| // Copyright 2012 Mozilla Corporation. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| |
| /*--- |
| es5id: 9.2.8_4 |
| description: > |
| Tests that the array returned by SupportedLocales is extensible, |
| but its properties are non-writable/non-configurable. |
| author: Norbert Lindenberg |
| includes: [testIntl.js] |
| ---*/ |
| |
| function testFrozenProperty(obj, property) { |
| var desc = Object.getOwnPropertyDescriptor(obj, property); |
| assert.sameValue(desc.writable, false, "Property " + property + " of object returned by SupportedLocales is writable."); |
| assert.sameValue(desc.configurable, false, "Property " + property + " of object returned by SupportedLocales is configurable."); |
| } |
| |
| testWithIntlConstructors(function (Constructor) { |
| var defaultLocale = new Constructor().resolvedOptions().locale; |
| var supported = Constructor.supportedLocalesOf([defaultLocale]); |
| assert(Object.isExtensible(supported), "Object returned by SupportedLocales is not extensible."); |
| for (var i = 0; i < supported.length; i++) { |
| testFrozenProperty(supported, i); |
| } |
| testFrozenProperty(supported, "length"); |
| }); |