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// |reftest| skip-if(!this.hasOwnProperty("Intl"))
if (typeof getAvailableLocalesOf === "undefined") {
var getAvailableLocalesOf = SpecialPowers.Cu.getJSTestingFunctions().getAvailableLocalesOf;
}
const numbers = [
0, 1, 2, 5, 10, 100, 1000, 10_000, 100_000, 1_000_000,
0.1, 0.2, 0.5, 1.5,
-0, -1, -2, -5,
Infinity, -Infinity,
];
const options = {style: "unit", unit: "meter"};
// List of known approximately sign in CLDR 46.
const approximatelySigns = [
"-", "~", "∼", "≈", "≃", "ca.", "約", "dáàṣì", "dáàshì",
];
// Iterate over all locales and ensure we find exactly one approximately sign.
for (let locale of getAvailableLocalesOf("NumberFormat").sort()) {
let nf = new Intl.NumberFormat(locale, options);
for (let number of numbers) {
let parts = nf.formatRangeToParts(number, number);
let approx = parts.filter(part => part.type === "approximatelySign");
// Known failure case.
if (approx.length === 0 && new Intl.Locale(locale).language === "ar") {
continue;
}
assertEq(approx.length, 1);
assertEq(approximatelySigns.some(approxSign => approx[0].value.includes(approxSign)), true);
}
}
if (typeof reportCompare === "function")
reportCompare(true, true);