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// 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
es6id: 22.1.2.1
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);
|
