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// |reftest| skip-if(!this.hasOwnProperty("Intl"))
// String representation for Number.MAX_VALUE.
const en_Number_MAX_VALUE = "179,769,313,486,231,570" + ",000".repeat(97);
const de_Number_MAX_VALUE = en_Number_MAX_VALUE.replaceAll(",", ".");
const fr_Number_MAX_VALUE = en_Number_MAX_VALUE.replaceAll(",", " ");
const tests = {
"en": {
options: {},
ranges: [
// Values around zero.
{start: 0, end: 0, result: "~0"},
{start: 0, end: -0, result: "0–-0"},
{start: -0, end: 0, result: "-0 – 0"},
{start: -0, end: 0.1e-3, result: "-0 – 0"},
{start: -0, end: "0.1e-3", result: "-0 – 0"},
{start: "-0", end: 0.1e-3, result: "-0 – 0"},
{start: -0, end: -0, result: "~-0"},
{start: -0, end: -0.1, result: "-0 – -0.1"},
// Values starting at negative infinity.
{start: -Infinity, end: -Infinity, result: "~-∞"},
{start: -Infinity, end: -0, result: "-∞ – -0"},
{start: -Infinity, end: +0, result: "-∞ – 0"},
{start: -Infinity, end: +Infinity, result: "-∞ – ∞"},
// Values ending at negative infinity.
{start: -Number.MAX_VALUE, end: -Infinity, result: "-" + en_Number_MAX_VALUE + " – -∞"},
{start: -0, end: -Infinity, result: "-0 – -∞"},
{start: 0, end: -Infinity, result: "0–-∞"},
{start: Number.MAX_VALUE, end: -Infinity, result: en_Number_MAX_VALUE + "–-∞"},
// Values starting at positive infinity.
{start: Infinity, end: Number.MAX_VALUE, result: "∞–" + en_Number_MAX_VALUE},
{start: Infinity, end: 0, result: "∞–0"},
{start: Infinity, end: -0, result: "∞–-0"},
{start: Infinity, end: -Number.MAX_VALUE, result: "∞–-" + en_Number_MAX_VALUE},
{start: Infinity, end: -Infinity, result: "∞–-∞"},
// Values ending at positive infinity.
{start: Infinity, end: Infinity, result: "~∞"},
// Non-special cases.
{start: 1, end: 100, result: "1–100"},
{start: -100, end: 100, result: "-100 – 100"},
{start: -1000, end: -100, result: "-1,000 – -100"},
{start: Math.PI, end: 123_456.789, result: "3.142–123,456.789"},
{start: -Math.PI, end: Math.E, result: "-3.142 – 2.718"},
{
start: Number.MAX_SAFE_INTEGER,
end: 9007199254740993,
result: "9,007,199,254,740,991–9,007,199,254,740,992",
},
{
start: Number.MAX_SAFE_INTEGER,
end: "9007199254740993",
result: "9,007,199,254,740,991–9,007,199,254,740,993",
},
// Start value is larger than end value.
{start: -0, end: -0.1, result: "-0 – -0.1"},
{start: -0, end: -Number.MAX_VALUE, result: "-0 – -" + en_Number_MAX_VALUE},
{start: 1, end: 0, result: "1–0"},
{start: 0, end: -1, result: "0–-1"},
{start: 1, end: -1, result: "1–-1"},
{start: -1, end: -2, result: "-1 – -2"},
{start: "10e2", end: "1e-3", result: "1,000–0.001"},
{start: "0x100", end: "1e1", result: "256–10"},
{start: ".1e-999999", end: ".01e-999999", result: "~0"},
{start: ".1e99999", end: "0", result: "∞–0"},
// Number.MAX_VALUE is 1.7976931348623157e+308.
{
start: "1.7976931348623158e+308",
end: Number.MAX_VALUE,
result: "179,769,313,486,231,580" + ",000".repeat(97) + "–" + en_Number_MAX_VALUE,
},
// Number.MIN_VALUE is 5e-324.
{start: "6e-324", end: Number.MIN_VALUE, result: "~0"},
],
},
"de": {
options: {style: "currency", currency: "EUR"},
ranges: [
// Values around zero.
{start: 0, end: 0, result: "≈0,00 €"},
{start: 0, end: -0, result: "0,00 € – -0,00 €"},
{start: -0, end: 0, result: "-0,00 € – 0,00 €"},
{start: -0, end: 0.1e-3, result: "-0,00 € – 0,00 €"},
{start: -0, end: "0.1e-3", result: "-0,00 € – 0,00 €"},
{start: "-0", end: 0.1e-3, result: "-0,00 € – 0,00 €"},
{start: -0, end: -0, result: "≈-0,00 €"},
{start: -0, end: -0.1, result: "-0,00–0,10 €"},
// Values starting at negative infinity.
