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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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import junit.framework.*; |
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import java.util.*; |
10 |
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import java.io.ByteArrayInputStream; |
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import java.io.ByteArrayOutputStream; |
12 |
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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.Method; |
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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; |
21 |
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import java.util.List; |
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import java.util.NoSuchElementException; |
23 |
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import java.util.PropertyPermission; |
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import java.util.concurrent.*; |
25 |
+ |
import java.util.concurrent.atomic.AtomicBoolean; |
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import java.util.concurrent.atomic.AtomicReference; |
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import static java.util.concurrent.TimeUnit.MILLISECONDS; |
28 |
< |
import java.io.*; |
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import java.security.*; |
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import static java.util.concurrent.TimeUnit.NANOSECONDS; |
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import java.security.CodeSource; |
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import java.security.Permission; |
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import java.security.PermissionCollection; |
32 |
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import java.security.Permissions; |
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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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|
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/** |
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* Base class for JSR166 Junit TCK tests. Defines some constants, |
75 |
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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> |
80 |
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* |
81 |
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* <li> Usually, there is one testcase method per JSR166 method |
111 |
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private static final boolean useSecurityManager = |
112 |
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Boolean.getBoolean("jsr166.useSecurityManager"); |
113 |
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|
114 |
+ |
protected static final boolean expensiveTests = |
115 |
+ |
Boolean.getBoolean("jsr166.expensiveTests"); |
116 |
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|
117 |
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/** |
118 |
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* If true, report on stdout all "slow" tests, that is, ones that |
119 |
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* take more than profileThreshold milliseconds to execute. |
120 |
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*/ |
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private static final boolean profileTests = |
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Boolean.getBoolean("jsr166.profileTests"); |
123 |
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|
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/** |
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* The number of milliseconds that tests are permitted for |
126 |
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* execution without being reported, when profileTests is set. |
127 |
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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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/** |
132 |
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* The number of repetitions per test (for tickling rare bugs). |
133 |
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*/ |
134 |
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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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protected void runTest() throws Throwable { |
138 |
+ |
for (int i = 0; i < runsPerTest; i++) { |
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if (profileTests) |
140 |
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runTestProfiled(); |
141 |
+ |
else |
142 |
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super.runTest(); |
143 |
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} |
144 |
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} |
145 |
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|
146 |
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protected void runTestProfiled() throws Throwable { |
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long t0 = System.nanoTime(); |
148 |
+ |
try { |
149 |
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super.runTest(); |
150 |
+ |
} finally { |
151 |
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long elapsedMillis = |
152 |
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(System.nanoTime() - t0) / (1000L * 1000L); |
153 |
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if (elapsedMillis >= profileThreshold) |
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System.out.printf("%n%s: %d%n", toString(), elapsedMillis); |
155 |
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} |
156 |
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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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* Runs all JSR166 unit tests using junit.textui.TestRunner. |
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* Optional command line arg provides the number of iterations to |
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* repeat running the tests. |
162 |
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*/ |
163 |
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public static void main(String[] args) { |
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if (useSecurityManager) { |
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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 = 1; |
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if (args.length > 0) |
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iters = Integer.parseInt(args[0]); |
169 |
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int iters = (args.length == 0) ? 1 : Integer.parseInt(args[0]); |
