static int closedTableSize(int expectedEntries, double loadFactor) {
    // Get the recommended table size.
    // Round down to the nearest power of 2.
    expectedEntries = max(expectedEntries, 2);
    int tableSize = Integer.highestOneBit(expectedEntries);
    // Check to make sure that we will not exceed the maximum load factor.
    if (expectedEntries > (int) (loadFactor * tableSize)) {
      tableSize <<= 1;

  @CollectionSize.Require(absent = ZERO)
  public void testForEach_nullKeys() {
    initMapWithNullKey();
    List<Entry<K, V>> expectedEntries = asList(createArrayWithNullKey());
    List<Entry<K, V>> entries = new ArrayList<>();
    getMap().forEach((k, v) -> entries.add(entry(k, v)));
    assertEqualIgnoringOrder(expectedEntries, entries);
  }

  @MapFeature.Require(ALLOWS_NULL_VALUES)
  @CollectionSize.Require(absent = ZERO)

  public void testForEach_nullKeys() {
    initMapWithNullKey();
    List<Entry<K, V>> expectedEntries = asList(createArrayWithNullKey());
    List<Entry<K, V>> entries = new ArrayList<>();
    getMap().forEach((k, v) -> entries.add(entry(k, v)));
    Helpers.assertEqualIgnoringOrder(expectedEntries, entries);
  }

  @MapFeature.Require(ALLOWS_NULL_VALUES)
  @CollectionSize.Require(absent = ZERO)

              return values().asList().get(index + 1);
            });
    List<Entry<K, V>> expectedEntries = new ArrayList<>();
    for (Entry<K, V> entry : getSampleEntries()) {
      int index = keys().asList().indexOf(entry.getKey());
      expectedEntries.add(mapEntry(entry.getKey(), values().asList().get(index + 1)));
    }
    expectContents(expectedEntries);
  }

  @MapFeature.Require(SUPPORTS_PUT)
  @CollectionFeature.Require(KNOWN_ORDER)

  static int closedTableSize(int expectedEntries, double loadFactor) {
    // Get the recommended table size.
    // Round down to the nearest power of 2.
    expectedEntries = max(expectedEntries, 2);
    int tableSize = Integer.highestOneBit(expectedEntries);
    // Check to make sure that we will not exceed the maximum load factor.
    if (expectedEntries > (int) (loadFactor * tableSize)) {
      tableSize <<= 1;

            });
    List<Entry<K, V>> expectedEntries = new ArrayList<>();
    for (Entry<K, V> entry : getSampleEntries()) {
      int index = keys().asList().indexOf(entry.getKey());
      expectedEntries.add(Helpers.mapEntry(entry.getKey(), values().asList().get(index + 1)));
    }
    expectContents(expectedEntries);
  }

  @MapFeature.Require(SUPPORTS_PUT)

      SortedMultiset<E> subMultiset = spec.subMultiset(sortedMultiset, entries, i);
      assertEquals(totalSize(expected), subMultiset.size());
    }
  }

  private void testSubMultisetDistinctElements(SubMultisetSpec spec) {
    List<Entry<E>> entries = copyToList(sortedMultiset.entrySet());
    for (int i = 0; i < entries.size(); i++) {
      List<Entry<E>> expected = spec.expectedEntries(i, entries);

      SortedMultiset<E> subMultiset = spec.subMultiset(sortedMultiset, entries, i);
      assertEquals(totalSize(expected), subMultiset.size());
    }
  }

  private void testSubMultisetDistinctElements(SubMultisetSpec spec) {
    List<Entry<E>> entries = copyToList(sortedMultiset.entrySet());
    for (int i = 0; i < entries.size(); i++) {
      List<Entry<E>> expected = spec.expectedEntries(i, entries);

    }
  }

  private static <K, V> void assertSameEntries(
      List<ReferenceEntry<K, V>> expectedEntries, List<ReferenceEntry<K, V>> actualEntries) {
    int size = expectedEntries.size();
    assertThat(actualEntries).hasSize(size);
    for (int i = 0; i < size; i++) {
      ReferenceEntry<K, V> expectedEntry = expectedEntries.get(i);
      ReferenceEntry<K, V> actualEntry = actualEntries.get(i);

    }
  }

  private static <K, V> void assertSameEntries(
      List<ReferenceEntry<K, V>> expectedEntries, List<ReferenceEntry<K, V>> actualEntries) {
    int size = expectedEntries.size();
    assertThat(actualEntries).hasSize(size);
    for (int i = 0; i < size; i++) {
      ReferenceEntry<K, V> expectedEntry = expectedEntries.get(i);
      ReferenceEntry<K, V> actualEntry = actualEntries.get(i);