test262/test/built-ins/Object/assign/source-non-enum.js

26 lines
817 B
JavaScript

// Copyright (C) 2015 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es6id: 19.1.2.1
description: Does not assign non-enumerable source properties
info: |
[...]
5. For each element nextSource of sources, in ascending index order,
c. Repeat for each element nextKey of keys in List order,
i. Let desc be from.[[GetOwnProperty]](nextKey).
ii. ReturnIfAbrupt(desc).
iii. if desc is not undefined and desc.[[Enumerable]] is true, then
---*/
var target = {};
var source = Object.defineProperty({}, 'attr', {
value: 1,
enumerable: false
});
var result;
result = Object.assign(target, source);
assert.sameValue(Object.hasOwnProperty.call(target, 'attr'), false);
assert.sameValue(result, target);