public static void addTotalSstFilesSizeMetric(final StreamsMetricsImpl streamsMetrics,
                                                  final RocksDBMetricContext metricContext,
                                                  final Gauge<BigInteger> valueProvider) {
        addMutableMetric(
            streamsMetrics,
            metricContext,
            valueProvider,
            TOTAL_SST_FILES_SIZE,
            TOTAL_SST_FILE_SIZE_DESCRIPTION
        );
    }
@Test
    public void shouldAddTotalSstFilesSizeMetric() {
        final String name = "total-sst-files-size";
        final String description = "Total size in bytes of all SST files";
        runAndVerifyMutableMetric(
            name,
            description,
            () -> RocksDBMetrics.addTotalSstFilesSizeMetric(streamsMetrics, ROCKSDB_METRIC_CONTEXT, VALUE_PROVIDER)
        );
    }