rreddy-22 commented on code in PR #15150: URL: https://github.com/apache/kafka/pull/15150#discussion_r1483624940
########## clients/src/test/java/org/apache/kafka/clients/admin/KafkaAdminClientTest.java: ########## @@ -2849,6 +2914,44 @@ public void testListConsumerGroupsWithStatesOlderBrokerVersion() throws Exceptio } } + @Test + public void testListConsumerGroupsWithTypesOlderBrokerVersion() throws Exception { + ApiVersion listGroupV4 = new ApiVersion() + .setApiKey(ApiKeys.LIST_GROUPS.id) + .setMinVersion((short) 0) + .setMaxVersion((short) 4); + try (AdminClientUnitTestEnv env = new AdminClientUnitTestEnv(mockCluster(1, 0))) { + env.kafkaClient().setNodeApiVersions(NodeApiVersions.create(Collections.singletonList(listGroupV4))); + + env.kafkaClient().prepareResponse(prepareMetadataResponse(env.cluster(), Errors.NONE)); + + // Check if we can list groups with older broker if we don't specify types. + env.kafkaClient().prepareResponseFrom( + new ListGroupsResponse(new ListGroupsResponseData() + .setErrorCode(Errors.NONE.code()) + .setGroups(Collections.singletonList( + new ListGroupsResponseData.ListedGroup() + .setGroupId("group-1") + .setProtocolType(ConsumerProtocol.PROTOCOL_TYPE)))), + env.cluster().nodeById(0)); + ListConsumerGroupsOptions options = new ListConsumerGroupsOptions(); + ListConsumerGroupsResult result = env.adminClient().listConsumerGroups(options); + Collection<ConsumerGroupListing> listing = result.all().get(); + assertEquals(1, listing.size()); + List<ConsumerGroupListing> expected = Collections.singletonList(new ConsumerGroupListing("group-1", false)); + assertEquals(expected, listing); Review Comment: I added the inStates option so we can test with this API version with states and without types -- 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