{start: -Infinity, end: -Infinity, result: "≈-∞ €"},
{start: -Infinity, end: -0, result: "-∞–0,00 €"},
{start: -Infinity, end: +0, result: "-∞ € – 0,00 €"},
{start: -Infinity, end: +Infinity, result: "-∞ € – ∞ €"},
// Values ending at negative infinity.
{start: -Number.MAX_VALUE, end: -Infinity, result: "-" + de_Number_MAX_VALUE + ",00–∞ €"},
{start: -0, end: -Infinity, result: "-0,00–∞ €"},
{start: 0, end: -Infinity, result: "0,00 € – -∞ €"},
{start: Number.MAX_VALUE, end: -Infinity, result: de_Number_MAX_VALUE + ",00 € – -∞ €"},
// Values starting at positive infinity.
{start: Infinity, end: Number.MAX_VALUE, result: "∞–" + de_Number_MAX_VALUE + ",00 €"},
{start: Infinity, end: 0, result: "∞–0,00 €"},
{start: Infinity, end: -0, result: "∞ € – -0,00 €"},
{start: Infinity, end: -Number.MAX_VALUE, result: "∞ € – -" + de_Number_MAX_VALUE + ",00 €"},
{start: Infinity, end: -Infinity, result: "∞ € – -∞ €"},
// Values ending at positive infinity.
{start: Infinity, end: Infinity, result: "≈∞ €"},
// Non-special cases.
{start: 1, end: 100, result: "1,00–100,00 €"},
{start: -100, end: 100, result: "-100,00 € – 100,00 €"},
{start: -1000, end: -100, result: "-1.000,00–100,00 €"},
{start: Math.PI, end: 123_456.789, result: "3,14–123.456,79 €"},
{start: -Math.PI, end: Math.E, result: "-3,14 € – 2,72 €"},
{
start: Number.MAX_SAFE_INTEGER,
end: 9007199254740993,
result: "9.007.199.254.740.991,00–9.007.199.254.740.992,00 €",
},
{
start: Number.MAX_SAFE_INTEGER,
end: "9007199254740993",
result: "9.007.199.254.740.991,00–9.007.199.254.740.993,00 €",
},
// Start value is larger than end value.
{start: -0, end: -0.1, result: "-0,00–0,10 €"},
{start: -0, end: -Number.MAX_VALUE, result: "-0,00–" + de_Number_MAX_VALUE + ",00 €"},
{start: 1, end: 0, result: "1,00–0,00 €"},
{start: 0, end: -1, result: "0,00 € – -1,00 €"},
{start: 1, end: -1, result: "1,00 € – -1,00 €"},
{start: -1, end: -2, result: "-1,00–2,00 €"},
{start: "10e2", end: "1e-3", result: "1.000,00–0,00 €"},
{start: "0x100", end: "1e1", result: "256,00–10,00 €"},
{start: ".1e-999999", end: ".01e-999999", result: "≈0,00 €"},
{start: ".1e99999", end: "0", result: "∞–0,00 €"},
// Number.MAX_VALUE is 1.7976931348623157e+308.
{
start: "1.7976931348623158e+308",
end: Number.MAX_VALUE,
result: "179.769.313.486.231.580" + ".000".repeat(97) + ",00–" + de_Number_MAX_VALUE + ",00 €",
},
// Number.MIN_VALUE is 5e-324.
{start: "6e-324", end: Number.MIN_VALUE, result: "≈0,00 €"},
],
},
"fr": {
options: {style: "unit", unit: "meter"},
ranges: [
// Values around zero.
{start: 0, end: 0, result: "≃0 m"},
{start: -0, end: 0, result: "-0 – 0 m"},
{start: -0, end: 0, result: "-0 – 0 m"},
{start: -0, end: 0.1e-3, result: "-0 – 0 m"},
{start: -0, end: "0.1e-3", result: "-0 – 0 m"},
{start: "-0", end: 0.1e-3, result: "-0 – 0 m"},
{start: -0, end: -0, result: "≃-0 m"},
{start: -0, end: -0.1, result: "-0 – -0,1 m"},
// Values starting at negative infinity.
{start: -Infinity, end: -Infinity, result: "≃-∞ m"},
{start: -Infinity, end: -0, result: "-∞ – -0 m"},
{start: -Infinity, end: +0, result: "-∞ – 0 m"},
{start: -Infinity, end: +Infinity, result: "-∞ – ∞ m"},
// Values ending at negative infinity.
{start: -Number.MAX_VALUE, end: -Infinity, result: "-" + fr_Number_MAX_VALUE + " – -∞ m"},
{start: -0, end: -Infinity, result: "-0 – -∞ m"},
{start: 0, end: -Infinity, result: "0–-∞ m"},
{start: Number.MAX_VALUE, end: -Infinity, result: fr_Number_MAX_VALUE + "–-∞ m"},
// Values starting at positive infinity.
