use of org.testng.Assert.assertTrue in project pulsar by yahoo.
the class BrokerClientIntegrationTest method testResetCursor.
@Test(timeOut = 10000, dataProvider = "subType")
public void testResetCursor(SubscriptionType subType) throws Exception {
final RetentionPolicies policy = new RetentionPolicies(60, 52 * 1024);
final DestinationName destName = DestinationName.get("persistent://my-property/use/my-ns/unacked-topic");
final int warmup = 20;
final int testSize = 150;
final List<Message> received = new ArrayList<Message>();
final ConsumerConfiguration consConfig = new ConsumerConfiguration();
final String subsId = "sub";
final NavigableMap<Long, TimestampEntryCount> publishTimeIdMap = new ConcurrentSkipListMap<>();
consConfig.setSubscriptionType(subType);
consConfig.setMessageListener((MessageListener) (Consumer consumer, Message msg) -> {
try {
synchronized (received) {
received.add(msg);
}
consumer.acknowledge(msg);
long publishTime = ((MessageImpl) msg).getPublishTime();
log.info(" publish time is " + publishTime + "," + msg.getMessageId());
TimestampEntryCount timestampEntryCount = publishTimeIdMap.computeIfAbsent(publishTime, (k) -> new TimestampEntryCount(publishTime));
timestampEntryCount.incrementAndGet();
} catch (final PulsarClientException e) {
log.warn("Failed to ack!");
}
});
admin.namespaces().setRetention(destName.getNamespace(), policy);
Consumer consumer = pulsarClient.subscribe(destName.toString(), subsId, consConfig);
final Producer producer = pulsarClient.createProducer(destName.toString());
log.info("warm up started for " + destName.toString());
// send warmup msgs
byte[] msgBytes = new byte[1000];
for (Integer i = 0; i < warmup; i++) {
producer.send(msgBytes);
}
log.info("warm up finished.");
// sleep to ensure receiving of msgs
for (int n = 0; n < 10 && received.size() < warmup; n++) {
Thread.sleep(100);
}
// validate received msgs
Assert.assertEquals(received.size(), warmup);
received.clear();
// publish testSize num of msgs
log.info("Sending more messages.");
for (Integer n = 0; n < testSize; n++) {
producer.send(msgBytes);
Thread.sleep(1);
}
log.info("Sending more messages done.");
Thread.sleep(3000);
long begints = publishTimeIdMap.firstEntry().getKey();
long endts = publishTimeIdMap.lastEntry().getKey();
// find reset timestamp
long timestamp = (endts - begints) / 2 + begints;
timestamp = publishTimeIdMap.floorKey(timestamp);
NavigableMap<Long, TimestampEntryCount> expectedMessages = new ConcurrentSkipListMap<>();
expectedMessages.putAll(publishTimeIdMap.tailMap(timestamp, true));
received.clear();
log.info("reset cursor to " + timestamp + " for topic " + destName.toString() + " for subs " + subsId);
log.info("issuing admin operation on " + admin.getServiceUrl().toString());
List<String> subList = admin.persistentTopics().getSubscriptions(destName.toString());
for (String subs : subList) {
log.info("got sub " + subs);
}
publishTimeIdMap.clear();
// reset the cursor to this timestamp
Assert.assertTrue(subList.contains(subsId));
admin.persistentTopics().resetCursor(destName.toString(), subsId, timestamp);
consumer = pulsarClient.subscribe(destName.toString(), subsId, consConfig);
Thread.sleep(3000);
int totalExpected = 0;
for (TimestampEntryCount tec : expectedMessages.values()) {
totalExpected += tec.numMessages;
}
// validate that replay happens after the timestamp
Assert.assertTrue(publishTimeIdMap.firstEntry().getKey() >= timestamp);
consumer.close();
producer.close();
// validate that expected and received counts match
int totalReceived = 0;
for (TimestampEntryCount tec : publishTimeIdMap.values()) {
totalReceived += tec.numMessages;
}
Assert.assertEquals(totalReceived, totalExpected, "did not receive all messages on replay after reset");
}
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