ImmutableList<Integer> unsortedInts = ImmutableList.of(5, 3, 0, 9, 3);
    ImmutableList<Integer> sortedInts = numberOrdering.immutableSortedCopy(unsortedInts);
    assertEquals(asList(0, 3, 3, 5, 9), sortedInts);

    assertEquals(
        Collections.<Integer>emptyList(),
        numberOrdering.immutableSortedCopy(Collections.<Integer>emptyList()));

    List<@Nullable Integer> listWithNull = asList(5, 3, null, 9);
    assertThrows(

    ImmutableList<Integer> unsortedInts = ImmutableList.of(5, 3, 0, 9, 3);
    ImmutableList<Integer> sortedInts = numberOrdering.immutableSortedCopy(unsortedInts);
    assertEquals(asList(0, 3, 3, 5, 9), sortedInts);

    assertEquals(
        Collections.<Integer>emptyList(),
        numberOrdering.immutableSortedCopy(Collections.<Integer>emptyList()));

    List<@Nullable Integer> listWithNull = asList(5, 3, null, 9);
    assertThrows(

  private static final ImmutableList<Double> PSEUDORANDOM_DATASET = generatePseudorandomDataset();
  private static final ImmutableList<Double> PSEUDORANDOM_DATASET_SORTED =
      Ordering.natural().immutableSortedCopy(PSEUDORANDOM_DATASET);

  private static ImmutableList<Double> generatePseudorandomDataset() {
    Random random = new Random(2211275185798966364L);

  private static final ImmutableList<Double> PSEUDORANDOM_DATASET = generatePseudorandomDataset();
  private static final ImmutableList<Double> PSEUDORANDOM_DATASET_SORTED =
      Ordering.natural().immutableSortedCopy(PSEUDORANDOM_DATASET);

  private static ImmutableList<Double> generatePseudorandomDataset() {
    Random random = new Random(2211275185798966364L);

      }
      Collection<Map.Entry<K, ImmutableCollection.Builder<V>>> mapEntries = builderMap.entrySet();
      if (keyComparator != null) {
        mapEntries = Ordering.from(keyComparator).<K>onKeys().immutableSortedCopy(mapEntries);
      }
      return ImmutableListMultimap.fromMapBuilderEntries(mapEntries, valueComparator);
    }
  }

  /**

      }
      Collection<Map.Entry<K, ImmutableCollection.Builder<V>>> mapEntries = builderMap.entrySet();
      if (keyComparator != null) {
        mapEntries = Ordering.from(keyComparator).<K>onKeys().immutableSortedCopy(mapEntries);
      }
      return ImmutableListMultimap.fromMapBuilderEntries(mapEntries, valueComparator);
    }
  }

  /**

        checkArgument(
            graphMap.containsKey(node) || graphMap.containsValue(node),
            "Node %s is not an element of this graph",
            node);
        return Ordering.natural().immutableSortedCopy(graphMap.get(node));
      }
    };
  }

  private static ImmutableGraph<Character> createSingleRootGraph() {
    MutableGraph<Character> graph = GraphBuilder.directed().build();