import { describe, expect, it } from 'vitest';
import { shouldCacheResponse } from '../cachePolicy';

describe('shouldCacheResponse', () => {
  it('returns false when Cache-Control is no-store', () => {
    const response = new Response('ok', { headers: { 'Cache-Control': 'no-store' } });
    expect(shouldCacheResponse(response)).toBe(false);
  });

  it('returns false when Cache-Control is private', () => {
    const response = new Response('ok', { headers: { 'Cache-Control': 'private, max-age=0' } });
    expect(shouldCacheResponse(response)).toBe(false);
  });

  it('returns false when Pragma is no-cache', () => {
    const response = new Response('ok', { headers: { Pragma: 'no-cache' } });
    expect(shouldCacheResponse(response)).toBe(false);
  });

  it('returns true for cacheable responses', () => {
    const response = new Response('ok', { headers: { 'Cache-Control': 'public, max-age=60' } });
    expect(shouldCacheResponse(response)).toBe(true);
  });
});