public static void addNumLiveVersionMetric(final StreamsMetricsImpl streamsMetrics,
                                               final RocksDBMetricContext metricContext,
                                               final Gauge<BigInteger> valueProvider) {
        addMutableMetric(
            streamsMetrics,
            metricContext,
            valueProvider,
            NUMBER_OF_LIVE_VERSIONS,
            NUMBER_OF_LIVE_VERSIONS_DESCRIPTION
        );
    }
@Test
    public void shouldAddNumLiveVersionMetric() {
        final String name = "num-live-versions";
        final String description = "Number of live versions of the LSM tree";
        runAndVerifyMutableMetric(
            name,
            description,
            () -> RocksDBMetrics.addNumLiveVersionMetric(streamsMetrics, ROCKSDB_METRIC_CONTEXT, VALUE_PROVIDER)
        );
    }