lianetm commented on code in PR #16017: URL: https://github.com/apache/kafka/pull/16017#discussion_r1617864566
########## clients/src/test/java/org/apache/kafka/clients/consumer/internals/HeartbeatRequestManagerTest.java: ########## @@ -880,4 +880,25 @@ private HeartbeatRequestManager createHeartbeatRequestManager( backgroundEventHandler, metrics); } + + + @Test + public void reproduceHeartbeatFail() throws InterruptedException { + mockStableMember(); + time.sleep(DEFAULT_HEARTBEAT_INTERVAL_MS); + NetworkClientDelegate.PollResult result = heartbeatRequestManager.poll(time.milliseconds()); + assertEquals(1, result.unsentRequests.size()); + + result = heartbeatRequestManager.poll(time.milliseconds()); + assertEquals(0, result.unsentRequests.size(), "No heartbeat should be sent while a previous one is in-flight"); + + membershipManager.transitionToSendingLeaveGroup(true); Review Comment: harmless but confusing to pass `true` here, since that indicates that the leave group is due to an expired poll timer (which is not the case we dealing with). I would suggest we either pass false, or I would even prefer to use the `membershipManager.leaveGroup()`, which is the higher level call that is used from the consumer `close` -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: jira-unsubscr...@kafka.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org