mirror of https://github.com/tc39/test262.git
43 lines
1.4 KiB
JavaScript
43 lines
1.4 KiB
JavaScript
// Copyright (C) 2018 Ujjwal Sharma. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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esid: sec-initializedatetimeformat
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description: >
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Tests that Intl.DateTimeFormat contructor converts the options argument
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to an object using `ToObject` (7.1.13).
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info: |
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12.1.2 ToDateTimeOptions
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1. If options is undefined, let options be null; otherwise let options be ?
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ToObject(options).
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---*/
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const toObjectResults = [
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[true, new Boolean(true)],
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[42, new Number(42)],
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['foo', new String('foo')],
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[{}, {}],
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[Symbol(), Object(Symbol())]
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];
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// Test if ToObject is used to convert primitives to Objects.
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toObjectResults.forEach(pair => {
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const [value, result] = pair;
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const actual = new Intl.DateTimeFormat(['en-US'], value).resolvedOptions();
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const expected = new Intl.DateTimeFormat(['en-US'], result).resolvedOptions();
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assert.sameValue(actual.locale, expected.locale);
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assert.sameValue(actual.calendar, expected.calendar);
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assert.sameValue(actual.day, expected.day);
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assert.sameValue(actual.month, expected.month);
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assert.sameValue(actual.year, expected.year);
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assert.sameValue(actual.numberingSystem, expected.numberingSystem);
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assert.sameValue(actual.timeZone, expected.timeZone);
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});
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// ToObject throws a TypeError for undefined and null, but it's not called
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// when options is undefined.
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assert.throws(TypeError, () => new Intl.DateTimeFormat(['en-US'], null));
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