[0]); |
232 |
< |
|
233 |
< |
Test s = suite(); |
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< |
for (int i = 0; i < iters; ++i) { |
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junit.textui.TestRunner.run(s); |
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> |
for (int i = 0; i < suiteRuns; i++) { |
232 |
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TestResult result = junit.textui.TestRunner.run(suite); |
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> |
if (!result.wasSuccessful()) |
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System.exit(1); |
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System.gc(); |
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System.runFinalization(); |
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} |
238 |
< |
System.exit(0); |
238 |
> |
} |
239 |
> |
|
240 |
> |
public static TestSuite newTestSuite(Object... suiteOrClasses) { |
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TestSuite suite = new TestSuite(); |
242 |
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for (Object suiteOrClass : suiteOrClasses) { |
243 |
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if (suiteOrClass instanceof TestSuite) |
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suite.addTest((TestSuite) suiteOrClass); |
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else if (suiteOrClass instanceof Class) |
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suite.addTest(new TestSuite((Class<?>) suiteOrClass)); |
247 |
> |
else |
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> |
throw new ClassCastException("not a test suite or class"); |
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} |
250 |
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return suite; |
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} |
252 |
> |
|
253 |
> |
public static void addNamedTestClasses(TestSuite suite, |
254 |
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String... testClassNames) { |
255 |
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for (String testClassName : testClassNames) { |
256 |
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try { |
257 |
> |
Class<?> testClass = Class.forName(testClassName); |
258 |
> |
Method m = testClass.getDeclaredMethod("suite", |
259 |
> |
new Class<?>[0]); |
260 |
> |
suite.addTest(newTestSuite((Test)m.invoke(null))); |
261 |
> |
} catch (Exception e) { |
262 |
> |
throw new Error("Missing test class", e); |
263 |
> |
} |
264 |
> |
} |
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> |
} |
266 |
> |
|
267 |
> |
public static final double JAVA_CLASS_VERSION; |
268 |
> |
public static final String JAVA_SPECIFICATION_VERSION; |
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> |
static { |
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> |
try { |
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> |
JAVA_CLASS_VERSION = java.security.AccessController.doPrivileged( |
272 |
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new java.security.PrivilegedAction<Double>() { |
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public Double run() { |
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return Double.valueOf(System.getProperty("java.class.version"));}}); |
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> |
JAVA_SPECIFICATION_VERSION = java.security.AccessController.doPrivileged( |
276 |
> |
new java.security.PrivilegedAction<String>() { |
277 |
> |
public String run() { |
278 |
> |
return System.getProperty("java.specification.version");}}); |
279 |
> |
} catch (Throwable t) { |
280 |
> |
throw new Error(t); |
281 |
> |
} |
282 |
> |
} |
283 |
> |
|
284 |
> |
public static boolean atLeastJava6() { return JAVA_CLASS_VERSION >= 50.0; } |
285 |
> |
public static boolean atLeastJava7() { return JAVA_CLASS_VERSION >= 51.0; } |
286 |
> |
public static boolean atLeastJava8() { return JAVA_CLASS_VERSION >= 52.0; } |
287 |
> |
public static boolean atLeastJava9() { |
288 |
> |
return JAVA_CLASS_VERSION >= 53.0 |
289 |
> |
// As of 2015-09, java9 still uses 52.0 class file version |
290 |
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|| JAVA_SPECIFICATION_VERSION.matches("^(1\\.)?(9|[0-9][0-9])$"); |
291 |
> |
} |
292 |
> |
public static boolean atLeastJava10() { |
293 |
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return JAVA_CLASS_VERSION >= 54.0 |
294 |
> |
|| JAVA_SPECIFICATION_VERSION.matches("^(1\\.)?[0-9][0-9]$"); |
295 |
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} |
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|
297 |
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/** |
298 |
< |
* Collects all JSR166 unit tests as one suite |
298 |
> |
* Collects all JSR166 unit tests as one suite. |
299 |
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*/ |
300 |
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public static Test suite() { |
301 |
< |
TestSuite suite = new TestSuite("JSR166 Unit Tests"); |
302 |
< |
|
303 |
< |
suite.addTest(ForkJoinPoolTest.suite()); |
304 |
< |
suite.addTest(ForkJoinTaskTest.suite()); |
305 |
< |
suite.addTest(RecursiveActionTest.suite()); |
306 |
< |
suite.addTest(RecursiveTaskTest.suite()); |
307 |
< |
suite.addTest(LinkedTransferQueueTest.suite()); |
308 |
< |
suite.addTest(PhaserTest.suite()); |
309 |
< |
suite.addTest(ThreadLocalRandomTest.suite()); |
310 |
< |
suite.addTest(AbstractExecutorServiceTest.suite()); |
311 |
< |
suite.addTest(AbstractQueueTest.suite()); |
312 |
< |
suite.addTest(AbstractQueuedSynchronizerTest.suite()); |
313 |
< |
suite.addTest(AbstractQueuedLongSynchronizerTest.suite()); |
314 |
< |
suite.addTest(ArrayBlockingQueueTest.suite()); |
315 |
< |