170 |
> |
|
171 |
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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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System.exit(0); |
178 |
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} |
179 |
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|
180 |
+ |
public static TestSuite newTestSuite(Object... suiteOrClasses) { |
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TestSuite suite = new TestSuite(); |
182 |
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for (Object suiteOrClass : suiteOrClasses) { |
183 |
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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) |
186 |
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suite.addTest(new TestSuite((Class<?>) suiteOrClass)); |
187 |
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else |
188 |
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throw new ClassCastException("not a test suite or class"); |
189 |
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} |
190 |
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return suite; |
191 |
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} |
192 |
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|
193 |
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public static void addNamedTestClasses(TestSuite suite, |
194 |
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String... testClassNames) { |
195 |
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for (String testClassName : testClassNames) { |
196 |
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try { |
197 |
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Class<?> testClass = Class.forName(testClassName); |
198 |
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Method m = testClass.getDeclaredMethod("suite", |
199 |
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new Class<?>[0]); |
200 |
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suite.addTest(newTestSuite((Test)m.invoke(null))); |
201 |
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} catch (Exception e) { |
202 |
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throw new Error("Missing test class", e); |
203 |
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} |
204 |
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} |
205 |
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} |
206 |
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|
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public static final double JAVA_CLASS_VERSION; |
208 |
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static { |
209 |
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try { |
210 |
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JAVA_CLASS_VERSION = java.security.AccessController.doPrivileged( |
211 |
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new java.security.PrivilegedAction<Double>() { |
212 |
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public Double run() { |
213 |
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return Double.valueOf(System.getProperty("java.class.version"));}}); |
214 |
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} catch (Throwable t) { |
215 |
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throw new Error(t); |
216 |
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} |
217 |
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} |
218 |
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|
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public static boolean atLeastJava6() { return JAVA_CLASS_VERSION >= 50.0; } |
220 |
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public static boolean atLeastJava7() { return JAVA_CLASS_VERSION >= 51.0; } |
221 |
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public static boolean atLeastJava8() { return JAVA_CLASS_VERSION >= 52.0; } |
222 |
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|
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/** |
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* Collects all JSR166 unit tests as one suite |
224 |
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* Collects all JSR166 unit tests as one suite. |
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*/ |
226 |
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public static Test suite() { |
227 |
< |
TestSuite suite = new TestSuite("JSR166 Unit Tests"); |
228 |
< |
|
229 |
< |
suite.addTest(new TestSuite(ForkJoinPoolTest.class)); |
230 |
< |
suite.addTest(new TestSuite(ForkJoinTaskTest.class)); |
231 |
< |
suite.addTest(new TestSuite(RecursiveActionTest.class)); |
232 |
< |
suite.addTest(new TestSuite(RecursiveTaskTest.class)); |
233 |
< |
suite.addTest(new TestSuite(LinkedTransferQueueTest.class)); |
234 |
< |
suite.addTest(new TestSuite(PhaserTest.class)); |
235 |
< |
suite.addTest(new TestSuite(ThreadLocalRandomTest.class)); |
236 |
< |
suite.addTest(new TestSuite(AbstractExecutorServiceTest.class)); |
237 |
< |
suite.addTest(new TestSuite(AbstractQueueTest.class)); |
238 |
< |
suite.addTest(new TestSuite(AbstractQueuedSynchronizerTest.class)); |
239 |
< |
suite.addTest(new TestSuite(AbstractQueuedLongSynchronizerTest.class)); |
240 |
< |
suite.addTest(new TestSuite(ArrayBlockingQueueTest.class)); |
241 |
< |
suite.addTest(new TestSuite(ArrayDequeTest.class)); |
242 |
< |
suite.addTest(new TestSuite(AtomicBooleanTest.class)); |
243 |
< |
suite.addTest(new TestSuite(AtomicIntegerArrayTest.class)); |
244 |
< |
suite.addTest(new TestSuite(AtomicIntegerFieldUpdaterTest.class)); |
245 |
< |
suite.addTest(new TestSuite(AtomicIntegerTest.class)); |
246 |
< |
suite.addTest(new TestSuite(AtomicLongArrayTest.class)); |
247 |
< |
suite.addTest(new TestSuite(AtomicLongFieldUpdaterTest.class)); |
248 |
< |
suite.addTest(new TestSuite(AtomicLongTest.class)); |
249 |
< |
suite.addTest(new TestSuite(AtomicMarkableReferenceTest.class)); |
250 |
< |
suite.addTest(new TestSuite(AtomicReferenceArrayTest.class)); |
251 |
< |
suite.addTest(new TestSuite(AtomicReferenceFieldUpdaterTest.class)); |
252 |
< |
suite.addTest(new TestSuite(AtomicReferenceTest.class)); |
253 |
< |
suite.addTest(new TestSuite(AtomicStampedReferenceTest.class)); |
254 |
< |
suite.addTest(new TestSuite(ConcurrentHashMapTest.class)); |
255 |
< |
suite.addTest(new TestSuite(ConcurrentLinkedDequeTest.class)); |
256 |
< |
suite.addTest(new TestSuite(ConcurrentLinkedQueueTest.class)); |
257 |
< |
suite.addTest(new TestSuite(ConcurrentSkipListMapTest.class)); |
258 |
< |
suite.addTest(new TestSuite(ConcurrentSkipListSubMapTest.class)); |
259 |
< |
suite.addTest(new TestSuite(ConcurrentSkipListSetTest.class)); |
260 |
< |
suite.addTest(new TestSuite(ConcurrentSkipListSubSetTest.class)); |
261 |
< |
