@Test
public void testVisit() throws Exception {
final BlockingCountDownLatch latch = new BlockingCountDownLatch(3);
IFuture<Void> future1 =
Jobs.getJobManager()
.schedule(
new IRunnable() {
@Override
public void run() throws Exception {
latch.countDownAndBlock();
}
},
Jobs.newInput()
.withRunContext(RunContexts.copyCurrent())
.withExceptionHandling(null, false));
IFuture<Void> future2 =
Jobs.getJobManager()
.schedule(
new IRunnable() {
@Override
public void run() throws Exception {
latch.countDownAndBlock();
}
},
Jobs.newInput()
.withRunContext(RunContexts.copyCurrent())
.withExceptionHandling(null, false));
IFuture<Void> future3 =
Jobs.getJobManager()
.schedule(
new IRunnable() {
@Override
public void run() throws Exception {
latch.countDownAndBlock();
}
},
Jobs.newInput()
.withRunContext(RunContexts.copyCurrent())
.withExceptionHandling(null, false));
assertTrue(latch.await());
// RUN THE TEST
final Set<IFuture<?>> protocol = new HashSet<>();
Jobs.getJobManager()
.visit(
Jobs.newFutureFilterBuilder().andMatchFuture(future1, future2, future3).toFilter(),
new IVisitor<IFuture<?>>() {
@Override
public boolean visit(IFuture<?> future) {
protocol.add(future);
return true;
}
});
// VERIFY
assertEquals(CollectionUtility.hashSet(future1, future2, future3), protocol);
}
@Test
public void testShutdown() throws Exception {
final Set<String> protocol =
Collections.synchronizedSet(
new HashSet<String>()); // synchronized because modified/read by different threads.
final BlockingCountDownLatch setupLatch = new BlockingCountDownLatch(3);
final BlockingCountDownLatch verifyLatch = new BlockingCountDownLatch(3);
Jobs.getJobManager()
.schedule(
new IRunnable() {
@Override
public void run() throws Exception {
try {
setupLatch.countDownAndBlock();
} catch (InterruptedException e) {
protocol.add("interrupted-1");
} finally {
verifyLatch.countDown();
}
}
},
Jobs.newInput()
.withRunContext(RunContexts.copyCurrent())
.withExceptionHandling(null, false));
Jobs.getJobManager()
.schedule(
new IRunnable() {
@Override
public void run() throws Exception {
try {
setupLatch.countDownAndBlock();
} catch (InterruptedException e) {
protocol.add("interrupted-2");
} finally {
verifyLatch.countDown();
}
}
},
Jobs.newInput()
.withRunContext(RunContexts.copyCurrent())
.withExceptionHandling(null, false));
Jobs.getJobManager()
.schedule(
new IRunnable() {
@Override
public void run() throws Exception {
try {
setupLatch.countDownAndBlock();
} catch (InterruptedException e) {
protocol.add("interrupted-3");
} finally {
verifyLatch.countDown();
}
}
},
Jobs.newInput()
.withRunContext(RunContexts.copyCurrent())
.withExceptionHandling(null, false));
assertTrue(setupLatch.await());
// RUN THE TEST
Jobs.getJobManager().shutdown();
// VERIFY
assertTrue(verifyLatch.await());
assertEquals(
CollectionUtility.hashSet("interrupted-1", "interrupted-2", "interrupted-3"), protocol);
try {
Jobs.schedule(mock(IRunnable.class), Jobs.newInput());
fail("AssertionError expected");
} catch (AssertionException e) {
// NOOP
}
}