| // 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 Evaluation of an assignment of the form e1[e2] = e3 is equivalent |
| /// to the evaluation of the expression |
| /// (a, i, e){a.[]=(i, e); return e;} (e1, e2, e3). |
| /// @description Checks that the correct value of an assignment expression of |
| /// the form e1[e2] = e3 is still returned even if no []= operator was found in |
| /// the type of e1, as long as noSuchMethod() is overridden and no exception |
| /// is thrown. |
| /// @author rodionov |
| |
| |
| import '../../../Utils/expect.dart'; |
| |
| class C { |
| operator [](idx) {} |
| |
| noSuchMethod(Invocation im) { |
| Expect.equals(const Symbol("[]="), im.memberName, |
| "Incorrect method was searched: ${im.memberName}"); |
| } |
| } |
| |
| main() { |
| dynamic c = new C(); |
| Expect.equals(1, c[1] = 1); |
| Expect.equals(2, c[false] = 2); |
| Expect.equals("12", c["foo"] = "1" "2"); |
| Expect.equals(true, c[-1.11] = 1 < 2); |
| } |