michael@0: // Copyright 2012 Mozilla Corporation. All rights reserved.
michael@0: // This code is governed by the BSD license found in the LICENSE file.
michael@0: 
michael@0: /**
michael@0:  * @description Tests that the behavior of a Record is not affected by adversarial
michael@0:  *     changes to Object.prototype.
michael@0:  * @author Norbert Lindenberg
michael@0:  */
michael@0: 
michael@0: $INCLUDE("testIntl.js");
michael@0: 
michael@0: taintProperties(["localeMatcher"]);
michael@0: 
michael@0: var locale = new Intl.NumberFormat(undefined, {localeMatcher: "lookup"}).resolvedOptions().locale;
michael@0: if (!isCanonicalizedStructurallyValidLanguageTag(locale)) {
michael@0:     $ERROR("NumberFormat returns invalid locale " + locale + ".");
michael@0: }
michael@0: