| // Copyright (C) 2015 the V8 project authors. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| /*--- |
| esid: sec-array.from |
| description: Setting property on result value (traversed via iterator) |
| info: | |
| [...] |
| 6. If usingIterator is not undefined, then |
| [...] |
| g. Repeat |
| [...] |
| ix. Let defineStatus be CreateDataPropertyOrThrow(A, Pk, |
| mappedValue). |
| features: [Symbol.iterator] |
| ---*/ |
| |
| var items = {}; |
| var firstIterResult = { |
| done: false, |
| value: {} |
| }; |
| var secondIterResult = { |
| done: false, |
| value: {} |
| }; |
| var thirdIterResult = { |
| done: true, |
| value: {} |
| }; |
| var nextIterResult = firstIterResult; |
| var nextNextIterResult = secondIterResult; |
| var result; |
| |
| items[Symbol.iterator] = function() { |
| return { |
| next: function() { |
| var result = nextIterResult; |
| |
| nextIterResult = nextNextIterResult; |
| nextNextIterResult = thirdIterResult; |
| |
| return result; |
| } |
| }; |
| }; |
| |
| result = Array.from(items); |
| |
| assert.sameValue(result[0], firstIterResult.value); |
| assert.sameValue(result[1], secondIterResult.value); |