suite.addTest(new TestSuite(CopyOnWriteArrayListTest.class)); |
262 |
< |
suite.addTest(new TestSuite(CopyOnWriteArraySetTest.class)); |
263 |
< |
suite.addTest(new TestSuite(CountDownLatchTest.class)); |
264 |
< |
suite.addTest(new TestSuite(CyclicBarrierTest.class)); |
265 |
< |
suite.addTest(new TestSuite(DelayQueueTest.class)); |
266 |
< |
suite.addTest(new TestSuite(EntryTest.class)); |
267 |
< |
suite.addTest(new TestSuite(ExchangerTest.class)); |
268 |
< |
suite.addTest(new TestSuite(ExecutorsTest.class)); |
269 |
< |
suite.addTest(new TestSuite(ExecutorCompletionServiceTest.class)); |
270 |
< |
suite.addTest(new TestSuite(FutureTaskTest.class)); |
271 |
< |
suite.addTest(new TestSuite(LinkedBlockingDequeTest.class)); |
272 |
< |
suite.addTest(new TestSuite(LinkedBlockingQueueTest.class)); |
273 |
< |
suite.addTest(new TestSuite(LinkedListTest.class)); |
274 |
< |
suite.addTest(new TestSuite(LockSupportTest.class)); |
275 |
< |
suite.addTest(new TestSuite(PriorityBlockingQueueTest.class)); |
276 |
< |
suite.addTest(new TestSuite(PriorityQueueTest.class)); |
277 |
< |
suite.addTest(new TestSuite(ReentrantLockTest.class)); |
278 |
< |
suite.addTest(new TestSuite(ReentrantReadWriteLockTest.class)); |
279 |
< |
suite.addTest(new TestSuite(ScheduledExecutorTest.class)); |
280 |
< |
suite.addTest(new TestSuite(ScheduledExecutorSubclassTest.class)); |
281 |
< |
suite.addTest(new TestSuite(SemaphoreTest.class)); |
282 |
< |
suite.addTest(new TestSuite(SynchronousQueueTest.class)); |
283 |
< |
suite.addTest(new TestSuite(SystemTest.class)); |
284 |
< |
suite.addTest(new TestSuite(ThreadLocalTest.class)); |
285 |
< |
suite.addTest(new TestSuite(ThreadPoolExecutorTest.class)); |
286 |
< |
suite.addTest(new TestSuite(ThreadPoolExecutorSubclassTest.class)); |
287 |
< |
suite.addTest(new TestSuite(ThreadTest.class)); |
288 |
< |
suite.addTest(new TestSuite(TimeUnitTest.class)); |
289 |
< |
suite.addTest(new TestSuite(TreeMapTest.class)); |
290 |
< |
suite.addTest(new TestSuite(TreeSetTest.class)); |
291 |
< |
suite.addTest(new TestSuite(TreeSubMapTest.class)); |
292 |
< |
suite.addTest(new TestSuite(TreeSubSetTest.class)); |
227 |
> |
// Java7+ test classes |
228 |
> |
TestSuite suite = newTestSuite( |
229 |
> |
ForkJoinPoolTest.suite(), |
230 |
> |
ForkJoinTaskTest.suite(), |
231 |
> |
RecursiveActionTest.suite(), |
232 |
> |
RecursiveTaskTest.suite(), |
233 |
> |
LinkedTransferQueueTest.suite(), |
234 |
> |
PhaserTest.suite(), |
235 |
> |
ThreadLocalRandomTest.suite(), |
236 |
> |
AbstractExecutorServiceTest.suite(), |
237 |
> |
AbstractQueueTest.suite(), |
238 |
> |
AbstractQueuedSynchronizerTest.suite(), |
239 |
> |
AbstractQueuedLongSynchronizerTest.suite(), |
240 |
> |
ArrayBlockingQueueTest.suite(), |
241 |
> |
ArrayDequeTest.suite(), |
242 |
> |
AtomicBooleanTest.suite(), |
243 |
> |
AtomicIntegerArrayTest.suite(), |
244 |
> |
AtomicIntegerFieldUpdaterTest.suite(), |
245 |
> |
AtomicIntegerTest.suite(), |
246 |
> |
AtomicLongArrayTest.suite(), |
247 |
> |
AtomicLongFieldUpdaterTest.suite(), |
248 |
> |
AtomicLongTest.suite(), |
249 |
> |
AtomicMarkableReferenceTest.suite(), |
250 |
> |
AtomicReferenceArrayTest.suite(), |
251 |
> |
AtomicReferenceFieldUpdaterTest.suite(), |
252 |
> |
AtomicReferenceTest.suite(), |
253 |
> |
AtomicStampedReferenceTest.suite(), |
254 |
> |
ConcurrentHashMapTest.suite(), |
255 |
> |
ConcurrentLinkedDequeTest.suite(), |
256 |
> |
ConcurrentLinkedQueueTest.suite(), |
257 |
> |
ConcurrentSkipListMapTest.suite(), |
258 |
> |
ConcurrentSkipListSubMapTest.suite(), |
259 |
> |
ConcurrentSkipListSetTest.suite(), |
260 |
> |
ConcurrentSkipListSubSetTest.suite(), |
261 |
> |
CopyOnWriteArrayListTest.suite(), |
262 |
> |
CopyOnWriteArraySetTest.suite(), |
263 |
> |
CountDownLatchTest.suite(), |
264 |
> |
CyclicBarrierTest.suite(), |
265 |
> |
DelayQueueTest.suite(), |
266 |
> |
EntryTest.suite(), |
267 |
> |
ExchangerTest.suite(), |
268 |
> |
ExecutorsTest.suite(), |
269 |
> |
ExecutorCompletionServiceTest.suite(), |
270 |
> |
FutureTaskTest.suite(), |
271 |
> |
LinkedBlockingDequeTest.suite(), |
272 |
> |
LinkedBlockingQueueTest.suite(), |
273 |
> |
LinkedListTest.suite(), |
274 |
> |
LockSupportTest.suite(), |
275 |
> |
PriorityBlockingQueueTest.suite(), |
276 |
> |
PriorityQueueTest.suite(), |
277 |
> |
ReentrantLockTest.suite(), |
278 |
> |
ReentrantReadWriteLockTest.suite(), |
279 |
> |
ScheduledExecutorTest.suite(), |
280 |
> |
ScheduledExecutorSubclassTest.suite(), |
281 |
> |
SemaphoreTest.suite(), |
282 |
> |
SynchronousQueueTest.suite(), |
283 |
> |
SystemTest.suite(), |
284 |
> |
ThreadLocalTest.suite(), |
285 |
> |
ThreadPoolExecutorTest.suite(), |
286 |
> |
ThreadPoolExecutorSubclassTest.suite(), |
287 |
> |
ThreadTest.suite(), |
288 |
> |
TimeUnitTest.suite(), |
289 |
> |
TreeMapTest.suite(), |
290 |
> |
TreeSetTest.suite(), |
291 |
> |
TreeSubMapTest.suite(), |
292 |
> |
TreeSubSetTest.suite()); |
293 |
> |
|
294 |
> |
// Java8+ test classes |
295 |
> |
if (atLeastJava8()) { |
296 |
> |
String[] java8TestClassNames = { |
297 |
> |
"CompletableFutureTest", |
298 |
> |
"ConcurrentHashMap8Test", |
299 |
> |
"CountedCompleterTest", |
300 |
> |
"DoubleAccumulatorTest", |
301 |
> |
"DoubleAdderTest", |
302 |
> |
"ForkJoinPool8Test", |
303 |
> |
"ForkJoinTask8Test", |
304 |
> |
"LongAccumulatorTest", |
305 |
> |
"LongAdderTest", |
306 |
> |
"SplittableRandomTest", |
307 |
> |
"StampedLockTest", |
308 |
> |
"ThreadLocalRandom8Test", |
309 |
> |
}; |
310 |
> |
addNamedTestClasses(suite, java8TestClassNames); |
311 |
> |
} |
312 |
|
|
313 |
|
return suite; |
314 |
|
} |
315 |
|
|
316 |
+ |
// Delays for timing-dependent tests, in milliseconds. |
317 |
|
|
318 |
|
public static long SHORT_DELAY_MS; |
319 |
|
public static long SMALL_DELAY_MS; |
320 |
|
public static long MEDIUM_DELAY_MS; |
321 |
|
public static long LONG_DELAY_MS; |
322 |
|
|
194 |
– |
|
323 |
|
/** |
324 |
|
* Returns the shortest timed delay. This could |
325 |
|
* be reimplemented to use for example a Property. |
328 |
|
return 50; |
329 |
|
} |
330 |
|
|
203 |
– |
|
331 |
|
/** |
332 |
|
* Sets delays as multiples of SHORT_DELAY. |
333 |
|
*/ |
334 |
|
protected void setDelays() { |
335 |
|
SHORT_DELAY_MS = getShortDelay(); |
336 |
< |
SMALL_DELAY_MS = SHORT_DELAY_MS * 5; |
336 |
> |
SMALL_DELAY_MS = SHORT_DELAY_MS * 5; |
337 |
|
MEDIUM_DELAY_MS = SHORT_DELAY_MS * 10; |
338 |
< |
LONG_DELAY_MS = SHORT_DELAY_MS * 50; |
338 |
> |
LONG_DELAY_MS = SHORT_DELAY_MS * 200; |
339 |
> |
} |
340 |
> |
|
341 |
> |
/** |
342 |
> |
* Returns a timeout in milliseconds to be used in tests that |
343 |
> |
* verify that operations block or time out. |
344 |
> |
*/ |
345 |
> |
long timeoutMillis() { |
346 |
> |
return SHORT_DELAY_MS / 4; |
347 |
> |
} |
348 |
> |
|
349 |
> |
/** |
350 |
> |
* Returns a new Date instance representing a time delayMillis |
351 |
> |
