test262/test/built-ins/Symbol/isConcatSpreadable/prop-desc.js

17 lines
605 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: 19.4.2.3
description: Property descriptor
info: >
This property has the attributes { [[Writable]]: false, [[Enumerable]]:
false, [[Configurable]]: false }.
includes: [propertyHelper.js]
features: [Symbol.isConcatSpreadable]
---*/
assert.sameValue(typeof Symbol.isConcatSpreadable, 'symbol');
verifyNotEnumerable(Symbol, 'isConcatSpreadable');
verifyNotWritable(Symbol, 'isConcatSpreadable');
verifyNotConfigurable(Symbol, 'isConcatSpreadable');