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// Copyright 2012 Mozilla Corporation. All rights reserved.
// This code is governed by the license found in the LICENSE file.
/*---
es5id: 12.2.2_L15
description: >
Tests that Intl.DateTimeFormat.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]
features: [Reflect.construct]
---*/
assert.sameValue(Object.prototype.toString.call(Intl.DateTimeFormat.supportedLocalesOf), "[object Function]",
"The [[Class]] internal property of a built-in function must be " +
"\"Function\".");
assert(Object.isExtensible(Intl.DateTimeFormat.supportedLocalesOf),
"Built-in objects must be extensible.");
assert.sameValue(Object.getPrototypeOf(Intl.DateTimeFormat.supportedLocalesOf), Function.prototype);
assert.sameValue(Intl.DateTimeFormat.supportedLocalesOf.hasOwnProperty("prototype"), false,
"Built-in functions that aren't constructors must not have a prototype property.");
assert.sameValue(isConstructor(Intl.DateTimeFormat.supportedLocalesOf), false,
"Built-in functions don't implement [[Construct]] unless explicitly specified.");
reportCompare(0, 0);