String[] all = new String[elements.length + suffix.length];
      arraycopy(elements, 0, all, 0, elements.length);
      arraycopy(suffix, 0, all, elements.length, suffix.length);
      return ImmutableList.copyOf(all).subList(0, elements.length);
    }
  }

  public static class ImmutableListTailSubListGenerator extends TestStringListGenerator {
    @Override
    protected List<String> create(String[] elements) {

                .named("Shorts.asList, head subList"),
            ListTestSuiteBuilder.using(new ShortsAsListTailSubListGenerator())
                .named("Shorts.asList, tail subList"),
            ListTestSuiteBuilder.using(new ShortsAsListMiddleSubListGenerator())
                .named("Shorts.asList, middle subList"));

    TestSuite suite = new TestSuite();

                .named("Longs.asList, head subList"),
            ListTestSuiteBuilder.using(new LongsAsListTailSubListGenerator())
                .named("Longs.asList, tail subList"),
            ListTestSuiteBuilder.using(new LongsAsListMiddleSubListGenerator())
                .named("Longs.asList, middle subList"));

    TestSuite suite = new TestSuite();

                .named("Shorts.asList, head subList"),
            ListTestSuiteBuilder.using(new ShortsAsListTailSubListGenerator())
                .named("Shorts.asList, tail subList"),
            ListTestSuiteBuilder.using(new ShortsAsListMiddleSubListGenerator())
                .named("Shorts.asList, middle subList"));

    TestSuite suite = new TestSuite();

    assertThat(multimap.get("foo")).containsExactly(1, 2, 3, 4, 5).inOrder();
    List<Integer> sublist = list.subList(0, 5);
    assertThat(sublist).containsExactly(1, 2, 3, 4, 5).inOrder();

    sublist.clear();
    assertTrue(sublist.isEmpty());
    multimap.put("foo", 6);

    assertThrows(ConcurrentModificationException.class, () -> sublist.isEmpty());
  }

  public void testCreateFromMultimap() {

                .named("Doubles.asList, head subList"),
            ListTestSuiteBuilder.using(new DoublesAsListTailSubListGenerator())
                .named("Doubles.asList, tail subList"),
            ListTestSuiteBuilder.using(new DoublesAsListMiddleSubListGenerator())
                .named("Doubles.asList, middle subList"));

    TestSuite suite = new TestSuite();

    sort(entries, Helpers.<K, V>entryComparator(navigableMap.comparator()));
    for (int i = 0; i < entries.size(); i++) {
      assertEqualInOrder(
          entries.subList(0, i), navigableMap.headMap(entries.get(i).getKey()).entrySet());
    }
  }

  public void testTailMap() {
    List<Entry<K, V>> entries =
        copyToList(
            getSubjectGenerator()

  @Override
  @ParametricNullness
  public E set(int index, @ParametricNullness E element) {
    return delegate().set(index, element);
  }

  @Override
  public List<E> subList(int fromIndex, int toIndex) {
    return delegate().subList(fromIndex, toIndex);
  }

  @Override
  public boolean equals(@Nullable Object object) {
    return object == this || delegate().equals(object);
  }

  @Override

          if (keys.get(i) < keys.get(minIndex)) {
            minIndex = i;
          }
        }
        Optional<BinaryNode> leftChild = createTreap(keys.subList(0, minIndex));
        Optional<BinaryNode> rightChild = createTreap(keys.subList(minIndex + 1, keys.size()));
        return Optional.of(new BinaryNode(keys.get(minIndex), leftChild, rightChild));
      }
    };

      String[] all = new String[elements.length + suffix.length];
      arraycopy(elements, 0, all, 0, elements.length);
      arraycopy(suffix, 0, all, elements.length, suffix.length);
      return ImmutableList.copyOf(all).subList(0, elements.length);
    }
  }

  public static class ImmutableListTailSubListGenerator extends TestStringListGenerator {
    @Override
    protected List<String> create(String[] elements) {