assertGet(getKeyForNullValue(), ImmutableList.<V>of());
  }

  @CollectionSize.Require(absent = ZERO)
  @MapFeature.Require({SUPPORTS_REMOVE, ALLOWS_NULL_VALUES})
  public void testRemoveNullValuePresent() {
    initMultimapWithNullValue();

    assertTrue(multimap().remove(getKeyForNullValue(), null));

    expectMissing(mapEntry(getKeyForNullValue(), (V) null));