import { describe, expect, it } from "vitest";
import { formatRecordingTime, getMediaAssetUrl, pickBitrate } from "./media";

describe("media utilities", () => {
  it("formats recording time with minute and second padding", () => {
    expect(formatRecordingTime(0)).toBe("00:00");
    expect(formatRecordingTime(61_000)).toBe("01:01");
    expect(formatRecordingTime(12 * 60_000 + 9_000)).toBe("12:09");
  });

  it("selects bitrates by preset and device class", () => {
    expect(pickBitrate("economy", true)).toBe(1_000_000);
    expect(pickBitrate("clarity", false)).toBe(2_500_000);
    expect(pickBitrate("balanced", true)).toBe(1_400_000);
    expect(pickBitrate("balanced", false)).toBe(1_900_000);
  });

  it("keeps already-prefixed media asset paths stable", () => {
    expect(getMediaAssetUrl("/media/assets/sessions/demo/preview.webm")).toBe(
      "/media/assets/sessions/demo/preview.webm"
    );
    expect(getMediaAssetUrl("https://cdn.example.com/demo.webm")).toBe(
      "https://cdn.example.com/demo.webm"
    );
    expect(getMediaAssetUrl("/assets/sessions/demo/preview.webm")).toBe(
      "/media/assets/sessions/demo/preview.webm"
    );
  });
});