@Test
public void testInitSequence() {
UIDSequencer seq = uidGeneratorService.getSequencer();
seq.getNext("mySequence");
seq.getNext("mySequence");
seq.initSequence("mySequence", 1);
assertTrue(seq.getNext("mySequence") > 1);
seq.initSequence("mySequence", 10);
assertTrue(seq.getNext("mySequence") > 10);
assertTrue(seq.getNextLong("mySequence") > 10);
}
@Test
public void testIncrement() throws Exception {
UIDSequencer seq = uidGeneratorService.getSequencer();
assertNotNull(seq);
assertTrue(seq.getClass().isAssignableFrom(ESUIDSequencer.class));
assertEquals(1, seq.getNext("myseq"));
assertEquals(2, seq.getNext("myseq"));
assertEquals(3L, seq.getNextLong("myseq"));
assertEquals(1, seq.getNext("myseq2"));
assertEquals(4, seq.getNext("myseq"));
assertEquals(2, seq.getNext("myseq2"));
}
@Test
@Ignore("NXP-20582: timeout waiting termination")
public void testConcurrency() throws Exception {
final String seqName = "mt";
int nbCalls = 5000;
final UIDSequencer seq = uidGeneratorService.getSequencer();
ThreadPoolExecutor tpe =
new ThreadPoolExecutor(
5, 5, 500L, TimeUnit.MILLISECONDS, new LinkedBlockingQueue<Runnable>(nbCalls + 1));
for (int i = 0; i < nbCalls; i++) {
tpe.submit(
new Runnable() {
@Override
public void run() {
seq.getNext(seqName);
}
});
}
tpe.shutdown();
boolean finish = tpe.awaitTermination(20, TimeUnit.SECONDS);
assertTrue("timeout", finish);
assertEquals(nbCalls + 1, seq.getNext(seqName));
}