checkErrorResponse(createHeartBeatRequest(), new UnknownServerException());
checkResponse(createHeartBeatResponse(), 0);
checkRequest(createJoinGroupRequest(1));
checkErrorResponse(createJoinGroupRequest(0), new UnknownServerException());
checkErrorResponse(createJoinGroupRequest(1), new UnknownServerException());
checkResponse(createJoinGroupResponse(), 0);
checkRequest(createLeaveGroupRequest());
checkErrorResponse(createOffsetCommitRequest(5), new UnknownServerException());
checkResponse(createOffsetCommitResponse(), 5);
checkRequest(createJoinGroupRequest(0));
checkRequest(createUpdateMetadataRequest(0, null));
checkErrorResponse(createUpdateMetadataRequest(0, null), new UnknownServerException());