* signature doesn't say so explicitly, the map returned by {@link #asMap} has {@code Set} values.
 *
 * <p>If the values corresponding to a single key should be ordered according to a {@link
 * java.util.Comparator} (or the natural order), see the {@link SortedSetMultimap} subinterface.
 *
 * <p>Since the value collections are sets, the behavior of a {@code SetMultimap} is not specified

              new LinkedHashSetSupplier<V>(expectedValuesPerKey));
        }
      };
    }

    /** Uses a naturally-ordered {@link TreeSet} to store value collections. */
    @SuppressWarnings("rawtypes")
    public SortedSetMultimapBuilder<K0, Comparable> treeSetValues() {
      return treeSetValues(Ordering.natural());
    }

    /**
     * Uses a {@link TreeSet} ordered by the specified comparator to store value collections.

          Comparator<? super E> comparator = spliterator.getComparator();
          if (comparator == null) {
            // A sorted spliterator with no comparator is already using natural order.
            // (We could probably find a way to avoid rawtypes here if we wanted.)
            @SuppressWarnings({"unchecked", "rawtypes"})
            Comparator<? super E> naturalOrder =

          Comparator<? super E> comparator = spliterator.getComparator();
          if (comparator == null) {
            // A sorted spliterator with no comparator is already using natural order.
            // (We could probably find a way to avoid rawtypes here if we wanted.)
            @SuppressWarnings({"unchecked", "rawtypes"})
            Comparator<? super E> naturalOrder =

 * invoke methods, they invoke methods on the {@code ForwardingSortedSet}.
 *
 * <p>Each of the {@code standard} methods, where appropriate, uses the set's comparator (or the
 * natural ordering of the elements, if there is no comparator) to test element equality. As a
 * result, if the comparator is not consistent with equals, some of the standard implementations may
 * violate the {@code Set} contract.
 *

  }

  // LinkedList: see {@link com.google.common.collect.Lists}

  // PriorityBlockingQueue

  /**
   * Creates an empty {@code PriorityBlockingQueue} with the ordering given by its elements' natural
   * ordering.
   *
   * @since 11.0 (but the bound of {@code E} was changed from {@code Object} to {@code Comparable}
   *     in 15.0)
   */

        (a, b) ->
            ComparisonChain.start()
                .compare(a.aString, b.aString)
                .compare(a.anInt, b.anInt)
                .compare(a.anEnum, b.anEnum, Ordering.natural().nullsLast())
                .result();
    Comparator<Foo> comparatorUsingComparatorMethods =
        comparing((Foo foo) -> foo.aString)
            .thenComparing(foo -> foo.anInt)

 *
 * @author Jared Levy
 */
@GwtCompatible
@NullMarked
public class MultimapsTest extends TestCase {

  private static final Comparator<Integer> INT_COMPARATOR =
      Ordering.<Integer>natural().reverse().nullsFirst();

  @SuppressWarnings({"deprecation", "InlineMeInliner"}) // test of a deprecated method
  public void testUnmodifiableListMultimapShortCircuit() {

    sort(insertionOrder, entryComparator(keyComparator));
    return insertionOrder;
  }

  /**
   * Compares strings in natural order except that null comes immediately before a given value. This
   * works better than Ordering.natural().nullsFirst() because, if null comes before all other
   * values, it lies outside the submap/submultiset ranges we test, and the variety of tests that

  // Map from sample string lengths to the fingerprint
  private static final ImmutableSortedMap<Integer, Long> LENGTH_FINGERPRINTS =
      new ImmutableSortedMap.Builder<Integer, Long>(Ordering.natural())
          .put(1000, 0x433109b33e13e6edL)
          .put(800, 0x5f2f123bfc815f81L)
          .put(640, 0x6396fc6a67293cf4L)
          .put(512, 0x45c01b4934ddbbbeL)
          .put(409, 0xfcd19b617551db45L)