philipnee commented on code in PR #16043: URL: https://github.com/apache/kafka/pull/16043#discussion_r1631262656
########## core/src/test/scala/integration/kafka/api/PlaintextConsumerTest.scala: ########## @@ -189,6 +189,20 @@ class PlaintextConsumerTest extends BaseConsumerTest { assertThrows(classOf[InvalidTopicException], () => consumer.partitionsFor(";3# ads,{234")) } + @ParameterizedTest(name = TestInfoUtils.TestWithParameterizedQuorumAndGroupProtocolNames) + @MethodSource(Array("getTestQuorumAndGroupProtocolParametersAll")) + def testSubscribeInvalidTopic(quorum: String, groupProtocol: String): Unit = { + val invalidTopicName = "topic abc" + val consumer = createConsumer() + + // subscribe invalid topic + consumer.subscribe(List(invalidTopicName).asJava) + + consumer.poll(Duration.ZERO); Review Comment: actually, looking at the code, it seems like `updateAssignmentMetadataIfNeeded` should continue to poll the background queue, i think i'm missing something. -- 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