}

  public void testEqualsForEmptyMap() {
    Map<K, V> map;
    try {
      map = makeEmptyMap();
    } catch (UnsupportedOperationException e) {
      return;
    }

    // Explicitly call `equals`; `assertEquals` might return fast
    assertTrue(map.equals(map));
    assertTrue(makeEmptyMap().equals(map));
    assertEquals(emptyMap(), map);
    assertFalse(map.equals(emptySet()));

    }

    abstract Table<Character, String, Integer> makeTable();

    @Override
    protected Map<String, Integer> makeEmptyMap() {
      return makeTable().row('a');
    }

    @Override
    protected Map<String, Integer> makePopulatedMap() {
      Table<Character, String, Integer> table = makeTable();

  }

  @Override
  Table<String, Integer, Character> makeTable() {
    return ArrayTable.create(asList("foo", "bar", "dog"), asList(1, 2, 3));
  }

  @Override
  protected Map<String, Map<Integer, Character>> makeEmptyMap() {
    throw new UnsupportedOperationException();
  }

  }

  @Override
  Table<String, Integer, Character> makeTable() {
    return ArrayTable.create(asList("foo", "bar", "dog"), asList(1, 2, 3));
  }

  @Override
  protected Map<String, Map<Integer, Character>> makeEmptyMap() {
    throw new UnsupportedOperationException();
  }

@NullUnmarked
public class RegularImmutableMapWithUnhashableValuesMapInterfaceTest
    extends AbstractImmutableMapMapInterfaceTest<Integer, UnhashableObject> {
  @Override
  protected Map<Integer, UnhashableObject> makeEmptyMap() {
    return ImmutableMap.of();
  }

  @Override
  protected Map<Integer, UnhashableObject> makePopulatedMap() {
    Unhashables unhashables = new Unhashables();

  public MultimapsTransformValuesAsMapTest() {
    super(true, true, true);
  }

  @Override
  protected Map<String, Collection<Integer>> makeEmptyMap() {
    return Multimaps.transformValues(
            ArrayListMultimap.<String, Integer>create(), Functions.<Integer>identity())
        .asMap();
  }

  @Override

    TreeBasedTable<String, Integer, Character> table = makeTable();
    populateTable(table);
    return table.rowMap().tailMap("b");
  }

  @Override
  protected Map<String, Map<Integer, Character>> makeEmptyMap() {
    return makeTable().rowMap().tailMap("b");
  }

  @Override
  protected String getKeyNotInPopulatedMap() {
    return "a";
  }

@NullUnmarked
public class RegularImmutableMapWithUnhashableValuesMapInterfaceTest
    extends AbstractImmutableMapMapInterfaceTest<Integer, UnhashableObject> {
  @Override
  protected Map<Integer, UnhashableObject> makeEmptyMap() {
    return ImmutableMap.of();
  }

  @Override
  protected Map<Integer, UnhashableObject> makePopulatedMap() {
    Unhashables unhashables = new Unhashables();

    super(true, true, false, false, false);
  }

  @Override
  protected String getKeyNotInPopulatedMap() {
    throw new UnsupportedOperationException();
  }

  @Override
  protected Map<String, Integer> makeEmptyMap() {
    throw new UnsupportedOperationException();
  }

  @Override
  Table<String, Character, Integer> makeTable() {
    return ArrayTable.create(asList("one", "two", "three", "four"), asList('a', 'b', 'c'));
  }

@GwtCompatible
@NullUnmarked
public class ImmutableMapWithBadHashesMapInterfaceTest
    extends AbstractImmutableMapMapInterfaceTest<Object, Integer> {
  @Override
  protected Map<Object, Integer> makeEmptyMap() {
    throw new UnsupportedOperationException();
  }

  @Override
  protected Map<Object, Integer> makePopulatedMap() {
    Colliders colliders = new Colliders();
    return ImmutableMap.of(