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// Copyright (C) 2017 Josh Wolfe. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-intl.numberformat.prototype.formattoparts
description: Intl.NumberFormat.prototype.formatToParts called with no parameters
info: |
Intl.NumberFormat.prototype.formatToParts ([ value ])
3. If value is not provided, let value be undefined.
---*/
var nf = new Intl.NumberFormat();
const implicit = nf.formatToParts();
const explicit = nf.formatToParts(undefined);
// In most locales this is string "NaN", but there are exceptions, cf. "ليس رقم"
// in Arabic, "epäluku" in Finnish, "не число" in Russian, "son emas" in Uzbek etc.
const resultNaN = nf.format(NaN);
const result = [{ type: 'nan', value: resultNaN }];
assert(
partsEquals(implicit, explicit),
'formatToParts() should be equivalent to formatToParts(undefined)'
);
assert(
partsEquals(implicit, result),
'Both implicit and explicit calls should have the correct result'
);
function partsEquals(parts1, parts2) {
if (parts1.length !== parts2.length) return false;
for (var i = 0; i < parts1.length; i++) {
var part1 = parts1[i];
var part2 = parts2[i];
if (part1.type !== part2.type) return false;
if (part1.value !== part2.value) return false;
}
return true;
}
reportCompare(0, 0);