michael@0: // Reflect side-effects from the trap
michael@0: var target = {
michael@0:     foo: 'bar'
michael@0: };
michael@0: new Proxy(target, {
michael@0:     set: function (target, name, val, receiver) {
michael@0:         target[name] = 'qux';
michael@0:     }
michael@0: })['foo'] = 'baz';
michael@0: assertEq(target['foo'], 'qux');