| // Copyright (c) 2013, 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 |
| |
| // Test the use of type arguments on const map literals using general expression |
| // as keys. |
| |
| library map_literal8_test; |
| |
| import "package:expect/expect.dart"; |
| |
| class A { |
| const A(); |
| } |
| |
| class B extends A { |
| final a; |
| const B(this.a); |
| } |
| |
| void main() { |
| var m1 = const { |
| const A(): 0, |
| const B(0): 1, |
| const B(1): 2, |
| const B(const A()): 3, |
| }; |
| Expect.isTrue(m1 is Map); |
| Expect.isTrue(m1 is Map<A, int>); |
| Expect.isFalse(m1 is Map<int, dynamic>); |
| Expect.isFalse(m1 is Map<dynamic, A>); |
| |
| var m2 = const <A, int>{ |
| const A(): 0, |
| const B(0): 1, |
| const B(1): 2, |
| const B(const A()): 3, |
| }; |
| Expect.isTrue(m2 is Map); |
| Expect.isTrue(m2 is Map<A, int>); |
| Expect.isFalse(m2 is Map<int, dynamic>); |
| Expect.isFalse(m2 is Map<dynamic, A>); |
| } |