@Override
    protected InputStream dumpSnapshot() {
        Map<Service, ServiceMetadata> snapshot = metadataManager.getServiceMetadataSnapshot();
        return new ByteArrayInputStream(serializer.serialize(snapshot));
    }
@Test
    void testDumpSnapshot() {
        InputStream inputStream = serviceMetadataSnapshotOperation.dumpSnapshot();
        
        assertNotNull(inputStream);
    }