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// Copyright 2019 Igalia, S.L. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-createdatetimeformat
description: >
Checks error cases for the options argument to the DateTimeFormat constructor.
info: |
CreateDateTimeFormat ( dateTimeFormat, locales, options, required, defaults )
...
39. Let dateStyle be ? GetOption(options, "dateStyle", "string", « "full", "long", "medium", "short" », undefined).
features: [Intl.DateTimeFormat-datetimestyle]
---*/
const invalidOptions = [
"",
"FULL",
" long",
"short ",
"narrow",
"numeric",
];
for (const dateStyle of invalidOptions) {
assert.throws(RangeError, function() {
new Intl.DateTimeFormat("en", { dateStyle });
}, `new Intl.DateTimeFormat("en", { dateStyle: "${dateStyle}" }) throws RangeError`);
}
reportCompare(0, 0);