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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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* <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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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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* Runs all JSR166 unit tests using junit.textui.TestRunner |
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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"); |
153 |
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|
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/** |
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* The number of milliseconds that tests are permitted for |
156 |
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* execution without being reported, when profileTests is set. |
157 |
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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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/** |
162 |
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* The number of repetitions per test (for tickling rare bugs). |
163 |
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*/ |
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private static final int runsPerTest = |
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Integer.getInteger("jsr166.runsPerTest", 1); |
166 |
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|
167 |
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/** |
168 |
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* The number of repetitions of the test suite (for finding leaks?). |
169 |
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*/ |
170 |
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private static final int suiteRuns = |
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Integer.getInteger("jsr166.suiteRuns", 1); |
172 |
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|
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public JSR166TestCase() { super(); } |
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public JSR166TestCase(String name) { super(name); } |
175 |
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|
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/** |
177 |
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* A filter for tests to run, matching strings of the form |
178 |
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* methodName(className), e.g. "testInvokeAll5(ForkJoinPoolTest)" |
179 |
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* Usefully combined with jsr166.runsPerTest. |
180 |
> |
*/ |
181 |
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private static final Pattern methodFilter = methodFilter(); |
182 |
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|
183 |
> |
private static Pattern methodFilter() { |
184 |
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String regex = System.getProperty("jsr166.methodFilter"); |
185 |
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return (regex == null) ? null : Pattern.compile(regex); |
186 |
> |
} |
187 |
> |
|
188 |
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protected void runTest() throws Throwable { |
189 |
> |
if (methodFilter == null |
190 |
> |
|| methodFilter.matcher(toString()).find()) { |
191 |
> |
for (int i = 0; i < runsPerTest; i++) { |
192 |
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if (profileTests) |
193 |
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runTestProfiled(); |
194 |
> |
else |
195 |
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super.runTest(); |
196 |
> |
} |
197 |
> |
} |
198 |
> |
} |
199 |
> |
|
200 |
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protected void runTestProfiled() throws Throwable { |
201 |
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// Warmup run, notably to trigger all needed classloading. |
202 |
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super.runTest(); |
203 |
> |
long t0 = System.nanoTime(); |
204 |
> |
try { |
205 |
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super.runTest(); |
206 |
> |
} finally { |
207 |
> |
long elapsedMillis = millisElapsedSince(t0); |
208 |
> |
if (elapsedMillis >= profileThreshold) |
209 |
> |
System.out.printf("%n%s: %d%n", toString(), elapsedMillis); |
210 |
> |
} |
211 |
> |
} |
212 |
> |
|
213 |
> |
/** |
214 |
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* Runs all JSR166 unit tests using junit.textui.TestRunner. |
215 |
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*/ |
216 |
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public static void main(String[] args) { |
217 |
+ |
main(suite(), args); |
218 |
+ |
} |
219 |
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|
220 |
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/** |
221 |
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* Runs all unit tests in the given test suite. |
222 |
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* Actual behavior influenced by jsr166.* system properties. |
223 |
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*/ |
224 |
+ |
static void main(Test suite, String[] args) { |
225 |
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if (useSecurityManager) { |
226 |
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System.err.println("Setting a permissive security manager"); |
227 |
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Policy.setPolicy(permissivePolicy()); |
228 |
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System.setSecurityManager(new SecurityManager()); |
229 |
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} |
230 |
< |
int iters = (args.length == 0) ? 1 : Integer.parseInt(args[0]); |
231 |
< |
|
232 |
< |
Test s = suite(); |
233 |
< |
for (int i = 0; i < iters; ++i) { |
112 |
< |
junit.textui.TestRunner.run(s); |
230 |
> |
for (int i = 0; i < suiteRuns; i++) { |
231 |
> |
TestResult result = junit.textui.TestRunner.run(suite); |
232 |
> |
if (!result.wasSuccessful()) |
233 |
> |
System.exit(1); |
234 |
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System.gc(); |
235 |
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System.runFinalization(); |
236 |
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} |
237 |
< |
System.exit(0); |
237 |
> |
} |
238 |
> |
|
239 |
> |
public static TestSuite newTestSuite(Object... suiteOrClasses) { |
240 |
> |
TestSuite suite = new TestSuite(); |
241 |
> |
for (Object suiteOrClass : suiteOrClasses) { |
242 |
> |
if (suiteOrClass instanceof TestSuite) |
243 |
> |
suite.addTest((TestSuite) suiteOrClass); |
244 |
> |
else if (suiteOrClass instanceof Class) |
245 |
> |
suite.addTest(new TestSuite((Class<?>) suiteOrClass)); |
246 |
> |
else |
247 |
> |
throw new ClassCastException("not a test suite or class"); |
248 |
> |
} |
249 |
> |
