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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, 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 | 4 |
5 class B { | 5 // Dart test program to test type-based optimization on fields. |
6 foo(i) => 499 + i; | 6 |
| 7 |
| 8 class A { |
| 9 var x; |
| 10 A() : x = new B(); |
| 11 foo() { |
| 12 x++; |
| 13 } |
7 } | 14 } |
8 | 15 |
9 class A { | 16 class B { |
10 var b; | 17 operator +(other) => 498; |
11 A() : b = new B(); | |
12 | |
13 foo(i) { return (() => b.foo(i))(); } | |
14 } | 18 } |
15 | |
16 main() { | 19 main() { |
17 var a = new A(); | 20 var a = new A(); |
18 Expect.equals(510, a.foo(11)); | 21 a.foo(); |
19 var f = a.foo; | 22 a.foo(); |
20 Expect.equals(521, f(22)); | 23 Expect.equals(499, a.x); |
21 } | 24 } |
22 | |
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