assertEquals(2, multimap.expectedValuesPerKey);
  }

  public void testCreateFromMultimap() {
    HashMultimap<String, Integer> multimap = HashMultimap.create();
    multimap.put("foo", 1);
    multimap.put("bar", 2);
    multimap.put("foo", 3);
    HashMultimap<String, Integer> copy = HashMultimap.create(multimap);
    assertEquals(multimap, copy);
    assertEquals(2, copy.expectedValuesPerKey);
  }

    assertEquals(2, multimap.expectedValuesPerKey);
  }

  public void testCreateFromMultimap() {
    HashMultimap<String, Integer> multimap = HashMultimap.create();
    multimap.put("foo", 1);
    multimap.put("bar", 2);
    multimap.put("foo", 3);
    HashMultimap<String, Integer> copy = HashMultimap.create(multimap);
    assertEquals(multimap, copy);
    assertEquals(2, copy.expectedValuesPerKey);
  }

    Multimap<String, Integer> multimap = createMultimap();
    Multimap<String, Integer> hashMultimap = HashMultimap.create();
    hashMultimap.putAll("foo", Arrays.asList(1, 3));
    hashMultimap.put("bar", 2);

    new EqualsTester()
        .addEqualityGroup(
            multimap,
            createMultimap(),
            hashMultimap,
            ImmutableSetMultimap.<String, Integer>builder()
                .put("bar", 2)

    Multimap<String, Integer> multimap = createMultimap();
    Multimap<String, Integer> hashMultimap = HashMultimap.create();
    hashMultimap.putAll("foo", Arrays.asList(1, 3));
    hashMultimap.put("bar", 2);

    new EqualsTester()
        .addEqualityGroup(
            multimap,
            createMultimap(),
            hashMultimap,
            ImmutableSetMultimap.<String, Integer>builder()
                .put("bar", 2)

import com.google.common.base.MoreObjects;
import com.google.common.cache.CacheBuilder;
import com.google.common.cache.CacheLoader;
import com.google.common.cache.LoadingCache;
import com.google.common.collect.HashMultimap;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableSet;
import com.google.common.collect.Iterators;
import com.google.common.collect.Lists;
import com.google.common.collect.Maps;

    assertThrows(IllegalArgumentException.class, () -> ArrayListMultimap.create(-15, 2));
  }

  public void testCreateFromHashMultimap() {
    Multimap<String, Integer> original = HashMultimap.create();
    ArrayListMultimap<String, Integer> multimap = ArrayListMultimap.create(original);
    assertEquals(3, multimap.expectedValuesPerKey);
  }

  public void testCreateFromArrayListMultimap() {

  public enum SetMultimapImpl {
    HashMultimapImpl {
      @Override
      <K extends Comparable<K>, V extends Comparable<V>> SetMultimap<K, V> create(
          Multimap<K, V> contents) {
        return HashMultimap.create(contents);
      }
    },
    LinkedHashMultimapImpl {
      @Override
      <K extends Comparable<K>, V extends Comparable<V>> SetMultimap<K, V> create(
          Multimap<K, V> contents) {

  }

  /** Test that creating one TreeMultimap from a non-TreeMultimap results in natural ordering. */
  public void testCreateFromHashMultimap() {
    Multimap<Double, Double> hash = HashMultimap.create();
    hash.put(1.0, 2.0);
    hash.put(2.0, 3.0);
    hash.put(3.0, 4.0);
    hash.put(4.0, 5.0);

    TreeMultimap<Double, Double> copyFromHash = TreeMultimap.create(hash);

   * #synchronizedMultimap}.
   *
   * <p>Call this method only when the simpler methods {@link ArrayListMultimap#create()}, {@link
   * HashMultimap#create()}, {@link LinkedHashMultimap#create()}, {@link
   * LinkedListMultimap#create()}, {@link TreeMultimap#create()}, and {@link
   * TreeMultimap#create(Comparator, Comparator)} won't suffice.
   *

   * #synchronizedMultimap}.
   *
   * <p>Call this method only when the simpler methods {@link ArrayListMultimap#create()}, {@link
   * HashMultimap#create()}, {@link LinkedHashMultimap#create()}, {@link
   * LinkedListMultimap#create()}, {@link TreeMultimap#create()}, and {@link
   * TreeMultimap#create(Comparator, Comparator)} won't suffice.
   *