/** Shutting down the cluster should act as the ExecutorService shutdown */
@Test(expected = RejectedExecutionException.class)
public void testClusterShutdown() throws Exception {
ExecutorService executor = createSingleNodeExecutorService("testClusterShutdown");
shutdownNodeFactory();
Thread.sleep(2000);
assertNotNull(executor);
assertTrue(executor.isShutdown());
assertTrue(executor.isTerminated());
// New tasks must be rejected
Callable<String> task = new BasicTestTask();
executor.submit(task);
}
/** Shutdown-related method behaviour when the cluster is running */
@Test
public void testShutdownBehaviour() throws Exception {
ExecutorService executor = createSingleNodeExecutorService("testShutdownBehaviour");
// Fresh instance, is not shutting down
assertFalse(executor.isShutdown());
assertFalse(executor.isTerminated());
executor.shutdown();
assertTrue(executor.isShutdown());
assertTrue(executor.isTerminated());
// shutdownNow() should return an empty list and be ignored
List<Runnable> pending = executor.shutdownNow();
assertTrue(pending.isEmpty());
assertTrue(executor.isShutdown());
assertTrue(executor.isTerminated());
// awaitTermination() should return immediately false
try {
boolean terminated = executor.awaitTermination(60L, TimeUnit.SECONDS);
assertFalse(terminated);
} catch (InterruptedException ie) {
fail("InterruptedException");
}
assertTrue(executor.isShutdown());
assertTrue(executor.isTerminated());
}