CollectionFeature.FAILS_FAST_ON_CONCURRENT_MODIFICATION)
          .put(MapFeature.GENERAL_PURPOSE, ListFeature.SUPPORTS_ADD_WITH_INDEX)
          .put(MapFeature.GENERAL_PURPOSE, ListFeature.SUPPORTS_REMOVE_WITH_INDEX)
          .put(MapFeature.GENERAL_PURPOSE, ListFeature.SUPPORTS_SET)
          .put(MapFeature.ALLOWS_NULL_VALUE_QUERIES, CollectionFeature.ALLOWS_NULL_QUERIES)

                return new ArrayList<>(MinimalCollection.of(elements));
              }
            })
        .named("ArrayList")
        .withFeatures(
            ListFeature.GENERAL_PURPOSE,
            CollectionFeature.SERIALIZABLE,
            CollectionFeature.ALLOWS_NULL_VALUES,
            CollectionFeature.FAILS_FAST_ON_CONCURRENT_MODIFICATION,
            CollectionSize.ANY)

    return testers;
  }

  private static Set<Feature<?>> computeEntrySetFeatures(Set<Feature<?>> features) {
    Set<Feature<?>> derivedFeatures = new HashSet<>(features);
    derivedFeatures.remove(CollectionFeature.GENERAL_PURPOSE);
    derivedFeatures.remove(CollectionFeature.SUPPORTS_ADD);
    derivedFeatures.remove(CollectionFeature.ALLOWS_NULL_VALUES);
    derivedFeatures.add(CollectionFeature.REJECTS_DUPLICATES_AT_CREATION);

            .withFeatures(
                CollectionSize.ANY,
                CollectionFeature.KNOWN_ORDER,
                MapFeature.ALLOWS_NULL_VALUES,
                MapFeature.GENERAL_PURPOSE,
                CollectionFeature.SUPPORTS_ITERATOR_REMOVE)
            .createTestSuite());
    suite.addTest(
        SortedMapTestSuiteBuilder.using(
                new TestStringSortedMapGenerator() {

            .named("LocalCache with defaults")
            .withFeatures(
                CollectionSize.ANY,
                MapFeature.GENERAL_PURPOSE,
                CollectionFeature.SUPPORTS_ITERATOR_REMOVE)
            .createTestSuite());
    suite.addTest(
        ConcurrentMapTestSuiteBuilder.using(

                  }
                })
            .withFeatures(
                CollectionSize.ANY,
                CollectionFeature.KNOWN_ORDER,
                CollectionFeature.GENERAL_PURPOSE,
                CollectionFeature.SERIALIZABLE,
                CollectionFeature.ALLOWS_NULL_QUERIES,
                MultisetFeature.ENTRIES_ARE_VIEWS)
            .named("TreeMultiset, Ordering.natural")

            .withFeatures(
                CollectionSize.ANY,
                CollectionFeature.ALLOWS_NULL_VALUES,
                CollectionFeature.GENERAL_PURPOSE)
            .createTestSuite());
    suite.addTest(
        CollectionTestSuiteBuilder.using(
                new TestStringCollectionGenerator() {
                  @Override

    if (derivedFeatures.contains(CollectionFeature.SUPPORTS_REMOVE)) {
      derivedFeatures.add(ListFeature.SUPPORTS_REMOVE_WITH_INDEX);
    }
    if (derivedFeatures.contains(CollectionFeature.GENERAL_PURPOSE)) {
      derivedFeatures.add(ListFeature.GENERAL_PURPOSE);
    }
    return derivedFeatures;
  }

  private static final class MultimapGetGenerator<K, V>

    return testers;
  }

  private static Set<Feature<?>> computeEntrySetFeatures(Set<Feature<?>> features) {
    Set<Feature<?>> derivedFeatures = new HashSet<>(features);
    derivedFeatures.remove(CollectionFeature.GENERAL_PURPOSE);
    derivedFeatures.remove(CollectionFeature.SUPPORTS_ADD);
    derivedFeatures.remove(CollectionFeature.ALLOWS_NULL_VALUES);
    derivedFeatures.add(CollectionFeature.REJECTS_DUPLICATES_AT_CREATION);

        MultisetTestSuiteBuilder.using(enumMultisetGenerator())
            .withFeatures(
                CollectionSize.ANY,
                CollectionFeature.KNOWN_ORDER,
                CollectionFeature.GENERAL_PURPOSE,
                CollectionFeature.SUPPORTS_ITERATOR_REMOVE,
                CollectionFeature.ALLOWS_NULL_QUERIES,
                MultisetFeature.ENTRIES_ARE_VIEWS)
            .named("EnumMultiset")