| // Copyright (C) 2017 André Bargull. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| |
| /*--- |
| esid: sec-array.prototype.reverse |
| description: > |
| Ensure reverse() implementation correctly handles length exceeding 2^53-1 with plain objects. |
| info: | |
| ... |
| 2. Let len be ? ToLength(? Get(O, "length")). |
| ... |
| ---*/ |
| |
| function StopReverse() {} |
| |
| // Object with large "length" property and no indexed properties in the uint32 range. |
| var arrayLike = { |
| get "9007199254740990" () { |
| throw new StopReverse(); |
| }, |
| get "9007199254740991" () { |
| $ERROR("Get 9007199254740991"); |
| }, |
| get "9007199254740992" () { |
| $ERROR("Get 9007199254740992"); |
| }, |
| length: 2 ** 53 + 2, |
| }; |
| |
| assert.throws(StopReverse, function() { |
| Array.prototype.reverse.call(arrayLike); |
| }); |
