17a74ddd3d
PR-URL: https://github.com/nodejs/node/pull/49639 Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Rafael Gonzaga <rafael.nunu@hotmail.com> Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>
59 lines
1.5 KiB
JavaScript
59 lines
1.5 KiB
JavaScript
// Copyright 2021 the V8 project authors. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style license that can be
|
|
// found in the LICENSE file.
|
|
|
|
let validRoundingMode = [
|
|
"ceil",
|
|
"floor",
|
|
"expand",
|
|
"halfCeil",
|
|
"halfExpand",
|
|
"halfFloor",
|
|
"halfTrunc",
|
|
"halfEven",
|
|
"trunc",
|
|
];
|
|
|
|
let invalidRoundingMode = [
|
|
"ceiling",
|
|
"down",
|
|
"Down",
|
|
"flooring",
|
|
"halfDown",
|
|
"halfUp",
|
|
"halfup",
|
|
"halfeven",
|
|
"halfdown",
|
|
"half-up",
|
|
"half-even",
|
|
"half-down",
|
|
"up",
|
|
"Up",
|
|
];
|
|
|
|
validRoundingMode.forEach(function(roundingMode) {
|
|
let nf = new Intl.NumberFormat(undefined, {roundingMode});
|
|
assertEquals(roundingMode, nf.resolvedOptions().roundingMode);
|
|
});
|
|
|
|
invalidRoundingMode.forEach(function(roundingMode) {
|
|
assertThrows(() => {
|
|
let nf = new Intl.NumberFormat(undefined, {roundingMode}); });
|
|
});
|
|
|
|
// Check default is "halfExpand"
|
|
assertEquals("halfExpand", (new Intl.NumberFormat().resolvedOptions().roundingMode));
|
|
assertEquals("halfExpand", (new Intl.NumberFormat(
|
|
undefined, {roundingMode: undefined}).resolvedOptions().roundingMode));
|
|
|
|
// Check roundingMode is read once after reading signDisplay
|
|
|
|
let read = [];
|
|
let options = {
|
|
get signDisplay() { read.push('signDisplay'); return undefined; },
|
|
get roundingMode() { read.push('roundingMode'); return undefined; },
|
|
};
|
|
|
|
assertDoesNotThrow(() => new Intl.NumberFormat(undefined, options));
|
|
assertEquals("roundingMode,signDisplay", read.join(","));
|