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// Copyright 2019 Google Inc. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-initializedatetimeformat
description: >
Checks error cases for the options argument to the DateTimeFormat constructor.
info: |
[[DayPeriod]] `"dayPeriod"` `"narrow"`, `"short"`, `"long"`
InitializeDateTimeFormat ( dateTimeFormat, locales, options )
...
features: [Intl.DateTimeFormat-dayPeriod]
---*/
const invalidOptions = [
"",
"LONG",
" long",
"short ",
"full",
"numeric",
];
for (const dayPeriod of invalidOptions) {
assert.throws(RangeError, function() {
new Intl.DateTimeFormat("en", { dayPeriod });
}, `new Intl.DateTimeFormat("en", { dayPeriod: "${dayPeriod}" }) throws RangeError`);
}
reportCompare(0, 0);
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