Set<String> set = map.keySet();

    LenientSerializableTester.reserializeAndAssertLenient(set);
  }

  @J2ktIncompatible
  @GwtIncompatible // SerializableTester
  public void testValuesCollectionIsSerializable_regularImmutableMap() {
    class NonSerializableClass {}

    Map<NonSerializableClass, String> map =
        RegularImmutableMap.fromEntries(ImmutableMap.entryOf(new NonSerializableClass(), "value"));

    Set<String> set = map.keySet();

    LenientSerializableTester.reserializeAndAssertLenient(set);
  }

  @J2ktIncompatible
  @GwtIncompatible // SerializableTester
  public void testValuesCollectionIsSerializable_regularImmutableMap() {
    class NonSerializableClass {}

    Map<NonSerializableClass, String> map =
        RegularImmutableMap.create(1, new Object[] {new NonSerializableClass(), "value"});