return suite; |
250 |
> |
} |
251 |
> |
|
252 |
> |
public static void addNamedTestClasses(TestSuite suite, |
253 |
> |
String... testClassNames) { |
254 |
> |
for (String testClassName : testClassNames) { |
255 |
> |
try { |
256 |
> |
Class<?> testClass = Class.forName(testClassName); |
257 |
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Method m = testClass.getDeclaredMethod("suite", |
258 |
> |
new Class<?>[0]); |
259 |
> |
suite.addTest(newTestSuite((Test)m.invoke(null))); |
260 |
> |
} catch (Exception e) { |
261 |
> |
throw new Error("Missing test class", e); |
262 |
> |
} |
263 |
> |
} |
264 |
> |
} |
265 |
> |
|
266 |
> |
public static final double JAVA_CLASS_VERSION; |
267 |
> |
public static final String JAVA_SPECIFICATION_VERSION; |
268 |
> |
static { |
269 |
> |
try { |
270 |
> |
JAVA_CLASS_VERSION = java.security.AccessController.doPrivileged( |
271 |
> |
new java.security.PrivilegedAction<Double>() { |
272 |
> |
public Double run() { |
273 |
> |
return Double.valueOf(System.getProperty("java.class.version"));}}); |
274 |
> |
JAVA_SPECIFICATION_VERSION = java.security.AccessController.doPrivileged( |
275 |
> |
new java.security.PrivilegedAction<String>() { |
276 |
> |
public String run() { |
277 |
> |
return System.getProperty("java.specification.version");}}); |
278 |
> |
} catch (Throwable t) { |
279 |
> |
throw new Error(t); |
280 |
> |
} |
281 |
> |
} |
282 |
> |
|
283 |
> |
public static boolean atLeastJava6() { return JAVA_CLASS_VERSION >= 50.0; } |
284 |
> |
public static boolean atLeastJava7() { return JAVA_CLASS_VERSION >= 51.0; } |
285 |
> |
public static boolean atLeastJava8() { return JAVA_CLASS_VERSION >= 52.0; } |
286 |
> |
public static boolean atLeastJava9() { |
287 |
> |
return JAVA_CLASS_VERSION >= 53.0 |
288 |
> |
// As of 2015-09, java9 still uses 52.0 class file version |
289 |
> |
|| JAVA_SPECIFICATION_VERSION.matches("^(1\\.)?(9|[0-9][0-9])$"); |
290 |
> |
} |
291 |
> |
public static boolean atLeastJava10() { |
292 |
> |
return JAVA_CLASS_VERSION >= 54.0 |
293 |
> |
|| JAVA_SPECIFICATION_VERSION.matches("^(1\\.)?[0-9][0-9]$"); |
294 |
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} |
295 |
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|
296 |
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/** |
297 |
< |
* Collects all JSR166 unit tests as one suite |
297 |
> |
* Collects all JSR166 unit tests as one suite. |
298 |
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*/ |
299 |
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public static Test suite() { |
300 |
< |
TestSuite suite = new TestSuite("JSR166 Unit Tests"); |
301 |
< |
|
302 |
< |
suite.addTest(ForkJoinPoolTest.suite()); |
303 |
< |
suite.addTest(ForkJoinTaskTest.suite()); |
304 |
< |
suite.addTest(RecursiveActionTest.suite()); |
305 |
< |
suite.addTest(RecursiveTaskTest.suite()); |
306 |
< |
suite.addTest(LinkedTransferQueueTest.suite()); |
307 |
< |
suite.addTest(PhaserTest.suite()); |
308 |
< |
suite.addTest(ThreadLocalRandomTest.suite()); |
309 |
< |
suite.addTest(AbstractExecutorServiceTest.suite()); |
310 |
< |
suite.addTest(AbstractQueueTest.suite()); |
311 |
< |
suite.addTest(AbstractQueuedSynchronizerTest.suite()); |
312 |
< |
suite.addTest(AbstractQueuedLongSynchronizerTest.suite()); |
313 |
< |
suite.addTest(ArrayBlockingQueueTest.suite()); |
314 |
< |
suite.addTest(ArrayDequeTest.suite()); |
315 |
< |
suite.addTest(AtomicBooleanTest.suite()); |
316 |
< |
suite.addTest(AtomicIntegerArrayTest.suite()); |
317 |
< |
suite.addTest(AtomicIntegerFieldUpdaterTest.suite()); |
318 |
< |
suite.addTest(AtomicIntegerTest.suite()); |
319 |
< |
suite.addTest(AtomicLongArrayTest.suite()); |
320 |
< |
suite.addTest(AtomicLongFieldUpdaterTest.suite()); |
321 |
< |
suite.addTest(AtomicLongTest.suite()); |
322 |
< |
suite.addTest(AtomicMarkableReferenceTest.suite()); |
323 |
< |
suite.addTest(AtomicReferenceArrayTest.suite()); |
324 |
< |
suite.addTest(AtomicReferenceFieldUpdaterTest.suite()); |
325 |
< |
suite.addTest(AtomicReferenceTest.suite()); |
326 |
< |
suite.addTest(AtomicStampedReferenceTest.suite()); |
327 |
< |
suite.addTest(ConcurrentHashMapTest.suite()); |
328 |
< |
suite.addTest(ConcurrentLinkedDequeTest.suite()); |
329 |
< |
suite.addTest(ConcurrentLinkedQueueTest.suite()); |
330 |
< |
suite.addTest(ConcurrentSkipListMapTest.suite()); |
331 |
< |
suite.addTest(ConcurrentSkipListSubMapTest.suite()); |
332 |
< |
suite.addTest(ConcurrentSkipListSetTest.suite()); |
333 |
< |
suite.addTest(ConcurrentSkipListSubSetTest.suite()); |
334 |
< |
suite.addTest(CopyOnWriteArrayListTest.suite()); |
335 |
< |
suite.addTest(CopyOnWriteArraySetTest.suite()); |
336 |
< |
suite.addTest(CountDownLatchTest.suite()); |
337 |
< |
suite.addTest(CyclicBarrierTest.suite()); |
338 |
< |
suite.addTest(DelayQueueTest.suite()); |
339 |
< |
suite.addTest(EntryTest.suite()); |
340 |
< |
suite.addTest(ExchangerTest.suite()); |
341 |
< |
suite.addTest(ExecutorsTest.suite()); |
342 |
< |
suite.addTest(ExecutorCompletionServiceTest.suite()); |
343 |
< |
suite.addTest(FutureTaskTest.suite()); |
344 |
< |
suite.addTest(LinkedBlockingDequeTest.suite()); |
345 |
< |
suite.addTest(LinkedBlockingQueueTest.suite()); |
346 |
< |
suite.addTest(LinkedListTest.suite()); |
347 |
< |
suite.addTest(LockSupportTest.suite()); |
348 |
< |
suite.addTest(PriorityBlockingQueueTest.suite()); |
349 |
< |
suite.addTest(PriorityQueueTest.suite()); |
350 |
< |
suite.addTest(ReentrantLockTest.suite()); |
351 |
< |
suite.addTest(ReentrantReadWriteLockTest.suite()); |
352 |
< |
suite.addTest(ScheduledExecutorTest.suite()); |
353 |
< |
suite.addTest(ScheduledExecutorSubclassTest.suite()); |
354 |
< |
suite.addTest(SemaphoreTest.suite()); |
355 |
< |
suite.addTest(SynchronousQueueTest.suite()); |
356 |
< |
suite.addTest(SystemTest.suite()); |
357 |
< |
suite.addTest(ThreadLocalTest.suite()); |
358 |
< |
suite.addTest(ThreadPoolExecutorTest.suite()); |
359 |
< |
suite.addTest(ThreadPoolExecutorSubclassTest.suite()); |
360 |
< |
suite.addTest(ThreadTest.suite()); |
361 |
< |
suite.addTest(TimeUnitTest.suite()); |
362 |
< |
suite.addTest(TreeMapTest.suite()); |
363 |
< |
suite.addTest(TreeSetTest.suite()); |
364 |
< |
suite.addTest(TreeSubMapTest.suite()); |
365 |
< |
suite.addTest(TreeSubSetTest.suite()); |
300 |
> |
// Java7+ test classes |
301 |
> |
TestSuite suite = newTestSuite( |
302 |
> |
ForkJoinPoolTest.suite(), |
303 |
> |
ForkJoinTaskTest.suite(), |
304 |
> |
RecursiveActionTest.suite(), |
305 |
> |
RecursiveTaskTest.suite(), |
306 |
> |
LinkedTransferQueueTest.suite(), |
307 |
> |
PhaserTest.suite(), |
308 |
> |
ThreadLocalRandomTest.suite(), |
309 |
> |
AbstractExecutorServiceTest.suite(), |
310 |
> |
AbstractQueueTest.suite(), |
311 |
> |
AbstractQueuedSynchronizerTest.suite(), |
312 |
> |
AbstractQueuedLongSynchronizerTest.suite(), |
313 |
> |
ArrayBlockingQueueTest.suite(), |
314 |
> |
ArrayDequeTest.suite(), |
315 |
> |
AtomicBooleanTest.suite(), |
