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LibJS: Implement Intl.NumberFormat V3's [[TrailingZeroDisplay]] changes

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Timothy Flynn 2022-07-16 12:46:14 -04:00 • committed by Linus Groh
parent a712c7b5e1
commit 37ab7cc694
2 changed files with 68 additions and 5 deletions
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44
Userland/Libraries/LibJS/Tests/builtins/Intl/NumberFormat/NumberFormat.prototype.format.js
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@ -567,6 +567,50 @@ describe("style=decimal", () => {
expect(nf("ar", undefined, 2, undefined, 2).format(1.23)).toBe("\u0661\u066b\u0662\u0663");
expect(nf("ar", undefined, 3, undefined, 1).format(1.23)).toBe("\u0661\u066b\u0662\u0663");
});
test("trailingZeroDisplay=auto", () => {
const en = new Intl.NumberFormat("en", {
trailingZeroDisplay: "auto",
minimumSignificantDigits: 5,
});
expect(en.format(1)).toBe("1.0000");
expect(en.format(1n)).toBe("1.0000");
expect(en.format(12)).toBe("12.000");
expect(en.format(12n)).toBe("12.000");
expect(en.format(1.2)).toBe("1.2000");
const ar = new Intl.NumberFormat("ar", {
trailingZeroDisplay: "auto",
minimumSignificantDigits: 5,
});
expect(ar.format(1)).toBe("\u0661\u066b\u0660\u0660\u0660\u0660");
expect(ar.format(1n)).toBe("\u0661\u066b\u0660\u0660\u0660\u0660");
expect(ar.format(12)).toBe("\u0661\u0662\u066b\u0660\u0660\u0660");
expect(ar.format(12n)).toBe("\u0661\u0662\u066b\u0660\u0660\u0660");
expect(ar.format(1.2)).toBe("\u0661\u066b\u0662\u0660\u0660\u0660");
});
test("trailingZeroDisplay=stripIfInteger", () => {
const en = new Intl.NumberFormat("en", {
trailingZeroDisplay: "stripIfInteger",
minimumSignificantDigits: 5,
});
expect(en.format(1)).toBe("1");
expect(en.format(1n)).toBe("1");
expect(en.format(12)).toBe("12");
expect(en.format(12n)).toBe("12");
expect(en.format(1.2)).toBe("1.2000");
const ar = new Intl.NumberFormat("ar", {
trailingZeroDisplay: "stripIfInteger",
minimumSignificantDigits: 5,
});
expect(ar.format(1)).toBe("\u0661");
expect(ar.format(1n)).toBe("\u0661");
expect(ar.format(12)).toBe("\u0661\u0662");
expect(ar.format(12n)).toBe("\u0661\u0662");
expect(ar.format(1.2)).toBe("\u0661\u066b\u0662\u0660\u0660\u0660");
});
});
describe("style=percent", () => {