cherrypick/packages/backend/test/unit/MetaService.ts
2023-02-02 18:18:25 +09:00

58 lines
1.4 KiB
TypeScript

process.env.NODE_ENV = 'test';
import { jest } from '@jest/globals';
import { ModuleMocker } from 'jest-mock';
import { Test } from '@nestjs/testing';
import { GlobalModule } from '@/GlobalModule.js';
import type { MetasRepository } from '@/models/index.js';
import { DI } from '@/di-symbols.js';
import { MetaService } from '@/core/MetaService.js';
import { CoreModule } from '@/core/CoreModule.js';
import type { DataSource } from 'typeorm';
import type { TestingModule } from '@nestjs/testing';
describe('MetaService', () => {
let app: TestingModule;
let metaService: MetaService;
beforeAll(async () => {
app = await Test.createTestingModule({
imports: [
GlobalModule,
CoreModule,
],
}).compile();
app.enableShutdownHooks();
metaService = app.get<MetaService>(MetaService, { strict: false });
// Make it cached
await metaService.fetch();
});
afterAll(async () => {
await app.close();
});
test('fetch (cache)', async () => {
const db = app.get<DataSource>(DI.db);
const spy = jest.spyOn(db, 'transaction');
const result = await metaService.fetch();
expect(result.id).toBe('x');
expect(spy).toHaveBeenCalledTimes(0);
});
test('fetch (force)', async () => {
const db = app.get<DataSource>(DI.db);
const spy = jest.spyOn(db, 'transaction');
const result = await metaService.fetch(true);
expect(result.id).toBe('x');
expect(spy).toHaveBeenCalledTimes(1);
});
});