316 |
> |
AtomicIntegerArrayTest.suite(), |
317 |
> |
AtomicIntegerFieldUpdaterTest.suite(), |
318 |
> |
AtomicIntegerTest.suite(), |
319 |
> |
AtomicLongArrayTest.suite(), |
320 |
> |
AtomicLongFieldUpdaterTest.suite(), |
321 |
> |
AtomicLongTest.suite(), |
322 |
> |
AtomicMarkableReferenceTest.suite(), |
323 |
> |
AtomicReferenceArrayTest.suite(), |
324 |
> |
AtomicReferenceFieldUpdaterTest.suite(), |
325 |
> |
AtomicReferenceTest.suite(), |
326 |
> |
AtomicStampedReferenceTest.suite(), |
327 |
> |
ConcurrentHashMapTest.suite(), |
328 |
> |
ConcurrentLinkedDequeTest.suite(), |
329 |
> |
ConcurrentLinkedQueueTest.suite(), |
330 |
> |
ConcurrentSkipListMapTest.suite(), |
331 |
> |
ConcurrentSkipListSubMapTest.suite(), |
332 |
> |
ConcurrentSkipListSetTest.suite(), |
333 |
> |
ConcurrentSkipListSubSetTest.suite(), |
334 |
> |
CopyOnWriteArrayListTest.suite(), |
335 |
> |
CopyOnWriteArraySetTest.suite(), |
336 |
> |
CountDownLatchTest.suite(), |
337 |
> |
CyclicBarrierTest.suite(), |
338 |
> |
DelayQueueTest.suite(), |
339 |
> |
EntryTest.suite(), |
340 |
> |
ExchangerTest.suite(), |
341 |
> |
ExecutorsTest.suite(), |
342 |
> |
ExecutorCompletionServiceTest.suite(), |
343 |
> |
FutureTaskTest.suite(), |
344 |
> |
LinkedBlockingDequeTest.suite(), |
345 |
> |
LinkedBlockingQueueTest.suite(), |
346 |
> |
LinkedListTest.suite(), |
347 |
> |
LockSupportTest.suite(), |
348 |
> |
PriorityBlockingQueueTest.suite(), |
349 |
> |
PriorityQueueTest.suite(), |
350 |
> |
ReentrantLockTest.suite(), |
351 |
> |
ReentrantReadWriteLockTest.suite(), |
352 |
> |
ScheduledExecutorTest.suite(), |
353 |
> |
ScheduledExecutorSubclassTest.suite(), |
354 |
> |
SemaphoreTest.suite(), |
355 |
> |
SynchronousQueueTest.suite(), |
356 |
> |
SystemTest.suite(), |
357 |
> |
ThreadLocalTest.suite(), |
358 |
> |
ThreadPoolExecutorTest.suite(), |
359 |
> |
ThreadPoolExecutorSubclassTest.suite(), |
360 |
> |
ThreadTest.suite(), |
361 |
> |
TimeUnitTest.suite(), |
362 |
> |
TreeMapTest.suite(), |
363 |
> |
TreeSetTest.suite(), |
364 |
> |
TreeSubMapTest.suite(), |
365 |
> |
TreeSubSetTest.suite()); |
366 |
> |
|
367 |
> |
// Java8+ test classes |
368 |
> |
if (atLeastJava8()) { |
369 |
> |
String[] java8TestClassNames = { |
370 |
> |
"Atomic8Test", |
371 |
> |
"CompletableFutureTest", |
372 |
> |
"ConcurrentHashMap8Test", |
373 |
> |
"CountedCompleterTest", |
374 |
> |
"DoubleAccumulatorTest", |
375 |
> |
"DoubleAdderTest", |
376 |
> |
"ForkJoinPool8Test", |
377 |
> |
"ForkJoinTask8Test", |
378 |
> |
"LongAccumulatorTest", |
379 |
> |
"LongAdderTest", |
380 |
> |
"SplittableRandomTest", |
381 |
> |
"StampedLockTest", |
382 |
> |
"ThreadLocalRandom8Test", |
383 |
> |
}; |
384 |
> |
addNamedTestClasses(suite, java8TestClassNames); |
385 |
> |
} |
386 |
> |
|
387 |
> |
// Java9+ test classes |
388 |
> |
if (atLeastJava9()) { |
389 |
> |
String[] java9TestClassNames = { |
390 |
> |
// Currently empty |
391 |
> |
}; |
392 |
> |
addNamedTestClasses(suite, java9TestClassNames); |
393 |
> |
} |
394 |
|
|
395 |
|
return suite; |
396 |
|
} |
397 |
|
|
398 |
+ |
/** Returns list of junit-style test method names in given class. */ |
399 |
+ |
public static ArrayList<String> testMethodNames(Class<?> testClass) { |
400 |
+ |
Method[] methods = testClass.getDeclaredMethods(); |
401 |
+ |
ArrayList<String> names = new ArrayList<String>(methods.length); |
402 |
+ |
for (Method method : methods) { |
403 |
+ |
if (method.getName().startsWith("test") |
404 |
+ |
&& Modifier.isPublic(method.getModifiers()) |
405 |
+ |
// method.getParameterCount() requires jdk8+ |
406 |
+ |
&& method.getParameterTypes().length == 0) { |
407 |
+ |
names.add(method.getName()); |
408 |
+ |
} |
409 |
+ |
} |
410 |
+ |
return names; |
411 |
+ |
} |
412 |
+ |
|
413 |
+ |
/** |
414 |
+ |
* Returns junit-style testSuite for the given test class, but |
415 |
+ |
* parameterized by passing extra data to each test. |
416 |
+ |
*/ |
417 |
+ |
public static <ExtraData> Test parameterizedTestSuite |
418 |
+ |
(Class<? extends JSR166TestCase> testClass, |
419 |
+ |
Class<ExtraData> dataClass, |
420 |
+ |
ExtraData data) { |
421 |
+ |
try { |
422 |
+ |
TestSuite suite = new TestSuite(); |
423 |
+ |
Constructor c = |
424 |
+ |
testClass.getDeclaredConstructor(dataClass, String.class); |
425 |
+ |
for (String methodName : testMethodNames(testClass)) |
426 |
+ |
suite.addTest((Test) c.newInstance(data, methodName)); |
427 |
+ |
return suite; |
428 |
+ |
} catch (Exception e) { |
429 |
+ |
throw new Error(e); |
430 |
+ |
} |
431 |
+ |
} |
432 |
+ |
|
433 |
+ |
/** |
434 |
+ |
* Returns junit-style testSuite for the jdk8 extension of the |
435 |
+ |
* given test class, but parameterized by passing extra data to |
436 |
+ |
* each test. Uses reflection to allow compilation in jdk7. |
437 |
+ |
*/ |
438 |
+ |
public static <ExtraData> Test jdk8ParameterizedTestSuite |
439 |
+ |
(Class<? extends JSR166TestCase> testClass, |
440 |
+ |
Class<ExtraData> dataClass, |
441 |
+ |
ExtraData data) { |
442 |
+ |
if (atLeastJava8()) { |
443 |
+ |
String name = testClass.getName(); |
444 |
+ |
String name8 = name.replaceAll("Test$", "8Test"); |
445 |
+ |
if (name.equals(name8)) throw new Error(name); |
446 |
+ |
try { |
447 |
+ |
return (Test) |
448 |
+ |
Class.forName(name8) |
449 |
+ |
.getMethod("testSuite", new Class[] { dataClass }) |
450 |
+ |
.invoke(null, data); |
451 |
+ |
} catch (Exception e) { |
452 |
+ |
throw new Error(e); |
453 |
+ |
} |
454 |
+ |
} else { |
455 |
+ |
return new TestSuite(); |
456 |
+ |
} |
457 |
+ |
|
458 |
+ |
} |
459 |
+ |
|
460 |
+ |
// Delays for timing-dependent tests, in milliseconds. |
461 |
|
|
462 |
|
public static long SHORT_DELAY_MS; |
463 |
|
public static long SMALL_DELAY_MS; |
464 |
|
public static long MEDIUM_DELAY_MS; |
465 |
|
public static long LONG_DELAY_MS; |
466 |
|
|
199 |
– |
|
467 |
|
/** |
468 |
|
* Returns the shortest timed delay. This could |
469 |
|
* be reimplemented to use for example a Property. |
472 |
|
return 50; |
473 |
|
} |
474 |
|
|
208 |
– |
|
475 |
|
/** |
476 |
|
* Sets delays as multiples of SHORT_DELAY. |
477 |
|
*/ |
479 |
|
SHORT_DELAY_MS = getShortDelay(); |
480 |
|
SMALL_DELAY_MS = SHORT_DELAY_MS * 5; |
481 |
|
MEDIUM_DELAY_MS = SHORT_DELAY_MS * 10; |
482 |
< |
LONG_DELAY_MS = SHORT_DELAY_MS * 50; |
482 |
> |
LONG_DELAY_MS = SHORT_DELAY_MS * 200; |
483 |
> |
} |
484 |
> |
|
485 |
> |
/** |
486 |
> |
* Returns a timeout in milliseconds to be used in tests that |
487 |
> |
* verify that operations block or time out. |
488 |
> |
*/ |
489 |
> |
long timeoutMillis() { |
490 |
> |
return SHORT_DELAY_MS / 4; |
491 |
> |
} |
492 |
> |
|
493 |
> |
/** |
494 |
> |
* Returns a new Date instance representing a time at least |
495 |
> |
* delayMillis milliseconds in the future. |
496 |
> |
*/ |
497 |
> |
Date delayedDate(long delayMillis) { |
498 |
> |
// Add 1 because currentTimeMillis is known to round into the past. |
499 |
> |
return new Date(System.currentTimeMillis() + delayMillis + 1); |
