| // Copyright (c) 2013, 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. |
| |
| // Test for unresolved super[]=. |
| |
| import "package:expect/expect.dart"; |
| |
| class A { |
| var indexField = <int?>[null, null]; |
| operator [](index) => indexField[index]; |
| |
| operator []=(index, value); |
| |
| noSuchMethod(Invocation im) { |
| if (im.memberName == const Symbol('[]=')) { |
| Expect.equals(2, im.positionalArguments.length); |
| indexField[im.positionalArguments[0]] = im.positionalArguments[1]; |
| } else { |
| Expect.fail('Should not reach here'); |
| } |
| } |
| } |
| |
| class B extends A { |
| test() { |
| Expect.equals(42, super[0] = 42); |
| Expect.equals(42, super[0]); |
| Expect.equals(43, super[0] += 1); |
| Expect.equals(43, super[0]); |
| Expect.equals(43, super[0]++); |
| Expect.equals(44, super[0]); |
| |
| Expect.equals(2, super[0] = 2); |
| Expect.equals(2, super[0]); |
| Expect.equals(3, super[0] += 1); |
| Expect.equals(3, super[0]); |
| Expect.equals(3, super[0]++); |
| Expect.equals(4, super[0]); |
| } |
| } |
| |
| main() { |
| new B().test(); |
| } |