t.Fatalf("List() Expected: 10, got %d", len(keys))
	}

	// Delete all
	for _, key := range keys {
		err := store.Del(key)
		if err != nil {
			t.Fatal(err)
		}
	}
	// Re-list
	keys = store.List()
	if len(keys) > 0 || err != nil {
		t.Fatalf("Expected List() to return empty list and no error, got %v err: %v", keys, err)
	}
}

func TestMultiplePutGets(t *testing.T) {
	defer func() {

      )
    assertThat(cleaner.clean(list(certB, certA), "hostname")).isEqualTo(
      list(certB, certA, trusted, selfSigned),
    )
    assertThat(cleaner.clean(list(certB, certA, trusted), "hostname")).isEqualTo(
      list(certB, certA, trusted, selfSigned),
    )
    assertThat(cleaner.clean(list(certB, certA, trusted, selfSigned), "hostname"))
      .isEqualTo(
        list(certB, certA, trusted, selfSigned),
      )

    private Artifact originatingArtifact;

    private List<Artifact> missingArtifacts;

    // Exceptions

    private List<Exception> exceptions;

    private List<Exception> versionRangeViolations;

    private List<ArtifactResolutionException> metadataResolutionExceptions;

    private List<CyclicDependencyException> circularDependencyExceptions;

    private List<ArtifactResolutionException> errorArtifactExceptions;

    @Override
    protected List<String> create(String[] elements) {
      List<String> list = asList(elements);
      Collections.reverse(list);
      return ImmutableList.copyOf(list).reverse();
    }
  }

  public static class ImmutableListHeadSubListGenerator extends TestStringListGenerator {
    @Override
    protected List<String> create(String[] elements) {
      String[] suffix = {"f", "g"};

   * way to obtain a {@code List<ListenableFuture<T>>} from this method is an unchecked (but safe)
   * cast:
   *
   * <pre>
   *   {@code @SuppressWarnings("unchecked") // guaranteed by invokeAll contract}
   *   {@code List<ListenableFuture<T>> futures = (List) executor.invokeAll(tasks, timeout, unit);}
   * </pre>
   *

    private List<ArtifactResolutionException> metadataResolutionExceptions;

    private List<CyclicDependencyException> circularDependencyExceptions;

    private List<ArtifactResolutionException> errorArtifactExceptions;

    // file system errors

    private List<ArtifactRepository> repositories;

    private Set<Artifact> artifacts;

    private Set<ResolutionNode> resolutionNodes;

            List<MavenProject> sortedProjects = graph.getSortedProjects();
            result.sort(comparing(sortedProjects::indexOf));

            result = includeAlsoMakeTransitively(result, request, graph);
        }

        return result;
    }

    private List<MavenProject> trimSelectedProjects(
            List<MavenProject> projects,
            List<MavenProject> allSortedProjects,

        return doBatchInsert(new BulkList<>(list, call, entityCall), null);
    }

    public int[] batchUpdate(List<CrawlingInfo> list) {
        return batchUpdate(list, null, null);
    }

    public int[] batchUpdate(List<CrawlingInfo> list, RequestOptionCall<BulkRequestBuilder> call) {
        return batchUpdate(list, call, null);
    }

    public int[] batchUpdate(List<CrawlingInfo> list, RequestOptionCall<BulkRequestBuilder> call,

    }

    public int[] batchInsert(List<ElevateWordToLabel> list) {
        return batchInsert(list, null, null);
    }

    public int[] batchInsert(List<ElevateWordToLabel> list, RequestOptionCall<BulkRequestBuilder> call) {
        return batchInsert(list, call, null);
    }

    public int[] batchInsert(List<ElevateWordToLabel> list, RequestOptionCall<BulkRequestBuilder> call,

        return doBatchInsert(new BulkList<>(list, call, entityCall), null);
    }

    public int[] batchUpdate(List<JobLog> list) {
        return batchUpdate(list, null, null);
    }

    public int[] batchUpdate(List<JobLog> list, RequestOptionCall<BulkRequestBuilder> call) {
        return batchUpdate(list, call, null);
    }

    public int[] batchUpdate(List<JobLog> list, RequestOptionCall<BulkRequestBuilder> call,