suite.addTest(ArrayDequeTest.suite()); |
316 |
< |
suite.addTest(AtomicBooleanTest.suite()); |
317 |
< |
suite.addTest(AtomicIntegerArrayTest.suite()); |
318 |
< |
suite.addTest(AtomicIntegerFieldUpdaterTest.suite()); |
319 |
< |
suite.addTest(AtomicIntegerTest.suite()); |
320 |
< |
suite.addTest(AtomicLongArrayTest.suite()); |
321 |
< |
suite.addTest(AtomicLongFieldUpdaterTest.suite()); |
322 |
< |
suite.addTest(AtomicLongTest.suite()); |
323 |
< |
suite.addTest(AtomicMarkableReferenceTest.suite()); |
324 |
< |
suite.addTest(AtomicReferenceArrayTest.suite()); |
325 |
< |
suite.addTest(AtomicReferenceFieldUpdaterTest.suite()); |
326 |
< |
suite.addTest(AtomicReferenceTest.suite()); |
327 |
< |
suite.addTest(AtomicStampedReferenceTest.suite()); |
328 |
< |
suite.addTest(ConcurrentHashMapTest.suite()); |
329 |
< |
suite.addTest(ConcurrentLinkedDequeTest.suite()); |
330 |
< |
suite.addTest(ConcurrentLinkedQueueTest.suite()); |
331 |
< |
suite.addTest(ConcurrentSkipListMapTest.suite()); |
332 |
< |
suite.addTest(ConcurrentSkipListSubMapTest.suite()); |
333 |
< |
suite.addTest(ConcurrentSkipListSetTest.suite()); |
334 |
< |
suite.addTest(ConcurrentSkipListSubSetTest.suite()); |
335 |
< |
suite.addTest(CopyOnWriteArrayListTest.suite()); |
336 |
< |
suite.addTest(CopyOnWriteArraySetTest.suite()); |
337 |
< |
suite.addTest(CountDownLatchTest.suite()); |
338 |
< |
suite.addTest(CyclicBarrierTest.suite()); |
339 |
< |
suite.addTest(DelayQueueTest.suite()); |
340 |
< |
suite.addTest(EntryTest.suite()); |
341 |
< |
suite.addTest(ExchangerTest.suite()); |
342 |
< |
suite.addTest(ExecutorsTest.suite()); |
343 |
< |
suite.addTest(ExecutorCompletionServiceTest.suite()); |
344 |
< |
suite.addTest(FutureTaskTest.suite()); |
345 |
< |
suite.addTest(LinkedBlockingDequeTest.suite()); |
346 |
< |
suite.addTest(LinkedBlockingQueueTest.suite()); |
347 |
< |
suite.addTest(LinkedListTest.suite()); |
348 |
< |
suite.addTest(LockSupportTest.suite()); |
349 |
< |
suite.addTest(PriorityBlockingQueueTest.suite()); |
350 |
< |
suite.addTest(PriorityQueueTest.suite()); |
351 |
< |
suite.addTest(ReentrantLockTest.suite()); |
352 |
< |
suite.addTest(ReentrantReadWriteLockTest.suite()); |
353 |
< |
suite.addTest(ScheduledExecutorTest.suite()); |
354 |
< |
suite.addTest(ScheduledExecutorSubclassTest.suite()); |
355 |
< |
suite.addTest(SemaphoreTest.suite()); |
356 |
< |
suite.addTest(SynchronousQueueTest.suite()); |
357 |
< |
suite.addTest(SystemTest.suite()); |
358 |
< |
suite.addTest(ThreadLocalTest.suite()); |
359 |
< |
suite.addTest(ThreadPoolExecutorTest.suite()); |
360 |
< |
suite.addTest(ThreadPoolExecutorSubclassTest.suite()); |
361 |
< |
suite.addTest(ThreadTest.suite()); |
362 |
< |
suite.addTest(TimeUnitTest.suite()); |
363 |
< |
suite.addTest(TreeMapTest.suite()); |
364 |
< |
suite.addTest(TreeSetTest.suite()); |
365 |
< |
suite.addTest(TreeSubMapTest.suite()); |
366 |
< |
suite.addTest(TreeSubSetTest.suite()); |
301 |
> |
// Java7+ test classes |
302 |
> |
TestSuite suite = newTestSuite( |
303 |
> |
ForkJoinPoolTest.suite(), |
304 |
> |
ForkJoinTaskTest.suite(), |
305 |
> |
RecursiveActionTest.suite(), |
306 |
> |
RecursiveTaskTest.suite(), |
307 |
> |
LinkedTransferQueueTest.suite(), |
308 |
> |
PhaserTest.suite(), |
309 |
> |
ThreadLocalRandomTest.suite(), |
310 |
> |
AbstractExecutorServiceTest.suite(), |
311 |
> |
AbstractQueueTest.suite(), |
312 |
> |
AbstractQueuedSynchronizerTest.suite(), |
313 |
> |
AbstractQueuedLongSynchronizerTest.suite(), |
314 |
> |
ArrayBlockingQueueTest.suite(), |
315 |
> |
ArrayDequeTest.suite(), |
316 |
> |
AtomicBooleanTest.suite(), |
317 |
> |
AtomicIntegerArrayTest.suite(), |
318 |
> |
AtomicIntegerFieldUpdaterTest.suite(), |
319 |
> |
AtomicIntegerTest.suite(), |
320 |
> |
AtomicLongArrayTest.suite(), |
321 |
> |
AtomicLongFieldUpdaterTest.suite(), |
322 |
> |
AtomicLongTest.suite(), |
323 |
> |
AtomicMarkableReferenceTest.suite(), |
324 |
> |
AtomicReferenceArrayTest.suite(), |
325 |
> |
AtomicReferenceFieldUpdaterTest.suite(), |
326 |
> |
AtomicReferenceTest.suite(), |
327 |
> |
AtomicStampedReferenceTest.suite(), |
328 |
> |
ConcurrentHashMapTest.suite(), |
329 |
> |
ConcurrentLinkedDequeTest.suite(), |
330 |
> |
ConcurrentLinkedQueueTest.suite(), |
331 |
> |
ConcurrentSkipListMapTest.suite(), |
332 |
> |
ConcurrentSkipListSubMapTest.suite(), |
333 |
> |
ConcurrentSkipListSetTest.suite(), |
334 |
> |
ConcurrentSkipListSubSetTest.suite(), |
335 |
> |
CopyOnWriteArrayListTest.suite(), |
336 |
> |
CopyOnWriteArraySetTest.suite(), |
337 |
> |
CountDownLatchTest.suite(), |
338 |
> |
CyclicBarrierTest.suite(), |
339 |
> |
DelayQueueTest.suite(), |
340 |
> |
EntryTest.suite(), |
341 |
> |
ExchangerTest.suite(), |
342 |
> |
ExecutorsTest.suite(), |
343 |
> |
ExecutorCompletionServiceTest.suite(), |
344 |
> |
FutureTaskTest.suite(), |
345 |
> |
LinkedBlockingDequeTest.suite(), |
346 |
> |
LinkedBlockingQueueTest.suite(), |
347 |
> |
LinkedListTest.suite(), |
348 |
> |
LockSupportTest.suite(), |
349 |
> |
PriorityBlockingQueueTest.suite(), |
350 |
> |
PriorityQueueTest.suite(), |
351 |
> |
ReentrantLockTest.suite(), |
352 |
> |
ReentrantReadWriteLockTest.suite(), |
353 |
> |
ScheduledExecutorTest.suite(), |
354 |
> |
ScheduledExecutorSubclassTest.suite(), |
355 |
> |
SemaphoreTest.suite(), |
356 |
> |
SynchronousQueueTest.suite(), |
357 |
> |
SystemTest.suite(), |
358 |
> |
ThreadLocalTest.suite(), |
359 |
> |
ThreadPoolExecutorTest.suite(), |
360 |
> |
ThreadPoolExecutorSubclassTest.suite(), |
361 |
> |
ThreadTest.suite(), |
362 |
> |
TimeUnitTest.suite(), |
363 |
> |
TreeMapTest.suite(), |
364 |
> |
TreeSetTest.suite(), |
365 |
> |
TreeSubMapTest.suite(), |
366 |
> |
TreeSubSetTest.suite()); |
367 |
> |
|
368 |
> |
// Java8+ test classes |
369 |
> |
