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LibJS: Implement Temporal.ZonedDateTime.prototype.withPlainDate
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describe("correct behavior", () => {
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test("length is 1", () => {
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expect(Temporal.ZonedDateTime.prototype.withPlainDate).toHaveLength(1);
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});
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function checkExpectedResults(withPlainDateZonedDateTime) {
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expect(withPlainDateZonedDateTime.epochNanoseconds).toBe(1640467016100200300n);
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expect(withPlainDateZonedDateTime.epochMicroseconds).toBe(1640467016100200n);
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expect(withPlainDateZonedDateTime.epochMilliseconds).toBe(1640467016100);
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expect(withPlainDateZonedDateTime.epochSeconds).toBe(1640467016);
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expect(withPlainDateZonedDateTime.year).toBe(2021);
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expect(withPlainDateZonedDateTime.month).toBe(12);
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expect(withPlainDateZonedDateTime.monthCode).toBe("M12");
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expect(withPlainDateZonedDateTime.day).toBe(25);
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expect(withPlainDateZonedDateTime.hour).toBe(21);
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expect(withPlainDateZonedDateTime.minute).toBe(16);
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expect(withPlainDateZonedDateTime.second).toBe(56);
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expect(withPlainDateZonedDateTime.millisecond).toBe(100);
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expect(withPlainDateZonedDateTime.microsecond).toBe(200);
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expect(withPlainDateZonedDateTime.nanosecond).toBe(300);
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expect(withPlainDateZonedDateTime.dayOfWeek).toBe(6);
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expect(withPlainDateZonedDateTime.dayOfYear).toBe(359);
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expect(withPlainDateZonedDateTime.weekOfYear).toBe(51);
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expect(withPlainDateZonedDateTime.hoursInDay).toBe(24);
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expect(withPlainDateZonedDateTime.daysInWeek).toBe(7);
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expect(withPlainDateZonedDateTime.daysInYear).toBe(365);
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expect(withPlainDateZonedDateTime.monthsInYear).toBe(12);
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expect(withPlainDateZonedDateTime.inLeapYear).toBeFalse();
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expect(withPlainDateZonedDateTime.offset).toBe("+00:00");
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expect(withPlainDateZonedDateTime.offsetNanoseconds).toBe(0);
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}
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test("basic functionality", () => {
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const plainDateTime = new Temporal.PlainDateTime(2021, 11, 4, 21, 16, 56, 100, 200, 300);
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const timeZone = new Temporal.TimeZone("UTC");
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const zonedDateTime = plainDateTime.toZonedDateTime(timeZone);
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const plainDate = new Temporal.PlainDate(2021, 12, 25);
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const withPlainDateZonedDateTime = zonedDateTime.withPlainDate(plainDate);
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checkExpectedResults(withPlainDateZonedDateTime);
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});
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test("plain time-like object", () => {
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const plainDateTime = new Temporal.PlainDateTime(2021, 11, 4, 21, 16, 56, 100, 200, 300);
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const timeZone = new Temporal.TimeZone("UTC");
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const zonedDateTime = plainDateTime.toZonedDateTime(timeZone);
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const plainDateLike = { year: 2021, month: 12, day: 25 };
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const withPlainDateZonedDateTime = zonedDateTime.withPlainDate(plainDateLike);
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checkExpectedResults(withPlainDateZonedDateTime);
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});
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// FIXME: Enable when time string parsing is implemented.
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test.skip("from plain date string", () => {
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const plainDateTime = new Temporal.PlainDateTime(2021, 11, 4, 21, 16, 56, 100, 200, 300);
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const timeZone = new Temporal.TimeZone("UTC");
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const zonedDateTime = plainDateTime.toZonedDateTime(timeZone);
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const withPlainDateZonedDateTime = zonedDateTime.withPlainDate("2021-12-25");
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checkExpectedResults(withPlainDateZonedDateTime);
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});
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});
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describe("errors", () => {
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test("this value must be a Temporal.ZonedDateTime object", () => {
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expect(() => {
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Temporal.ZonedDateTime.prototype.withPlainDate.call("foo");
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}).toThrowWithMessage(TypeError, "Not an object of type Temporal.ZonedDateTime");
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});
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test("missing properties", () => {
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expect(() => {
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new Temporal.ZonedDateTime(1n, {}).withPlainDate({});
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}).toThrowWithMessage(TypeError, "Required property year is missing or undefined");
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expect(() => {
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new Temporal.ZonedDateTime(1n, {}).withPlainDate({ year: 1 });
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}).toThrowWithMessage(TypeError, "Required property month is missing or undefined");
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expect(() => {
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new Temporal.ZonedDateTime(1n, {}).withPlainDate({ year: 1, month: 1 });
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}).toThrowWithMessage(TypeError, "Required property day is missing or undefined");
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});
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});
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