53 lines
1.9 KiB
JavaScript
53 lines
1.9 KiB
JavaScript
describe("errors", () => {
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test("called without new", () => {
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expect(() => {
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Temporal.PlainDateTime();
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}).toThrowWithMessage(
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TypeError,
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"Temporal.PlainDateTime constructor must be called with 'new'"
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);
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});
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test("cannot pass Infinity", () => {
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for (let i = 0; i < 9; ++i) {
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const args = Array(9).fill(0);
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args[i] = Infinity;
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expect(() => {
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new Temporal.PlainDateTime(...args);
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}).toThrowWithMessage(RangeError, "Invalid plain date time");
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args[i] = -Infinity;
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expect(() => {
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new Temporal.PlainDateTime(...args);
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}).toThrowWithMessage(RangeError, "Invalid plain date time");
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}
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});
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test("cannot pass invalid ISO date or time", () => {
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// NOTE: The year max value is 3 more than in the polyfill, but they incorrectly seem to
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// use ISOYearMonthWithinLimits, which AFAICT isn't used for PlainDate{,Time} in the spec.
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// ¯\_(ツ)_/¯
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const badValues = [275764, 0, 0, 24, 60, 60, 1000, 1000, 1000];
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for (let i = 0; i < 9; ++i) {
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const args = [0, 1, 1, 0, 0, 0, 0, 0, 0];
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args[i] = badValues[i];
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expect(() => {
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new Temporal.PlainDateTime(...args);
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}).toThrowWithMessage(RangeError, "Invalid plain date time");
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}
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});
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});
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describe("normal behavior", () => {
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test("length is 3", () => {
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expect(Temporal.PlainDateTime).toHaveLength(3);
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});
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test("basic functionality", () => {
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const plainDateTime = new Temporal.PlainDateTime(2021, 7, 22, 19, 46, 32, 123, 456, 789);
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expect(typeof plainDateTime).toBe("object");
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expect(plainDateTime).toBeInstanceOf(Temporal.PlainDateTime);
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expect(Object.getPrototypeOf(plainDateTime)).toBe(Temporal.PlainDateTime.prototype);
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});
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});
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