.inOrder();
    // backward map ordered by country (even for currency values)
    assertThat(bimap.inverse().values()).containsExactly(Currency.PESO, Currency.FRANC).inOrder();
  }

  public void testValuesIteratorRemove() {
    // The enum orderings are alphabetical, leading to the bimap and its inverse
    // having inconsistent iteration orderings.
    Map<Currency, Country> map =
        ImmutableMap.of(

    } catch (UnsupportedOperationException e) {
      return;
    }
    for (V value : valueCollection) {
      assertFalse(unmappedValue.equals(value));
    }
  }

  public void testValuesIteratorRemove() {
    Map<K, V> map;
    try {
      map = makePopulatedMap();
    } catch (UnsupportedOperationException e) {
      return;
    }

    Collection<V> valueCollection = map.values();

    } catch (UnsupportedOperationException e) {
      return;
    }
    for (V value : valueCollection) {
      assertFalse(unmappedValue.equals(value));
    }
  }

  public void testValuesIteratorRemove() {
    Map<K, V> map;
    try {
      map = makePopulatedMap();
    } catch (UnsupportedOperationException e) {
      return;
    }

    Collection<V> valueCollection = map.values();