Examples with TestTimedOutException org.junit.runners.model.TestTimedOutException used on opensource projects

Example 6 with TestTimedOutException

use of org.junit.runners.model.TestTimedOutException in project dspot by STAMP-project.

the class MethodsAssertGenerator method makeFailureTest.

/**
 * Adds surrounding try/catch/fail in a failing test.
 *
 * @param test Failing test method to amplify
 * @param failure Test's failure description
 * @return New amplified test
 */
protected CtMethod<?> makeFailureTest(CtMethod<?> test, Failure failure) {
    CtMethod cloneMethodTest = AmplificationHelper.cloneTestMethodForAmp(test, "");
    cloneMethodTest.setSimpleName(test.getSimpleName());
    Factory factory = cloneMethodTest.getFactory();
    Throwable exception = failure.getException();
    if (// TestTimedOutException means infinite loop
    exception instanceof TestTimedOutException || exception instanceof AssertionError) {
        // AssertionError means that some assertion remained in the test: TODO
        return null;
    }
    Class exceptionClass;
    if (exception == null) {
        exceptionClass = Exception.class;
    } else {
        exceptionClass = exception.getClass();
    }
    CtTry tryBlock = factory.Core().createTry();
    tryBlock.setBody(cloneMethodTest.getBody());
    String snippet = "org.junit.Assert.fail(\"" + test.getSimpleName() + " should have thrown " + exceptionClass.getSimpleName() + "\")";
    tryBlock.getBody().addStatement(factory.Code().createCodeSnippetStatement(snippet));
    DSpotUtils.addComment(tryBlock, "AssertGenerator generate try/catch block with fail statement", CtComment.CommentType.INLINE);
    CtCatch ctCatch = factory.Core().createCatch();
    CtTypeReference exceptionType = factory.Type().createReference(exceptionClass);
    ctCatch.setParameter(factory.Code().createCatchVariable(exceptionType, "eee"));
    ctCatch.setBody(factory.Core().createBlock());
    List<CtCatch> catchers = new ArrayList<>(1);
    catchers.add(ctCatch);
    tryBlock.setCatchers(catchers);
    CtBlock body = factory.Core().createBlock();
    body.addStatement(tryBlock);
    cloneMethodTest.setBody(body);
    cloneMethodTest.setSimpleName(cloneMethodTest.getSimpleName() + "_failAssert" + (numberOfFail++));
    Counter.updateAssertionOf(cloneMethodTest, 1);
    return cloneMethodTest;
}

Example 7 with TestTimedOutException

use of org.junit.runners.model.TestTimedOutException in project indy by Commonjava.

the class ThreadDumper method timeoutRule.

public static TestRule timeoutRule(int timeout, TimeUnit units) {
    return (base, description) -> new Statement() {

        public void evaluate() throws Throwable {
            System.out.printf("Setting up timeout: %d %s to wrap: %s\n", timeout, units, base);
            AtomicReference<Throwable> error = new AtomicReference<>();
            CountDownLatch latch = new CountDownLatch(1);
            FutureTask<Void> task = new FutureTask<>(() -> {
                try {
                    latch.countDown();
                    base.evaluate();
                } catch (Throwable t) {
                    error.set(t);
                }
                return null;
            });
            ThreadGroup tg = new ThreadGroup("Test Timeout Group");
            Thread t = new Thread(tg, task, "Test Timeout Thread");
            t.setDaemon(true);
            t.start();
            try {
                System.out.println("Waiting for test to start.");
                latch.await();
            } catch (InterruptedException e) {
                error.set(e);
            }
            if (error.get() == null) {
                try {
                    System.out.println("Waiting for test to complete (or timeout)");
                    task.get(timeout, units);
                } catch (InterruptedException e) {
                    error.set(e);
                } catch (ExecutionException e) {
                    error.set(e.getCause());
                } catch (TimeoutException e) {
                    System.out.printf("Test timeout %d %s expired!\n", timeout, units.name());
                    dumpThreads();
                    StackTraceElement[] stackTrace = t.getStackTrace();
                    Exception currThreadException = new TestTimedOutException(timeout, units);
                    if (stackTrace != null) {
                        currThreadException.setStackTrace(stackTrace);
                        t.interrupt();
                    }
                    throw currThreadException;
                }
            }
            Throwable throwable = error.get();
            if (throwable != null) {
                throw throwable;
            }
        }
    };
}

Example 8 with TestTimedOutException

use of org.junit.runners.model.TestTimedOutException in project junit4 by junit-team.

the class FailOnTimeout method createTimeoutException.

private Exception createTimeoutException(Thread thread) {
    StackTraceElement[] stackTrace = thread.getStackTrace();
    final Thread stuckThread = lookForStuckThread ? getStuckThread(thread) : null;
    Exception currThreadException = new TestTimedOutException(timeout, timeUnit);
    if (stackTrace != null) {
        currThreadException.setStackTrace(stackTrace);
        thread.interrupt();
    }
    if (stuckThread != null) {
        Exception stuckThreadException = new Exception("Appears to be stuck in thread " + stuckThread.getName());
        stuckThreadException.setStackTrace(getStackTrace(stuckThread));
        return new MultipleFailureException(Arrays.<Throwable>asList(currThreadException, stuckThreadException));
    } else {
        return currThreadException;
    }
}

Example 9 with TestTimedOutException

use of org.junit.runners.model.TestTimedOutException in project junit4 by junit-team.

the class FailOnTimeoutTest method stackTraceContainsRealCauseOfTimeout.

@Test
public void stackTraceContainsRealCauseOfTimeout() {
    TestTimedOutException timedOutException = assertThrows(TestTimedOutException.class, run(failAfter50Ms(new StuckStatement())));
    StackTraceElement[] stackTrace = timedOutException.getStackTrace();
    boolean stackTraceContainsTheRealCauseOfTheTimeout = false;
    boolean stackTraceContainsOtherThanTheRealCauseOfTheTimeout = false;
    for (StackTraceElement element : stackTrace) {
        String methodName = element.getMethodName();
        if ("theRealCauseOfTheTimeout".equals(methodName)) {
            stackTraceContainsTheRealCauseOfTheTimeout = true;
        }
        if ("notTheRealCauseOfTheTimeout".equals(methodName)) {
            stackTraceContainsOtherThanTheRealCauseOfTheTimeout = true;
        }
    }
    assertTrue("Stack trace does not contain the real cause of the timeout", stackTraceContainsTheRealCauseOfTheTimeout);
    assertFalse("Stack trace contains other than the real cause of the timeout, which can be very misleading", stackTraceContainsOtherThanTheRealCauseOfTheTimeout);
}

Example 10 with TestTimedOutException

use of org.junit.runners.model.TestTimedOutException in project junit4 by junit-team.

the class FailOnTimeoutTest method throwsExceptionWithTimeoutValueAndTimeUnitSet.

@Test
public void throwsExceptionWithTimeoutValueAndTimeUnitSet() {
    TestTimedOutException e = assertThrows(TestTimedOutException.class, run(failAfter50Ms(new RunForASecond())));
    assertEquals(50, e.getTimeout());
    assertEquals(MILLISECONDS, e.getTimeUnit());
}