feat(products): vitest 도입 + 제품 접근 확장 로직 (music tier 하위 호환)

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
2026-06-11 08:24:33 +09:00
parent fe055fd0d0
commit cf89e8cbdb
5 changed files with 1179 additions and 30 deletions

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import { describe, it, expect } from 'vitest';
import { expandProductAccess, MUSIC_PRODUCT_CHAIN } from '@/lib/product-access';
describe('expandProductAccess', () => {
it('일반 제품은 자기 자신만 반환', () => {
expect(expandProductAccess(['lotto_tool'])).toEqual(['lotto_tool']);
});
it('music_pro는 starter를 포함', () => {
expect(expandProductAccess(['music_pro']).sort()).toEqual(['music_pro', 'music_starter'].sort());
});
it('music_master는 전 tier 포함', () => {
expect(expandProductAccess(['music_master']).sort()).toEqual(
['music_master', 'music_pro', 'music_starter'].sort(),
);
});
it('중복 입력은 중복 없이 반환', () => {
expect(expandProductAccess(['music_pro', 'music_starter']).sort()).toEqual(
['music_pro', 'music_starter'].sort(),
);
});
it('빈 입력은 빈 배열', () => {
expect(expandProductAccess([])).toEqual([]);
});
});

17
lib/product-access.ts Normal file
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/**
* orders 기반 제품 접근 확장.
* 음악 팩 상위 tier는 하위 tier 파일도 포함(하위 호환) — 신규 제품은 1:1.
*/
export const MUSIC_PRODUCT_CHAIN: Record<string, string[]> = {
music_starter: ['music_starter'],
music_pro: ['music_pro', 'music_starter'],
music_master: ['music_master', 'music_pro', 'music_starter'],
};
export function expandProductAccess(paidProductIds: string[]): string[] {
const out = new Set<string>();
for (const id of paidProductIds) {
for (const expanded of MUSIC_PRODUCT_CHAIN[id] ?? [id]) out.add(expanded);
}
return Array.from(out);
}