blob: 1b69325472c12e9f73060e904fb7e022f54dbe5a [file] [log] [blame]
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
import "package:expect/expect.dart";
// Dart test program for testing default factories.
abstract class Vehicle {
factory Vehicle() = GoogleOne.Vehicle;
// ^^^^^^^^^^^^^^^^^
// [cfe] The constructor function type 'GoogleOne Function()' isn't a subtype of 'Vehicle Function()'.
class Bike implements Vehicle, GoogleOne {
Bike.redOne() {}
abstract class SpaceShip {
factory SpaceShip() = GoogleOne;
class GoogleOne implements SpaceShip {
GoogleOne.internal_() {}
factory GoogleOne() {
return new GoogleOne.internal_();
factory GoogleOne.Vehicle() {
return new Bike.redOne();
main() {
Expect.equals(true, (new Bike.redOne()) is Bike);
Expect.equals(true, (new SpaceShip()) is GoogleOne);
var ensureItsCalled = new Vehicle();