test262/test/intl402/DateTimeFormat/constructor-options-fractio...

36 lines
934 B
JavaScript

// 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: |
InitializeDateTimeFormat ( dateTimeFormat, locales, options )
23. Let _opt_.[[FractionalSecondDigits]] be ? GetNumberOption(_options_, `"fractionalSecondDigits"`, 0, 3, 0).
...
features: [Intl.DateTimeFormat-fractionalSecondDigits]
---*/
const invalidOptions = [
"LONG",
" long",
"short ",
"full",
"numeric",
-1,
4,
"4",
"-1",
-0.00001,
3.000001,
];
for (const fractionalSecondDigits of invalidOptions) {
assert.throws(RangeError, function() {
new Intl.DateTimeFormat("en", { fractionalSecondDigits });
},
`new Intl.DateTimeFormat("en", { fractionalSecondDigits: "${fractionalSecondDigits}" }) throws RangeError`);
}