import { describe, expect, it } from "vitest";
import { nextRunAt } from "./automation.service.js";

describe("automation scheduling", () => {
  it("computes the next daily run", () => {
    const next = nextRunAt({ frequency: "daily", time: "03:30", dayOfWeek: 1 }, new Date("2026-08-23T02:00:00.000Z"));
    expect(next.toISOString()).toBe("2026-08-23T03:30:00.000Z");
  });

  it("moves elapsed weekly runs to the next week", () => {
    const next = nextRunAt({ frequency: "weekly", time: "03:30", dayOfWeek: 0 }, new Date("2026-08-23T04:00:00.000Z"));
    expect(next.toISOString()).toBe("2026-08-30T03:30:00.000Z");
  });
});