| // 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 A shift expression of the form e1 op e2 is equivalent |
| /// to the method invocation e1.op(e2). |
| /// @description Checks that an expressions of the form e1 << e2 |
| /// is equivalent to the method invocation e1.operator<<(e2). |
| /// @author kaigorodov |
| |
| import '../../../Utils/expect.dart'; |
| |
| var logStr = ""; |
| |
| class A { |
| operator <<(var v) { |
| logStr = "${logStr}<<"; |
| return true; |
| } |
| operator >>(var v) { |
| logStr = "${logStr}>>"; |
| return true; |
| } |
| } |
| |
| main() { |
| logStr = ""; |
| A a = new A(); |
| a << 1; |
| a >> 1; |
| Expect.equals("<<>>", logStr); |
| } |