private AllocateProducerIdsRequest createAllocateProducerIdsRequest(short version) {
        AllocateProducerIdsRequestData data = new AllocateProducerIdsRequestData()
                .setBrokerEpoch(123L)
                .setBrokerId(2);
        return new AllocateProducerIdsRequest.Builder(data).build(version);
    }
Check that all error codes in the response get included in {@link AbstractResponse#errorCounts()}.
clients/src/test/java/org/apache/kafka/common/requests/RequestResponseTest.java