call-parameters.js (1166B)
1 // Copyright (C) 2015 the V8 project authors. All rights reserved. 2 // This code is governed by the BSD license found in the LICENSE file. 3 /*--- 4 esid: sec-proxy-object-internal-methods-and-internal-slots-set-p-v-receiver 5 description: > 6 Proxy "set" trap is called with correct arguments. 7 info: | 8 [[Set]] ( P, V, Receiver ) 9 10 ... 11 8. Let booleanTrapResult be ! ToBoolean(? Call(trap, handler, « target, P, V, Receiver »)). 12 ... 13 12. Return true. 14 features: [Proxy] 15 ---*/ 16 17 var _target, _handler, _prop, _value, _receiver; 18 var target = {}; 19 var handler = { 20 set: function(t, prop, value, receiver) { 21 _handler = this; 22 _target = t; 23 _prop = prop; 24 _value = value; 25 _receiver = receiver; 26 return true; 27 } 28 }; 29 var p = new Proxy(target, handler); 30 31 p.attr = "foo"; 32 33 assert.sameValue(_handler, handler, "handler object as the trap context"); 34 assert.sameValue(_target, target, "first argument is the target object"); 35 assert.sameValue(_prop, "attr", "second argument is the property name"); 36 assert.sameValue(_value, "foo", "third argument is the new value"); 37 assert.sameValue(_receiver, p, "forth argument is the proxy object"); 38 39 reportCompare(0, 0);