| // 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. |
| // Dart test program testing closures. |
| |
| import "package:expect/expect.dart"; |
| |
| class A { |
| operator -() => this; |
| |
| foo(x) { |
| -a; |
| if (x) return true; |
| return false; |
| } |
| |
| loop1(x) { |
| -a; |
| while (x) return true; |
| return false; |
| } |
| |
| loop2(x) { |
| -a; |
| for (; x;) return true; |
| return false; |
| } |
| |
| loop3(x) { |
| -a; |
| var i = 0; |
| do { |
| if (i++ == 1) return false; |
| } while (!x); |
| return true; |
| } |
| } |
| |
| var a; |
| |
| main() { |
| a = new A(); |
| Expect.isTrue(a.foo(true)); |
| Expect.isTrue(a.loop1(true)); |
| Expect.isTrue(a.loop2(true)); |
| Expect.isTrue(a.loop3(true)); |
| } |