if (atLeastJava8()) { |
370 |
> |
String[] java8TestClassNames = { |
371 |
> |
"Atomic8Test", |
372 |
> |
"CompletableFutureTest", |
373 |
> |
"ConcurrentHashMap8Test", |
374 |
> |
"CountedCompleterTest", |
375 |
> |
"DoubleAccumulatorTest", |
376 |
> |
"DoubleAdderTest", |
377 |
> |
"ForkJoinPool8Test", |
378 |
> |
"ForkJoinTask8Test", |
379 |
> |
"LongAccumulatorTest", |
380 |
> |
"LongAdderTest", |
381 |
> |
"SplittableRandomTest", |
382 |
> |
"StampedLockTest", |
383 |
> |
"SubmissionPublisherTest", |
384 |
> |
"ThreadLocalRandom8Test", |
385 |
> |
}; |
386 |
> |
addNamedTestClasses(suite, java8TestClassNames); |
387 |
> |
} |
388 |
> |
|
389 |
> |
// Java9+ test classes |
390 |
> |
if (atLeastJava9()) { |
391 |
> |
String[] java9TestClassNames = { |
392 |
> |
// Currently empty, but expecting varhandle tests |
393 |
> |
}; |
394 |
> |
addNamedTestClasses(suite, java9TestClassNames); |
395 |
> |
} |
396 |
|
|
397 |
|
return suite; |
398 |
|
} |
399 |
|
|
400 |
+ |
/** Returns list of junit-style test method names in given class. */ |
401 |
+ |
public static ArrayList<String> testMethodNames(Class<?> testClass) { |
402 |
+ |
Method[] methods = testClass.getDeclaredMethods(); |
403 |
+ |
ArrayList<String> names = new ArrayList<String>(methods.length); |
404 |
+ |
for (Method method : methods) { |
405 |
+ |
if (method.getName().startsWith("test") |
406 |
+ |
&& Modifier.isPublic(method.getModifiers()) |
407 |
+ |
// method.getParameterCount() requires jdk8+ |
408 |
+ |
&& method.getParameterTypes().length == 0) { |
409 |
+ |
names.add(method.getName()); |
410 |
+ |
} |
411 |
+ |
} |
412 |
+ |
return names; |
413 |
+ |
} |
414 |
+ |
|
415 |
+ |
/** |
416 |
+ |
* Returns junit-style testSuite for the given test class, but |
417 |
+ |
* parameterized by passing extra data to each test. |
418 |
+ |
*/ |
419 |
+ |
public static <ExtraData> Test parameterizedTestSuite |
420 |
+ |
(Class<? extends JSR166TestCase> testClass, |
421 |
+ |
Class<ExtraData> dataClass, |
422 |
+ |
ExtraData data) { |
423 |
+ |
try { |
424 |
+ |
TestSuite suite = new TestSuite(); |
425 |
+ |
Constructor c = |
426 |
+ |
testClass.getDeclaredConstructor(dataClass, String.class); |
427 |
+ |
for (String methodName : testMethodNames(testClass)) |
428 |
+ |
suite.addTest((Test) c.newInstance(data, methodName)); |
429 |
+ |
return suite; |
430 |
+ |
} catch (Exception e) { |
431 |
+ |
throw new Error(e); |
432 |
+ |
} |
433 |
+ |
} |
434 |
+ |
|
435 |
+ |
/** |
436 |
+ |
* Returns junit-style testSuite for the jdk8 extension of the |
437 |
+ |
* given test class, but parameterized by passing extra data to |
438 |
+ |
* each test. Uses reflection to allow compilation in jdk7. |
439 |
+ |
*/ |
440 |
+ |
public static <ExtraData> Test jdk8ParameterizedTestSuite |
441 |
+ |
(Class<? extends JSR166TestCase> testClass, |
442 |
+ |
Class<ExtraData> dataClass, |
443 |
+ |
ExtraData data) { |
444 |
+ |
if (atLeastJava8()) { |
445 |
+ |
String name = testClass.getName(); |
446 |
+ |
String name8 = name.replaceAll("Test$", "8Test"); |
447 |
+ |
if (name.equals(name8)) throw new Error(name); |
448 |
+ |
try { |
449 |
+ |
return (Test) |
450 |
+ |
Class.forName(name8) |
451 |
+ |
.getMethod("testSuite", new Class[] { dataClass }) |
452 |
+ |
.invoke(null, data); |
453 |
+ |
} catch (Exception e) { |
454 |
+ |
throw new Error(e); |
455 |
+ |
} |
456 |
+ |
} else { |
457 |
+ |
return new TestSuite(); |
458 |
+ |
} |
459 |
+ |
|
460 |
+ |
} |
461 |
+ |
|
462 |
+ |
// Delays for timing-dependent tests, in milliseconds. |
463 |
|
|
464 |
|
public static long SHORT_DELAY_MS; |
465 |
|
public static long SMALL_DELAY_MS; |
466 |
|
public static long MEDIUM_DELAY_MS; |
467 |
|
public static long LONG_DELAY_MS; |
468 |
|
|
199 |
– |
|
469 |
|
/** |
470 |
|
* Returns the shortest timed delay. This could |
471 |
|
* be reimplemented to use for example a Property. |
474 |
|
return 50; |
475 |
|
} |
476 |
|
|
208 |
– |
|
477 |
|
/** |
478 |
|
* Sets delays as multiples of SHORT_DELAY. |
479 |
|
*/ |
481 |
|
SHORT_DELAY_MS = getShortDelay(); |
482 |
|
SMALL_DELAY_MS = SHORT_DELAY_MS * 5; |
483 |
|
MEDIUM_DELAY_MS = SHORT_DELAY_MS * 10; |
484 |
< |
LONG_DELAY_MS = SHORT_DELAY_MS * 50; |
484 |
> |
LONG_DELAY_MS = SHORT_DELAY_MS * 200; |
485 |
> |
} |
486 |
> |
|
487 |
> |
/** |
488 |
> |
* Returns a timeout in milliseconds to be used in tests that |
489 |
> |
* verify that operations block or time out. |
490 |
> |
*/ |
491 |
> |
long timeoutMillis() { |
492 |
> |
return SHORT_DELAY_MS / 4; |
493 |
> |
} |
494 |
> |
|
495 |
> |
/** |
496 |
> |
* Returns a new Date instance representing a time at least |
497 |
> |
* delayMillis milliseconds in the future. |
498 |
> |
*/ |
499 |
> |
Date delayedDate(long delayMillis) { |
500 |
> |
// Add 1 because currentTimeMillis is known to round into the past. |
501 |
> |
return new Date(System.currentTimeMillis() + delayMillis + 1); |
502 |
|
} |
503 |
|
|
504 |
|
/** |
522 |
|
} |
523 |
|
|
524 |
|
/** |
525 |
+ |
* Extra checks that get done for all test cases. |
526 |
+ |
* |
527 |
|
* Triggers test case failure if any thread assertions have failed, |
528 |
|
* by rethrowing, in the test harness thread, any exception recorded |
529 |
|
* earlier by threadRecordFailure. |
530 |
+ |
* |
531 |
+ |
* Triggers test case failure if interrupt status is set in the main thread. |
532 |
|
*/ |
533 |
|
public void tearDown() throws Exception { |
534 |
< |
Throwable t = threadFailure.get(); |
534 |
> |
Throwable t = threadFailure.getAndSet(null); |
535 |
|
if (t != null) { |
536 |
|
if (t instanceof Error) |
537 |
|
throw (Error) t; |
546 |
|
throw afe; |
547 |
|
} |
548 |
|
} |
549 |
+ |
|
550 |
+ |
if (Thread.interrupted()) |
551 |
+ |
throw new AssertionFailedError("interrupt status set in main thread"); |
