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LibJS: Start implementing Temporal.Duration

This patch adds the Duration object itself, its constructor and
prototype (currently empty), and three required abstract operations.
This commit is contained in:
Linus Groh 2021-07-15 23:20:43 +01:00
parent 71234b3716
commit 7921d8ba91
13 changed files with 377 additions and 1 deletions

View file

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describe("errors", () => {
test("called without new", () => {
expect(() => {
Temporal.Duration();
}).toThrowWithMessage(TypeError, "Temporal.Duration constructor must be called with 'new'");
});
test("cannot mix arguments with different signs", () => {
expect(() => {
new Temporal.Duration(-1, 1);
}).toThrowWithMessage(RangeError, "Invalid duration");
expect(() => {
new Temporal.Duration(1, -1);
}).toThrowWithMessage(RangeError, "Invalid duration");
});
test("cannot pass Infinity", () => {
expect(() => {
new Temporal.Duration(Infinity);
}).toThrowWithMessage(RangeError, "Invalid duration");
});
});
describe("normal behavior", () => {
test("length is 0", () => {
expect(Temporal.Duration).toHaveLength(0);
});
test("basic functionality", () => {
const duration = new Temporal.Duration();
expect(typeof duration).toBe("object");
expect(duration).toBeInstanceOf(Temporal.Duration);
expect(Object.getPrototypeOf(duration)).toBe(Temporal.Duration.prototype);
});
});