node/deps/v8/test/intl/date-format/unmodified-options.js

// Copyright 2016 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

let options = {};
new Intl.DateTimeFormat(undefined, options);
assertEquals([], Object.getOwnPropertyNames(options));

let date = new Date();
date.toLocaleString(undefined, options);
assertEquals([], Object.getOwnPropertyNames(options));

date.toLocaleDateString(undefined, options);
assertEquals([], Object.getOwnPropertyNames(options));

date.toLocaleTimeString(undefined, options);
assertEquals([], Object.getOwnPropertyNames(options));