552 |
+ |
|
553 |
+ |
checkForkJoinPoolThreadLeaks(); |
554 |
+ |
} |
555 |
+ |
|
556 |
+ |
/** |
557 |
+ |
* Finds missing try { ... } finally { joinPool(e); } |
558 |
+ |
*/ |
559 |
+ |
void checkForkJoinPoolThreadLeaks() throws InterruptedException { |
560 |
+ |
Thread[] survivors = new Thread[5]; |
561 |
+ |
int count = Thread.enumerate(survivors); |
562 |
+ |
for (int i = 0; i < count; i++) { |
563 |
+ |
Thread thread = survivors[i]; |
564 |
+ |
String name = thread.getName(); |
565 |
+ |
if (name.startsWith("ForkJoinPool-")) { |
566 |
+ |
// give thread some time to terminate |
567 |
+ |
thread.join(LONG_DELAY_MS); |
568 |
+ |
if (!thread.isAlive()) continue; |
569 |
+ |
throw new AssertionFailedError |
570 |
+ |
(String.format("Found leaked ForkJoinPool thread test=%s thread=%s%n", |
571 |
+ |
toString(), name)); |
572 |
+ |
} |
573 |
+ |
} |
574 |
|
} |
575 |
|
|
576 |
|
/** |
651 |
|
public void threadAssertEquals(Object x, Object y) { |
652 |
|
try { |
653 |
|
assertEquals(x, y); |
654 |
< |
} catch (AssertionFailedError t) { |
655 |
< |
threadRecordFailure(t); |
656 |
< |
throw t; |
657 |
< |
} catch (Throwable t) { |
658 |
< |
threadUnexpectedException(t); |
654 |
> |
} catch (AssertionFailedError fail) { |
655 |
> |
threadRecordFailure(fail); |
656 |
> |
throw fail; |
657 |
> |
} catch (Throwable fail) { |
658 |
> |
threadUnexpectedException(fail); |
659 |
|
} |
660 |
|
} |
661 |
|
|
667 |
|
public void threadAssertSame(Object x, Object y) { |
668 |
|
try { |
669 |
|
assertSame(x, y); |
670 |
< |
} catch (AssertionFailedError t) { |
671 |
< |
threadRecordFailure(t); |
672 |
< |
throw t; |
670 |
> |
} catch (AssertionFailedError fail) { |
671 |
> |
threadRecordFailure(fail); |
672 |
> |
throw fail; |
673 |
|
} |
674 |
|
} |
675 |
|
|
702 |
|
else { |
703 |
|
AssertionFailedError afe = |
704 |
|
new AssertionFailedError("unexpected exception: " + t); |
705 |
< |
t.initCause(t); |
705 |
> |
afe.initCause(t); |
706 |
|
throw afe; |
707 |
|
} |
708 |
|
} |
709 |
|
|
710 |
|
/** |
711 |
+ |
* Delays, via Thread.sleep, for the given millisecond delay, but |
712 |
+ |
* if the sleep is shorter than specified, may re-sleep or yield |
713 |
+ |
* until time elapses. |
714 |
+ |
*/ |
715 |
+ |
static void delay(long millis) throws InterruptedException { |
716 |
+ |
long startTime = System.nanoTime(); |
717 |
+ |
long ns = millis * 1000 * 1000; |
718 |
+ |
for (;;) { |
719 |
+ |
if (millis > 0L) |
720 |
+ |
Thread.sleep(millis); |
721 |
+ |
else // too short to sleep |
722 |
+ |
Thread.yield(); |
723 |
+ |
long d = ns - (System.nanoTime() - startTime); |
724 |
+ |
if (d > 0L) |
725 |
+ |
millis = d / (1000 * 1000); |
726 |
+ |
else |
727 |
+ |
break; |
728 |
+ |
} |
729 |
+ |
} |
730 |
+ |
|
731 |
+ |
/** |
732 |
|
* Waits out termination of a thread pool or fails doing so. |
733 |
|
*/ |
734 |
< |
public void joinPool(ExecutorService exec) { |
734 |
> |
void joinPool(ExecutorService pool) { |
735 |
|
try { |
736 |
< |
exec.shutdown(); |
737 |
< |
assertTrue("ExecutorService did not terminate in a timely manner", |
738 |
< |
exec.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
736 |
> |
pool.shutdown(); |
737 |
> |
if (!pool.awaitTermination(2 * LONG_DELAY_MS, MILLISECONDS)) |
738 |
> |
fail("ExecutorService " + pool + |
739 |
> |
" did not terminate in a timely manner"); |
740 |
|
} catch (SecurityException ok) { |
741 |
|
// Allowed in case test doesn't have privs |
742 |
< |
} catch (InterruptedException ie) { |
742 |
> |
} catch (InterruptedException fail) { |
743 |
> |
fail("Unexpected InterruptedException"); |
744 |
> |
} |
745 |
> |
} |
746 |
> |
|
747 |
> |
/** Like Runnable, but with the freedom to throw anything */ |
748 |
> |
interface Action { public void run() throws Throwable; } |
749 |
> |
|
750 |
> |
/** |
751 |
> |
* Runs all the given actions in parallel, failing if any fail. |
752 |
> |
* Useful for running multiple variants of tests that are |
753 |
> |
* necessarily individually slow because they must block. |
754 |
> |
*/ |
755 |
> |
void testInParallel(Action ... actions) { |
756 |
> |
ExecutorService pool = Executors.newCachedThreadPool(); |
757 |
> |
try { |
758 |
> |
ArrayList<Future<?>> futures = new ArrayList<>(actions.length); |
759 |
> |
for (final Action action : actions) |
760 |
> |
futures.add(pool.submit(new CheckedRunnable() { |
761 |
> |
public void realRun() throws Throwable { action.run();}})); |
762 |
> |
for (Future<?> future : futures) |
763 |
> |
try { |
764 |
> |
assertNull(future.get(LONG_DELAY_MS, MILLISECONDS)); |
765 |
> |
} catch (ExecutionException ex) { |
766 |
> |
threadUnexpectedException(ex.getCause()); |
767 |
> |
} catch (Exception ex) { |
768 |
> |
threadUnexpectedException(ex); |
769 |
> |
} |
770 |
> |
} finally { |
771 |
> |
joinPool(pool); |
772 |
> |
} |
773 |
> |
} |
774 |
> |
|
775 |
> |
/** |
776 |
> |
* A debugging tool to print all stack traces, as jstack does. |
777 |
> |
*/ |
778 |
> |
static void printAllStackTraces() { |
779 |
> |
for (ThreadInfo info : |
780 |
> |
ManagementFactory.getThreadMXBean() |
781 |
> |
.dumpAllThreads(true, true)) |
782 |
> |
System.err.print(info); |
783 |
> |
} |
784 |
> |
|
785 |
> |
/** |
786 |
> |
* Checks that thread does not terminate within the default |
787 |
> |
* millisecond delay of {@code timeoutMillis()}. |
788 |
> |
*/ |
789 |
> |
void assertThreadStaysAlive(Thread thread) { |
790 |
> |
assertThreadStaysAlive(thread, timeoutMillis()); |
791 |
> |
} |
792 |
> |
|
793 |
> |
/** |
794 |
> |
* Checks that thread does not terminate within the given millisecond delay. |
795 |
> |
*/ |
796 |
> |
void assertThreadStaysAlive(Thread thread, long millis) { |
797 |
> |
try { |
798 |
> |
// No need to optimize the failing case via Thread.join. |
