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| 1 // Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file |
| 2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
| 3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
| 4 // Dart test program for constructors and initializers. | 4 // Dart test program for constructors and initializers. |
| 5 | 5 |
| 6 // Check that generic closures are properly instantiated. | 6 // Check that generic closures are properly instantiated. |
| 7 | 7 |
| 8 import 'package:expect/expect.dart'; | 8 import 'package:expect/expect.dart'; |
| 9 | 9 |
| 10 typedef T F<T>(T x); | 10 typedef T F<T>(T x); |
| 11 typedef R G<T, R>(T x); | 11 typedef R G<T, R>(T x); |
| 12 | 12 |
| 13 class C<T> { | 13 class C<T> { |
| 14 get f => (T x) => 2*x; | 14 get f => (T x) => 2 * x; |
| 15 T g(T x) => 3*x; | 15 T g(T x) => 3 * x; |
| 16 } | 16 } |
| 17 | 17 |
| 18 main() { | 18 main() { |
| 19 var c = new C<int>(); | 19 var c = new C<int>(); |
| 20 var f = c.f; | 20 var f = c.f; |
| 21 var g = c.g; | 21 var g = c.g; |
| 22 Expect.equals(42, f(21)); | 22 Expect.equals(42, f(21)); |
| 23 Expect.equals(42, g(14)); | 23 Expect.equals(42, g(14)); |
| 24 Expect.isTrue(f is Function); | 24 Expect.isTrue(f is Function); |
| 25 Expect.isTrue(g is Function); | 25 Expect.isTrue(g is Function); |
| (...skipping 26 matching lines...) Expand all Loading... |
| 52 f = c.f; | 52 f = c.f; |
| 53 g = c.g; | 53 g = c.g; |
| 54 Expect.isTrue(f is F); | 54 Expect.isTrue(f is F); |
| 55 Expect.isTrue(g is F); | 55 Expect.isTrue(g is F); |
| 56 Expect.isTrue(f is F<int>); | 56 Expect.isTrue(f is F<int>); |
| 57 Expect.isTrue(g is F<int>); | 57 Expect.isTrue(g is F<int>); |
| 58 Expect.isTrue(f is F<bool>); | 58 Expect.isTrue(f is F<bool>); |
| 59 Expect.isTrue(g is F<bool>); | 59 Expect.isTrue(g is F<bool>); |
| 60 Expect.equals("(dynamic) => dynamic", f.runtimeType.toString()); | 60 Expect.equals("(dynamic) => dynamic", f.runtimeType.toString()); |
| 61 Expect.equals("(dynamic) => dynamic", g.runtimeType.toString()); | 61 Expect.equals("(dynamic) => dynamic", g.runtimeType.toString()); |
| 62 } | 62 } |
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