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LibJS: Implement the Intl.PluralRules constructor

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Timothy Flynn 2022-01-28 13:11:34 -05:00 • committed by Linus Groh
parent 0087804d10
commit 348059bffd
4 changed files with 221 additions and 1 deletions
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168
Userland/Libraries/LibJS/Tests/builtins/Intl/PluralRules/PluralRules.js
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@ -4,10 +4,178 @@ describe("errors", () => {
Intl.PluralRules();
}).toThrowWithMessage(TypeError, "Intl.PluralRules constructor must be called with 'new'");
});
test("options is an invalid type", () => {
expect(() => {
new Intl.PluralRules("en", null);
}).toThrowWithMessage(TypeError, "ToObject on null or undefined");
});
test("localeMatcher option is invalid ", () => {
expect(() => {
new Intl.PluralRules("en", { localeMatcher: "hello!" });
}).toThrowWithMessage(RangeError, "hello! is not a valid value for option localeMatcher");
});
test("type option is invalid ", () => {
expect(() => {
new Intl.PluralRules("en", { type: "hello!" });
}).toThrowWithMessage(RangeError, "hello! is not a valid value for option type");
});
test("minimumIntegerDigits option is invalid ", () => {
expect(() => {
new Intl.PluralRules("en", { minimumIntegerDigits: 1n });
}).toThrowWithMessage(TypeError, "Cannot convert BigInt to number");
expect(() => {
new Intl.PluralRules("en", { minimumIntegerDigits: "hello!" });
}).toThrowWithMessage(RangeError, "Value NaN is NaN or is not between 1 and 21");
expect(() => {
new Intl.PluralRules("en", { minimumIntegerDigits: 0 });
}).toThrowWithMessage(RangeError, "Value 0 is NaN or is not between 1 and 21");
expect(() => {
new Intl.PluralRules("en", { minimumIntegerDigits: 22 });
}).toThrowWithMessage(RangeError, "Value 22 is NaN or is not between 1 and 21");
});
test("minimumFractionDigits option is invalid ", () => {
expect(() => {
new Intl.PluralRules("en", { minimumFractionDigits: 1n });
}).toThrowWithMessage(TypeError, "Cannot convert BigInt to number");
expect(() => {
new Intl.PluralRules("en", { minimumFractionDigits: "hello!" });
}).toThrowWithMessage(RangeError, "Value NaN is NaN or is not between 0 and 20");
expect(() => {
new Intl.PluralRules("en", { minimumFractionDigits: -1 });
}).toThrowWithMessage(RangeError, "Value -1 is NaN or is not between 0 and 20");
expect(() => {
new Intl.PluralRules("en", { minimumFractionDigits: 21 });
}).toThrowWithMessage(RangeError, "Value 21 is NaN or is not between 0 and 20");
});
test("maximumFractionDigits option is invalid ", () => {
expect(() => {
new Intl.PluralRules("en", { maximumFractionDigits: 1n });
}).toThrowWithMessage(TypeError, "Cannot convert BigInt to number");
expect(() => {
new Intl.PluralRules("en", { maximumFractionDigits: "hello!" });
}).toThrowWithMessage(RangeError, "Value NaN is NaN or is not between 0 and 20");
expect(() => {
new Intl.PluralRules("en", { maximumFractionDigits: -1 });
}).toThrowWithMessage(RangeError, "Value -1 is NaN or is not between 0 and 20");
expect(() => {
new Intl.PluralRules("en", { maximumFractionDigits: 21 });
}).toThrowWithMessage(RangeError, "Value 21 is NaN or is not between 0 and 20");
expect(() => {
new Intl.PluralRules("en", { minimumFractionDigits: 10, maximumFractionDigits: 5 });
}).toThrowWithMessage(RangeError, "Minimum value 10 is larger than maximum value 5");
});
test("minimumSignificantDigits option is invalid ", () => {
expect(() => {
new Intl.PluralRules("en", { minimumSignificantDigits: 1n });
}).toThrowWithMessage(TypeError, "Cannot convert BigInt to number");
expect(() => {
new Intl.PluralRules("en", { minimumSignificantDigits: "hello!" });
}).toThrowWithMessage(RangeError, "Value NaN is NaN or is not between 1 and 21");
expect(() => {
new Intl.PluralRules("en", { minimumSignificantDigits: 0 });
}).toThrowWithMessage(RangeError, "Value 0 is NaN or is not between 1 and 21");
expect(() => {
new Intl.PluralRules("en", { minimumSignificantDigits: 22 });
}).toThrowWithMessage(RangeError, "Value 22 is NaN or is not between 1 and 21");
});
test("maximumSignificantDigits option is invalid ", () => {
expect(() => {
new Intl.PluralRules("en", { maximumSignificantDigits: 1n });
}).toThrowWithMessage(TypeError, "Cannot convert BigInt to number");
expect(() => {
new Intl.PluralRules("en", { maximumSignificantDigits: "hello!" });
}).toThrowWithMessage(RangeError, "Value NaN is NaN or is not between 1 and 21");
expect(() => {
new Intl.PluralRules("en", { maximumSignificantDigits: 0 });
}).toThrowWithMessage(RangeError, "Value 0 is NaN or is not between 1 and 21");
expect(() => {
new Intl.PluralRules("en", { maximumSignificantDigits: 22 });
}).toThrowWithMessage(RangeError, "Value 22 is NaN or is not between 1 and 21");
});
});
describe("normal behavior", () => {
test("length is 0", () => {
expect(Intl.PluralRules).toHaveLength(0);
});
test("all valid localeMatcher options", () => {
["lookup", "best fit"].forEach(localeMatcher => {
expect(() => {
new Intl.PluralRules("en", { localeMatcher: localeMatcher });
}).not.toThrow();
});
});
test("all valid type options", () => {
["cardinal", "ordinal"].forEach(type => {
expect(() => {
new Intl.PluralRules("en", { type: type });
}).not.toThrow();
});
});
test("all valid minimumIntegerDigits options", () => {
for (let i = 1; i <= 21; ++i) {
expect(() => {
new Intl.PluralRules("en", { minimumIntegerDigits: i });
}).not.toThrow();
}
});
test("all valid minimumFractionDigits options", () => {
for (let i = 0; i <= 20; ++i) {
expect(() => {
new Intl.PluralRules("en", { minimumFractionDigits: i });
}).not.toThrow();
}
});
test("all valid maximumFractionDigits options", () => {
for (let i = 0; i <= 20; ++i) {
expect(() => {
new Intl.PluralRules("en", { maximumFractionDigits: i });
}).not.toThrow();
}
});
test("all valid minimumSignificantDigits options", () => {
for (let i = 1; i <= 21; ++i) {
expect(() => {
new Intl.PluralRules("en", { minimumSignificantDigits: i });
}).not.toThrow();
}
});
test("all valid maximumSignificantDigits options", () => {
for (let i = 1; i <= 21; ++i) {
expect(() => {
new Intl.PluralRules("en", { maximumSignificantDigits: i });
}).not.toThrow();
}
});
});