| Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 1 | // Copyright 2016 the V8 project authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style license that can be | ||||
| 3 | // found in the LICENSE file. | ||||
| 4 | |||||
| 5 | function* g(o) { | ||||
| 6 | yield 'x' in o; | ||||
| 7 | } | ||||
| 8 | |||||
| 9 | assertTrue(g({x: 1}).next().value); | ||||
| 10 | assertFalse(g({}).next().value); | ||||