test262/test/built-ins/Object/getOwnPropertySymbols/object-contains-symbol-prop...

19 lines
600 B
JavaScript

// Copyright (C) 2013 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-object.getownpropertysymbols
description: >
Object.getOwnPropertySymbols returns all symbol properties that do not have descriptions
features: [Symbol]
---*/
var sym = Symbol();
var obj = {};
obj[sym] = 1;
var syms = Object.getOwnPropertySymbols(obj);
assert.sameValue(syms[0], sym, "Array of symbols returned by `Object.getOwnPropertySymbols(obj)` includes `sym`");
assert.sameValue(syms.length, 1, "The value of `syms.length` is `1`");