| /* |
| * Call the trap with the handler as the this value, the target as the first |
| * argument, the name of the property as the second argument, and the descriptor |
| * as the third argument. |
| */ |
| var target = {}; |
| var handler = { |
| defineProperty: function (target1, key, desc1) { |
| assertEq(this, handler); |
| assertEq(target1, target); |
| log.push(key); |
| assertEq(desc1 == desc, false); |
| assertEq(desc1.value, 'bar'); |
| assertEq(desc1.writable, true); |
| assertEq(desc1.enumerable, false); |
| assertEq(desc1.configurable, true); |
| return true; |
| } |
| }; |
| var desc = { |
| value: 'bar', |
| writable: true, |
| enumerable: false, |
| configurable: true |
| }; |
| |
| for (let p of [new Proxy(target, handler), Proxy.revocable(target, handler).proxy]) { |
| var log = []; |
| Object.defineProperty(p, 'foo', desc); |
| Object.defineProperty(p, Symbol.for('quux'), desc); |
| assertEq(log.length, 2); |
| assertEq(log[0], 'foo'); |
| assertEq(log[1], Symbol.for('quux')); |
| } |