| // 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. |
| |
| /// @assertion Execution of an if statement of the form if (b) s1 else s2 |
| /// proceeds as follows: |
| /// . . . |
| /// If r is true, then the statement {s1} is executed, otherwise statement {s2} |
| /// is executed. |
| /// @description Checks that if the expression b evaluates to an object o that |
| /// converts to the boolean false, then the statement s2 is executed. |
| /// Boolean false constant is tested as well as various comparison expressions. |
| /// @author vasya |
| |
| import '../../../Utils/expect.dart'; |
| |
| main() { |
| var i = 0; |
| if (false) { |
| i = 1; |
| } else { |
| i = 2; |
| } |
| Expect.equals(2, i); |
| |
| i = 0; |
| if ( 0 > 1 ) { |
| i = 1; |
| } else { |
| i = 2; |
| } |
| Expect.equals(2, i); |
| |
| i = 0; |
| if ( "".length > 0 ) { |
| i = 1; |
| } else { |
| i = 2; |
| } |
| Expect.equals(2, i); |
| |
| i = 0; |
| if ( [].length == 1 ) { |
| i = 1; |
| } else { |
| i = 2; |
| } |
| Expect.equals(2, i); |
| } |