import { describe, expect, it } from 'vitest';
import { buildXfxGoodsPayload } from './xfx-goods.util';

describe('buildXfxGoodsPayload', () => {
  it('瓶装：品名 + 酒精度，件数等于购买瓶数', () => {
    expect(
      buildXfxGoodsPayload({
        productName: '杜康老窖',
        productSpec: '单瓶',
        physicalSpec: '500ml | 53度',
        quantity: 2,
        bottlesPerUnit: 1,
      }),
    ).toEqual({
      goodsName: '杜康老窖 500ml | 53度 单瓶',
      goodsNum: 2,
    });
  });

  it('箱装：追加包装规格，件数换算为瓶当量', () => {
    expect(
      buildXfxGoodsPayload({
        productName: '杜康老窖',
        productSpec: '整箱',
        physicalSpec: '500ml | 53度',
        quantity: 2,
        bottlesPerUnit: 6,
      }),
    ).toEqual({
      goodsName: '杜康老窖 500ml | 53度 整箱',
      goodsNum: 12,
    });
  });

  it('无度数：回落 SKU 规格；再缺失则只用品名', () => {
    expect(
      buildXfxGoodsPayload({
        productName: '杜康老窖',
        productSpec: '单瓶',
        physicalSpec: null,
        quantity: 3,
        bottlesPerUnit: 1,
      }),
    ).toEqual({
      goodsName: '杜康老窖 单瓶',
      goodsNum: 3,
    });

    expect(
      buildXfxGoodsPayload({
        productName: '杜康老窖',
        productSpec: '  ',
        physicalSpec: undefined,
        quantity: 1,
        bottlesPerUnit: 1,
      }),
    ).toEqual({
      goodsName: '杜康老窖',
      goodsNum: 1,
    });
  });

  it('规格重复：不把相同文案拼两次', () => {
    expect(
      buildXfxGoodsPayload({
        productName: '杜康老窖',
        productSpec: '500ml | 53度',
        physicalSpec: '500ml | 53度',
        quantity: 1,
        bottlesPerUnit: 1,
      }),
    ).toEqual({
      goodsName: '杜康老窖 500ml | 53度',
      goodsNum: 1,
    });

    expect(
      buildXfxGoodsPayload({
        productName: '杜康老窖',
        productSpec: '53度',
        physicalSpec: '500ml | 53度',
        quantity: 1,
        bottlesPerUnit: 1,
      }).goodsName,
    ).toBe('杜康老窖 500ml | 53度');
  });
});