799 |
> |
delay(millis); |
800 |
> |
assertTrue(thread.isAlive()); |
801 |
> |
} catch (InterruptedException fail) { |
802 |
> |
fail("Unexpected InterruptedException"); |
803 |
> |
} |
804 |
> |
} |
805 |
> |
|
806 |
> |
/** |
807 |
> |
* Checks that the threads do not terminate within the default |
808 |
> |
* millisecond delay of {@code timeoutMillis()}. |
809 |
> |
*/ |
810 |
> |
void assertThreadsStayAlive(Thread... threads) { |
811 |
> |
assertThreadsStayAlive(timeoutMillis(), threads); |
812 |
> |
} |
813 |
> |
|
814 |
> |
/** |
815 |
> |
* Checks that the threads do not terminate within the given millisecond delay. |
816 |
> |
*/ |
817 |
> |
void assertThreadsStayAlive(long millis, Thread... threads) { |
818 |
> |
try { |
819 |
> |
// No need to optimize the failing case via Thread.join. |
820 |
> |
delay(millis); |
821 |
> |
for (Thread thread : threads) |
822 |
> |
assertTrue(thread.isAlive()); |
823 |
> |
} catch (InterruptedException fail) { |
824 |
|
fail("Unexpected InterruptedException"); |
825 |
|
} |
826 |
|
} |
827 |
|
|
828 |
+ |
/** |
829 |
+ |
* Checks that future.get times out, with the default timeout of |
830 |
+ |
* {@code timeoutMillis()}. |
831 |
+ |
*/ |
832 |
+ |
void assertFutureTimesOut(Future future) { |
833 |
+ |
assertFutureTimesOut(future, timeoutMillis()); |
834 |
+ |
} |
835 |
+ |
|
836 |
+ |
/** |
837 |
+ |
* Checks that future.get times out, with the given millisecond timeout. |
838 |
+ |
*/ |
839 |
+ |
void assertFutureTimesOut(Future future, long timeoutMillis) { |
840 |
+ |
long startTime = System.nanoTime(); |
841 |
+ |
try { |
842 |
+ |
future.get(timeoutMillis, MILLISECONDS); |
843 |
+ |
shouldThrow(); |
844 |
+ |
} catch (TimeoutException success) { |
845 |
+ |
} catch (Exception fail) { |
846 |
+ |
threadUnexpectedException(fail); |
847 |
+ |
} finally { future.cancel(true); } |
848 |
+ |
assertTrue(millisElapsedSince(startTime) >= timeoutMillis); |
849 |
+ |
} |
850 |
|
|
851 |
|
/** |
852 |
|
* Fails with message "should throw exception". |
887 |
|
public static final Integer m6 = new Integer(-6); |
888 |
|
public static final Integer m10 = new Integer(-10); |
889 |
|
|
451 |
– |
|
890 |
|
/** |
891 |
|
* Runs Runnable r with a security policy that permits precisely |
892 |
|
* the specified permissions. If there is no current security |
898 |
|
SecurityManager sm = System.getSecurityManager(); |
899 |
|
if (sm == null) { |
900 |
|
r.run(); |
901 |
+ |
} |
902 |
+ |
runWithSecurityManagerWithPermissions(r, permissions); |
903 |
+ |
} |
904 |
+ |
|
905 |
+ |
/** |
906 |
+ |
* Runs Runnable r with a security policy that permits precisely |
907 |
+ |
* the specified permissions. If there is no current security |
908 |
+ |
* manager, a temporary one is set for the duration of the |
909 |
+ |
* Runnable. We require that any security manager permit |
910 |
+ |
* getPolicy/setPolicy. |
911 |
+ |
*/ |
912 |
+ |
public void runWithSecurityManagerWithPermissions(Runnable r, |
913 |
+ |
Permission... permissions) { |
914 |
+ |
SecurityManager sm = System.getSecurityManager(); |
915 |
+ |
if (sm == null) { |
916 |
|
Policy savedPolicy = Policy.getPolicy(); |
917 |
|
try { |
918 |
|
Policy.setPolicy(permissivePolicy()); |
919 |
|
System.setSecurityManager(new SecurityManager()); |
920 |
< |
runWithPermissions(r, permissions); |
920 |
> |
runWithSecurityManagerWithPermissions(r, permissions); |
921 |
|
} finally { |
922 |
|
System.setSecurityManager(null); |
923 |
|
Policy.setPolicy(savedPolicy); |
965 |
|
return perms.implies(p); |
966 |
|
} |
967 |
|
public void refresh() {} |
968 |
+ |
public String toString() { |
969 |
+ |
List<Permission> ps = new ArrayList<Permission>(); |
970 |
+ |
for (Enumeration<Permission> e = perms.elements(); e.hasMoreElements();) |
971 |
+ |
ps.add(e.nextElement()); |
972 |
+ |
return "AdjustablePolicy with permissions " + ps; |
973 |
+ |
} |
974 |
|
} |
975 |
|
|
976 |
|
/** |
993 |
|
} |
994 |
|
|
995 |
|
/** |
996 |
< |
* Sleep until the timeout has elapsed, or interrupted. |
997 |
< |
* Does <em>NOT</em> throw InterruptedException. |
996 |
> |
* Sleeps until the given time has elapsed. |
997 |
> |
* Throws AssertionFailedError if interrupted. |
998 |
|
*/ |
999 |
< |
void sleepTillInterrupted(long timeoutMillis) { |
999 |
> |
void sleep(long millis) { |
1000 |
|
try { |
1001 |
< |
Thread.sleep(timeoutMillis); |
1002 |
< |
} catch (InterruptedException wakeup) {} |
1001 |
> |
delay(millis); |
1002 |
> |
} catch (InterruptedException fail) { |
1003 |
> |
AssertionFailedError afe = |
1004 |
> |
new AssertionFailedError("Unexpected InterruptedException"); |
1005 |
> |
afe.initCause(fail); |
1006 |
> |
throw afe; |
1007 |
> |
} |
1008 |
> |
} |
1009 |
> |
|
1010 |
> |
/** |
1011 |
> |
* Spin-waits up to the specified number of milliseconds for the given |
1012 |
> |
* thread to enter a wait state: BLOCKED, WAITING, or TIMED_WAITING. |
1013 |
> |
*/ |
1014 |
> |
void waitForThreadToEnterWaitState(Thread thread, long timeoutMillis) { |
1015 |
> |
long startTime = System.nanoTime(); |
1016 |
> |
for (;;) { |
1017 |
> |
Thread.State s = thread.getState(); |
1018 |
> |
if (s == Thread.State.BLOCKED || |
1019 |
> |
s == Thread.State.WAITING || |
1020 |
> |
s == Thread.State.TIMED_WAITING) |
1021 |
> |
return; |
1022 |
> |
else if (s == Thread.State.TERMINATED) |
1023 |
> |
fail("Unexpected thread termination"); |
1024 |
> |
else if (millisElapsedSince(startTime) > timeoutMillis) { |
1025 |
> |
threadAssertTrue(thread.isAlive()); |
1026 |
> |
return; |
1027 |
> |
} |
1028 |
> |
Thread.yield(); |
1029 |
> |
} |
1030 |
> |
} |
1031 |
> |
|
1032 |
> |
/** |
1033 |
> |
* Waits up to LONG_DELAY_MS for the given thread to enter a wait |
1034 |
> |
* state: BLOCKED, WAITING, or TIMED_WAITING. |
