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// Copyright 2012 Mozilla Corporation. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-createdatetimeformat
description: >
Tests that the options numberingSystem and calendar can be set through
either the locale or the options.
author: Norbert Lindenberg, Daniel Ehrenberg
---*/
let defaultLocale = new Intl.DateTimeFormat().resolvedOptions().locale;
let supportedNumberingSystems = ["latn", "arab"].filter(nu =>
new Intl.DateTimeFormat(defaultLocale + "-u-nu-" + nu)
.resolvedOptions().numberingSystem === nu
);
let supportedCalendars = ["gregory", "chinese"].filter(ca =>
new Intl.DateTimeFormat(defaultLocale + "-u-ca-" + ca)
.resolvedOptions().calendar === ca
);
let options = [
{key: "nu", property: "numberingSystem", type: "string", values: supportedNumberingSystems},
{key: "ca", property: "calendar", type: "string", values: supportedCalendars}
];
options.forEach(function (option) {
let dateTimeFormat, opt, result;
// find out which values are supported for a property in the default locale
let supportedValues = [];
option.values.forEach(function (value) {
opt = {};
opt[option.property] = value;
dateTimeFormat = new Intl.DateTimeFormat([defaultLocale], opt);
result = dateTimeFormat.resolvedOptions()[option.property];
if (result !== undefined && supportedValues.indexOf(result) === -1) {
supportedValues.push(result);
}
});
// verify that the supported values can also be set through the locale
supportedValues.forEach(function (value) {
dateTimeFormat = new Intl.DateTimeFormat([defaultLocale + "-u-" + option.key + "-" + value]);
result = dateTimeFormat.resolvedOptions()[option.property];
assert.sameValue(result, value, "Property " + option.property + " couldn't be set through locale extension key " + option.key + ".");
});
// verify that the options setting overrides the locale setting
supportedValues.forEach(function (value) {
let otherValue;
option.values.forEach(function (possibleValue) {
if (possibleValue !== value) {
otherValue = possibleValue;
}
});
if (otherValue !== undefined) {
opt = {};
opt[option.property] = value;
dateTimeFormat = new Intl.DateTimeFormat([defaultLocale + "-u-" + option.key + "-" + otherValue], opt);
result = dateTimeFormat.resolvedOptions()[option.property];
assert.sameValue(result, value, "Options value for property " + option.property + " doesn't override locale extension key " + option.key + ".");
}
});
});
reportCompare(0, 0);