500 |
|
} |
501 |
|
|
502 |
|
/** |
520 |
|
} |
521 |
|
|
522 |
|
/** |
523 |
+ |
* Extra checks that get done for all test cases. |
524 |
+ |
* |
525 |
|
* Triggers test case failure if any thread assertions have failed, |
526 |
|
* by rethrowing, in the test harness thread, any exception recorded |
527 |
|
* earlier by threadRecordFailure. |
528 |
+ |
* |
529 |
+ |
* Triggers test case failure if interrupt status is set in the main thread. |
530 |
|
*/ |
531 |
|
public void tearDown() throws Exception { |
532 |
< |
Throwable t = threadFailure.get(); |
532 |
> |
Throwable t = threadFailure.getAndSet(null); |
533 |
|
if (t != null) { |
534 |
|
if (t instanceof Error) |
535 |
|
throw (Error) t; |
537 |
|
throw (RuntimeException) t; |
538 |
|
else if (t instanceof Exception) |
539 |
|
throw (Exception) t; |
540 |
< |
else |
541 |
< |
throw new AssertionError(t); |
540 |
> |
else { |
541 |
> |
AssertionFailedError afe = |
542 |
> |
new AssertionFailedError(t.toString()); |
543 |
> |
afe.initCause(t); |
544 |
> |
throw afe; |
545 |
> |
} |
546 |
> |
} |
547 |
> |
|
548 |
> |
if (Thread.interrupted()) |
549 |
> |
throw new AssertionFailedError("interrupt status set in main thread"); |
550 |
> |
|
551 |
> |
checkForkJoinPoolThreadLeaks(); |
552 |
> |
} |
553 |
> |
|
554 |
> |
/** |
555 |
> |
* Finds missing try { ... } finally { joinPool(e); } |
556 |
> |
*/ |
557 |
> |
void checkForkJoinPoolThreadLeaks() throws InterruptedException { |
558 |
> |
Thread[] survivors = new Thread[5]; |
559 |
> |
int count = Thread.enumerate(survivors); |
560 |
> |
for (int i = 0; i < count; i++) { |
561 |
> |
Thread thread = survivors[i]; |
562 |
> |
String name = thread.getName(); |
563 |
> |
if (name.startsWith("ForkJoinPool-")) { |
564 |
> |
// give thread some time to terminate |
565 |
> |
thread.join(LONG_DELAY_MS); |
566 |
> |
if (!thread.isAlive()) continue; |
567 |
> |
throw new AssertionFailedError |
568 |
> |
(String.format("Found leaked ForkJoinPool thread test=%s thread=%s%n", |
569 |
> |
toString(), name)); |
570 |
> |
} |
571 |
|
} |
572 |
|
} |
573 |
|
|
574 |
|
/** |
575 |
|
* Just like fail(reason), but additionally recording (using |
576 |
< |
* threadRecordFailure) any AssertionError thrown, so that the current |
577 |
< |
* testcase will fail. |
576 |
> |
* threadRecordFailure) any AssertionFailedError thrown, so that |
577 |
> |
* the current testcase will fail. |
578 |
|
*/ |
579 |
|
public void threadFail(String reason) { |
580 |
|
try { |
581 |
|
fail(reason); |
582 |
< |
} catch (Throwable t) { |
582 |
> |
} catch (AssertionFailedError t) { |
583 |
|
threadRecordFailure(t); |
584 |
|
fail(reason); |
585 |
|
} |
587 |
|
|
588 |
|
/** |
589 |
|
* Just like assertTrue(b), but additionally recording (using |
590 |
< |
* threadRecordFailure) any AssertionError thrown, so that the current |
591 |
< |
* testcase will fail. |
590 |
> |
* threadRecordFailure) any AssertionFailedError thrown, so that |
591 |
> |
* the current testcase will fail. |
592 |
|
*/ |
593 |
|
public void threadAssertTrue(boolean b) { |
594 |
|
try { |
595 |
|
assertTrue(b); |
596 |
< |
} catch (AssertionError t) { |
596 |
> |
} catch (AssertionFailedError t) { |
597 |
|
threadRecordFailure(t); |
598 |
|
throw t; |
599 |
|
} |
601 |
|
|
602 |
|
/** |
603 |
|
* Just like assertFalse(b), but additionally recording (using |
604 |
< |
* threadRecordFailure) any AssertionError thrown, so that the |
605 |
< |
* current testcase will fail. |
604 |
> |
* threadRecordFailure) any AssertionFailedError thrown, so that |
605 |
> |
* the current testcase will fail. |
606 |
|
*/ |
607 |
|
public void threadAssertFalse(boolean b) { |
608 |
|
try { |
609 |
|
assertFalse(b); |
610 |
< |
} catch (AssertionError t) { |
610 |
> |
} catch (AssertionFailedError t) { |
611 |
|
threadRecordFailure(t); |
612 |
|
throw t; |
613 |
|
} |
615 |
|
|
616 |
|
/** |
617 |
|
* Just like assertNull(x), but additionally recording (using |
618 |
< |
* threadRecordFailure) any AssertionError thrown, so that the |
619 |
< |
* current testcase will fail. |
618 |
> |
* threadRecordFailure) any AssertionFailedError thrown, so that |
619 |
> |
* the current testcase will fail. |
620 |
|
*/ |
621 |
|
public void threadAssertNull(Object x) { |
622 |
|
try { |
623 |
|
assertNull(x); |
624 |
< |
} catch (AssertionError t) { |
624 |
> |
} catch (AssertionFailedError t) { |
625 |
|
threadRecordFailure(t); |
626 |
|
throw t; |
627 |
|
} |
629 |
|
|
630 |
|
/** |
631 |
|
* Just like assertEquals(x, y), but additionally recording (using |
632 |
< |
* threadRecordFailure) any AssertionError thrown, so that the |
633 |
< |
* current testcase will fail. |
632 |
> |
* threadRecordFailure) any AssertionFailedError thrown, so that |
633 |
> |
* the current testcase will fail. |
634 |
|
*/ |
635 |
|
public void threadAssertEquals(long x, long y) { |
636 |
|
try { |
637 |
|
assertEquals(x, y); |
638 |
< |
} catch (AssertionError t) { |
638 |
> |
} catch (AssertionFailedError t) { |
639 |
|
threadRecordFailure(t); |
640 |
|
throw t; |
641 |
|
} |
643 |
|
|
644 |
|
/** |
645 |
|
* Just like assertEquals(x, y), but additionally recording (using |
646 |
< |
* threadRecordFailure) any AssertionError thrown, so that the |
647 |
< |
* current testcase will fail. |
646 |
> |
* threadRecordFailure) any AssertionFailedError thrown, so that |
647 |
> |
* the current testcase will fail. |
648 |
|
*/ |
649 |
|
public void threadAssertEquals(Object x, Object y) { |
650 |
|
try { |
651 |
|
assertEquals(x, y); |
652 |
< |
} catch (AssertionError t) { |
653 |
< |
threadRecordFailure(t); |
654 |
< |
throw t; |
652 |
> |
} catch (AssertionFailedError fail) { |
653 |
> |
threadRecordFailure(fail); |
654 |
> |
throw fail; |
655 |
> |
} catch (Throwable fail) { |
656 |
> |
threadUnexpectedException(fail); |
657 |
|
} |
658 |
|
} |
659 |
|
|
660 |
|
/** |
661 |
|
* Just like assertSame(x, y), but additionally recording (using |
662 |
< |
* threadRecordFailure) any AssertionError thrown, so that the |
663 |
< |
* current testcase will fail. |
662 |
> |
* threadRecordFailure) any AssertionFailedError thrown, so that |
663 |
> |
* the current testcase will fail. |
664 |
|
*/ |
665 |
|
public void threadAssertSame(Object x, Object y) { |
666 |
|
try { |
667 |
|
assertSame(x, y); |
668 |
< |
} catch (AssertionError t) { |
669 |
< |
threadRecordFailure(t); |
670 |
< |
throw t; |
668 |
> |
} catch (AssertionFailedError fail) { |
669 |
> |
threadRecordFailure(fail); |
670 |
> |
throw fail; |
671 |
|
} |
672 |
|
} |
673 |
|
|
686 |
|
} |
687 |
|
|
688 |
|
/** |
689 |
< |
* Calls threadFail with message "Unexpected exception" + ex. |
689 |
> |
* Records the given exception using {@link #threadRecordFailure}, |
690 |
> |
* then rethrows the exception, wrapping it in an |
691 |
> |
* AssertionFailedError if necessary. |
692 |
|
*/ |
693 |
|
public void threadUnexpectedException(Throwable t) { |
694 |
|
threadRecordFailure(t); |
695 |
|
