assertThat(map).isSameInstanceAs(setMultimap.asMap());
  }

  public void testAsMap_sortedSetMultimap() {
    SortedSetMultimap<String, Integer> sortedSetMultimap = TreeMultimap.create();
    Map<String, SortedSet<Integer>> map = Multimaps.asMap(sortedSetMultimap);
    assertThat(map).isSameInstanceAs(sortedSetMultimap.asMap());
  }

  public void testForMap() {
    Map<String, Integer> map = new HashMap<>();

 *       {@linkplain SetMultimap#get collection of values} associated with a given key fulfills the
 *       {@link java.util.Set} contract.
 *   <dt>{@link SortedSetMultimap}
 *   <dd>An extension of {@link SetMultimap} for which the {@linkplain SortedSetMultimap#get
 *       collection values} associated with a given key is a {@link java.util.SortedSet}.
 *   <dt>{@link BiMap}

import com.google.common.annotations.GwtCompatible;
import com.google.common.collect.SortedSetMultimap;
import com.google.common.collect.testing.features.MapFeature;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.SortedSet;
import org.junit.Ignore;

/**
 * Testers for {@link SortedSetMultimap#asMap}.
 *
 * @author Louis Wasserman
 * @param <K> The key type of the tested multimap.

        K extends @Nullable Object, V extends @Nullable Object>
    extends ForwardingSetMultimap<K, V> implements SortedSetMultimap<K, V> {

  /** Constructor for use by subclasses. */
  protected ForwardingSortedSetMultimap() {}

  @Override
  protected abstract SortedSetMultimap<K, V> delegate();

  @Override
  public SortedSet<V> get(@ParametricNullness K key) {
    return delegate().get(key);
  }

import java.util.Collection;
import java.util.Set;
import java.util.SortedMap;
import java.util.SortedSet;
import org.jspecify.annotations.Nullable;

/**
 * Basic implementation of a {@link SortedSetMultimap} with a sorted key set.
 *
 * <p>This superclass allows {@code TreeMultimap} to override methods to return navigable set and
 * map types in non-GWT only, while GWT code will inherit the SortedMap/SortedSet overrides.
 *

   *
   * @since 16.0
   */
  public abstract static class SortedSetMultimapBuilder<
          K0 extends @Nullable Object, V0 extends @Nullable Object>
      extends SetMultimapBuilder<K0, V0> {
    SortedSetMultimapBuilder() {}

    @Override
    public abstract <K extends K0, V extends V0> SortedSetMultimap<K, V> build();

    @Override

   *
   * @since 16.0
   */
  public abstract static class SortedSetMultimapBuilder<
          K0 extends @Nullable Object, V0 extends @Nullable Object>
      extends SetMultimapBuilder<K0, V0> {
    SortedSetMultimapBuilder() {}

    @Override
    public abstract <K extends K0, V extends V0> SortedSetMultimap<K, V> build();

    @Override

  }

  /** Test that creating one TreeMultimap from a SortedSetMultimap uses natural ordering. */
  public void testCreateFromSortedSetMultimap() {
    SortedSetMultimap<Double, Double> tree = TreeMultimap.create(KEY_COMPARATOR, VALUE_COMPARATOR);
    tree.put(1.0, 2.0);
    tree.put(2.0, 3.0);
    tree.put(3.0, 4.0);
    tree.put(4.0, 5.0);

    SortedSetMultimap<Double, Double> sorted = Multimaps.unmodifiableSortedSetMultimap(tree);

import java.util.List;
import java.util.Map.Entry;
import java.util.Set;
import junit.framework.TestSuite;

/**
 * Creates, based on your criteria, a JUnit test suite that exhaustively tests a {@code
 * SortedSetMultimap} implementation.
 *
 * @author Louis Wasserman
 */
@GwtIncompatible
public class SortedSetMultimapTestSuiteBuilder<K, V>
    extends MultimapTestSuiteBuilder<K, V, SetMultimap<K, V>> {

import java.util.List;
import java.util.Map.Entry;
import java.util.Set;
import junit.framework.TestSuite;

/**
 * Creates, based on your criteria, a JUnit test suite that exhaustively tests a {@code
 * SortedSetMultimap} implementation.
 *
 * @author Louis Wasserman
 */
@GwtIncompatible
public class SortedSetMultimapTestSuiteBuilder<K, V>
    extends MultimapTestSuiteBuilder<K, V, SetMultimap<K, V>> {