|  | // Copyright (c) 2011, 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"; | 
|  |  | 
|  | void do1() { | 
|  | bool cond = true; | 
|  | var result = 0; | 
|  | var x = 0; | 
|  | do { | 
|  | if (x == 10) cond = false; | 
|  | result += x; | 
|  | x = x + 1; | 
|  | } while (cond); | 
|  | Expect.equals(55, result); | 
|  | } | 
|  |  | 
|  | void do2() { | 
|  | var t = 0; | 
|  | var i = 0; | 
|  | do { | 
|  | t = t + 10; | 
|  | i++; | 
|  | } while (i == 0); | 
|  | Expect.equals(10, t); | 
|  | } | 
|  |  | 
|  | void do3() { | 
|  | var i = 0; | 
|  | do { | 
|  | i++; | 
|  | } while (false); | 
|  | Expect.equals(1, i); | 
|  | } | 
|  |  | 
|  | void do4() { | 
|  | var cond1 = true; | 
|  | var result = 0; | 
|  | var i = 0; | 
|  | do { | 
|  | if (i == 9) cond1 = false; | 
|  | var cond2 = true; | 
|  | var j = 0; | 
|  | do { | 
|  | if (j == 9) cond2 = false; | 
|  | result = result + 1; | 
|  | j = j + 1; | 
|  | } while (cond2); | 
|  | i = i + 1; | 
|  | } while (cond1); | 
|  | Expect.equals(100, result); | 
|  | } | 
|  |  | 
|  | void main() { | 
|  | do1(); | 
|  | do2(); | 
|  | do3(); | 
|  | do4(); | 
|  | } |