t.printStackTrace(); |
376 |
– |
// Rethrow, wrapping in an AssertionError if necessary |
696 |
|
if (t instanceof RuntimeException) |
697 |
|
throw (RuntimeException) t; |
698 |
|
else if (t instanceof Error) |
699 |
|
throw (Error) t; |
700 |
|
else { |
701 |
< |
AssertionError ae = new AssertionError("unexpected exception: " + t); |
702 |
< |
t.initCause(t); |
703 |
< |
throw ae; |
701 |
> |
AssertionFailedError afe = |
702 |
> |
new AssertionFailedError("unexpected exception: " + t); |
703 |
> |
afe.initCause(t); |
704 |
> |
throw afe; |
705 |
> |
} |
706 |
> |
} |
707 |
> |
|
708 |
> |
/** |
709 |
> |
* Delays, via Thread.sleep, for the given millisecond delay, but |
710 |
> |
* if the sleep is shorter than specified, may re-sleep or yield |
711 |
> |
* until time elapses. |
712 |
> |
*/ |
713 |
> |
static void delay(long millis) throws InterruptedException { |
714 |
> |
long startTime = System.nanoTime(); |
715 |
> |
long ns = millis * 1000 * 1000; |
716 |
> |
for (;;) { |
717 |
> |
if (millis > 0L) |
718 |
> |
Thread.sleep(millis); |
719 |
> |
else // too short to sleep |
720 |
> |
Thread.yield(); |
721 |
> |
long d = ns - (System.nanoTime() - startTime); |
722 |
> |
if (d > 0L) |
723 |
> |
millis = d / (1000 * 1000); |
724 |
> |
else |
725 |
> |
break; |
726 |
|
} |
727 |
|
} |
728 |
|
|
729 |
|
/** |
730 |
|
* Waits out termination of a thread pool or fails doing so. |
731 |
|
*/ |
732 |
< |
public void joinPool(ExecutorService exec) { |
732 |
> |
void joinPool(ExecutorService pool) { |
733 |
|
try { |
734 |
< |
exec.shutdown(); |
735 |
< |
assertTrue("ExecutorService did not terminate in a timely manner", |
736 |
< |
exec.awaitTermination(LONG_DELAY_MS, MILLISECONDS)); |
734 |
> |
pool.shutdown(); |
735 |
> |
if (!pool.awaitTermination(2 * LONG_DELAY_MS, MILLISECONDS)) |
736 |
> |
fail("ExecutorService " + pool + |
737 |
> |
" did not terminate in a timely manner"); |
738 |
|
} catch (SecurityException ok) { |
739 |
|
// Allowed in case test doesn't have privs |
740 |
< |
} catch (InterruptedException ie) { |
740 |
> |
} catch (InterruptedException fail) { |
741 |
> |
fail("Unexpected InterruptedException"); |
742 |
> |
} |
743 |
> |
} |
744 |
> |
|
745 |
> |
/** Like Runnable, but with the freedom to throw anything */ |
746 |
> |
interface Thunk { public void run() throws Throwable; } |
747 |
> |
|
748 |
> |
/** |
749 |
> |
* Runs all the given tasks in parallel, failing if any fail. |
750 |
> |
* Useful for running multiple variants of tests that are |
751 |
> |
* necessarily individually slow because they must block. |
752 |
> |
*/ |
753 |
> |
void testInParallel(Thunk ... thunks) { |
754 |
> |
ExecutorService pool = Executors.newCachedThreadPool(); |
755 |
> |
try { |
756 |
> |
ArrayList<Future<?>> futures = new ArrayList<>(thunks.length); |
757 |
> |
for (final Thunk thunk : thunks) |
758 |
> |
futures.add(pool.submit(new CheckedRunnable() { |
759 |
> |
public void realRun() throws Throwable { thunk.run();}})); |
760 |
> |
for (Future<?> future : futures) |
761 |
> |
try { |
762 |
> |
assertNull(future.get(LONG_DELAY_MS, MILLISECONDS)); |
763 |
> |
} catch (ExecutionException ex) { |
764 |
> |
threadUnexpectedException(ex.getCause()); |
765 |
> |
} catch (Exception ex) { |
766 |
> |
threadUnexpectedException(ex); |
767 |
> |
} |
768 |
> |
} finally { |
769 |
> |
joinPool(pool); |
770 |
> |
} |
771 |
> |
} |
772 |
> |
|
773 |
> |
/** |
774 |
> |
* A debugging tool to print all stack traces, as jstack does. |
775 |
> |
*/ |
776 |
> |
static void printAllStackTraces() { |
777 |
> |
for (ThreadInfo info : |
778 |
> |
ManagementFactory.getThreadMXBean() |
779 |
> |
.dumpAllThreads(true, true)) |
780 |
> |
System.err.print(info); |
781 |
> |
} |
782 |
> |
|
783 |
> |
/** |
784 |
> |
* Checks that thread does not terminate within the default |
785 |
> |
* millisecond delay of {@code timeoutMillis()}. |
786 |
> |
*/ |
787 |
> |
void assertThreadStaysAlive(Thread thread) { |
788 |
> |
assertThreadStaysAlive(thread, timeoutMillis()); |
789 |
> |
} |
790 |
> |
|
791 |
> |
/** |
792 |
> |
* Checks that thread does not terminate within the given millisecond delay. |
793 |
> |
*/ |
794 |
> |
void assertThreadStaysAlive(Thread thread, long millis) { |
795 |
> |
try { |
796 |
> |
// No need to optimize the failing case via Thread.join. |
797 |
> |
delay(millis); |
798 |
> |
assertTrue(thread.isAlive()); |
799 |
> |
} catch (InterruptedException fail) { |
800 |
|
fail("Unexpected InterruptedException"); |
801 |
|
} |
802 |
|
} |
803 |
|
|
804 |
+ |
/** |
805 |
+ |
* Checks that the threads do not terminate within the default |
806 |
+ |
* millisecond delay of {@code timeoutMillis()}. |
807 |
+ |
*/ |
808 |
+ |
void assertThreadsStayAlive(Thread... threads) { |
809 |
+ |
assertThreadsStayAlive(timeoutMillis(), threads); |
810 |
+ |
} |
811 |
+ |
|
812 |
+ |
/** |
813 |
+ |
* Checks that the threads do not terminate within the given millisecond delay. |
814 |
+ |
*/ |
815 |
+ |
void assertThreadsStayAlive(long millis, Thread... threads) { |
816 |
+ |
try { |
817 |
+ |
// No need to optimize the failing case via Thread.join. |
818 |
+ |
delay(millis); |
819 |
+ |
for (Thread thread : threads) |
820 |
+ |
assertTrue(thread.isAlive()); |
821 |
+ |
} catch (InterruptedException fail) { |
822 |
+ |
fail("Unexpected InterruptedException"); |
823 |
+ |
} |
824 |
+ |
} |
825 |
+ |
|
826 |
+ |
/** |
827 |
+ |
* Checks that future.get times out, with the default timeout of |
828 |
+ |
* {@code timeoutMillis()}. |
829 |
+ |
*/ |
830 |
+ |
void assertFutureTimesOut(Future future) { |
831 |
+ |
assertFutureTimesOut(future, timeoutMillis()); |
832 |
+ |
} |
833 |
+ |
|
834 |
+ |
/** |
835 |
+ |
* Checks that future.get times out, with the given millisecond timeout. |
836 |
+ |
*/ |
837 |
+ |
void assertFutureTimesOut(Future future, long timeoutMillis) { |
838 |
+ |
long startTime = System.nanoTime(); |
839 |
+ |
try { |
840 |
+ |
future.get(timeoutMillis, MILLISECONDS); |
841 |
+ |
shouldThrow(); |
842 |
+ |
} catch (TimeoutException success) { |
843 |
+ |
} catch (Exception fail) { |
844 |
+ |
threadUnexpectedException(fail); |
845 |
+ |
} finally { future.cancel(true); } |
846 |
+ |
assertTrue(millisElapsedSince(startTime) >= timeoutMillis); |
847 |
+ |
} |
848 |
|
|
849 |
|
/** |
850 |
|
* Fails with message "should throw exception". |
861 |
|
} |
862 |
|
|
863 |
|
/** |
419 |
– |
* Fails with message "Unexpected exception: " + ex. |
420 |
– |
*/ |
421 |
– |
public void unexpectedException(Throwable ex) { |
422 |
– |
ex.printStackTrace(); |
423 |
– |
fail("Unexpected exception: " + ex); |
424 |
– |
} |
425 |
– |
|
426 |
– |
|
427 |
– |
/** |
864 |
|
* The number of elements to place in collections, arrays, etc. |
865 |
|
*/ |
866 |
|
public static final int SIZE = 20; |
885 |
|
public static final Integer m6 = new Integer(-6); |
886 |
|
public static final Integer m10 = new Integer(-10); |
887 |
|
|
452 |
– |
|
888 |
|
/** |
889 |
|