1035 |
> |
*/ |
1036 |
> |
void waitForThreadToEnterWaitState(Thread thread) { |
1037 |
> |
waitForThreadToEnterWaitState(thread, LONG_DELAY_MS); |
1038 |
> |
} |
1039 |
> |
|
1040 |
> |
/** |
1041 |
> |
* Returns the number of milliseconds since time given by |
1042 |
> |
* startNanoTime, which must have been previously returned from a |
1043 |
> |
* call to {@link System#nanoTime()}. |
1044 |
> |
*/ |
1045 |
> |
static long millisElapsedSince(long startNanoTime) { |
1046 |
> |
return NANOSECONDS.toMillis(System.nanoTime() - startNanoTime); |
1047 |
> |
} |
1048 |
> |
|
1049 |
> |
// void assertTerminatesPromptly(long timeoutMillis, Runnable r) { |
1050 |
> |
// long startTime = System.nanoTime(); |
1051 |
> |
// try { |
1052 |
> |
// r.run(); |
1053 |
> |
// } catch (Throwable fail) { threadUnexpectedException(fail); } |
1054 |
> |
// if (millisElapsedSince(startTime) > timeoutMillis/2) |
1055 |
> |
// throw new AssertionFailedError("did not return promptly"); |
1056 |
> |
// } |
1057 |
> |
|
1058 |
> |
// void assertTerminatesPromptly(Runnable r) { |
1059 |
> |
// assertTerminatesPromptly(LONG_DELAY_MS/2, r); |
1060 |
> |
// } |
1061 |
> |
|
1062 |
> |
/** |
1063 |
> |
* Checks that timed f.get() returns the expected value, and does not |
1064 |
> |
* wait for the timeout to elapse before returning. |
1065 |
> |
*/ |
1066 |
> |
<T> void checkTimedGet(Future<T> f, T expectedValue, long timeoutMillis) { |
1067 |
> |
long startTime = System.nanoTime(); |
1068 |
> |
try { |
1069 |
> |
assertEquals(expectedValue, f.get(timeoutMillis, MILLISECONDS)); |
1070 |
> |
} catch (Throwable fail) { threadUnexpectedException(fail); } |
1071 |
> |
if (millisElapsedSince(startTime) > timeoutMillis/2) |
1072 |
> |
throw new AssertionFailedError("timed get did not return promptly"); |
1073 |
> |
} |
1074 |
> |
|
1075 |
> |
<T> void checkTimedGet(Future<T> f, T expectedValue) { |
1076 |
> |
checkTimedGet(f, expectedValue, LONG_DELAY_MS); |
1077 |
|
} |
1078 |
|
|
1079 |
|
/** |
1086 |
|
return t; |
1087 |
|
} |
1088 |
|
|
1089 |
+ |
/** |
1090 |
+ |
* Waits for the specified time (in milliseconds) for the thread |
1091 |
+ |
* to terminate (using {@link Thread#join(long)}), else interrupts |
1092 |
+ |
* the thread (in the hope that it may terminate later) and fails. |
1093 |
+ |
*/ |
1094 |
+ |
void awaitTermination(Thread t, long timeoutMillis) { |
1095 |
+ |
try { |
1096 |
+ |
t.join(timeoutMillis); |
1097 |
+ |
} catch (InterruptedException fail) { |
1098 |
+ |
threadUnexpectedException(fail); |
1099 |
+ |
} finally { |
1100 |
+ |
if (t.getState() != Thread.State.TERMINATED) { |
1101 |
+ |
t.interrupt(); |
1102 |
+ |
fail("Test timed out"); |
1103 |
+ |
} |
1104 |
+ |
} |
1105 |
+ |
} |
1106 |
+ |
|
1107 |
+ |
/** |
1108 |
+ |
* Waits for LONG_DELAY_MS milliseconds for the thread to |
1109 |
+ |
* terminate (using {@link Thread#join(long)}), else interrupts |
1110 |
+ |
* the thread (in the hope that it may terminate later) and fails. |
1111 |
+ |
*/ |
1112 |
+ |
void awaitTermination(Thread t) { |
1113 |
+ |
awaitTermination(t, LONG_DELAY_MS); |
1114 |
+ |
} |
1115 |
+ |
|
1116 |
|
// Some convenient Runnable classes |
1117 |
|
|
1118 |
|
public abstract class CheckedRunnable implements Runnable { |
1121 |
|
public final void run() { |
1122 |
|
try { |
1123 |
|
realRun(); |
1124 |
< |
} catch (Throwable t) { |
1125 |
< |
threadUnexpectedException(t); |
1124 |
> |
} catch (Throwable fail) { |
1125 |
> |
threadUnexpectedException(fail); |
1126 |
|
} |
1127 |
|
} |
1128 |
|
} |
1175 |
|
realRun(); |
1176 |
|
threadShouldThrow("InterruptedException"); |
1177 |
|
} catch (InterruptedException success) { |
1178 |
< |
} catch (Throwable t) { |
1179 |
< |
threadUnexpectedException(t); |
1178 |
> |
threadAssertFalse(Thread.interrupted()); |
1179 |
> |
} catch (Throwable fail) { |
1180 |
> |
threadUnexpectedException(fail); |
1181 |
|
} |
1182 |
|
} |
1183 |
|
} |
1188 |
|
public final T call() { |
1189 |
|
try { |
1190 |
|
return realCall(); |
1191 |
< |
} catch (Throwable t) { |
1192 |
< |
threadUnexpectedException(t); |
1191 |
> |
} catch (Throwable fail) { |
1192 |
> |
threadUnexpectedException(fail); |
1193 |
|
return null; |
1194 |
|
} |
1195 |
|
} |
1205 |
|
threadShouldThrow("InterruptedException"); |
1206 |
|
return result; |
1207 |
|
} catch (InterruptedException success) { |
1208 |
< |
} catch (Throwable t) { |
1209 |
< |
threadUnexpectedException(t); |
1208 |
> |
threadAssertFalse(Thread.interrupted()); |
1209 |
> |
} catch (Throwable fail) { |
1210 |
> |
threadUnexpectedException(fail); |
1211 |
|
} |
1212 |
|
return null; |
1213 |
|
} |
1224 |
|
public static final String TEST_STRING = "a test string"; |
1225 |
|
|
1226 |
|
public static class StringTask implements Callable<String> { |
1227 |
< |
public String call() { return TEST_STRING; } |
1227 |
> |
final String value; |
1228 |
> |
public StringTask() { this(TEST_STRING); } |
1229 |
> |
public StringTask(String value) { this.value = value; } |
1230 |
> |
public String call() { return value; } |
1231 |
|
} |
1232 |
|
|
1233 |
|
public Callable<String> latchAwaitingStringTask(final CountDownLatch latch) { |
1234 |
|
return new CheckedCallable<String>() { |
1235 |
< |
public String realCall() { |
1235 |
> |
protected String realCall() { |
1236 |
|
try { |
1237 |
|
latch.await(); |
1238 |
|
} catch (InterruptedException quittingTime) {} |
1240 |
|
}}; |
1241 |
|
} |
1242 |
|
|
1243 |
+ |
public Runnable awaiter(final CountDownLatch latch) { |
1244 |
+ |
return new CheckedRunnable() { |
1245 |
+ |
public void realRun() throws InterruptedException { |
1246 |
+ |
await(latch); |
1247 |
+ |
}}; |
1248 |
+ |
} |
1249 |
+ |
|
1250 |
+ |
public void await(CountDownLatch latch) { |
1251 |
+ |
