import { describe, expect, it } from "vitest";
import { pickRatingBadge } from "./plexRating";

describe("pickRatingBadge", () => {
  it("prefers the IMDb score and marks it as IMDb (gets the imdb.com link)", () => {
    expect(pickRatingBadge(8.6, 6.0)).toEqual({ score: 8.6, isImdb: true });
  });

  it("falls back to the audience score without IMDb branding when there's no IMDb score", () => {
    expect(pickRatingBadge(null, 7.2)).toEqual({ score: 7.2, isImdb: false });
    expect(pickRatingBadge(undefined, 7.2)).toEqual({ score: 7.2, isImdb: false });
  });

  it("treats a 0 IMDb score as present (not falsy-skipped)", () => {
    expect(pickRatingBadge(0, 5)).toEqual({ score: 0, isImdb: true });
  });

  it("returns null when neither score exists (no badge rendered)", () => {
    expect(pickRatingBadge(null, null)).toBeNull();
    expect(pickRatingBadge(undefined, undefined)).toBeNull();
  });
});