mirror of https://github.com/tc39/test262.git
28 lines
1.2 KiB
JavaScript
28 lines
1.2 KiB
JavaScript
// Copyright 2012 Mozilla Corporation. All rights reserved.
|
|
// This code is governed by the license found in the LICENSE file.
|
|
|
|
/*---
|
|
es5id: 11.2.2_L15
|
|
description: >
|
|
Tests that Intl.NumberFormat.supportedLocalesOf meets the
|
|
requirements for built-in objects defined by the introduction of
|
|
chapter 17 of the ECMAScript Language Specification.
|
|
author: Norbert Lindenberg
|
|
includes: [isConstructor.js]
|
|
---*/
|
|
|
|
assert.sameValue(Object.prototype.toString.call(Intl.NumberFormat.supportedLocalesOf), "[object Function]",
|
|
"The [[Class]] internal property of a built-in function must be " +
|
|
"\"Function\".");
|
|
|
|
assert(Object.isExtensible(Intl.NumberFormat.supportedLocalesOf),
|
|
"Built-in objects must be extensible.");
|
|
|
|
assert.sameValue(Object.getPrototypeOf(Intl.NumberFormat.supportedLocalesOf), Function.prototype);
|
|
|
|
assert.sameValue(Intl.NumberFormat.supportedLocalesOf.hasOwnProperty("prototype"), false,
|
|
"Built-in functions that aren't constructors must not have a prototype property.");
|
|
|
|
assert.sameValue(isConstructor(Intl.NumberFormat.supportedLocalesOf), false,
|
|
"Built-in functions don't implement [[Construct]] unless explicitly specified.");
|