* Runs Runnable r with a security policy that permits precisely |
890 |
|
* the specified permissions. If there is no current security |
896 |
|
SecurityManager sm = System.getSecurityManager(); |
897 |
|
if (sm == null) { |
898 |
|
r.run(); |
899 |
+ |
} |
900 |
+ |
runWithSecurityManagerWithPermissions(r, permissions); |
901 |
+ |
} |
902 |
+ |
|
903 |
+ |
/** |
904 |
+ |
* Runs Runnable r with a security policy that permits precisely |
905 |
+ |
* the specified permissions. If there is no current security |
906 |
+ |
* manager, a temporary one is set for the duration of the |
907 |
+ |
* Runnable. We require that any security manager permit |
908 |
+ |
* getPolicy/setPolicy. |
909 |
+ |
*/ |
910 |
+ |
public void runWithSecurityManagerWithPermissions(Runnable r, |
911 |
+ |
Permission... permissions) { |
912 |
+ |
SecurityManager sm = System.getSecurityManager(); |
913 |
+ |
if (sm == null) { |
914 |
|
Policy savedPolicy = Policy.getPolicy(); |
915 |
|
try { |
916 |
|
Policy.setPolicy(permissivePolicy()); |
917 |
|
System.setSecurityManager(new SecurityManager()); |
918 |
< |
runWithPermissions(r, permissions); |
918 |
> |
runWithSecurityManagerWithPermissions(r, permissions); |
919 |
|
} finally { |
920 |
|
System.setSecurityManager(null); |
921 |
|
Policy.setPolicy(savedPolicy); |
963 |
|
return perms.implies(p); |
964 |
|
} |
965 |
|
public void refresh() {} |
966 |
+ |
public String toString() { |
967 |
+ |
List<Permission> ps = new ArrayList<Permission>(); |
968 |
+ |
for (Enumeration<Permission> e = perms.elements(); e.hasMoreElements();) |
969 |
+ |
ps.add(e.nextElement()); |
970 |
+ |
return "AdjustablePolicy with permissions " + ps; |
971 |
+ |
} |
972 |
|
} |
973 |
|
|
974 |
|
/** |
991 |
|
} |
992 |
|
|
993 |
|
/** |
994 |
< |
* Sleep until the timeout has elapsed, or interrupted. |
995 |
< |
* Does <em>NOT</em> throw InterruptedException. |
994 |
> |
* Sleeps until the given time has elapsed. |
995 |
> |
* Throws AssertionFailedError if interrupted. |
996 |
> |
*/ |
997 |
> |
void sleep(long millis) { |
998 |
> |
try { |
999 |
> |
delay(millis); |
1000 |
> |
} catch (InterruptedException fail) { |
1001 |
> |
AssertionFailedError afe = |
1002 |
> |
new AssertionFailedError("Unexpected InterruptedException"); |
1003 |
> |
afe.initCause(fail); |
1004 |
> |
throw afe; |
1005 |
> |
} |
1006 |
> |
} |
1007 |
> |
|
1008 |
> |
/** |
1009 |
> |
* Spin-waits up to the specified number of milliseconds for the given |
1010 |
> |
* thread to enter a wait state: BLOCKED, WAITING, or TIMED_WAITING. |
1011 |
> |
*/ |
1012 |
> |
void waitForThreadToEnterWaitState(Thread thread, long timeoutMillis) { |
1013 |
> |
long startTime = System.nanoTime(); |
1014 |
> |
for (;;) { |
1015 |
> |
Thread.State s = thread.getState(); |
1016 |
> |
if (s == Thread.State.BLOCKED || |
1017 |
> |
s == Thread.State.WAITING || |
1018 |
> |
s == Thread.State.TIMED_WAITING) |
1019 |
> |
return; |
1020 |
> |
else if (s == Thread.State.TERMINATED) |
1021 |
> |
fail("Unexpected thread termination"); |
1022 |
> |
else if (millisElapsedSince(startTime) > timeoutMillis) { |
1023 |
> |
threadAssertTrue(thread.isAlive()); |
1024 |
> |
return; |
1025 |
> |
} |
1026 |
> |
Thread.yield(); |
1027 |
> |
} |
1028 |
> |
} |
1029 |
> |
|
1030 |
> |
/** |
1031 |
> |
* Waits up to LONG_DELAY_MS for the given thread to enter a wait |
1032 |
> |
* state: BLOCKED, WAITING, or TIMED_WAITING. |
1033 |
> |
*/ |
1034 |
> |
void waitForThreadToEnterWaitState(Thread thread) { |
1035 |
> |
waitForThreadToEnterWaitState(thread, LONG_DELAY_MS); |
1036 |
> |
} |
1037 |
> |
|
1038 |
> |
/** |
1039 |
> |
* Returns the number of milliseconds since time given by |
1040 |
> |
* startNanoTime, which must have been previously returned from a |
1041 |
> |
* call to {@link System#nanoTime()}. |
1042 |
> |
*/ |
1043 |
> |
static long millisElapsedSince(long startNanoTime) { |
1044 |
> |
return NANOSECONDS.toMillis(System.nanoTime() - startNanoTime); |
1045 |
> |
} |
1046 |
> |
|
1047 |
> |
// void assertTerminatesPromptly(long timeoutMillis, Runnable r) { |
1048 |
> |
// long startTime = System.nanoTime(); |
1049 |
> |
// try { |
1050 |
> |
// r.run(); |
1051 |
> |
// } catch (Throwable fail) { threadUnexpectedException(fail); } |
1052 |
> |
// if (millisElapsedSince(startTime) > timeoutMillis/2) |
1053 |
> |
// throw new AssertionFailedError("did not return promptly"); |
1054 |
> |
// } |
1055 |
> |
|
1056 |
> |
// void assertTerminatesPromptly(Runnable r) { |
1057 |
> |
// assertTerminatesPromptly(LONG_DELAY_MS/2, r); |
1058 |
> |
// } |
1059 |
> |
|
1060 |
> |
/** |
1061 |
> |
* Checks that timed f.get() returns the expected value, and does not |
1062 |
> |
* wait for the timeout to elapse before returning. |
1063 |
|
*/ |
1064 |
< |
void sleepTillInterrupted(long timeoutMillis) { |
1064 |
> |
<T> void checkTimedGet(Future<T> f, T expectedValue, long timeoutMillis) { |
1065 |
> |
long startTime = System.nanoTime(); |
1066 |
|
try { |
1067 |
< |
Thread.sleep(timeoutMillis); |
1068 |
< |
} catch (InterruptedException wakeup) {} |
1067 |
> |
assertEquals(expectedValue, f.get(timeoutMillis, MILLISECONDS)); |
1068 |
> |
} catch (Throwable fail) { threadUnexpectedException(fail); } |
1069 |
> |
if (millisElapsedSince(startTime) > timeoutMillis/2) |
1070 |
> |
throw new AssertionFailedError("timed get did not return promptly"); |
1071 |
> |
} |
1072 |
> |
|
1073 |
> |
<T> void checkTimedGet(Future<T> f, T expectedValue) { |
1074 |
> |
checkTimedGet(f, expectedValue, LONG_DELAY_MS); |
1075 |
|
} |
1076 |
|
|
1077 |
|
/** |
1078 |
< |
* Returns a new started Thread running the given runnable. |
1078 |
> |
* Returns a new started daemon Thread running the given runnable. |
1079 |
|
*/ |
1080 |
|
Thread newStartedThread(Runnable runnable) { |
1081 |
|
Thread t = new Thread(runnable); |
1082 |
+ |
t.setDaemon(true); |
1083 |
|
t.start(); |
1084 |
|
return t; |
1085 |
|
} |
1086 |
|
|
1087 |
+ |
/** |
1088 |
+ |
* Waits for the specified time (in milliseconds) for the thread |
1089 |
+ |
* to terminate (using {@link Thread#join(long)}), else interrupts |
1090 |
+ |
* the thread (in the hope that it may terminate later) and fails. |
1091 |
+ |
*/ |
1092 |
+ |
void awaitTermination(Thread t, long timeoutMillis) { |
1093 |
+ |
try { |
1094 |
+ |
t.join(timeoutMillis); |
1095 |
+ |
} catch (InterruptedException fail) { |
1096 |
+ |
threadUnexpectedException(fail); |
1097 |
+ |
} finally { |
1098 |
+ |
if (t.getState() != Thread.State.TERMINATED) { |
1099 |
+ |
t.interrupt(); |
1100 |
+ |
fail("Test timed out"); |
1101 |
+ |
} |
1102 |
+ |
} |
1103 |
+ |
} |
1104 |
+ |
|
1105 |
+ |
/** |
1106 |
+ |
* Waits for LONG_DELAY_MS milliseconds for the thread to |
1107 |
+ |
* terminate (using {@link Thread#join(long)}), else interrupts |
1108 |
+ |
* the thread (in the hope that it may terminate later) and fails. |
1109 |
+ |
*/ |
1110 |
+ |
void awaitTermination(Thread t) { |
1111 |
+ |
awaitTermination(t, LONG_DELAY_MS); |
1112 |
+ |
} |
