kami-parse-server/spec/RedisPubSub.spec.js

const RedisPubSub = require('../lib/Adapters/PubSub/RedisPubSub').RedisPubSub;

describe('RedisPubSub', function() {
  beforeEach(function(done) {
    // Mock redis
    const createClient = jasmine.createSpy('createClient');
    jasmine.mockLibrary('redis', 'createClient', createClient);
    done();
  });

  it('can create publisher', function() {
    RedisPubSub.createPublisher({ redisURL: 'redisAddress' });

    const redis = require('redis');
    expect(redis.createClient).toHaveBeenCalledWith('redisAddress', {
      no_ready_check: true,
    });
  });

  it('can create subscriber', function() {
    RedisPubSub.createSubscriber({ redisURL: 'redisAddress' });

    const redis = require('redis');
    expect(redis.createClient).toHaveBeenCalledWith('redisAddress', {
      no_ready_check: true,
    });
  });

  afterEach(function() {
    jasmine.restoreLibrary('redis', 'createClient');
  });
});