*/
  public static <K extends @Nullable Object, V extends @Nullable Object>
      ArrayListMultimap<K, V> create(Multimap<? extends K, ? extends V> multimap) {
    return new ArrayListMultimap<>(multimap);
  }

  private ArrayListMultimap() {
    this(12, DEFAULT_VALUES_PER_KEY);
  }

  private ArrayListMultimap(int expectedKeys, int expectedValuesPerKey) {
    super(Platform.newHashMapWithExpectedSize(expectedKeys));

  public void testCopyOfNullKey() {
    ArrayListMultimap<@Nullable String, Integer> input = ArrayListMultimap.create();
    input.put(null, 1);
    assertThrows(
        NullPointerException.class,
        () -> ImmutableListMultimap.copyOf((ArrayListMultimap<String, Integer>) input));
  }

  public void testCopyOfNullValue() {
    ArrayListMultimap<String, @Nullable Integer> input = ArrayListMultimap.create();

  public void testCopyOfNullKey() {
    ArrayListMultimap<@Nullable String, Integer> input = ArrayListMultimap.create();
    input.put(null, 1);
    assertThrows(
        NullPointerException.class,
        () -> ImmutableListMultimap.copyOf((ArrayListMultimap<String, Integer>) input));
  }

  public void testCopyOfNullValue() {
    ArrayListMultimap<String, @Nullable Integer> input = ArrayListMultimap.create();

  public void testCreateFromArrayListMultimap() {
    ArrayListMultimap<String, Integer> original = ArrayListMultimap.create(15, 20);
    ArrayListMultimap<String, Integer> multimap = ArrayListMultimap.create(original);
    assertEquals(20, multimap.expectedValuesPerKey);
  }

  public void testTrimToSize() {
    ArrayListMultimap<String, Integer> multimap = ArrayListMultimap.create();
    multimap.put("foo", 1);

    checkUnmodifiableMultimap(
        ArrayListMultimap.<@Nullable String, @Nullable Integer>create(), true);
  }

  @J2ktIncompatible
  @GwtIncompatible // SerializableTester
  public void testSerializingUnmodifiableArrayListMultimap() {
    Multimap<String, Integer> unmodifiable =
        prepareUnmodifiableTests(ArrayListMultimap.<String, Integer>create(), true, null, null);

                        synchronizedListMultimap(ArrayListMultimap.<String, String>create());
                    for (Entry<String, String> entry : entries) {
                      multimap.put(entry.getKey(), entry.getValue());
                    }
                    return multimap;
                  }
                })
            .named("synchronized ArrayListMultimap")
            .withFeatures(

import com.google.common.base.Joiner;
import com.google.common.base.Predicate;
import com.google.common.base.Splitter;
import com.google.common.base.Ticker;
import com.google.common.collect.ArrayListMultimap;
import com.google.common.collect.BiMap;
import com.google.common.collect.HashBasedTable;
import com.google.common.collect.HashBiMap;
import com.google.common.collect.HashMultimap;

import static junit.framework.TestCase.assertTrue;
import static junit.framework.TestCase.fail;

import com.google.common.annotations.GwtCompatible;
import com.google.common.collect.ArrayListMultimap;
import com.google.common.collect.LinkedHashMultiset;
import com.google.common.collect.Multimap;
import com.google.common.collect.Multiset;
import java.util.ArrayList;
import java.util.Collection;

  }

  public void testEmptyMultimapsEqual() {
    Multimap<String, Integer> setMultimap = HashMultimap.create();
    Multimap<String, Integer> listMultimap = ArrayListMultimap.create();
    assertTrue(setMultimap.equals(listMultimap));
    assertTrue(listMultimap.equals(setMultimap));
  }

  }

  public void testEmptyMultimapsEqual() {
    Multimap<String, Integer> setMultimap = HashMultimap.create();
    Multimap<String, Integer> listMultimap = ArrayListMultimap.create();
    assertTrue(setMultimap.equals(listMultimap));
    assertTrue(listMultimap.equals(setMultimap));
  }