set.remove("b");
    set.addAll(newArrayList("A", "B", "C"));
    assertThat(tail).containsExactly("c", "A", "B", "C").inOrder();
  }

  public void testSkip_structurallyModifiedSkipSomeList() throws Exception {
    List<String> list = newArrayList("a", "b", "c");
    Iterable<String> tail = skip(list, 1);
    list.subList(1, 3).clear();
    list.addAll(0, newArrayList("A", "B", "C"));

    set.remove("b");
    set.addAll(newArrayList("A", "B", "C"));
    assertThat(tail).containsExactly("c", "A", "B", "C").inOrder();
  }

  public void testSkip_structurallyModifiedSkipSomeList() throws Exception {
    List<String> list = newArrayList("a", "b", "c");
    Iterable<String> tail = skip(list, 1);
    list.subList(1, 3).clear();
    list.addAll(0, newArrayList("A", "B", "C"));

            } else {
                pomHash = 0;
            }
            this.resolveManagedVersions = resolveManagedVersions;
            this.repositories.add(localRepository);
            this.repositories.addAll(remoteRepositories);

            int hash = 17;
            hash = hash * 31 + artifactHashCode(artifact);
            hash = hash * 31 + (resolveManagedVersions ? 1 : 2);

            Currency.FRANC, Country.SWITZERLAND);
    EnumBiMap<Currency, Country> bimap = EnumBiMap.create(map);
    Set<Object> uniqueEntries = Sets.newIdentityHashSet();
    uniqueEntries.addAll(bimap.entrySet());
    assertEquals(3, uniqueEntries.size());
  }

  @GwtIncompatible
  @J2ktIncompatible
    public void testSerializable() {
    SerializableTester.reserializeAndAssert(

            final String[] values = form.fields.get(LABEL_FIELD);
            final List<String> labelList = new ArrayList<>();
            if (values != null) {
                Collections.addAll(labelList, values);
            }
            for (final String labelTypeValue : labelList) {
                for (final Map<String, String> map : labelTypeItems) {

                    copyBeanToBean(entity, form, copyOp -> {
                        copyOp.excludeNull();
                    });
                    form.crudMode = crudMode;
                    docList.addAll(keyMatchHelper.getBoostedDocumentList(entity));
                }).orElse(() -> {
                    throwValidationError(messages -> messages.addErrorsCrudCouldNotFindCrudTable(GLOBAL, id), this::asListHtml);
                });

                  @Override
                  protected Multiset<String> create(String[] elements) {
                    Multiset<String> result = TreeMultiset.create(NullsBeforeB.INSTANCE);
                    Collections.addAll(result, elements);
                    return result;
                  }

                  @Override
                  public List<String> order(List<String> insertionOrder) {

                        if (url.endsWith(".yaml")) {
                            if (key == ArtifactType.UNKNOWN) {
                                list.addAll(loadArtifactsFromRepository(url));
                            }
                        } else {
                            list.addAll(processRepository(key, url));
                        }
                    }
                    return list.toArray(new Artifact[list.size()]);

   */
  @CanIgnoreReturnValue
  public static <T extends @Nullable Object> boolean addAll(
      Collection<T> addTo, Iterable<? extends T> elementsToAdd) {
    if (elementsToAdd instanceof Collection) {
      Collection<? extends T> c = (Collection<? extends T>) elementsToAdd;
      return addTo.addAll(c);
    }
    return Iterators.addAll(addTo, checkNotNull(elementsToAdd).iterator());
  }

  /**

  /** Returns a {@code TreeRangeSet} initialized with the ranges in the specified range set. */
  public static <C extends Comparable<?>> TreeRangeSet<C> create(RangeSet<C> rangeSet) {
    TreeRangeSet<C> result = create();
    result.addAll(rangeSet);
    return result;
  }

  /**
   * Returns a {@code TreeRangeSet} representing the union of the specified ranges.
   *