import { describe, expect, test } from "vitest"; import { formatDuration } from "../../src"; describe("formatDuration", () => { test("zero", () => { expect(formatDuration(0)).toBe("00:00:00"); }); test("seconds only", () => { expect(formatDuration(5000)).toBe("00:00:05"); }); test("minutes and seconds", () => { expect(formatDuration(65000)).toBe("00:01:05"); }); test("hours", () => { expect(formatDuration(3661000)).toBe("01:01:01"); }); });