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serenity/Userland/Libraries/LibJS/Tests/builtins/Temporal/PlainDate/PlainDate.from.js
Linus Groh 54af3a5396 LibJS: Adjust grammar for DateExtendedYear to exclude -000000
This is an editorial change in the Temporal spec.

See: fb3e656

We lose the custom error message, but it's not the end of the world.
2022-03-10 23:20:39 +01:00

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describe("correct behavior", () => {
test("length is 1", () => {
expect(Temporal.PlainDate.from).toHaveLength(1);
});
test("PlainDate instance argument", () => {
const plainDate = new Temporal.PlainDate(2021, 7, 26);
const createdPlainDate = Temporal.PlainDate.from(plainDate);
expect(createdPlainDate.year).toBe(2021);
expect(createdPlainDate.month).toBe(7);
expect(createdPlainDate.day).toBe(26);
});
test("PlainDateTime instance argument", () => {
const plainDateTime = new Temporal.PlainDateTime(2021, 7, 26, 1, 2, 3);
const createdPlainDate = Temporal.PlainDate.from(plainDateTime);
expect(createdPlainDate.year).toBe(2021);
expect(createdPlainDate.month).toBe(7);
expect(createdPlainDate.day).toBe(26);
});
test("ZonedDateTime instance argument", () => {
const timeZone = new Temporal.TimeZone("UTC");
const zonedDateTime = new Temporal.ZonedDateTime(1627318123456789000n, timeZone);
const createdPlainDate = Temporal.PlainDate.from(zonedDateTime);
expect(createdPlainDate.year).toBe(2021);
expect(createdPlainDate.month).toBe(7);
expect(createdPlainDate.day).toBe(26);
});
test("PlainDate string argument", () => {
const createdPlainDate = Temporal.PlainDate.from("2021-07-26");
expect(createdPlainDate.year).toBe(2021);
expect(createdPlainDate.month).toBe(7);
expect(createdPlainDate.day).toBe(26);
});
});
describe("errors", () => {
test("custom time zone doesn't have a getOffsetNanosecondsFor function", () => {
const zonedDateTime = new Temporal.ZonedDateTime(0n, {});
expect(() => {
Temporal.PlainDate.from(zonedDateTime);
}).toThrowWithMessage(TypeError, "null is not a function");
});
test("invalid date string", () => {
expect(() => {
Temporal.PlainDate.from("foo");
}).toThrowWithMessage(RangeError, "Invalid date string 'foo'");
});
test("extended year must not be negative zero", () => {
expect(() => {
Temporal.PlainDate.from("-000000-01-01");
}).toThrowWithMessage(RangeError, "Invalid date string '-000000-01-01'");
expect(() => {
Temporal.PlainDate.from("000000-01-01"); // U+2212
}).toThrowWithMessage(RangeError, "Invalid date string '000000-01-01'");
});
});