}

  @CollectionSize.Require(absent = ZERO)
  @MapFeature.Require(ALLOWS_NULL_VALUES)
  public void testContainsEntryWithNullValuePresent() {
    initMultimapWithNullValue();
    assertContains(multimap().entries(), mapEntry(getKeyForNullValue(), (V) null));
  }

  @MapFeature.Require(ALLOWS_NULL_VALUE_QUERIES)
  public void testContainsEntryWithNullValueAbsent() {

    assertFalse(multimap().isEmpty());
  }

  @CollectionSize.Require(absent = ZERO)
  @MapFeature.Require(ALLOWS_NULL_VALUES)
  public void testSizeNullValue() {
    initMultimapWithNullValue();
    assertEquals(getNumElements(), multimap().size());
    assertFalse(multimap().isEmpty());
  }

  @CollectionSize.Require(absent = ZERO)
  @MapFeature.Require({ALLOWS_NULL_KEYS, ALLOWS_NULL_VALUES})

        .testEquals();
  }

  @CollectionSize.Require(absent = ZERO)
  @MapFeature.Require(ALLOWS_NULL_VALUES)
  public void testEqualsMultimapWithNullValue() {
    Multimap<K, V> original = multimap();
    initMultimapWithNullValue();
    Multimap<K, V> withNull = multimap();
    new EqualsTester()
        .addEqualityGroup(original)
        .addEqualityGroup(

    assertFalse(multimap().isEmpty());
  }

  @CollectionSize.Require(absent = ZERO)
  @MapFeature.Require(ALLOWS_NULL_VALUES)
  public void testSizeNullValue() {
    initMultimapWithNullValue();
    assertEquals(getNumElements(), multimap().size());
    assertFalse(multimap().isEmpty());
  }

  @CollectionSize.Require(absent = ZERO)
  @MapFeature.Require({ALLOWS_NULL_KEYS, ALLOWS_NULL_VALUES})

    }
    return entries.next();
  }

  protected void initMultimapWithNullKey() {
    resetContainer(getSubjectGenerator().create((Object[]) createArrayWithNullKey()));
  }

  protected void initMultimapWithNullValue() {
    resetContainer(getSubjectGenerator().create((Object[]) createArrayWithNullValue()));
  }

  protected void initMultimapWithNullKeyAndValue() {