| // Copyright (c) 2016, 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. |
| |
| // @dart = 2.9 |
| |
| library test.constructor_test; |
| |
| import 'dart:mirrors'; |
| import 'package:expect/expect.dart'; |
| |
| class A { |
| factory A([x, y]) = B; |
| factory A.more([x, y]) = B.more; |
| factory A.oneMore(x, [y]) = B.more; |
| } |
| |
| class B implements A { |
| final _x, _y, _z; |
| |
| B([x = 'x', y = 'y']) |
| : _x = x, |
| _y = y, |
| _z = null; |
| |
| B.more([x = 'x', y = 'y', z = 'z']) |
| : _x = x, |
| _y = y, |
| _z = z; |
| |
| toString() => 'B(x=$_x, y=$_y, z=$_z)'; |
| } |
| |
| main() { |
| var d1 = new A(1); |
| Expect.equals('B(x=1, y=y, z=null)', '$d1', 'direct 1'); |
| |
| var d2 = new A.more(1); |
| Expect.equals('B(x=1, y=y, z=z)', '$d2', 'direct 2'); |
| |
| ClassMirror cm = reflectClass(A); |
| |
| var v1 = cm.newInstance(Symbol.empty, []).reflectee; |
| var v2 = cm.newInstance(Symbol.empty, [1]).reflectee; |
| var v3 = cm.newInstance(Symbol.empty, [2, 3]).reflectee; |
| |
| Expect.equals('B(x=x, y=y, z=null)', '$v1', 'unnamed 1'); |
| Expect.equals('B(x=1, y=y, z=null)', '$v2', 'unnamed 2'); |
| Expect.equals('B(x=2, y=3, z=null)', '$v3', 'unnamed 3'); |
| |
| var m1 = cm.newInstance(const Symbol('more'), []).reflectee; |
| var m2 = cm.newInstance(const Symbol('more'), [1]).reflectee; |
| var m3 = cm.newInstance(const Symbol('more'), [2, 3]).reflectee; |
| |
| Expect.equals('B(x=x, y=y, z=z)', '$m1', 'more 1'); |
| Expect.equals('B(x=1, y=y, z=z)', '$m2', 'more 2'); |
| Expect.equals('B(x=2, y=3, z=z)', '$m3', 'more 3'); |
| |
| var o1 = cm.newInstance(const Symbol('oneMore'), [1]).reflectee; |
| var o2 = cm.newInstance(const Symbol('oneMore'), [2, 3]).reflectee; |
| |
| Expect.equals('B(x=1, y=y, z=z)', '$o1', 'oneMore one arg'); |
| Expect.equals('B(x=2, y=3, z=z)', '$o2', 'oneMore two args'); |
| } |