}
		resultItems = append(resultItems, item)
	}

	if !reflect.DeepEqual(resultItems, items) {
		t.Fatalf("expected item list: %v; but got %v", items, resultItems)
	}

	// Delete all
	for _, key := range keys {
		if err := store.Del(key); err != nil {
			t.Fatalf("unable to Del; %v", err)
		}
	}
	// Re-list
	keys = store.List()
	if len(keys) > 0 || err != nil {

     */
    @Nonnull
    Map<? extends ArtifactCoordinates, ResultItem> getResults();

    /**
     * Retrieves the resolution result for a specific set of artifact coordinates.
     *
     * @param coordinates The {@link ArtifactCoordinates} identifying the artifact.
     * @return The corresponding {@link ResultItem}, or {@code null} if no result exists.
     */