try { |
1252 |
+ |
assertTrue(latch.await(LONG_DELAY_MS, MILLISECONDS)); |
1253 |
+ |
} catch (Throwable fail) { |
1254 |
+ |
threadUnexpectedException(fail); |
1255 |
+ |
} |
1256 |
+ |
} |
1257 |
+ |
|
1258 |
+ |
public void await(Semaphore semaphore) { |
1259 |
+ |
try { |
1260 |
+ |
assertTrue(semaphore.tryAcquire(LONG_DELAY_MS, MILLISECONDS)); |
1261 |
+ |
} catch (Throwable fail) { |
1262 |
+ |
threadUnexpectedException(fail); |
1263 |
+ |
} |
1264 |
+ |
} |
1265 |
+ |
|
1266 |
+ |
// /** |
1267 |
+ |
// * Spin-waits up to LONG_DELAY_MS until flag becomes true. |
1268 |
+ |
// */ |
1269 |
+ |
// public void await(AtomicBoolean flag) { |
1270 |
+ |
// await(flag, LONG_DELAY_MS); |
1271 |
+ |
// } |
1272 |
+ |
|
1273 |
+ |
// /** |
1274 |
+ |
// * Spin-waits up to the specified timeout until flag becomes true. |
1275 |
+ |
// */ |
1276 |
+ |
// public void await(AtomicBoolean flag, long timeoutMillis) { |
1277 |
+ |
// long startTime = System.nanoTime(); |
1278 |
+ |
// while (!flag.get()) { |
1279 |
+ |
// if (millisElapsedSince(startTime) > timeoutMillis) |
1280 |
+ |
// throw new AssertionFailedError("timed out"); |
1281 |
+ |
// Thread.yield(); |
1282 |
+ |
// } |
1283 |
+ |
// } |
1284 |
+ |
|
1285 |
|
public static class NPETask implements Callable<String> { |
1286 |
|
public String call() { throw new NullPointerException(); } |
1287 |
|
} |
1292 |
|
|
1293 |
|
public class ShortRunnable extends CheckedRunnable { |
1294 |
|
protected void realRun() throws Throwable { |
1295 |
< |
Thread.sleep(SHORT_DELAY_MS); |
1295 |
> |
delay(SHORT_DELAY_MS); |
1296 |
|
} |
1297 |
|
} |
1298 |
|
|
1299 |
|
public class ShortInterruptedRunnable extends CheckedInterruptedRunnable { |
1300 |
|
protected void realRun() throws InterruptedException { |
1301 |
< |
Thread.sleep(SHORT_DELAY_MS); |
1301 |
> |
delay(SHORT_DELAY_MS); |
1302 |
|
} |
1303 |
|
} |
1304 |
|
|
1305 |
|
public class SmallRunnable extends CheckedRunnable { |
1306 |
|
protected void realRun() throws Throwable { |
1307 |
< |
Thread.sleep(SMALL_DELAY_MS); |
1307 |
> |
delay(SMALL_DELAY_MS); |
1308 |
|
} |
1309 |
|
} |
1310 |
|
|
1311 |
|
public class SmallPossiblyInterruptedRunnable extends CheckedRunnable { |
1312 |
|
protected void realRun() { |
1313 |
|
try { |
1314 |
< |
Thread.sleep(SMALL_DELAY_MS); |
1314 |
> |
delay(SMALL_DELAY_MS); |
1315 |
|
} catch (InterruptedException ok) {} |
1316 |
|
} |
1317 |
|
} |
1318 |
|
|
1319 |
|
public class SmallCallable extends CheckedCallable { |
1320 |
|
protected Object realCall() throws InterruptedException { |
1321 |
< |
Thread.sleep(SMALL_DELAY_MS); |
1321 |
> |
delay(SMALL_DELAY_MS); |
1322 |
|
return Boolean.TRUE; |
1323 |
|
} |
1324 |
|
} |
1325 |
|
|
1326 |
|
public class MediumRunnable extends CheckedRunnable { |
1327 |
|
protected void realRun() throws Throwable { |
1328 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
1328 |
> |
delay(MEDIUM_DELAY_MS); |
1329 |
|
} |
1330 |
|
} |
1331 |
|
|
1332 |
|
public class MediumInterruptedRunnable extends CheckedInterruptedRunnable { |
1333 |
|
protected void realRun() throws InterruptedException { |
1334 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
1334 |
> |
delay(MEDIUM_DELAY_MS); |
1335 |
|
} |
1336 |
|
} |
1337 |
|
|
1338 |
+ |
public Runnable possiblyInterruptedRunnable(final long timeoutMillis) { |
1339 |
+ |
return new CheckedRunnable() { |
1340 |
+ |
protected void realRun() { |
1341 |
+ |
try { |
1342 |
+ |
delay(timeoutMillis); |
1343 |
+ |
} catch (InterruptedException ok) {} |
1344 |
+ |
}}; |
1345 |
+ |
} |
1346 |
+ |
|
1347 |
|
public class MediumPossiblyInterruptedRunnable extends CheckedRunnable { |
1348 |
|
protected void realRun() { |
1349 |
|
try { |
1350 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
1350 |
> |
delay(MEDIUM_DELAY_MS); |
1351 |
|
} catch (InterruptedException ok) {} |
1352 |
|
} |
1353 |
|
} |
1355 |
|
public class LongPossiblyInterruptedRunnable extends CheckedRunnable { |
1356 |
|
protected void realRun() { |
1357 |
|
try { |
1358 |
< |
Thread.sleep(LONG_DELAY_MS); |
1358 |
> |
delay(LONG_DELAY_MS); |
1359 |
|
} catch (InterruptedException ok) {} |
1360 |
|
} |
1361 |
|
} |
1369 |
|
} |
1370 |
|
} |
1371 |
|
|
1372 |
+ |
public interface TrackedRunnable extends Runnable { |
1373 |
+ |
boolean isDone(); |
1374 |
+ |
} |
1375 |
+ |
|
1376 |
+ |
public static TrackedRunnable trackedRunnable(final long timeoutMillis) { |
1377 |
+ |
return new TrackedRunnable() { |
1378 |
+ |
private volatile boolean done = false; |
1379 |
+ |
public boolean isDone() { return done; } |
1380 |
+ |
public void run() { |
1381 |
+ |
try { |
1382 |
+ |
delay(timeoutMillis); |
1383 |
+ |
done = true; |
1384 |
+ |
} catch (InterruptedException ok) {} |
1385 |
+ |
} |
1386 |
+ |
}; |
1387 |
+ |
} |
1388 |
+ |
|
1389 |
|
public static class TrackedShortRunnable implements Runnable { |
1390 |
|
public volatile boolean done = false; |
1391 |
|
public void run() { |
1392 |
|
try { |
1393 |
< |
Thread.sleep(SMALL_DELAY_MS); |
1393 |
> |
delay(SHORT_DELAY_MS); |
1394 |
> |
done = true; |
1395 |
> |
} catch (InterruptedException ok) {} |
1396 |
> |
} |
1397 |
> |
} |
1398 |
> |
|
1399 |
> |
public static class TrackedSmallRunnable implements Runnable { |
1400 |
> |
public volatile boolean done = false; |
1401 |
> |
public void run() { |
1402 |
> |
try { |
1403 |
> |
delay(SMALL_DELAY_MS); |
1404 |
|
done = true; |
1405 |
|
} catch (InterruptedException ok) {} |
1406 |
|
} |
1410 |
|
public volatile boolean done = false; |
1411 |
|
public void run() { |
1412 |
|
try { |
1413 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
1413 |
> |
delay(MEDIUM_DELAY_MS); |
1414 |
|
done = true; |
1415 |
|
} catch (InterruptedException ok) {} |
1416 |
|
} |
1420 |
|
public volatile boolean done = false; |
