Re-written test example with batch

some-test.spec.ts

import { User } from '@backend/db/entities/User';
import { UserFactory } from '@backend/db/factories/User.factory';
import { getConnection } from 'typeorm';

describe('Some Other Test', () => {
    const connection = getConnection('default');
    let users: User[];

    beforeEach(async () => {
        const userRepository = connection.getRepository(User);
        users = await userRepository.save(UserFactory.batchSync(10));
    });

    // ...
});