public Future<KafkaVersionChange> reconcile()    {
        return getVersionFromController()
                .compose(i -> getPods())
                .compose(this::detectToAndFromVersions)
                .compose(i -> prepareVersionChange());
    }
@Test
    public void testNoopWithKafkaVersionOnly(VertxTestContext context) {
        String kafkaVersion = VERSIONS.defaultVersion().version();
        String interBrokerProtocolVersion = VERSIONS.defaultVersion().protocolVersion();
        String logMessageFormatVersion = VERSIONS.defaultVersion().messageVersion();

        VersionChangeCreator vcc = mockVersionChangeCreator(
                mockKafka(kafkaVersion, null, null),
                mockNewCluster(
                        null,
                        mockSps(kafkaVersion),
                        mockUniformPods(kafkaVersion, interBrokerProtocolVersion, logMessageFormatVersion)
                )
        );

        Checkpoint async = context.checkpoint();
        vcc.reconcile().onComplete(context.succeeding(c -> context.verify(() -> {
            assertThat(c.from(), is(VERSIONS.defaultVersion()));
            assertThat(c.to(), is(VERSIONS.defaultVersion()));
            assertThat(c.interBrokerProtocolVersion(), is(VERSIONS.defaultVersion().protocolVersion()));
            assertThat(c.logMessageFormatVersion(), is(VERSIONS.defaultVersion().messageVersion()));
            assertThat(c.metadataVersion(), is(VERSIONS.defaultVersion().metadataVersion()));

            async.flag();
        })));
    }