|  | // Copyright (c) 2015, 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. | 
|  |  | 
|  | // Regression test for issue 23058. | 
|  |  | 
|  | import "package:expect/expect.dart"; | 
|  | import "package:async_helper/async_helper.dart"; | 
|  |  | 
|  | class A { | 
|  | var x = new B(); | 
|  |  | 
|  | foo() async { | 
|  | return x.foo == 2 ? 42 : x.foo; | 
|  | } | 
|  | } | 
|  |  | 
|  | class B { | 
|  | var x = 0; | 
|  |  | 
|  | get foo { | 
|  | if (x == -1) { | 
|  | return 0; | 
|  | } else { | 
|  | return x++; | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | main() { | 
|  | asyncStart(); | 
|  | new A().foo().then((result) { | 
|  | Expect.equals(1, result); | 
|  | asyncEnd(); | 
|  | }); | 
|  | } |