toStringTag.js - mozsearch

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// |reftest| skip-if(!this.hasOwnProperty("Intl"))

/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

var desc = Object.getOwnPropertyDescriptor(Intl.Collator.prototype, Symbol.toStringTag);

assertEq(desc !== undefined, true);

assertEq(desc.value, "Intl.Collator");

assertEq(desc.writable, false);

assertEq(desc.enumerable, false);

assertEq(desc.configurable, true);

assertEq(Object.prototype.toString.call(Intl.Collator.prototype), "[object Intl.Collator]");

assertEq(Object.prototype.toString.call(new Intl.Collator), "[object Intl.Collator]");

Object.defineProperty(Intl.Collator.prototype, Symbol.toStringTag, {value: "Collator"});

assertEq(Object.prototype.toString.call(Intl.Collator.prototype), "[object Collator]");

assertEq(Object.prototype.toString.call(new Intl.Collator), "[object Collator]");

delete Intl.Collator.prototype[Symbol.toStringTag];

assertEq(Object.prototype.toString.call(Intl.Collator.prototype), "[object Object]");

assertEq(Object.prototype.toString.call(new Intl.Collator), "[object Object]");

if (typeof reportCompare === "function")

    reportCompare(true, true);