1113 |
+ |
|
1114 |
|
// Some convenient Runnable classes |
1115 |
|
|
1116 |
|
public abstract class CheckedRunnable implements Runnable { |
1119 |
|
public final void run() { |
1120 |
|
try { |
1121 |
|
realRun(); |
1122 |
< |
} catch (Throwable t) { |
1123 |
< |
threadUnexpectedException(t); |
1122 |
> |
} catch (Throwable fail) { |
1123 |
> |
threadUnexpectedException(fail); |
1124 |
|
} |
1125 |
|
} |
1126 |
|
} |
1173 |
|
realRun(); |
1174 |
|
threadShouldThrow("InterruptedException"); |
1175 |
|
} catch (InterruptedException success) { |
1176 |
< |
} catch (Throwable t) { |
1177 |
< |
threadUnexpectedException(t); |
1176 |
> |
threadAssertFalse(Thread.interrupted()); |
1177 |
> |
} catch (Throwable fail) { |
1178 |
> |
threadUnexpectedException(fail); |
1179 |
|
} |
1180 |
|
} |
1181 |
|
} |
1186 |
|
public final T call() { |
1187 |
|
try { |
1188 |
|
return realCall(); |
1189 |
< |
} catch (Throwable t) { |
1190 |
< |
threadUnexpectedException(t); |
1189 |
> |
} catch (Throwable fail) { |
1190 |
> |
threadUnexpectedException(fail); |
1191 |
|
return null; |
1192 |
|
} |
1193 |
|
} |
1203 |
|
threadShouldThrow("InterruptedException"); |
1204 |
|
return result; |
1205 |
|
} catch (InterruptedException success) { |
1206 |
< |
} catch (Throwable t) { |
1207 |
< |
threadUnexpectedException(t); |
1206 |
> |
threadAssertFalse(Thread.interrupted()); |
1207 |
> |
} catch (Throwable fail) { |
1208 |
> |
threadUnexpectedException(fail); |
1209 |
|
} |
1210 |
|
return null; |
1211 |
|
} |
1227 |
|
|
1228 |
|
public Callable<String> latchAwaitingStringTask(final CountDownLatch latch) { |
1229 |
|
return new CheckedCallable<String>() { |
1230 |
< |
public String realCall() { |
1230 |
> |
protected String realCall() { |
1231 |
|
try { |
1232 |
|
latch.await(); |
1233 |
|
} catch (InterruptedException quittingTime) {} |
1235 |
|
}}; |
1236 |
|
} |
1237 |
|
|
1238 |
+ |
public Runnable awaiter(final CountDownLatch latch) { |
1239 |
+ |
return new CheckedRunnable() { |
1240 |
+ |
public void realRun() throws InterruptedException { |
1241 |
+ |
await(latch); |
1242 |
+ |
}}; |
1243 |
+ |
} |
1244 |
+ |
|
1245 |
+ |
public void await(CountDownLatch latch) { |
1246 |
+ |
try { |
1247 |
+ |
assertTrue(latch.await(LONG_DELAY_MS, MILLISECONDS)); |
1248 |
+ |
} catch (Throwable fail) { |
1249 |
+ |
threadUnexpectedException(fail); |
1250 |
+ |
} |
1251 |
+ |
} |
1252 |
+ |
|
1253 |
+ |
public void await(Semaphore semaphore) { |
1254 |
+ |
try { |
1255 |
+ |
assertTrue(semaphore.tryAcquire(LONG_DELAY_MS, MILLISECONDS)); |
1256 |
+ |
} catch (Throwable fail) { |
1257 |
+ |
threadUnexpectedException(fail); |
1258 |
+ |
} |
1259 |
+ |
} |
1260 |
+ |
|
1261 |
+ |
// /** |
1262 |
+ |
// * Spin-waits up to LONG_DELAY_MS until flag becomes true. |
1263 |
+ |
// */ |
1264 |
+ |
// public void await(AtomicBoolean flag) { |
1265 |
+ |
// await(flag, LONG_DELAY_MS); |
1266 |
+ |
// } |
1267 |
+ |
|
1268 |
+ |
// /** |
1269 |
+ |
// * Spin-waits up to the specified timeout until flag becomes true. |
1270 |
+ |
// */ |
1271 |
+ |
// public void await(AtomicBoolean flag, long timeoutMillis) { |
1272 |
+ |
// long startTime = System.nanoTime(); |
1273 |
+ |
// while (!flag.get()) { |
1274 |
+ |
// if (millisElapsedSince(startTime) > timeoutMillis) |
1275 |
+ |
// throw new AssertionFailedError("timed out"); |
1276 |
+ |
// Thread.yield(); |
1277 |
+ |
// } |
1278 |
+ |
// } |
1279 |
+ |
|
1280 |
|
public static class NPETask implements Callable<String> { |
1281 |
|
public String call() { throw new NullPointerException(); } |
1282 |
|
} |
1287 |
|
|
1288 |
|
public class ShortRunnable extends CheckedRunnable { |
1289 |
|
protected void realRun() throws Throwable { |
1290 |
< |
Thread.sleep(SHORT_DELAY_MS); |
1290 |
> |
delay(SHORT_DELAY_MS); |
1291 |
|
} |
1292 |
|
} |
1293 |
|
|
1294 |
|
public class ShortInterruptedRunnable extends CheckedInterruptedRunnable { |
1295 |
|
protected void realRun() throws InterruptedException { |
1296 |
< |
Thread.sleep(SHORT_DELAY_MS); |
1296 |
> |
delay(SHORT_DELAY_MS); |
1297 |
|
} |
1298 |
|
} |
1299 |
|
|
1300 |
|
public class SmallRunnable extends CheckedRunnable { |
1301 |
|
protected void realRun() throws Throwable { |
1302 |
< |
Thread.sleep(SMALL_DELAY_MS); |
1302 |
> |
delay(SMALL_DELAY_MS); |
1303 |
|
} |
1304 |
|
} |
1305 |
|
|
1306 |
|
public class SmallPossiblyInterruptedRunnable extends CheckedRunnable { |
1307 |
|
protected void realRun() { |
1308 |
|
try { |
1309 |
< |
Thread.sleep(SMALL_DELAY_MS); |
1309 |
> |
delay(SMALL_DELAY_MS); |
1310 |
|
} catch (InterruptedException ok) {} |
1311 |
|
} |
1312 |
|
} |
1313 |
|
|
1314 |
|
public class SmallCallable extends CheckedCallable { |
1315 |
|
protected Object realCall() throws InterruptedException { |
1316 |
< |
Thread.sleep(SMALL_DELAY_MS); |
1316 |
> |
delay(SMALL_DELAY_MS); |
1317 |
|
return Boolean.TRUE; |
1318 |
|
} |
1319 |
|
} |
1320 |
|
|
719 |
– |
public class SmallInterruptedRunnable extends CheckedInterruptedRunnable { |
720 |
– |
protected void realRun() throws InterruptedException { |
721 |
– |
Thread.sleep(SMALL_DELAY_MS); |
722 |
– |
} |
723 |
– |
} |
724 |
– |
|
1321 |
|
public class MediumRunnable extends CheckedRunnable { |
1322 |
|
protected void realRun() throws Throwable { |
1323 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
1323 |
> |
delay(MEDIUM_DELAY_MS); |
1324 |
|
} |
1325 |
|
} |
1326 |
|
|
1327 |
|
public class MediumInterruptedRunnable extends CheckedInterruptedRunnable { |
1328 |
|
protected void realRun() throws InterruptedException { |
1329 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
1329 |
> |
delay(MEDIUM_DELAY_MS); |
1330 |
|
} |
1331 |
|
} |
1332 |
|
|
1333 |
+ |
public Runnable possiblyInterruptedRunnable(final long timeoutMillis) { |
1334 |
+ |
return new CheckedRunnable() { |
1335 |
+ |
protected void realRun() { |
1336 |
+ |
try { |
1337 |
+ |
delay(timeoutMillis); |
1338 |
+ |
} catch (InterruptedException ok) {} |
1339 |
+ |
}}; |
1340 |
+ |
} |
1341 |
+ |
|
1342 |
|
public class MediumPossiblyInterruptedRunnable extends CheckedRunnable { |
1343 |
|
protected void realRun() { |
1344 |
|
try { |
1345 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
1345 |
> |
delay(MEDIUM_DELAY_MS); |
1346 |
|
} catch (InterruptedException ok) {} |
1347 |
|
} |
1348 |
|
} |
1350 |
|
public class LongPossiblyInterruptedRunnable extends CheckedRunnable { |
1351 |
|
protected void realRun() { |
1352 |
|
try { |
1353 |
< |
Thread.sleep(LONG_DELAY_MS); |
1353 |
> |
delay(LONG_DELAY_MS); |
1354 |
|
} catch (InterruptedException ok) {} |
1355 |
|
} |
1356 |
|
} |
1364 |
|
} |
1365 |
|
} |
1366 |
|
|
1367 |
+ |
public interface TrackedRunnable extends Runnable { |
1368 |
+ |
boolean isDone(); |
1369 |
+ |
} |
1370 |
+ |
|
1371 |
+ |
public static TrackedRunnable trackedRunnable(final long timeoutMillis) { |
1372 |
+ |
return new TrackedRunnable() { |
1373 |
+ |
private volatile boolean done = false; |
1374 |
+ |
