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