* limitations under the License.
 */

package com.google.common.collect;

import static com.google.common.collect.Multimaps.filterKeys;
import static com.google.common.collect.Multimaps.filterValues;
import static java.util.Arrays.asList;

import com.google.common.annotations.GwtIncompatible;
import com.google.common.base.Predicate;
import java.util.Map.Entry;
import java.util.Objects;

    assertEquals(ImmutableMap.of(), filtered);
  }

  public void testFilteredValuesIllegalPut() {
    Map<String, Integer> unfiltered = createUnfiltered();
    Map<String, Integer> filtered = Maps.filterValues(unfiltered, EVEN);
    filtered.put("a", 2);
    unfiltered.put("b", 4);
    unfiltered.put("c", 5);
    assertEquals(ImmutableMap.of("a", 2, "b", 4), filtered);

    assertEquals(ImmutableMap.of(), filtered);
  }

  public void testFilteredValuesIllegalPut() {
    Map<String, Integer> unfiltered = createUnfiltered();
    Map<String, Integer> filtered = Maps.filterValues(unfiltered, EVEN);
    filtered.put("a", 2);
    unfiltered.put("b", 4);
    unfiltered.put("c", 5);
    assertEquals(ImmutableMap.of("a", 2, "b", 4), filtered);

                    multimap.put("two", 159);
                    multimap.put("one", 265);
                    return filterValues(
                        multimap, not(Predicates.in(ImmutableSet.of(314, 159, 265))));
                  }
                })
            .named("Multimaps.filterValues[SetMultimap, Predicate]")
            .withFeatures(
                CollectionSize.ANY,
                MapFeature.GENERAL_PURPOSE,

              }
            }));
    assertEquals(newArrayList("a", "c", "e"), list);
  }

  // The Maps returned by Maps.filterEntries(), Maps.filterKeys(), and
  // Maps.filterValues() are not tested with removeIf() since Maps are not
  // Iterable.  Those returned by Iterators.filter() and Iterables.filter()
  // are not tested because they are unmodifiable.

              }
            }));
    assertEquals(newArrayList("a", "c", "e"), list);
  }

  // The Maps returned by Maps.filterEntries(), Maps.filterKeys(), and
  // Maps.filterValues() are not tested with removeIf() since Maps are not
  // Iterable.  Those returned by Iterators.filter() and Iterables.filter()
  // are not tested because they are unmodifiable.

   * Predicates.instanceOf(ArrayList.class)}, which is inconsistent with equals.
   *
   * @since 11.0
   */
  public static <K extends @Nullable Object, V extends @Nullable Object>
      Multimap<K, V> filterValues(Multimap<K, V> unfiltered, Predicate<? super V> valuePredicate) {
    return filterEntries(unfiltered, Maps.<V>valuePredicateOnEntries(valuePredicate));
  }

  /**

   * Predicates.instanceOf(ArrayList.class)}, which is inconsistent with equals.
   *
   * @since 11.0
   */
  public static <K extends @Nullable Object, V extends @Nullable Object>
      Multimap<K, V> filterValues(Multimap<K, V> unfiltered, Predicate<? super V> valuePredicate) {
    return filterEntries(unfiltered, Maps.<V>valuePredicateOnEntries(valuePredicate));
  }

  /**