| // Copyright (C) 2015 the V8 project authors. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| /*--- |
| es6id: 9.5.9 |
| description: > |
| [[Set]] ( P, V, Receiver) |
| |
| Returns true if trap returns true and target property is not configurable |
| but writable. |
| features: [Proxy, Reflect, Reflect.set] |
| ---*/ |
| |
| var target = {}; |
| var handler = { |
| set: function(t, prop, value, receiver) { |
| return true; |
| } |
| }; |
| var p = new Proxy(target, handler); |
| |
| Object.defineProperty(target, 'attr', { |
| configurable: false, |
| writable: true, |
| value: 'foo' |
| }); |
| |
| assert(Reflect.set(p, "attr", 1)); |