final String username = user.getName();
        final boolean isUpdate = StringUtil.isNotBlank(user.getId());

        if (logger.isDebugEnabled()) {
            logger.debug("User {} operation initiated: username={}, id={}", isUpdate ? "update" : "create", username,
                    user.getId() != null ? user.getId() : "new");
        }

        try {
            if (StringUtil.isBlank(user.getSurname())) {

  }

  interface Base {
    CharSequence getId();
  }

  interface Sub extends Base {
    @Override
    String getId();
  }

  private static final class ForwardingSub implements Sub {
    private final Sub delegate;

    ForwardingSub(Sub delegate) {
      this.delegate = delegate;
    }

    @Override
    public String getId() {
      return delegate.getId();
    }

        createTestIndex();

        List<String> results = ScrollOperationHelper.scrollSearch(client, suggester.settings(), INDEX_NAME, QueryBuilders.matchAllQuery(),
                10, (hit, accumulator) -> accumulator.add(hit.getId()));

        assertNotNull(results);
        assertTrue(results.isEmpty());
    }

    @Test
    public void testScrollSearch_singlePage() {
        createTestIndex();
        indexDocuments(5);

        assertEquals("fess-ds", ArtifactType.DATA_STORE.getId());
        assertEquals("fess-theme", ArtifactType.THEME.getId());
        assertEquals("fess-ingest", ArtifactType.INGEST.getId());
        assertEquals("fess-script", ArtifactType.SCRIPT.getId());
        assertEquals("fess-webapp", ArtifactType.WEBAPP.getId());
        assertEquals("fess-thumbnail", ArtifactType.THUMBNAIL.getId());

                context.logger.warn(
                        "* " + extension.getId() + " configured in " + formatLocation(extension.getLocation("")));
            }
        }

        context.logger.debug("Selected core extensions (in loading order):");
        for (CoreExtension source : selectedExtensions.values()) {
            context.logger.debug("* " + source.getId() + ": " + formatLocation(source.getLocation("")));
        }

            final GetResponse getResponse = client.prepareGet().setIndex(index).setId(item.getId()).get(settings.getIndexTimeout());
            if (update && getResponse.isExists()) {
                final IndexRequestBuilder indexRequestBuilder = new IndexRequestBuilder(client, IndexAction.INSTANCE, index);
                indexRequestBuilder.setId(item.getId())
                        .setOpType(IndexRequest.OpType.INDEX)

    }

    @Test
    @DisplayName("Test configuration usage")
    void testConfigurationUsage() {
        // Verify configuration is used - getPid() is called in parent constructor
        verify(mockConfig, atLeastOnce()).getPid();
    }

    @Test
    @DisplayName("Test transaction response with different commands")
    void testTransactionResponseWithDifferentCommands() {

    @Override
    public String id() {
        return lifecycleOverlay.getId();
    }

    @Override
    public Collection<Phase> phases() {
        return lifecycleOverlay.getPhases().stream()
                .map(phase -> new Phase() {
                    @Override
                    public String name() {
                        return phase.getId();
                    }

                    @Override

            ComponentUtil.getComponent(ScheduledJobBhv.class)
                    .selectByPK(scheduledJob.getId())
                    .ifPresent(e -> params.put(Constants.SCHEDULED_JOB, e))
                    .orElse(() -> {
                        logger.warn("Job {} is not found.", scheduledJob.getId());
                    });
            return params;
        };

                    repository.getId(),
                    repository.getUrl(),
                    repository.getLayout(),
                    repository.getSnapshots(),
                    repository.getReleases());

            repository.setMirroredRepositories(Collections.singletonList(original));

            repository.setId(mirror.getId());
            repository.setUrl(mirror.getUrl());