import { describe, expect, it } from "vitest";
import { resolveOrderOption } from "../../src/services/orderService";
import { HttpError } from "../../src/middleware/errors";

const options = [
  { id: "blue", name: "블루" },
  { id: "red", name: "레드" },
];

describe("resolveOrderOption", () => {
  it("옵션 상품은 optionId 를 실제 옵션으로 해석한다", () => {
    expect(resolveOrderOption({ options }, "blue")).toEqual({ id: "blue", name: "블루" });
  });

  it("옵션 상품에 optionId 가 없으면 OPTION_REQUIRED 로 거부한다", () => {
    expect(() => resolveOrderOption({ options }, undefined)).toThrowError(
      expect.objectContaining({ status: 400, code: "OPTION_REQUIRED" }) as HttpError,
    );
  });

  it("옵션 상품에 존재하지 않는 optionId 도 OPTION_REQUIRED 로 거부한다", () => {
    expect(() => resolveOrderOption({ options }, "green")).toThrowError(
      expect.objectContaining({ status: 400, code: "OPTION_REQUIRED" }) as HttpError,
    );
  });

  it("무옵션 상품은 optionId 없이 null 을 돌려준다", () => {
    expect(resolveOrderOption({}, undefined)).toBeNull();
    expect(resolveOrderOption({ options: [] }, undefined)).toBeNull();
  });

  it("무옵션 상품에 optionId 가 오면 INVALID_INPUT 으로 거부한다", () => {
    expect(() => resolveOrderOption({}, "blue")).toThrowError(
      expect.objectContaining({ status: 400, code: "INVALID_INPUT" }) as HttpError,
    );
  });
});