* milliseconds in the future. |
352 |
> |
*/ |
353 |
> |
Date delayedDate(long delayMillis) { |
354 |
> |
return new Date(System.currentTimeMillis() + delayMillis); |
355 |
|
} |
356 |
|
|
357 |
|
/** |
358 |
< |
* Flag set true if any threadAssert methods fail |
358 |
> |
* The first exception encountered if any threadAssertXXX method fails. |
359 |
|
*/ |
360 |
< |
volatile boolean threadFailed; |
360 |
> |
private final AtomicReference<Throwable> threadFailure |
361 |
> |
= new AtomicReference<Throwable>(null); |
362 |
|
|
363 |
|
/** |
364 |
< |
* Initializes test to indicate that no thread assertions have failed |
364 |
> |
* Records an exception so that it can be rethrown later in the test |
365 |
> |
* harness thread, triggering a test case failure. Only the first |
366 |
> |
* failure is recorded; subsequent calls to this method from within |
367 |
> |
* the same test have no effect. |
368 |
|
*/ |
369 |
+ |
public void threadRecordFailure(Throwable t) { |
370 |
+ |
threadFailure.compareAndSet(null, t); |
371 |
+ |
} |
372 |
+ |
|
373 |
|
public void setUp() { |
374 |
|
setDelays(); |
224 |
– |
threadFailed = false; |
375 |
|
} |
376 |
|
|
377 |
|
/** |
378 |
< |
* Triggers test case failure if any thread assertions have failed |
378 |
> |
* Extra checks that get done for all test cases. |
379 |
> |
* |
380 |
> |
* Triggers test case failure if any thread assertions have failed, |
381 |
> |
* by rethrowing, in the test harness thread, any exception recorded |
382 |
> |
* earlier by threadRecordFailure. |
383 |
> |
* |
384 |
> |
* Triggers test case failure if interrupt status is set in the main thread. |
385 |
> |
*/ |
386 |
> |
public void tearDown() throws Exception { |
387 |
> |
Throwable t = threadFailure.getAndSet(null); |
388 |
> |
if (t != null) { |
389 |
> |
if (t instanceof Error) |
390 |
> |
throw (Error) t; |
391 |
> |
else if (t instanceof RuntimeException) |
392 |
> |
throw (RuntimeException) t; |
393 |
> |
else if (t instanceof Exception) |
394 |
> |
throw (Exception) t; |
395 |
> |
else { |
396 |
> |
AssertionFailedError afe = |
397 |
> |
new AssertionFailedError(t.toString()); |
398 |
> |
afe.initCause(t); |
399 |
> |
throw afe; |
400 |
> |
} |
401 |
> |
} |
402 |
> |
|
403 |
> |
if (Thread.interrupted()) |
404 |
> |
throw new AssertionFailedError("interrupt status set in main thread"); |
405 |
> |
|
406 |
> |
checkForkJoinPoolThreadLeaks(); |
407 |
> |
} |
408 |
> |
|
409 |
> |
/** |
410 |
> |
* Find missing try { ... } finally { joinPool(e); } |
411 |
|
*/ |
412 |
< |
public void tearDown() { |
413 |
< |
assertFalse(threadFailed); |
412 |
> |
void checkForkJoinPoolThreadLeaks() throws InterruptedException { |
413 |
> |
Thread[] survivors = new Thread[5]; |
414 |
> |
int count = Thread.enumerate(survivors); |
415 |
> |
for (int i = 0; i < count; i++) { |
416 |
> |
Thread thread = survivors[i]; |
417 |
> |
String name = thread.getName(); |
418 |
> |
if (name.startsWith("ForkJoinPool-")) { |
419 |
> |
// give thread some time to terminate |
420 |
> |
thread.join(LONG_DELAY_MS); |
421 |
> |
if (!thread.isAlive()) continue; |
422 |
> |
thread.stop(); |
423 |
> |
throw new AssertionFailedError |
424 |
> |
(String.format("Found leaked ForkJoinPool thread test=%s thread=%s%n", |
425 |
> |
toString(), name)); |
426 |
> |
} |
427 |
> |
} |
428 |
|
} |
429 |
|
|
430 |
|
/** |
431 |
< |
* Fail, also setting status to indicate current testcase should fail |
431 |
> |
* Just like fail(reason), but additionally recording (using |
432 |
> |
* threadRecordFailure) any AssertionFailedError thrown, so that |
433 |
> |
* the current testcase will fail. |
434 |
|
*/ |
435 |
|
public void threadFail(String reason) { |
436 |
< |
threadFailed = true; |
437 |
< |
fail(reason); |
436 |
> |
try { |
437 |
> |
fail(reason); |
438 |
> |
} catch (AssertionFailedError t) { |
439 |
> |
threadRecordFailure(t); |
440 |
> |
fail(reason); |
441 |
> |
} |
442 |
|
} |
443 |
|
|
444 |
|
/** |
445 |
< |
* If expression not true, set status to indicate current testcase |
446 |
< |
* should fail |
445 |
> |
* Just like assertTrue(b), but additionally recording (using |
446 |
> |
* threadRecordFailure) any AssertionFailedError thrown, so that |
447 |
> |
* the current testcase will fail. |
448 |
|
*/ |
449 |
|
public void threadAssertTrue(boolean b) { |
450 |
< |
if (!b) { |
248 |
< |
threadFailed = true; |
450 |
> |
try { |
451 |
|
assertTrue(b); |
452 |
+ |
} catch (AssertionFailedError t) { |
453 |
+ |
threadRecordFailure(t); |
454 |
+ |
throw t; |
455 |
|
} |
456 |
|
} |
457 |
|
|
458 |
|
/** |
459 |
< |
* If expression not false, set status to indicate current testcase |
460 |
< |
* should fail |
459 |
> |
* Just like assertFalse(b), but additionally recording (using |
460 |
> |
* threadRecordFailure) any AssertionFailedError thrown, so that |
461 |
> |
* the current testcase will fail. |
462 |
|
*/ |
463 |
|
public void threadAssertFalse(boolean b) { |
464 |
< |
if (b) { |
259 |
< |
threadFailed = true; |
464 |
> |
try { |
465 |
|
assertFalse(b); |
466 |
+ |
} catch (AssertionFailedError t) { |
467 |
+ |
threadRecordFailure(t); |
468 |
+ |
throw t; |
469 |
|
} |
470 |
|
} |
471 |
|
|
472 |
|
/** |
473 |
< |
* If argument not null, set status to indicate current testcase |
474 |
< |
* should fail |
473 |
> |
* Just like assertNull(x), but additionally recording (using |
474 |
> |
* threadRecordFailure) any AssertionFailedError thrown, so that |
475 |
> |
* the current testcase will fail. |
476 |
|
*/ |
477 |
|
public void threadAssertNull(Object x) { |
478 |
< |
if (x != null) { |
270 |
< |
threadFailed = true; |
478 |
> |
try { |
479 |
|
assertNull(x); |
480 |
+ |
} catch (AssertionFailedError t) { |
481 |
+ |
threadRecordFailure(t); |
482 |
+ |
throw t; |
483 |
|
} |
484 |
|
} |
485 |
|
|
486 |
|
/** |
487 |
< |
* If arguments not equal, set status to indicate current testcase |
488 |
< |
* should fail |
487 |
> |
* Just like assertEquals(x, y), but additionally recording (using |
488 |
> |
* threadRecordFailure) any AssertionFailedError thrown, so that |
489 |
> |
* the current testcase will fail. |
490 |
|
*/ |
491 |
|
public void threadAssertEquals(long x, long y) { |
492 |
< |
if (x != y) { |
281 |
< |
threadFailed = true; |
492 |
> |
try { |
493 |
|
assertEquals(x, y); |
494 |
+ |
} catch (AssertionFailedError t) { |
495 |
+ |
threadRecordFailure(t); |
496 |
+ |
throw t; |
497 |
|
} |
498 |
|
} |
499 |
|
|
500 |
|
/** |
501 |
< |
* If arguments not equal, set status to indicate current testcase |
502 |
< |
* should fail |
501 |
> |
* Just like assertEquals(x, y), but additionally recording (using |
502 |
> |
* threadRecordFailure) any AssertionFailedError thrown, so that |
503 |
> |
* the current testcase will fail. |
504 |
|
*/ |
505 |
|
public void threadAssertEquals(Object x, Object y) { |
506 |
< |
if (x != y && (x == null || !x.equals(y))) { |
292 |
< |
threadFailed = true; |
506 |
> |
try { |
507 |
|
assertEquals(x, y); |
508 |
+ |
} catch (AssertionFailedError t) { |
509 |
+ |
threadRecordFailure(t); |
510 |
+ |
throw t; |
511 |
+ |
} catch (Throwable t) { |
512 |
+ |
threadUnexpectedException(t); |
513 |
|
} |
514 |
|
} |
515 |
|
|
516 |
|
/** |
517 |
< |
* If arguments not identical, set status to indicate current testcase |
518 |
< |
* should fail |
517 |
> |
* Just like assertSame(x, y), but additionally recording (using |
518 |
> |
* threadRecordFailure) any AssertionFailedError thrown, so that |
519 |
> |
* the current testcase will fail. |
520 |
|
*/ |
521 |
|
public void threadAssertSame(Object x, Object y) { |
522 |
< |
if (x != y) { |
303 |
< |
threadFailed = true; |
522 |
> |
try { |
523 |
|
assertSame(x, y); |
524 |
+ |
} catch (AssertionFailedError t) { |
525 |
+ |
threadRecordFailure(t); |
526 |
+ |
throw t; |
527 |
|
} |
528 |
|
} |
529 |
|
|
530 |
|
/** |
531 |
< |
* threadFail with message "should throw exception" |
531 |
> |
* Calls threadFail with message "should throw exception". |
532 |
|
*/ |
533 |
|
public void threadShouldThrow() { |
534 |
< |
threadFailed = true; |
313 |
< |
fail("should throw exception"); |
534 |
> |
threadFail("should throw exception"); |
535 |
|
} |
536 |
|
|
537 |
|
/** |
538 |
< |
* threadFail with message "should throw" + exceptionName |
538 |
> |
* Calls threadFail with message "should throw" + exceptionName. |
539 |
|
*/ |
540 |
|
public void threadShouldThrow(String exceptionName) { |
541 |
< |
threadFailed = true; |
321 |
< |
fail("should throw " + exceptionName); |
541 |
> |
threadFail("should throw " + exceptionName); |
542 |
|
} |
543 |
|
|
544 |
|
/** |
545 |
< |
* threadFail with message "Unexpected exception" |
545 |
> |
* Records the given exception using {@link #threadRecordFailure}, |
546 |
> |
* then rethrows the exception, wrapping it in an |
547 |
> |
* AssertionFailedError if necessary. |
548 |
|
*/ |
549 |
< |
public void threadUnexpectedException() { |
550 |
< |
threadFailed = true; |
551 |
< |
fail("Unexpected exception"); |
549 |
> |
public void threadUnexpectedException(Throwable t) { |
550 |
> |
threadRecordFailure(t); |
551 |
> |
t.printStackTrace(); |
552 |
> |
if (t instanceof RuntimeException) |
553 |
> |
throw (RuntimeException) t; |
554 |
> |
else if (t instanceof Error) |
555 |
> |
throw (Error) t; |
556 |
> |
else { |
557 |
> |
AssertionFailedError afe = |
558 |
> |
new AssertionFailedError("unexpected exception: " + t); |
559 |
> |
afe.initCause(t); |
560 |
> |
throw afe; |
561 |
> |
} |
562 |
|
} |
563 |
|
|
564 |
|
/** |
565 |
< |
* threadFail with message "Unexpected exception", with argument |
565 |
> |
* Delays, via Thread.sleep, for the given millisecond delay, but |
566 |
> |
* if the sleep is shorter than specified, may re-sleep or yield |
567 |
> |
* until time elapses. |
568 |
|
*/ |
569 |
< |
public void threadUnexpectedException(Throwable ex) { |
570 |
< |
threadFailed = true; |
571 |
< |
ex.printStackTrace(); |
572 |
< |
fail("Unexpected exception: " + ex); |
569 |
> |
static void delay(long millis) throws InterruptedException { |
570 |
> |
long startTime = System.nanoTime(); |
571 |
> |
long ns = millis * 1000 * 1000; |
572 |
> |
for (;;) { |
573 |
> |
if (millis > 0L) |
574 |
> |
Thread.sleep(millis); |
575 |
> |
else // too short to sleep |
576 |
> |
Thread.yield(); |
577 |
> |
long d = ns - (System.nanoTime() - startTime); |
578 |
> |
if (d > 0L) |
579 |
> |
millis = d / (1000 * 1000); |
580 |
> |
else |
581 |
> |
break; |
582 |
> |
} |
583 |
|
} |
584 |
|
|
585 |
|
/** |
586 |
< |
* Wait out termination of a thread pool or fail doing so |
586 |
> |
* Waits out termination of a thread pool or fails doing so. |
587 |
|
*/ |
588 |
< |
public void joinPool(ExecutorService exec) { |
588 |
> |
void joinPool(ExecutorService exec) { |
589 |
|
try { |
590 |
|
exec.shutdown(); |
591 |
< |
assertTrue(exec.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
591 |
> |
assertTrue("ExecutorService did not terminate in a timely manner", |
592 |
> |
exec.awaitTermination(2 * LONG_DELAY_MS, MILLISECONDS)); |
593 |
|
} catch (SecurityException ok) { |
594 |
|
// Allowed in case test doesn't have privs |
595 |
|
} catch (InterruptedException ie) { |
597 |
|
} |
598 |
|
} |
599 |
|
|
600 |
+ |
/** |
601 |
+ |
* A debugging tool to print all stack traces, as jstack does. |
602 |
+ |
*/ |
603 |
+ |
static void printAllStackTraces() { |
604 |
+ |
for (ThreadInfo info : |
605 |
+ |
ManagementFactory.getThreadMXBean() |
606 |
+ |
.dumpAllThreads(true, true)) |
607 |
+ |
System.err.print(info); |
608 |
+ |
} |
609 |
|
|
610 |
|
/** |
611 |
< |
* fail with message "should throw exception" |
611 |
> |
* Checks that thread does not terminate within the default |
612 |
> |
* millisecond delay of {@code timeoutMillis()}. |
613 |
|
*/ |
614 |
< |
public void shouldThrow() { |
615 |
< |
fail("Should throw exception"); |
614 |
> |
void assertThreadStaysAlive(Thread thread) { |
615 |
> |
assertThreadStaysAlive(thread, timeoutMillis()); |
616 |
|
} |
617 |
|
|
618 |
|
/** |
619 |
< |
* fail with message "should throw " + exceptionName |
619 |
> |
* Checks that thread does not terminate within the given millisecond delay. |
620 |
|
*/ |
621 |
< |
public void shouldThrow(String exceptionName) { |
622 |
< |
fail("Should throw " + exceptionName); |
621 |
> |
void assertThreadStaysAlive(Thread thread, long millis) { |
622 |
> |
try { |
623 |
> |
// No need to optimize the failing case via Thread.join. |
624 |
> |
delay(millis); |
625 |
> |
assertTrue(thread.isAlive()); |
626 |
> |
} catch (InterruptedException ie) { |
627 |
> |
fail("Unexpected InterruptedException"); |
628 |
> |
} |
629 |
> |
} |
630 |
> |
|
631 |
> |
/** |
632 |
> |
* Checks that the threads do not terminate within the default |
633 |
> |
* millisecond delay of {@code timeoutMillis()}. |
634 |
> |
*/ |
635 |
> |
void assertThreadsStayAlive(Thread... threads) { |
636 |
> |
assertThreadsStayAlive(timeoutMillis(), threads); |
637 |
> |
} |
638 |
> |
|
639 |
> |
/** |
640 |
> |
* Checks that the threads do not terminate within the given millisecond delay. |
641 |
> |
*/ |
642 |
> |
void assertThreadsStayAlive(long millis, Thread... threads) { |
643 |
> |
try { |
644 |
> |
// No need to optimize the failing case via Thread.join. |
645 |
> |
delay(millis); |
646 |
> |
for (Thread thread : threads) |
647 |
> |
assertTrue(thread.isAlive()); |
648 |
> |
} catch (InterruptedException ie) { |
649 |
> |
fail("Unexpected InterruptedException"); |
650 |
> |
} |
651 |
> |
} |
652 |
> |
|
653 |
> |
/** |
654 |
> |
* Checks that future.get times out, with the default timeout of |
655 |
> |
* {@code timeoutMillis()}. |
656 |
> |
*/ |
657 |
> |
void assertFutureTimesOut(Future future) { |
658 |
> |
assertFutureTimesOut(future, timeoutMillis()); |
659 |