{start: Infinity, end: Number.MAX_VALUE, result: "∞–" + fr_Number_MAX_VALUE + " m"},
{start: Infinity, end: 0, result: "∞–0 m"},
{start: Infinity, end: -0, result: "∞–-0 m"},
{start: Infinity, end: -Number.MAX_VALUE, result: "∞–-" + fr_Number_MAX_VALUE + " m"},
{start: Infinity, end: -Infinity, result: "∞–-∞ m"},
// Values ending at positive infinity.
{start: Infinity, end: Infinity, result: "≃∞ m"},
// Non-special cases.
{start: 1, end: 100, result: "1–100 m"},
{start: -100, end: 100, result: "-100 – 100 m"},
{start: -1000, end: -100, result: "-1 000 – -100 m"},
{start: Math.PI, end: 123_456.789, result: "3,142–123 456,789 m"},
{start: -Math.PI, end: Math.E, result: "-3,142 – 2,718 m"},
{
start: Number.MAX_SAFE_INTEGER,
end: 9007199254740993,
result: "9 007 199 254 740 991–9 007 199 254 740 992 m",
},
{
start: Number.MAX_SAFE_INTEGER,
end: "9007199254740993",
result: "9 007 199 254 740 991–9 007 199 254 740 993 m",
},
// Start value is larger than end value.
{start: -0, end: -0.1, result: "-0 – -0,1 m"},
{start: -0, end: -Number.MAX_VALUE, result: "-0 – -" + fr_Number_MAX_VALUE + " m"},
{start: 1, end: 0, result: "1–0 m"},
{start: 0, end: -1, result: "0–-1 m"},
{start: 1, end: -1, result: "1–-1 m"},
{start: -1, end: -2, result: "-1 – -2 m"},
{start: "10e2", end: "1e-3", result: "1 000–0,001 m"},
{start: "0x100", end: "1e1", result: "256–10 m"},
{start: ".1e-999999", end: ".01e-999999", result: "≃0 m"},
{start: ".1e99999", end: "0", result: "∞–0 m"},
// Number.MAX_VALUE is 1.7976931348623157e+308.
{
start: "1.7976931348623158e+308",
end: Number.MAX_VALUE,
result: "179 769 313 486 231 580" + " 000".repeat(97) + "–" + fr_Number_MAX_VALUE + " m",
},
// Number.MIN_VALUE is 5e-324.
{start: "6e-324", end: Number.MIN_VALUE, result: "≃0 m"},
],
},
// Non-ASCII digits.
"ar": {
options: {},
ranges: [
{start: -2, end: -1, result: "-٢–١"},
{start: -1, end: -1, result: "~-١"},
{start: -1, end: 0, result: "-١ – ٠"},
{start: 0, end: 0, result: "~٠"},
{start: 0, end: 1, result: "٠–١"},
{start: 1, end: 1, result: "~١"},
{start: 1, end: 2, result: "١–٢"},
],
},
"th-u-nu-thai": {
options: {},
ranges: [
{start: -2, end: -1, result: "-๒ - -๑"},
{start: -1, end: -1, result: "~-๑"},
{start: -1, end: 0, result: "-๑ - ๐"},
{start: 0, end: 0, result: "~๐"},
{start: 0, end: 1, result: "๐-๑"},
{start: 1, end: 1, result: "~๑"},
{start: 1, end: 2, result: "๑-๒"},
],
},
// Approximation sign may consist of multiple characters.
"no": {
options: {},
ranges: [
{start: 1, end: 1, result: "ca.1"},
],
},
// Approximation sign can be a word.
"ja": {
options: {},
ranges: [
{start: 1, end: 1, result: "約1"},
],
},
};
for (let [locale, {options, ranges}] of Object.entries(tests)) {
let nf = new Intl.NumberFormat(locale, options);
for (let {start, end, result} of ranges) {
assertEq(nf.formatRange(start, end), result, `${start}-${end}`);
assertEq(nf.formatRangeToParts(start, end).reduce((acc, part) => acc + part.value, ""),
result, `${start}-${end}`);
}
}
// Throws an error if either value is NaN.
{
const errorTests = [
{start: NaN, end: NaN},
{start: 0, end: NaN},
{start: NaN, end: 0},
{start: Infinity, end: NaN},
{start: NaN, end: Infinity},
];
let nf = new Intl.NumberFormat("en");
for (let {start, end} of errorTests) {
assertThrowsInstanceOf(() => nf.formatRange(start, end), RangeError);
assertThrowsInstanceOf(() => nf.formatRangeToParts(start, end), RangeError);
}
}
if (typeof reportCompare === "function")
reportCompare(true, true);