blob: 7492df89035d0586671ef6efbf19faf0e947ccb3 [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";
abstract class A {
factory A(int x, int y) = B;
class B implements A {
final int x;
final int y;
B(this.x, this.y);
// This factory should never be invoked.
factory B.A(int a, int b) {
return new B(0, 0);
factory B.X(int a, int b) {
return new B(a * 10, b * 10);
main() {
var a = new B(1, 2);
// Check that constructor B is invoked and not factory B.A.
Expect.equals(1, a.x);
Expect.equals(2, a.y);
var x = new B.X(11, 22);
// Check that factory is invoked.
Expect.equals(110, x.x);
Expect.equals(220, x.y);