import { describe, expect, it } from "vitest";
import {
  GAMEPLAY_FRAME_RATE_LIMITS,
  PREVIEW_FRAME_RATE_LIMITS,
  frameRateLimitLabel,
  nextFrameRateLimit,
  normalizeGameplayFrameRateLimit,
  normalizePreviewFrameRateLimit,
  numericFrameRateLimit,
} from "./frameRateSettings";

describe("frame-rate settings", () => {
  it("normalizes persisted gameplay and preview limits", () => {
    expect(normalizeGameplayFrameRateLimit(30)).toBe(30);
    expect(normalizeGameplayFrameRateLimit("display")).toBe("display");
    expect(normalizeGameplayFrameRateLimit(144)).toBe(60);
    expect(normalizePreviewFrameRateLimit(15)).toBe(15);
    expect(normalizePreviewFrameRateLimit("invalid", 60)).toBe(60);
  });

  it("cycles through each menu order", () => {
    expect(nextFrameRateLimit(30, GAMEPLAY_FRAME_RATE_LIMITS)).toBe(60);
    expect(nextFrameRateLimit("display", GAMEPLAY_FRAME_RATE_LIMITS)).toBe(30);
    expect(nextFrameRateLimit(30, PREVIEW_FRAME_RATE_LIMITS)).toBe(60);
  });

  it("formats and resolves capped versus display-refresh modes", () => {
    expect(frameRateLimitLabel(60)).toBe("60 FPS");
    expect(frameRateLimitLabel("display")).toBe("Display refresh");
    expect(numericFrameRateLimit(30)).toBe(30);
    expect(numericFrameRateLimit("display")).toBeNull();
  });
});