| // 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. | 
 |  | 
 | import "package:expect/expect.dart"; | 
 |  | 
 | main() { | 
 |   var c1 = ({b, a}) => 'a: $a b: $b'; | 
 |   var c2 = ({a, b}) => 'a: $a b: $b'; | 
 |  | 
 |   Expect.equals ('a: 2 b: 1', c1(b: 1, a: 2)); | 
 |   Expect.equals ('a: 1 b: 2', c1(a: 1, b: 2)); | 
 |  | 
 |   Expect.equals ('a: 2 b: 1', c2(b: 1, a: 2)); | 
 |   Expect.equals ('a: 1 b: 2', c2(a: 1, b: 2)); | 
 | } |