private val readCompleteLatch = CountDownLatch(1)

  // The lists are held as a large array of UTF-8 bytes. This is to avoid allocating lots of strings
  // that will likely never be used. Each rule is separated by '\n'. Please see the
  // PublicSuffixListGenerator class for how these lists are generated.
  // Guarded by this.
  private lateinit var publicSuffixListBytes: ByteArray

    }
  }

  @Override
  public int indexOf(@CheckForNull Object object) {
    return (object == null) ? -1 : Lists.indexOfImpl(this, object);
  }

  @Override
  public int lastIndexOf(@CheckForNull Object object) {
    return (object == null) ? -1 : Lists.lastIndexOfImpl(this, object);
  }

  @Override
  public boolean contains(@CheckForNull Object object) {
    return indexOf(object) >= 0;

  /**
   * Asserts that the collection under test contains exactly the given elements, respecting
   * cardinality but not order. Subclasses may override this method to provide stronger assertions,
   * e.g., to check ordering in lists, but realize that <strong>unless a test extends {@link
   * com.google.common.collect.testing.testers.AbstractListTester AbstractListTester}, a call to
   * {@code expectContents()} invokes this version</strong>.
   *

                  @Override
                  protected Collection<String> create(String[] elements) {
                    return new StandardImplForwardingCollection<>(
                        Lists.newLinkedList(asList(elements)));
                  }
                })
            .named("ForwardingCollection[LinkedList] with standard implementations")
            .withFeatures(
                CollectionSize.ANY,

                new TestStringQueueGenerator() {

                  @Override
                  protected Queue<String> create(String[] elements) {
                    return new StandardImplForwardingQueue<>(Lists.newLinkedList(asList(elements)));
                  }
                })
            .named("ForwardingQueue[LinkedList] with standard implementations")
            .withFeatures(
                CollectionSize.ANY,

    assertThat(MoreFiles.fileTraverser().breadthFirst(rootDir)).containsExactly(rootDir);
  }

  public void testFileTraverser_nonExistingFile() throws Exception {
    Path file = rootDir.resolve("file-that-doesnt-exist");

    assertThat(MoreFiles.fileTraverser().breadthFirst(file)).containsExactly(file);
  }

  public void testFileTraverser_file() throws Exception {
    Path file = newFile("some-file");

   * iterated are the individual lists created, and these are not retained after iteration.
   *
   * @param sets the sets to choose elements from, in the order that the elements chosen from those
   *     sets should appear in the resulting lists
   * @param <B> any common base class shared by all axes (often just {@link Object})

  }

  @Generates
  static <E> ArrayList<E> generateArrayList(@Nullable E freshElement) {
    ArrayList<E> list = Lists.newArrayList();
    list.add(freshElement);
    return list;
  }

  @Generates
  static <E> LinkedList<E> generateLinkedList(@Nullable E freshElement) {
    LinkedList<E> list = Lists.newLinkedList();
    list.add(freshElement);
    return list;
  }

  @Generates

                throw new DictionaryException("Failed to update " + dictFile.getPath(), e);
            }

        }).orElse(() -> {
            throw new DictionaryException(dictFile.getPath() + " does not exist.");
        });
    }

    public CurlResponse getContentResponse(final DictionaryFile<? extends DictionaryItem> dictFile) {

    testers.add(SetCreationTester.class);
    testers.add(SetHashCodeTester.class);
    testers.add(SetEqualsTester.class);
    testers.add(SetRemoveTester.class);
    // SetRemoveAllTester doesn't exist because, Sets not permitting
    // duplicate elements, there are no tests for Set.removeAll() that aren't
    // covered by CollectionRemoveAllTester.
    return testers;
  }

  @Override