|
} |
660 |
|
|
661 |
|
/** |
662 |
< |
* fail with message "Unexpected exception" |
662 |
> |
* Checks that future.get times out, with the given millisecond timeout. |
663 |
|
*/ |
664 |
< |
public void unexpectedException() { |
665 |
< |
fail("Unexpected exception"); |
664 |
> |
void assertFutureTimesOut(Future future, long timeoutMillis) { |
665 |
> |
long startTime = System.nanoTime(); |
666 |
> |
try { |
667 |
> |
future.get(timeoutMillis, MILLISECONDS); |
668 |
> |
shouldThrow(); |
669 |
> |
} catch (TimeoutException success) { |
670 |
> |
} catch (Exception e) { |
671 |
> |
threadUnexpectedException(e); |
672 |
> |
} finally { future.cancel(true); } |
673 |
> |
assertTrue(millisElapsedSince(startTime) >= timeoutMillis); |
674 |
|
} |
675 |
|
|
676 |
|
/** |
677 |
< |
* fail with message "Unexpected exception", with argument |
677 |
> |
* Fails with message "should throw exception". |
678 |
|
*/ |
679 |
< |
public void unexpectedException(Throwable ex) { |
680 |
< |
ex.printStackTrace(); |
382 |
< |
fail("Unexpected exception: " + ex); |
679 |
> |
public void shouldThrow() { |
680 |
> |
fail("Should throw exception"); |
681 |
|
} |
682 |
|
|
683 |
+ |
/** |
684 |
+ |
* Fails with message "should throw " + exceptionName. |
685 |
+ |
*/ |
686 |
+ |
public void shouldThrow(String exceptionName) { |
687 |
+ |
fail("Should throw " + exceptionName); |
688 |
+ |
} |
689 |
|
|
690 |
|
/** |
691 |
|
* The number of elements to place in collections, arrays, etc. |
712 |
|
public static final Integer m6 = new Integer(-6); |
713 |
|
public static final Integer m10 = new Integer(-10); |
714 |
|
|
411 |
– |
|
715 |
|
/** |
716 |
|
* Runs Runnable r with a security policy that permits precisely |
717 |
|
* the specified permissions. If there is no current security |
723 |
|
SecurityManager sm = System.getSecurityManager(); |
724 |
|
if (sm == null) { |
725 |
|
r.run(); |
726 |
+ |
} |
727 |
+ |
runWithSecurityManagerWithPermissions(r, permissions); |
728 |
+ |
} |
729 |
+ |
|
730 |
+ |
/** |
731 |
+ |
* Runs Runnable r with a security policy that permits precisely |
732 |
+ |
* the specified permissions. If there is no current security |
733 |
+ |
* manager, a temporary one is set for the duration of the |
734 |
+ |
* Runnable. We require that any security manager permit |
735 |
+ |
* getPolicy/setPolicy. |
736 |
+ |
*/ |
737 |
+ |
public void runWithSecurityManagerWithPermissions(Runnable r, |
738 |
+ |
Permission... permissions) { |
739 |
+ |
SecurityManager sm = System.getSecurityManager(); |
740 |
+ |
if (sm == null) { |
741 |
|
Policy savedPolicy = Policy.getPolicy(); |
742 |
|
try { |
743 |
|
Policy.setPolicy(permissivePolicy()); |
744 |
|
System.setSecurityManager(new SecurityManager()); |
745 |
< |
runWithPermissions(r, permissions); |
745 |
> |
runWithSecurityManagerWithPermissions(r, permissions); |
746 |
|
} finally { |
747 |
|
System.setSecurityManager(null); |
748 |
|
Policy.setPolicy(savedPolicy); |
790 |
|
return perms.implies(p); |
791 |
|
} |
792 |
|
public void refresh() {} |
793 |
+ |
public String toString() { |
794 |
+ |
List<Permission> ps = new ArrayList<Permission>(); |
795 |
+ |
for (Enumeration<Permission> e = perms.elements(); e.hasMoreElements();) |
796 |
+ |
ps.add(e.nextElement()); |
797 |
+ |
return "AdjustablePolicy with permissions " + ps; |
798 |
+ |
} |
799 |
|
} |
800 |
|
|
801 |
|
/** |
818 |
|
} |
819 |
|
|
820 |
|
/** |
821 |
< |
* Sleep until the timeout has elapsed, or interrupted. |
822 |
< |
* Does <em>NOT</em> throw InterruptedException. |
821 |
> |
* Sleeps until the given time has elapsed. |
822 |
> |
* Throws AssertionFailedError if interrupted. |
823 |
|
*/ |
824 |
< |
void sleepTillInterrupted(long timeoutMillis) { |
824 |
> |
void sleep(long millis) { |
825 |
|
try { |
826 |
< |
Thread.sleep(timeoutMillis); |
827 |
< |
} catch (InterruptedException wakeup) {} |
826 |
> |
delay(millis); |
827 |
> |
} catch (InterruptedException ie) { |
828 |
> |
AssertionFailedError afe = |
829 |
> |
new AssertionFailedError("Unexpected InterruptedException"); |
830 |
> |
afe.initCause(ie); |
831 |
> |
throw afe; |
832 |
> |
} |
833 |
> |
} |
834 |
> |
|
835 |
> |
/** |
836 |
> |
* Spin-waits up to the specified number of milliseconds for the given |
837 |
> |
* thread to enter a wait state: BLOCKED, WAITING, or TIMED_WAITING. |
838 |
> |
*/ |
839 |
> |
void waitForThreadToEnterWaitState(Thread thread, long timeoutMillis) { |
840 |
> |
long startTime = System.nanoTime(); |
841 |
> |
for (;;) { |
842 |
> |
Thread.State s = thread.getState(); |
843 |
> |
if (s == Thread.State.BLOCKED || |
844 |
> |
s == Thread.State.WAITING || |
845 |
> |
s == Thread.State.TIMED_WAITING) |
846 |
> |
return; |
847 |
> |
else if (s == Thread.State.TERMINATED) |
848 |
> |
fail("Unexpected thread termination"); |
849 |
> |
else if (millisElapsedSince(startTime) > timeoutMillis) { |
850 |
> |
threadAssertTrue(thread.isAlive()); |
851 |
> |
return; |
852 |
> |
} |
853 |
> |
Thread.yield(); |
854 |
> |
} |
855 |
> |
} |
856 |
> |
|
857 |
> |
/** |
858 |
> |
* Waits up to LONG_DELAY_MS for the given thread to enter a wait |
859 |
> |
* state: BLOCKED, WAITING, or TIMED_WAITING. |
860 |
> |
*/ |
861 |
> |
void waitForThreadToEnterWaitState(Thread thread) { |
862 |
> |
waitForThreadToEnterWaitState(thread, LONG_DELAY_MS); |
863 |
> |
} |
864 |
> |
|
865 |
> |
/** |
866 |
> |
* Returns the number of milliseconds since time given by |
867 |
> |
* startNanoTime, which must have been previously returned from a |
868 |
> |
* call to {@link System.nanoTime()}. |
869 |
> |
*/ |
870 |
> |
long millisElapsedSince(long startNanoTime) { |
871 |
> |
return NANOSECONDS.toMillis(System.nanoTime() - startNanoTime); |
872 |
|
} |
873 |
|
|
874 |
|
/** |
875 |
< |
* Returns a new started Thread running the given runnable. |
875 |
> |
* Returns a new started daemon Thread running the given runnable. |
876 |
|
*/ |
877 |
|
Thread newStartedThread(Runnable runnable) { |
878 |
|
Thread t = new Thread(runnable); |
879 |
+ |
t.setDaemon(true); |
880 |
|
t.start(); |
881 |
|
return t; |
882 |
|
} |
883 |
|
|
884 |
+ |
/** |
885 |
+ |
* Waits for the specified time (in milliseconds) for the thread |
886 |
+ |
* to terminate (using {@link Thread#join(long)}), else interrupts |
887 |
+ |
* the thread (in the hope that it may terminate later) and fails. |
888 |
+ |
*/ |
889 |
+ |
void awaitTermination(Thread t, long timeoutMillis) { |
890 |
+ |
try { |
891 |
+ |
t.join(timeoutMillis); |
892 |
+ |
} catch (InterruptedException ie) { |
893 |
+ |
threadUnexpectedException(ie); |
894 |
+ |
} finally { |
895 |
+ |
if (t.getState() != Thread.State.TERMINATED) { |
896 |
+ |
t.interrupt(); |
897 |
+ |
fail("Test timed out"); |
898 |
+ |
} |
899 |
+ |
} |
900 |
+ |
} |
901 |
+ |
|
902 |
+ |
/** |
903 |
+ |
* Waits for LONG_DELAY_MS milliseconds for the thread to |
904 |