public boolean isDone() { return done; } |
1375 |
+ |
public void run() { |
1376 |
+ |
try { |
1377 |
+ |
delay(timeoutMillis); |
1378 |
+ |
done = true; |
1379 |
+ |
} catch (InterruptedException ok) {} |
1380 |
+ |
} |
1381 |
+ |
}; |
1382 |
+ |
} |
1383 |
+ |
|
1384 |
|
public static class TrackedShortRunnable implements Runnable { |
1385 |
|
public volatile boolean done = false; |
1386 |
|
public void run() { |
1387 |
|
try { |
1388 |
< |
Thread.sleep(SMALL_DELAY_MS); |
1388 |
> |
delay(SHORT_DELAY_MS); |
1389 |
> |
done = true; |
1390 |
> |
} catch (InterruptedException ok) {} |
1391 |
> |
} |
1392 |
> |
} |
1393 |
> |
|
1394 |
> |
public static class TrackedSmallRunnable implements Runnable { |
1395 |
> |
public volatile boolean done = false; |
1396 |
> |
public void run() { |
1397 |
> |
try { |
1398 |
> |
delay(SMALL_DELAY_MS); |
1399 |
|
done = true; |
1400 |
|
} catch (InterruptedException ok) {} |
1401 |
|
} |
1405 |
|
public volatile boolean done = false; |
1406 |
|
public void run() { |
1407 |
|
try { |
1408 |
< |
Thread.sleep(MEDIUM_DELAY_MS); |
1408 |
> |
delay(MEDIUM_DELAY_MS); |
1409 |
|
done = true; |
1410 |
|
} catch (InterruptedException ok) {} |
1411 |
|
} |
1415 |
|
public volatile boolean done = false; |
1416 |
|
public void run() { |
1417 |
|
try { |
1418 |
< |
Thread.sleep(LONG_DELAY_MS); |
1418 |
> |
delay(LONG_DELAY_MS); |
1419 |
|
done = true; |
1420 |
|
} catch (InterruptedException ok) {} |
1421 |
|
} |
1432 |
|
public volatile boolean done = false; |
1433 |
|
public Object call() { |
1434 |
|
try { |
1435 |
< |
Thread.sleep(SMALL_DELAY_MS); |
1435 |
> |
delay(SMALL_DELAY_MS); |
1436 |
|
done = true; |
1437 |
|
} catch (InterruptedException ok) {} |
1438 |
|
return Boolean.TRUE; |
1445 |
|
public abstract class CheckedRecursiveAction extends RecursiveAction { |
1446 |
|
protected abstract void realCompute() throws Throwable; |
1447 |
|
|
1448 |
< |
public final void compute() { |
1448 |
> |
@Override protected final void compute() { |
1449 |
|
try { |
1450 |
|
realCompute(); |
1451 |
< |
} catch (Throwable t) { |
1452 |
< |
threadUnexpectedException(t); |
1451 |
> |
} catch (Throwable fail) { |
1452 |
> |
threadUnexpectedException(fail); |
1453 |
|
} |
1454 |
|
} |
1455 |
|
} |
1460 |
|
public abstract class CheckedRecursiveTask<T> extends RecursiveTask<T> { |
1461 |
|
protected abstract T realCompute() throws Throwable; |
1462 |
|
|
1463 |
< |
public final T compute() { |
1463 |
> |
@Override protected final T compute() { |
1464 |
|
try { |
1465 |
|
return realCompute(); |
1466 |
< |
} catch (Throwable t) { |
1467 |
< |
threadUnexpectedException(t); |
1466 |
> |
} catch (Throwable fail) { |
1467 |
> |
threadUnexpectedException(fail); |
1468 |
|
return null; |
1469 |
|
} |
1470 |
|
} |
1478 |
|
ThreadPoolExecutor executor) {} |
1479 |
|
} |
1480 |
|
|
1481 |
+ |
/** |
1482 |
+ |
* A CyclicBarrier that uses timed await and fails with |
1483 |
+ |
* AssertionFailedErrors instead of throwing checked exceptions. |
1484 |
+ |
*/ |
1485 |
+ |
public class CheckedBarrier extends CyclicBarrier { |
1486 |
+ |
public CheckedBarrier(int parties) { super(parties); } |
1487 |
+ |
|
1488 |
+ |
public int await() { |
1489 |
+ |
try { |
1490 |
+ |
return super.await(2 * LONG_DELAY_MS, MILLISECONDS); |
1491 |
+ |
} catch (TimeoutException timedOut) { |
1492 |
+ |
throw new AssertionFailedError("timed out"); |
1493 |
+ |
} catch (Exception fail) { |
1494 |
+ |
AssertionFailedError afe = |
1495 |
+ |
new AssertionFailedError("Unexpected exception: " + fail); |
1496 |
+ |
afe.initCause(fail); |
1497 |
+ |
throw afe; |
1498 |
+ |
} |
1499 |
+ |
} |
1500 |
+ |
} |
1501 |
+ |
|
1502 |
+ |
void checkEmpty(BlockingQueue q) { |
1503 |
+ |
try { |
1504 |
+ |
assertTrue(q.isEmpty()); |
1505 |
+ |
assertEquals(0, q.size()); |
1506 |
+ |
assertNull(q.peek()); |
1507 |
+ |
assertNull(q.poll()); |
1508 |
+ |
assertNull(q.poll(0, MILLISECONDS)); |
1509 |
+ |
assertEquals(q.toString(), "[]"); |
1510 |
+ |
assertTrue(Arrays.equals(q.toArray(), new Object[0])); |
1511 |
+ |
assertFalse(q.iterator().hasNext()); |
1512 |
+ |
try { |
1513 |
+ |
q.element(); |
1514 |
+ |
shouldThrow(); |
1515 |
+ |
} catch (NoSuchElementException success) {} |
1516 |
+ |
try { |
1517 |
+ |
q.iterator().next(); |
1518 |
+ |
shouldThrow(); |
1519 |
+ |
} catch (NoSuchElementException success) {} |
1520 |
+ |
try { |
1521 |
+ |
q.remove(); |
1522 |
+ |
shouldThrow(); |
1523 |
+ |
} catch (NoSuchElementException success) {} |
1524 |
+ |
} catch (InterruptedException fail) { threadUnexpectedException(fail); } |
1525 |
+ |
} |
1526 |
+ |
|
1527 |
+ |
void assertSerialEquals(Object x, Object y) { |
1528 |
+ |
assertTrue(Arrays.equals(serialBytes(x), serialBytes(y))); |
1529 |
+ |
} |
1530 |
+ |
|
1531 |
+ |
void assertNotSerialEquals(Object x, Object y) { |
1532 |
+ |
assertFalse(Arrays.equals(serialBytes(x), serialBytes(y))); |
1533 |
+ |
} |
1534 |
+ |
|
1535 |
+ |
byte[] serialBytes(Object o) { |
1536 |
+ |
try { |
1537 |
+ |
ByteArrayOutputStream bos = new ByteArrayOutputStream(); |
1538 |
+ |
ObjectOutputStream oos = new ObjectOutputStream(bos); |
1539 |
+ |
oos.writeObject(o); |
1540 |
+ |
oos.flush(); |
1541 |
+ |
oos.close(); |
1542 |
+ |
return bos.toByteArray(); |
1543 |
+ |
} catch (Throwable fail) { |
1544 |
+ |
threadUnexpectedException(fail); |
1545 |
+ |
return new byte[0]; |
1546 |
+ |
} |
1547 |
+ |
} |
1548 |
+ |
|
1549 |
+ |
@SuppressWarnings("unchecked") |
1550 |
+ |
<T> T serialClone(T o) { |
1551 |
+ |
try { |
1552 |
+ |
ObjectInputStream ois = new ObjectInputStream |
1553 |
+ |
(new ByteArrayInputStream(serialBytes(o))); |
1554 |
+ |
T clone = (T) ois.readObject(); |
1555 |
+ |
assertSame(o.getClass(), clone.getClass()); |
1556 |
+ |
return clone; |
1557 |
+ |
} catch (Throwable fail) { |
1558 |
+ |
threadUnexpectedException(fail); |
1559 |
+ |
return null; |
1560 |
+ |
} |
1561 |
+ |
} |
1562 |
+ |
|
1563 |
+ |
public void assertThrows(Class<? extends Throwable> expectedExceptionClass, |
1564 |
+ |
Runnable... throwingActions) { |
1565 |
+ |
for (Runnable throwingAction : throwingActions) { |
1566 |
+ |
boolean threw = false; |
1567 |
+ |
try { throwingAction.run(); } |
1568 |
+ |
catch (Throwable t) { |
1569 |
+ |
threw = true; |
1570 |
+ |
if (!expectedExceptionClass.isInstance(t)) { |
1571 |
+ |
AssertionFailedError afe = |
1572 |
+ |
new AssertionFailedError |
1573 |
+ |
("Expected " + expectedExceptionClass.getName() + |
1574 |
+ |
", got " + t.getClass().getName()); |
1575 |
+ |
afe.initCause(t); |
1576 |
+ |
threadUnexpectedException(afe); |
1577 |
+ |
} |
1578 |
+ |
} |
1579 |
+ |
if (!threw) |
1580 |
+ |
shouldThrow(expectedExceptionClass.getName()); |
1581 |
+ |
} |
1582 |
+ |
} |
1583 |
+ |
|
1584 |
+ |
public void assertIteratorExhausted(Iterator<?> it) { |
1585 |
+ |
try { |
1586 |
+ |
it.next(); |
1587 |
+ |
shouldThrow(); |
1588 |
+ |
} catch (NoSuchElementException success) {} |
1589 |
+ |
assertFalse(it.hasNext()); |
1590 |
+ |
} |
1591 |
|
} |