symbols-included.js

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// Copyright (C) 2016 Jordan Harband. All rights reserved.

// This code is governed by the BSD license found in the LICENSE file.

/*---

description: Object.getOwnPropertyDescriptors includes Symbol keys.

esid: sec-object.getownpropertydescriptors

author: Jordan Harband

features: [Symbol]

---*/

var value = {};

var enumSym = Symbol('enum');

var nonEnumSym = Symbol('nonenum');

var symValue = Symbol('value');

var obj = {

  key: symValue

};

obj[enumSym] = value;

Object.defineProperty(obj, nonEnumSym, {

  writable: true,

  enumerable: false,

  configurable: true,

  value: value

});

var result = Object.getOwnPropertyDescriptors(obj);

assert.sameValue(Object.keys(result).length, 1, 'obj has 1 string-keyed descriptor');

assert.sameValue(Object.getOwnPropertySymbols(result).length, 2, 'obj has 2 symbol-keyed descriptors');

assert.sameValue(result.key.configurable, true, 'result.key is configurable');

assert.sameValue(result.key.enumerable, true, 'result.key is enumerable');

assert.sameValue(result.key.writable, true, 'result.key is writable');

assert.sameValue(result.key.value, symValue, 'result.key has value symValue');

assert.sameValue(result[enumSym].configurable, true, 'result[enumSym] is configurable');

assert.sameValue(result[enumSym].enumerable, true, 'result[enumSym] is enumerable');

assert.sameValue(result[enumSym].writable, true, 'result[enumSym] is writable');

assert.sameValue(result[enumSym].value, value, 'result[enumSym] has value `value`');

assert.sameValue(result[nonEnumSym].configurable, true, 'result[nonEnumSym] is configurable');

assert.sameValue(result[nonEnumSym].enumerable, false, 'result[nonEnumSym] is not enumerable');

assert.sameValue(result[nonEnumSym].writable, true, 'result[nonEnumSym] is writable');

assert.sameValue(result[nonEnumSym].value, value, 'result[nonEnumSym] has value `value`');

reportCompare(0, 0);