RSSHub/lib/middleware/cache.test.ts

198 lines
7.2 KiB
TypeScript

import { describe, expect, it, jest, afterEach, afterAll, beforeAll } from '@jest/globals';
import supertest from 'supertest';
import Parser from 'rss-parser';
import wait from '@/utils/wait';
import type { serve } from '@hono/node-server';
const parser = new Parser();
let server: ReturnType<typeof serve>;
beforeAll(() => {
process.env.CACHE_EXPIRE = '1';
process.env.CACHE_CONTENT_EXPIRE = '3';
});
afterEach(() => {
delete process.env.CACHE_TYPE;
jest.resetModules();
server?.close();
});
afterAll(() => {
delete process.env.CACHE_EXPIRE;
});
describe('cache', () => {
it('memory', async () => {
process.env.CACHE_TYPE = 'memory';
server = (await import('@/index')).default;
const request = supertest(server);
const response1 = await request.get('/test/cache');
const response2 = await request.get('/test/cache');
const parsed1 = await parser.parseString(response1.text);
const parsed2 = await parser.parseString(response2.text);
delete parsed1.lastBuildDate;
delete parsed2.lastBuildDate;
delete parsed1.feedUrl;
delete parsed2.feedUrl;
delete parsed1.paginationLinks;
delete parsed2.paginationLinks;
expect(parsed2).toMatchObject(parsed1);
expect(response2.status).toBe(200);
expect(response2.headers['rsshub-cache-status']).toBe('HIT');
await wait(1 * 1000 + 100);
const response3 = await request.get('/test/cache');
expect(response3.headers).not.toHaveProperty('rsshub-cache-status');
const parsed3 = await parser.parseString(response3.text);
await wait(3 * 1000 + 100);
const response4 = await request.get('/test/cache');
const parsed4 = await parser.parseString(response4.text);
expect(parsed1.items[0].content).toBe('Cache1');
expect(parsed2.items[0].content).toBe('Cache1');
expect(parsed3.items[0].content).toBe('Cache1');
expect(parsed4.items[0].content).toBe('Cache2');
await request.get('/test/refreshCache');
await wait(1 * 1000 + 100);
const response5 = await request.get('/test/refreshCache');
const parsed5 = await parser.parseString(response5.text);
await wait(2 * 1000 + 100);
const response6 = await request.get('/test/refreshCache');
const parsed6 = await parser.parseString(response6.text);
expect(parsed5.items[0].content).toBe('1 1');
expect(parsed6.items[0].content).toBe('1 0');
}, 10000);
it('redis', async () => {
process.env.CACHE_TYPE = 'redis';
server = (await import('@/index')).default;
const request = supertest(server);
const response1 = await request.get('/test/cache');
const response2 = await request.get('/test/cache');
const parsed1 = await parser.parseString(response1.text);
const parsed2 = await parser.parseString(response2.text);
delete parsed1.lastBuildDate;
delete parsed2.lastBuildDate;
delete parsed1.feedUrl;
delete parsed2.feedUrl;
delete parsed1.paginationLinks;
delete parsed2.paginationLinks;
expect(parsed2).toMatchObject(parsed1);
expect(response2.status).toBe(200);
expect(response2.headers['rsshub-cache-status']).toBe('HIT');
await wait(1 * 1000 + 100);
const response3 = await request.get('/test/cache');
expect(response3.headers).not.toHaveProperty('rsshub-cache-status');
const parsed3 = await parser.parseString(response3.text);
await wait(3 * 1000 + 100);
const response4 = await request.get('/test/cache');
const parsed4 = await parser.parseString(response4.text);
expect(parsed1.items[0].content).toBe('Cache1');
expect(parsed2.items[0].content).toBe('Cache1');
expect(parsed3.items[0].content).toBe('Cache1');
expect(parsed4.items[0].content).toBe('Cache2');
await request.get('/test/refreshCache');
await wait(1 * 1000 + 100);
const response5 = await request.get('/test/refreshCache');
const parsed5 = await parser.parseString(response5.text);
await wait(2 * 1000 + 100);
const response6 = await request.get('/test/refreshCache');
const parsed6 = await parser.parseString(response6.text);
expect(parsed5.items[0].content).toBe('1 1');
expect(parsed6.items[0].content).toBe('1 0');
const cache = (await import('@/utils/cache')).default;
await cache.clients.redisClient!.quit();
}, 10000);
it('redis with quit', async () => {
process.env.CACHE_TYPE = 'redis';
server = (await import('@/index')).default;
const cache = (await import('@/utils/cache')).default;
await cache.clients.redisClient!.quit();
const request = supertest(server);
const response1 = await request.get('/test/cache');
const response2 = await request.get('/test/cache');
const parsed1 = await parser.parseString(response1.text);
const parsed2 = await parser.parseString(response2.text);
expect(response2.status).toBe(200);
expect(response2.headers).not.toHaveProperty('rsshub-cache-status');
expect(parsed1.items[0].content).toBe('Cache1');
expect(parsed2.items[0].content).toBe('Cache2');
});
it('redis with error', async () => {
process.env.CACHE_TYPE = 'redis';
process.env.REDIS_URL = 'redis://wrongpath:6379';
server = (await import('@/index')).default;
const request = supertest(server);
const response1 = await request.get('/test/cache');
const response2 = await request.get('/test/cache');
const parsed1 = await parser.parseString(response1.text);
const parsed2 = await parser.parseString(response2.text);
expect(response2.status).toBe(200);
expect(response2.headers).not.toHaveProperty('rsshub-cache-status');
expect(parsed1.items[0].content).toBe('Cache1');
expect(parsed2.items[0].content).toBe('Cache2');
const cache = (await import('@/utils/cache')).default;
await cache.clients.redisClient!.quit();
});
it('no cache', async () => {
process.env.CACHE_TYPE = 'NO';
server = (await import('@/index')).default;
const request = supertest(server);
const response1 = await request.get('/test/cache');
const response2 = await request.get('/test/cache');
const parsed1 = await parser.parseString(response1.text);
const parsed2 = await parser.parseString(response2.text);
expect(response2.status).toBe(200);
expect(response2.headers).not.toHaveProperty('rsshub-cache-status');
expect(parsed1.items[0].content).toBe('Cache1');
expect(parsed2.items[0].content).toBe('Cache2');
});
it('throws URL key', async () => {
process.env.CACHE_TYPE = 'memory';
server = (await import('@/index')).default;
const request = supertest(server);
try {
const response = await request.get('/test/cacheUrlKey');
expect(response).toThrow(Error);
} catch (error: any) {
expect(error.message).toContain('Cache key must be a string');
}
});
});