+ |
* terminate (using {@link Thread#join(long)}), else interrupts |
905 |
+ |
* the thread (in the hope that it may terminate later) and fails. |
906 |
+ |
*/ |
907 |
+ |
void awaitTermination(Thread t) { |
908 |
+ |
awaitTermination(t, LONG_DELAY_MS); |
909 |
+ |
} |
910 |
+ |
|
911 |
|
// Some convenient Runnable classes |
912 |
|
|
913 |
|
public abstract class CheckedRunnable implements Runnable { |
970 |
|
realRun(); |
971 |
|
threadShouldThrow("InterruptedException"); |
972 |
|
} catch (InterruptedException success) { |
973 |
+ |
threadAssertFalse(Thread.interrupted()); |
974 |
|
} catch (Throwable t) { |
975 |
|
threadUnexpectedException(t); |
976 |
|
} |
985 |
|
return realCall(); |
986 |
|
} catch (Throwable t) { |
987 |
|
threadUnexpectedException(t); |
988 |
+ |
return null; |
989 |
|
} |
592 |
– |
return null; |
990 |
|
} |
991 |
|
} |
992 |
|
|
993 |
< |
public abstract class CheckedInterruptedCallable<T> implements Callable<T> { |
993 |
> |
public abstract class CheckedInterruptedCallable<T> |
994 |
> |
implements Callable<T> { |
995 |
|
protected abstract T realCall() throws Throwable; |
996 |
|
|
997 |
|
public final T call() { |
1000 |
|
threadShouldThrow("InterruptedException"); |
1001 |
|
return result; |
1002 |
|
} catch (InterruptedException success) { |
1003 |
+ |
threadAssertFalse(Thread.interrupted()); |
1004 |
|
} catch (Throwable t) { |
1005 |
|
threadUnexpectedException(t); |
1006 |
|
} |
1024 |
|
|
1025 |
|
public Callable<String> latchAwaitingStringTask(final CountDownLatch latch) { |
1026 |
|
return new CheckedCallable<String>() { |
1027 |
< |
public String realCall() { |
1027 |
> |
protected String realCall() { |
1028 |
|
try { |
1029 |
|
latch.await(); |
1030 |
|
} catch (InterruptedException quittingTime) {} |
1032 |
|
}}; |
1033 |
|
} |
1034 |
|
|
1035 |
+ |
public Runnable awaiter(final CountDownLatch latch) { |
1036 |
+ |
return new CheckedRunnable() { |
1037 |
+ |
public void realRun() throws InterruptedException { |
1038 |
+ |
await(latch); |
1039 |
+ |
}}; |
1040 |
+ |
} |
1041 |
+ |
|
1042 |
+ |
public void await(CountDownLatch latch) { |
1043 |
+ |
try { |
1044 |
+ |
assertTrue(latch.await(LONG_DELAY_MS, MILLISECONDS)); |
1045 |
+ |
} catch (Throwable t) { |
1046 |
+ |
threadUnexpectedException(t); |
1047 |
+ |
} |
1048 |
+ |
} |
1049 |
+ |
|
1050 |
+ |
public void await(Semaphore semaphore) { |
1051 |
+ |
try { |
1052 |
+ |
assertTrue(semaphore.tryAcquire(LONG_DELAY_MS, MILLISECONDS)); |
1053 |
+ |
} catch (Throwable t) { |
1054 |
+ |
threadUnexpectedException(t); |
1055 |
+ |
} |
1056 |
+ |
} |
1057 |
+ |
|
1058 |
+ |
// /** |
1059 |
+ |
// * Spin-waits up to LONG_DELAY_MS until flag becomes true. |
1060 |
+ |
// */ |
1061 |
+ |
// public void await(AtomicBoolean flag) { |
1062 |
+ |
// await(flag, LONG_DELAY_MS); |
1063 |
+ |
// } |
1064 |
+ |
|
1065 |
+ |
// /** |
1066 |
+ |
// * Spin-waits up to the specified timeout until flag becomes true. |
1067 |
+ |
// */ |
1068 |
+ |
// public void await(AtomicBoolean flag, long timeoutMillis) { |
1069 |
+ |
// long startTime = System.nanoTime(); |
1070 |
+ |
// while (!flag.get()) { |
1071 |
+ |
// if (millisElapsedSince(startTime) > timeoutMillis) |
1072 |
+ |
// throw new AssertionFailedError("timed out"); |
1073 |
+ |
// Thread.yield(); |
1074 |
+ |
// } |
1075 |
+ |
// } |
1076 |
+ |
|
1077 |
|
public static class NPETask implements Callable<String> { |
1078 |
|
public String call() { throw new NullPointerException(); } |
1079 |
|
} |
1084 |
|
|
1085 |
|
public class ShortRunnable extends CheckedRunnable { |
1086 |
|
protected void realRun() throws Throwable { |
1087 |
< |
Thread.sleep(SHORT_DELAY_MS); |
1087 |
> |
delay(SHORT_DELAY_MS); |
1088 |
|
} |
1089 |
|
} |
1090 |
|
|
1091 |
|
public class ShortInterruptedRunnable extends CheckedInterruptedRunnable { |
1092 |
|
protected void realRun() throws InterruptedException { |
1093 |
< |
Thread.sleep(SHORT_DELAY_MS); |
1093 |
> |
delay(SHORT_DELAY_MS); |
1094 |
|
} |
1095 |
|
} |
1096 |
|
|
1097 |
|
public class SmallRunnable extends CheckedRunnable { |
1098 |
|
protected void realRun() throws Throwable { |
1099 |
< |
Thread.sleep(SMALL_DELAY_MS); |
1099 |
> |
delay(SMALL_DELAY_MS); |
1100 |
|
} |
1101 |
|
} |
1102 |
|
|
1103 |
|
public class SmallPossiblyInterruptedRunnable extends CheckedRunnable { |
1104 |
|
protected void realRun() { |
1105 |
|
try { |
1106 |
< |
Thread.sleep(SMALL_DELAY_MS); |
1106 |
> |
delay(SMALL_DELAY_MS); |
1107 |
|
} catch (InterruptedException ok) {} |
1108 |
|
} |
1109 |
|
} |
1110 |
|
|
1111 |
|
public class SmallCallable extends CheckedCallable { |
1112 |
|
protected Object realCall() throws InterruptedException { |
1113 |
< |
Thread.sleep(SMALL_DELAY_MS); |
1113 |
> |
delay(SMALL_DELAY_MS); |
1114 |
|
return Boolean.TRUE; |
1115 |
|
} |
1116 |
|
} |
1117 |
|
|
677 |
– |
public class SmallInterruptedRunnable extends CheckedInterruptedRunnable { |
678 |
– |
protected void realRun() throws InterruptedException { |
679 |
– |
Thread.sleep(SMALL_DELAY_MS); |
680 |
– |
} |
681 |
– |
} |
682 |
– |
|
1118 |
|
public class MediumRunnable extends CheckedRunnable { |
1119 |
|
protected void realRun() throws Throwable { |
1120 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
1120 |
> |
delay(MEDIUM_DELAY_MS); |
1121 |
|
} |
1122 |
|
} |
1123 |
|
|
1124 |
|
public class MediumInterruptedRunnable extends CheckedInterruptedRunnable { |
1125 |
|
protected void realRun() throws InterruptedException { |
1126 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
1126 |
> |
delay(MEDIUM_DELAY_MS); |
1127 |
|
} |
1128 |
|
} |
1129 |
|
|
1130 |
+ |
public Runnable possiblyInterruptedRunnable(final long timeoutMillis) { |
1131 |
+ |
return new CheckedRunnable() { |
1132 |
+ |
protected void realRun() { |
1133 |
+ |
try { |
1134 |
+ |
delay(timeoutMillis); |
1135 |
+ |
} catch (InterruptedException ok) {} |
1136 |
+ |
}}; |
1137 |
+ |
} |
1138 |
+ |
|
1139 |
|
public class MediumPossiblyInterruptedRunnable extends CheckedRunnable { |
1140 |
|
protected void realRun() { |
1141 |
|
try { |
1142 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
1142 |
> |
delay(MEDIUM_DELAY_MS); |
1143 |
|
} catch (InterruptedException ok) {} |
1144 |
|
} |
1145 |
|
} |
1147 |
|
public class LongPossiblyInterruptedRunnable extends CheckedRunnable { |
1148 |
|
protected void realRun() { |
1149 |
|
try { |
1150 |
< |
Thread.sleep(LONG_DELAY_MS); |
1150 |
> |
delay(LONG_DELAY_MS); |
1151 |
|
} catch (InterruptedException ok) {} |
1152 |
|
} |
1153 |
|
} |
1161 |
|
} |
1162 |
|
} |
1163 |
|
|
1164 |
+ |
public interface TrackedRunnable extends Runnable { |
1165 |
+ |
boolean isDone(); |
1166 |
+ |
} |
1167 |
+ |
|
1168 |
+ |
public static TrackedRunnable trackedRunnable(final long timeoutMillis) { |
1169 |
+ |
return new TrackedRunnable() { |
1170 |
+ |
private volatile boolean done = false; |
