import { describe, expect, it } from "vitest";

import { rarityGradient, rarityGradientClass } from "@/lib/catalog/rarity";

describe("catalog rarity backgrounds", () => {
  it("maps every weapon and artifact rarity to its Tailwind gradient", () => {
    expect(rarityGradientClass(1)).toContain("rgba(23,25,28,1)");
    expect(rarityGradientClass(2)).toContain("rgba(11,43,24,1)");
    expect(rarityGradientClass(3)).toBe("bg-[#4D7691] bg-[linear-gradient(90deg,rgba(77,118,145,1)_0%,rgba(71,135,165,1)_100%)]");
    expect(rarityGradientClass(4)).toBe("bg-[#6D6A9C] bg-[linear-gradient(90deg,rgba(109,106,156,1)_0%,rgba(150,122,179,1)_100%)]");
    expect(rarityGradientClass(5)).toBe("bg-[#A67B34] bg-[linear-gradient(90deg,rgba(166,123,52,1)_0%,rgba(178,123,44,1)_100%)]");
    expect(rarityGradient(3)).toBe("linear-gradient(90deg, rgba(77, 118, 145, 1) 0%, rgba(71, 135, 165, 1) 100%)");
    expect(rarityGradient(4)).toBe("linear-gradient(90deg, rgba(109, 106, 156, 1) 0%, rgba(150, 122, 179, 1) 100%)");
    expect(rarityGradient(5)).toBe("linear-gradient(90deg, rgba(166, 123, 52, 1) 0%, rgba(178, 123, 44, 1) 100%)");
  });

  it("uses the neutral equipment background when rarity is unavailable", () => {
    expect(rarityGradient(null)).toBe("#17383d");
    expect(rarityGradientClass(undefined)).toBeUndefined();
  });
});