kirktrue commented on code in PR #15640:
URL: https://github.com/apache/kafka/pull/15640#discussion_r1602382027
##########
clients/src/test/java/org/apache/kafka/clients/consumer/internals/ConsumerNetworkThreadTest.java:
##########
@@ -294,6 +299,46 @@ void testEnsureEventsAreCompleted() {
assertTrue(applicationEventsQueue.isEmpty());
}
+ @Test
+ void testReaperExpiresExpiredEvents() {
+ long event1TimeoutMs = 100;
+ long event2TimeoutMs = 200;
+ SyncCommitEvent event1 = new SyncCommitEvent(new HashMap<>(),
calculateDeadlineMs(time, event1TimeoutMs));
+ SyncCommitEvent event2 = new SyncCommitEvent(new HashMap<>(),
calculateDeadlineMs(time, event2TimeoutMs));
+ applicationEventsQueue.add(event1);
+ applicationEventsQueue.add(event2);
+ consumerNetworkThread.runOnce();
+
+ // Make sure both events have been moved from the event queue to the
reaper's "tracked" list.
+ assertFalse(applicationEventsQueue.contains(event1));
+ assertFalse(applicationEventsQueue.contains(event2));
+ assertTrue(applicationEventReaper.contains(event1));
+ assertTrue(applicationEventReaper.contains(event2));
+ assertEquals(2, applicationEventReaper.size());
+
+ // Sleep long enough for the first event to have expired.
+ time.sleep(event1TimeoutMs + 1);
+
+ consumerNetworkThread.runOnce();
+
+ // Validate that the first event was expired, but the second continues
to be tracked
+ assertTrue(event1.future().isCompletedExceptionally());
+ assertThrows(TimeoutException.class, () ->
ConsumerUtils.getResult(event1.future()));
+ assertFalse(applicationEventReaper.contains(event1));
+
+ assertTrue(applicationEventReaper.contains(event2));
+ assertFalse(event2.future().isDone());
+ assertEquals(1, applicationEventReaper.size());
+
+ // The cleanup will trigger the reaper's
+ consumerNetworkThread.cleanup();
Review Comment:
Yes, PTAL.
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