// Copyright 2021 Kate Miháliková. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-createdatetimeformat
description: >
Conflicting properties of dateStyle/timeStyle must be rejected with a TypeError for the options argument to the DateTimeFormat constructor.
info: |
InitializeDateTimeFormat ( dateTimeFormat, locales, options )
...
43. If dateStyle is not undefined or timeStyle is not undefined, then
a. If hasExplicitFormatComponents is true, then
i. Throw a TypeError exception.
b. If required is date and timeStyle is not undefined, then
i. Throw a TypeError exception.
c. If required is time and dateStyle is not undefined, then
i. Throw a TypeError exception.
---*/
// Table 4 - Property column + example value from Values column
const conflictingOptions = [
[ "weekday", "short" ],
[ "era", "short" ],
[ "year", "numeric" ],
[ "month", "numeric" ],
[ "day", "numeric" ],
[ "dayPeriod", "short" ],
[ "hour", "numeric" ],
[ "minute", "numeric" ],
[ "second", "numeric" ],
[ "fractionalSecondDigits", 3 ],
[ "timeZoneName", "short" ],
];
for (const [ option, value ] of conflictingOptions) {
assert.throws(TypeError, function() {
new Intl.DateTimeFormat("en", { [option]: value, dateStyle: "short" });
}, `new Intl.DateTimeFormat("en", { ${option}: "${value}", dateStyle: "short" }) throws TypeError`);
assert.throws(TypeError, function() {
new Intl.DateTimeFormat("en", { [option]: value, timeStyle: "short" });
}, `new Intl.DateTimeFormat("en", { ${option}: "${value}", timeStyle: "short" }) throws TypeError`);
}