1421 |
|
public void run() { |
1422 |
|
try { |
1423 |
< |
Thread.sleep(LONG_DELAY_MS); |
1423 |
> |
delay(LONG_DELAY_MS); |
1424 |
|
done = true; |
1425 |
|
} catch (InterruptedException ok) {} |
1426 |
|
} |
1437 |
|
public volatile boolean done = false; |
1438 |
|
public Object call() { |
1439 |
|
try { |
1440 |
< |
Thread.sleep(SMALL_DELAY_MS); |
1440 |
> |
delay(SMALL_DELAY_MS); |
1441 |
|
done = true; |
1442 |
|
} catch (InterruptedException ok) {} |
1443 |
|
return Boolean.TRUE; |
1450 |
|
public abstract class CheckedRecursiveAction extends RecursiveAction { |
1451 |
|
protected abstract void realCompute() throws Throwable; |
1452 |
|
|
1453 |
< |
public final void compute() { |
1453 |
> |
@Override protected final void compute() { |
1454 |
|
try { |
1455 |
|
realCompute(); |
1456 |
< |
} catch (Throwable t) { |
1457 |
< |
threadUnexpectedException(t); |
1456 |
> |
} catch (Throwable fail) { |
1457 |
> |
threadUnexpectedException(fail); |
1458 |
|
} |
1459 |
|
} |
1460 |
|
} |
1465 |
|
public abstract class CheckedRecursiveTask<T> extends RecursiveTask<T> { |
1466 |
|
protected abstract T realCompute() throws Throwable; |
1467 |
|
|
1468 |
< |
public final T compute() { |
1468 |
> |
@Override protected final T compute() { |
1469 |
|
try { |
1470 |
|
return realCompute(); |
1471 |
< |
} catch (Throwable t) { |
1472 |
< |
threadUnexpectedException(t); |
1471 |
> |
} catch (Throwable fail) { |
1472 |
> |
threadUnexpectedException(fail); |
1473 |
|
return null; |
1474 |
|
} |
1475 |
|
} |
1483 |
|
ThreadPoolExecutor executor) {} |
1484 |
|
} |
1485 |
|
|
1486 |
+ |
/** |
1487 |
+ |
* A CyclicBarrier that uses timed await and fails with |
1488 |
+ |
* AssertionFailedErrors instead of throwing checked exceptions. |
1489 |
+ |
*/ |
1490 |
+ |
public class CheckedBarrier extends CyclicBarrier { |
1491 |
+ |
public CheckedBarrier(int parties) { super(parties); } |
1492 |
+ |
|
1493 |
+ |
public int await() { |
1494 |
+ |
try { |
1495 |
+ |
return super.await(2 * LONG_DELAY_MS, MILLISECONDS); |
1496 |
+ |
} catch (TimeoutException timedOut) { |
1497 |
+ |
throw new AssertionFailedError("timed out"); |
1498 |
+ |
} catch (Exception fail) { |
1499 |
+ |
AssertionFailedError afe = |
1500 |
+ |
new AssertionFailedError("Unexpected exception: " + fail); |
1501 |
+ |
afe.initCause(fail); |
1502 |
+ |
throw afe; |
1503 |
+ |
} |
1504 |
+ |
} |
1505 |
+ |
} |
1506 |
+ |
|
1507 |
+ |
void checkEmpty(BlockingQueue q) { |
1508 |
+ |
try { |
1509 |
+ |
assertTrue(q.isEmpty()); |
1510 |
+ |
assertEquals(0, q.size()); |
1511 |
+ |
assertNull(q.peek()); |
1512 |
+ |
assertNull(q.poll()); |
1513 |
+ |
assertNull(q.poll(0, MILLISECONDS)); |
1514 |
+ |
assertEquals(q.toString(), "[]"); |
1515 |
+ |
assertTrue(Arrays.equals(q.toArray(), new Object[0])); |
1516 |
+ |
assertFalse(q.iterator().hasNext()); |
1517 |
+ |
try { |
1518 |
+ |
q.element(); |
1519 |
+ |
shouldThrow(); |
1520 |
+ |
} catch (NoSuchElementException success) {} |
1521 |
+ |
try { |
1522 |
+ |
q.iterator().next(); |
1523 |
+ |
shouldThrow(); |
1524 |
+ |
} catch (NoSuchElementException success) {} |
1525 |
+ |
try { |
1526 |
+ |
q.remove(); |
1527 |
+ |
shouldThrow(); |
1528 |
+ |
} catch (NoSuchElementException success) {} |
1529 |
+ |
} catch (InterruptedException fail) { threadUnexpectedException(fail); } |
1530 |
+ |
} |
1531 |
+ |
|
1532 |
+ |
void assertSerialEquals(Object x, Object y) { |
1533 |
+ |
assertTrue(Arrays.equals(serialBytes(x), serialBytes(y))); |
1534 |
+ |
} |
1535 |
+ |
|
1536 |
+ |
void assertNotSerialEquals(Object x, Object y) { |
1537 |
+ |
assertFalse(Arrays.equals(serialBytes(x), serialBytes(y))); |
1538 |
+ |
} |
1539 |
+ |
|
1540 |
+ |
byte[] serialBytes(Object o) { |
1541 |
+ |
try { |
1542 |
+ |
ByteArrayOutputStream bos = new ByteArrayOutputStream(); |
1543 |
+ |
ObjectOutputStream oos = new ObjectOutputStream(bos); |
1544 |
+ |
oos.writeObject(o); |
1545 |
+ |
oos.flush(); |
1546 |
+ |
oos.close(); |
1547 |
+ |
return bos.toByteArray(); |
1548 |
+ |
} catch (Throwable fail) { |
1549 |
+ |
threadUnexpectedException(fail); |
1550 |
+ |
return new byte[0]; |
1551 |
+ |
} |
1552 |
+ |
} |
1553 |
+ |
|
1554 |
+ |
@SuppressWarnings("unchecked") |
1555 |
+ |
<T> T serialClone(T o) { |
1556 |
+ |
try { |
1557 |
+ |
ObjectInputStream ois = new ObjectInputStream |
1558 |
+ |
(new ByteArrayInputStream(serialBytes(o))); |
1559 |
+ |
T clone = (T) ois.readObject(); |
1560 |
+ |
assertSame(o.getClass(), clone.getClass()); |
1561 |
+ |
return clone; |
1562 |
+ |
} catch (Throwable fail) { |
1563 |
+ |
threadUnexpectedException(fail); |
1564 |
+ |
return null; |
1565 |
+ |
} |
1566 |
+ |
} |
1567 |
+ |
|
1568 |
+ |
public void assertThrows(Class<? extends Throwable> expectedExceptionClass, |
1569 |
+ |
Runnable... throwingActions) { |
1570 |
+ |
for (Runnable throwingAction : throwingActions) { |
1571 |
+ |
boolean threw = false; |
1572 |
+ |
try { throwingAction.run(); } |
1573 |
+ |
catch (Throwable t) { |
1574 |
+ |
threw = true; |
1575 |
+ |
if (!expectedExceptionClass.isInstance(t)) { |
1576 |
+ |
AssertionFailedError afe = |
1577 |
+ |
new AssertionFailedError |
1578 |
+ |
("Expected " + expectedExceptionClass.getName() + |
1579 |
+ |
", got " + t.getClass().getName()); |
1580 |
+ |
afe.initCause(t); |
1581 |
+ |
threadUnexpectedException(afe); |
1582 |
+ |
} |
1583 |
+ |
} |
1584 |
+ |
if (!threw) |
1585 |
+ |
shouldThrow(expectedExceptionClass.getName()); |
1586 |
+ |
} |
1587 |
+ |
} |
1588 |
+ |
|
1589 |
+ |
public void assertIteratorExhausted(Iterator<?> it) { |
1590 |
+ |
try { |
1591 |
+ |
it.next(); |
1592 |
+ |
shouldThrow(); |
1593 |
+ |
} catch (NoSuchElementException success) {} |
1594 |
+ |
assertFalse(it.hasNext()); |
1595 |
+ |
} |
1596 |
|
} |