public void testPutAll_supportedNonePresent() {
    putAll(createDisjointCollection());
    expectAdded(e3(), e4());
  }

  @MapFeature.Require(absent = SUPPORTS_PUT)
  public void testPutAll_unsupportedNonePresent() {
    try {
      putAll(createDisjointCollection());
      fail("putAll(nonePresent) should throw");
    } catch (UnsupportedOperationException expected) {
    }
    expectUnchanged();

  public void testPutAllNonEmptyCollectionOnPresentKey() {
    assertTrue(multimap().putAll(k0(), Lists.newArrayList(v3(), v4())));
    assertGet(k0(), v0(), v3(), v4());
  }

  @MapFeature.Require(SUPPORTS_PUT)
  public void testPutAllNonEmptyIterableOnAbsentKey() {
    assertTrue(
        multimap()
            .putAll(
                k3(),
                new Iterable<V>() {
                  @Override

        ImmutableListMultimap.<Character, Character>builder()
            .putAll('b', Arrays.asList('a', 'n', 'a', 'n', 'a'))
            .putAll('a', Arrays.asList('p', 'p', 'l', 'e'))
            .putAll('c', Arrays.asList('a', 'r', 'r', 'o', 't'))
            .putAll('a', Arrays.asList('s', 'p', 'a', 'r', 'a', 'g', 'u', 's'))
            .putAll('c', Arrays.asList('h', 'e', 'r', 'r', 'y'))
            .build();

  }

  public void testBuilderPutAllIterable() {
    ImmutableSetMultimap.Builder<String, Integer> builder = ImmutableSetMultimap.builder();
    builder.putAll("foo", Arrays.asList(1, 2, 3));
    builder.putAll("bar", Arrays.asList(4, 5));
    builder.putAll("foo", Arrays.asList(6, 7));
    Multimap<String, Integer> multimap = builder.build();
    assertEquals(ImmutableSet.of(1, 2, 3, 6, 7), multimap.get("foo"));

   *     ImmutableSetMultimap.<Character, Character>builder()
   *         .putAll('b', Arrays.asList('a', 'n', 'a', 'n', 'a'))
   *         .putAll('a', Arrays.asList('p', 'p', 'l', 'e'))
   *         .putAll('c', Arrays.asList('a', 'r', 'r', 'o', 't'))
   *         .putAll('a', Arrays.asList('s', 'p', 'a', 'r', 'a', 'g', 'u', 's'))
   *         .putAll('c', Arrays.asList('h', 'e', 'r', 'r', 'y'))
   *         .build();
   *

    }

    @Override
    public boolean putAll(@Nullable K key, Iterable<? extends V> values) {
      assertTrue(Thread.holdsLock(mutex));
      return super.putAll(key, values);
    }

    @Override
    public boolean putAll(Multimap<? extends K, ? extends V> map) {
      assertTrue(Thread.holdsLock(mutex));
      return super.putAll(map);
    }

    @Override

    }

    @CanIgnoreReturnValue
    @Override
    public Builder<K, V> putAll(Map<? extends K, ? extends V> map) {
      super.putAll(map);
      return this;
    }

    @CanIgnoreReturnValue
    @Override
    public Builder<K, V> putAll(Iterable<? extends Entry<? extends K, ? extends V>> entries) {
      super.putAll(entries);
      return this;
    }

    @CanIgnoreReturnValue

    multimap.put("foo", 3);
    multimap.put("bar", 1);
    multimap.putAll("foo", Arrays.asList(-1, 2, 4));
    multimap.putAll("bar", Arrays.asList(2, 3));
    multimap.put("foo", 1);
    TreeMultimap<String, Integer> copy =
        TreeMultimap.create(StringLength.COMPARATOR, DECREASING_INT_COMPARATOR);
    copy.putAll(multimap);
    assertEquals(multimap, copy);

                  protected Map<String, String> create(Entry<String, String>[] entries) {
                    Map<String, String> map = Maps.newHashMap();
                    putEntries(map, entries);
                    map.putAll(ENTRIES_TO_FILTER);
                    return Maps.filterKeys(map, FILTER_KEYS);
                  }
                })
            .named("Maps.filterKeys[Map, Predicate]")
            .withFeatures(

    // Test #putAll(K, Collection<V>)
    try {
      multimap.putAll(sampleKey, sampleValueAsCollection);
      fail("putAll(K, Iterable) succeeded on unmodifiable multimap");
    } catch (UnsupportedOperationException expected) {
    }
    assertMultimapRemainsUnmodified(multimap, originalEntries);

    // Test #putAll(Multimap<K, V>)