collection = super.resetContainer(newContents);
    return collection;
  }

  /** @see AbstractContainerTester#resetContainer() */
  protected void resetCollection() {
    resetContainer();
  }

  /** @return an array of the proper size with {@code null} inserted into the middle element. */
  protected E[] createArrayWithNullElement() {
    E[] array = createSamplesArray();

    }
  }

  @MapFeature.Require(SUPPORTS_REMOVE)
  public void testAsMapRemoveImplementsSortedSet() {
    List<K> keys = new ArrayList<>(multimap().keySet());
    for (K key : keys) {
      resetCollection();
      SortedSet<V> valueSet = (SortedSet<V>) multimap().asMap().remove(key);
      assertEquals(multimap().valueComparator(), valueSet.comparator());
    }
  }

    }
  }

  @MapFeature.Require(SUPPORTS_REMOVE)
  public void testAsMapRemoveImplementsSet() {
    List<K> keys = new ArrayList<>(multimap().keySet());
    for (K key : keys) {
      resetCollection();
      assertTrue(multimap().asMap().remove(key) instanceof Set);
    }
  }

  @CollectionSize.Require(SEVERAL)
  public void testEquals() {

    }
  }

  @MapFeature.Require(SUPPORTS_REMOVE)
  public void testAsMapRemoveImplementsList() {
    List<K> keys = new ArrayList<>(multimap().keySet());
    for (K key : keys) {
      resetCollection();
      assertTrue(multimap().asMap().remove(key) instanceof List);
    }
  }

  @CollectionSize.Require(SEVERAL)
  public void testEquals() {

        singleton(e4()),
        features,
        copyToList(getOrderedElements()),
        0) {
      @Override
      protected ListIterator<E> newTargetIterator() {
        resetCollection();
        return getList().listIterator();
      }

      @Override
      protected void verify(List<E> elements) {
        expectContents(elements);
      }
    }.test();
  }

    }
  }

  @MapFeature.Require(SUPPORTS_REMOVE)
  public void testAsMapRemoveImplementsSortedSet() {
    List<K> keys = new ArrayList<>(multimap().keySet());
    for (K key : keys) {
      resetCollection();
      SortedSet<V> valueSet = (SortedSet<V>) multimap().asMap().remove(key);
      assertEquals(multimap().valueComparator(), valueSet.comparator());
    }
  }

    new IteratorTester<E>(
        Platform.collectionIteratorTesterNumIterations(), features, elements, knownOrder) {
      @Override
      protected Iterator<E> newTargetIterator() {
        resetCollection();
        return collection.iterator();
      }

      @Override
      protected void verify(List<E> elements) {
        expectContents(elements);
      }
    }.test();
  }

    }
  }

  @MapFeature.Require(SUPPORTS_REMOVE)
  public void testAsMapRemoveImplementsSet() {
    List<K> keys = new ArrayList<>(multimap().keySet());
    for (K key : keys) {
      resetCollection();
      assertTrue(multimap().asMap().remove(key) instanceof Set);
    }
  }

  @CollectionSize.Require(SEVERAL)
  public void testEquals() {

        singleton(e4()),
        features,
        copyToList(getOrderedElements()),
        0) {
      @Override
      protected ListIterator<E> newTargetIterator() {
        resetCollection();
        return getList().listIterator();
      }

      @Override
      protected void verify(List<E> elements) {
        expectContents(elements);
      }
    }.test();
  }

    multimap = super.resetContainer(getSubjectGenerator().create((Object[]) newContents));
    return multimap;
  }

  /**
   * @see AbstractContainerTester#resetContainer()
   */
  protected void resetCollection() {
    resetContainer();
  }

  protected void assertGet(K key, V... values) {
    assertGet(key, asList(values));
  }

  protected void assertGet(K key, Collection<? extends V> values) {