| // Copyright (C) 2015 the V8 project authors. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| |
| /*--- |
| description: > |
| Array entry removal and re-insertion during traversal using for..of |
| info: | |
| Entries removed from an Array instance during traversal should be visited |
| if they are re-inserted prior to iterator exhaustion. |
| es6id: 13.6.4 |
| ---*/ |
| |
| var array = [0, 1]; |
| var iterationCount = 0; |
| |
| var first = 0; |
| var second = 1; |
| |
| for (var x of array) { |
| assert.sameValue(x, first); |
| |
| first = second; |
| second = null; |
| |
| if (first !== null) { |
| array.pop(); |
| array.push(1); |
| } |
| |
| iterationCount += 1; |
| } |
| |
| assert.sameValue(iterationCount, 2); |
