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LibJS: Implement Temporal.PlainTime.prototype.subtract()

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Luke Wilde 2021-11-01 22:50:31 +00:00 • committed by Linus Groh
parent 4bf391ff4b
commit 17fd08d752
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27
Userland/Libraries/LibJS/Tests/builtins/Temporal/PlainTime/PlainTime.prototype.subtract.js Normal file
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describe("correct behavior", () => {
test("length is 1", () => {
expect(Temporal.PlainTime.prototype.subtract).toHaveLength(1);
});
test("basic functionality", () => {
const plainTime = new Temporal.PlainTime(1, 2, 3, 4, 5, 6);
const duration = new Temporal.Duration(2021, 10, 1, 1, 0, 1, 2, 3, 4, 5);
const result = plainTime.subtract(duration);
expect(result.hour).toBe(1);
expect(result.minute).toBe(1);
expect(result.second).toBe(1);
expect(result.millisecond).toBe(1);
expect(result.microsecond).toBe(1);
expect(result.nanosecond).toBe(1);
});
});
describe("errors", () => {
test("invalid duration-like", () => {
const plainTime = new Temporal.PlainTime(1, 1, 1, 1, 1, 1);
const invalidDuration = { foo: 1, bar: 2 };
expect(() => {
plainTime.subtract(invalidDuration);
}).toThrowWithMessage(TypeError, "Invalid duration-like object");
});
});