1171 |
+ |
public boolean isDone() { return done; } |
1172 |
+ |
public void run() { |
1173 |
+ |
try { |
1174 |
+ |
delay(timeoutMillis); |
1175 |
+ |
done = true; |
1176 |
+ |
} catch (InterruptedException ok) {} |
1177 |
+ |
} |
1178 |
+ |
}; |
1179 |
+ |
} |
1180 |
+ |
|
1181 |
|
public static class TrackedShortRunnable implements Runnable { |
1182 |
|
public volatile boolean done = false; |
1183 |
|
public void run() { |
1184 |
|
try { |
1185 |
< |
Thread.sleep(SMALL_DELAY_MS); |
1185 |
> |
delay(SHORT_DELAY_MS); |
1186 |
> |
done = true; |
1187 |
> |
} catch (InterruptedException ok) {} |
1188 |
> |
} |
1189 |
> |
} |
1190 |
> |
|
1191 |
> |
public static class TrackedSmallRunnable implements Runnable { |
1192 |
> |
public volatile boolean done = false; |
1193 |
> |
public void run() { |
1194 |
> |
try { |
1195 |
> |
delay(SMALL_DELAY_MS); |
1196 |
|
done = true; |
1197 |
|
} catch (InterruptedException ok) {} |
1198 |
|
} |
1202 |
|
public volatile boolean done = false; |
1203 |
|
public void run() { |
1204 |
|
try { |
1205 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
1205 |
> |
delay(MEDIUM_DELAY_MS); |
1206 |
|
done = true; |
1207 |
|
} catch (InterruptedException ok) {} |
1208 |
|
} |
1212 |
|
public volatile boolean done = false; |
1213 |
|
public void run() { |
1214 |
|
try { |
1215 |
< |
Thread.sleep(LONG_DELAY_MS); |
1215 |
> |
delay(LONG_DELAY_MS); |
1216 |
|
done = true; |
1217 |
|
} catch (InterruptedException ok) {} |
1218 |
|
} |
1229 |
|
public volatile boolean done = false; |
1230 |
|
public Object call() { |
1231 |
|
try { |
1232 |
< |
Thread.sleep(SMALL_DELAY_MS); |
1232 |
> |
delay(SMALL_DELAY_MS); |
1233 |
|
done = true; |
1234 |
|
} catch (InterruptedException ok) {} |
1235 |
|
return Boolean.TRUE; |
1236 |
|
} |
1237 |
|
} |
1238 |
|
|
1239 |
+ |
/** |
1240 |
+ |
* Analog of CheckedRunnable for RecursiveAction |
1241 |
+ |
*/ |
1242 |
+ |
public abstract class CheckedRecursiveAction extends RecursiveAction { |
1243 |
+ |
protected abstract void realCompute() throws Throwable; |
1244 |
+ |
|
1245 |
+ |
@Override protected final void compute() { |
1246 |
+ |
try { |
1247 |
+ |
realCompute(); |
1248 |
+ |
} catch (Throwable t) { |
1249 |
+ |
threadUnexpectedException(t); |
1250 |
+ |
} |
1251 |
+ |
} |
1252 |
+ |
} |
1253 |
+ |
|
1254 |
+ |
/** |
1255 |
+ |
* Analog of CheckedCallable for RecursiveTask |
1256 |
+ |
*/ |
1257 |
+ |
public abstract class CheckedRecursiveTask<T> extends RecursiveTask<T> { |
1258 |
+ |
protected abstract T realCompute() throws Throwable; |
1259 |
+ |
|
1260 |
+ |
@Override protected final T compute() { |
1261 |
+ |
try { |
1262 |
+ |
return realCompute(); |
1263 |
+ |
} catch (Throwable t) { |
1264 |
+ |
threadUnexpectedException(t); |
1265 |
+ |
return null; |
1266 |
+ |
} |
1267 |
+ |
} |
1268 |
+ |
} |
1269 |
|
|
1270 |
|
/** |
1271 |
|
* For use as RejectedExecutionHandler in constructors |
1275 |
|
ThreadPoolExecutor executor) {} |
1276 |
|
} |
1277 |
|
|
1278 |
+ |
/** |
1279 |
+ |
* A CyclicBarrier that uses timed await and fails with |
1280 |
+ |
* AssertionFailedErrors instead of throwing checked exceptions. |
1281 |
+ |
*/ |
1282 |
+ |
public class CheckedBarrier extends CyclicBarrier { |
1283 |
+ |
public CheckedBarrier(int parties) { super(parties); } |
1284 |
+ |
|
1285 |
+ |
public int await() { |
1286 |
+ |
try { |
1287 |
+ |
return super.await(2 * LONG_DELAY_MS, MILLISECONDS); |
1288 |
+ |
} catch (TimeoutException e) { |
1289 |
+ |
throw new AssertionFailedError("timed out"); |
1290 |
+ |
} catch (Exception e) { |
1291 |
+ |
AssertionFailedError afe = |
1292 |
+ |
new AssertionFailedError("Unexpected exception: " + e); |
1293 |
+ |
afe.initCause(e); |
1294 |
+ |
throw afe; |
1295 |
+ |
} |
1296 |
+ |
} |
1297 |
+ |
} |
1298 |
+ |
|
1299 |
+ |
void checkEmpty(BlockingQueue q) { |
1300 |
+ |
try { |
1301 |
+ |
assertTrue(q.isEmpty()); |
1302 |
+ |
assertEquals(0, q.size()); |
1303 |
+ |
assertNull(q.peek()); |
1304 |
+ |
assertNull(q.poll()); |
1305 |
+ |
assertNull(q.poll(0, MILLISECONDS)); |
1306 |
+ |
assertEquals(q.toString(), "[]"); |
1307 |
+ |
assertTrue(Arrays.equals(q.toArray(), new Object[0])); |
1308 |
+ |
assertFalse(q.iterator().hasNext()); |
1309 |
+ |
try { |
1310 |
+ |
q.element(); |
1311 |
+ |
shouldThrow(); |
1312 |
+ |
} catch (NoSuchElementException success) {} |
1313 |
+ |
try { |
1314 |
+ |
q.iterator().next(); |
1315 |
+ |
shouldThrow(); |
1316 |
+ |
} catch (NoSuchElementException success) {} |
1317 |
+ |
try { |
1318 |
+ |
q.remove(); |
1319 |
+ |
shouldThrow(); |
1320 |
+ |
} catch (NoSuchElementException success) {} |
1321 |
+ |
} catch (InterruptedException ie) { |
1322 |
+ |
threadUnexpectedException(ie); |
1323 |
+ |
} |
1324 |
+ |
} |
1325 |
+ |
|
1326 |
+ |
void assertSerialEquals(Object x, Object y) { |
1327 |
+ |
assertTrue(Arrays.equals(serialBytes(x), serialBytes(y))); |
1328 |
+ |
} |
1329 |
+ |
|
1330 |
+ |
void assertNotSerialEquals(Object x, Object y) { |
1331 |
+ |
assertFalse(Arrays.equals(serialBytes(x), serialBytes(y))); |
1332 |
+ |
} |
1333 |
+ |
|
1334 |
+ |
byte[] serialBytes(Object o) { |
1335 |
+ |
try { |
1336 |
+ |
ByteArrayOutputStream bos = new ByteArrayOutputStream(); |
1337 |
+ |
ObjectOutputStream oos = new ObjectOutputStream(bos); |
1338 |
+ |
oos.writeObject(o); |
1339 |
+ |
oos.flush(); |
1340 |
+ |
oos.close(); |
1341 |
+ |
return bos.toByteArray(); |
1342 |
+ |
} catch (Throwable t) { |
1343 |
+ |
threadUnexpectedException(t); |
1344 |
+ |
return new byte[0]; |
1345 |
+ |
} |
1346 |
+ |
} |
1347 |
+ |
|
1348 |
+ |
@SuppressWarnings("unchecked") |
1349 |
+ |
<T> T serialClone(T o) { |
1350 |
+ |
try { |
1351 |
+ |
ObjectInputStream ois = new ObjectInputStream |
1352 |
+ |
(new ByteArrayInputStream(serialBytes(o))); |
1353 |
+ |
T clone = (T) ois.readObject(); |
1354 |
+ |
assertSame(o.getClass(), clone.getClass()); |
1355 |
+ |
return clone; |
1356 |
+ |
} catch (Throwable t) { |
1357 |
+ |
threadUnexpectedException(t); |
1358 |
+ |
return null; |
1359 |
+ |
} |
1360 |
+ |
} |
1361 |
+ |
|
1362 |
+ |
public void assertThrows(Class<? extends Throwable> expectedExceptionClass, |
1363 |
+ |
Runnable... throwingActions) { |
1364 |
+ |
for (Runnable throwingAction : throwingActions) { |
1365 |
+ |
boolean threw = false; |
1366 |
+ |
try { throwingAction.run(); } |
1367 |
+ |
catch (Throwable t) { |
1368 |
+ |
threw = true; |
1369 |
+ |
if (!expectedExceptionClass.isInstance(t)) { |
1370 |
+ |
AssertionFailedError afe = |
1371 |
+ |
new AssertionFailedError |
1372 |
+ |
("Expected " + expectedExceptionClass.getName() + |
1373 |
+ |
", got " + t.getClass().getName()); |
1374 |
+ |
afe.initCause(t); |
1375 |
+ |
threadUnexpectedException(afe); |
1376 |
+ |
} |
1377 |
+ |
} |
1378 |
+ |
if (!threw) |
1379 |
+ |
shouldThrow(expectedExceptionClass.getName()); |
1380 |
+ |
} |
1381 |
+ |
} |
1382 |
|
} |