index.spec.js

'use strict'

describe('GIVEN bouncer is provided', () => {
  it('THEN requiring the library does not throw an error', () => {
    require('.')
  })

  describe('WHEN it is instantiated', () => {
    it('THEN it should initialize without throwing error', () => {
      const BouncerJs = require('.')

      expect(() => new BouncerJs()).not.toThrow()
    })

    it('THEN initialization should return a truthy instance', () => {
      const BouncerJs = require('.')

      expect(new BouncerJs()).toBeTruthy()
    })
  })

  describe('WHEN bouncer is initialized in debug mode', () => {
    it('THEN it should not throw error', () => {
      const BouncerJs = require('.')
      const api = new BouncerJs({ debug: true })

      expect(api).toBeTruthy()
    })
  })

  describe('WHEN bouncer.serve is run on demo folder', () => {
    it('THEN it should not throw error', () => {
      const BouncerJs = require('.')
      const bouncer = new BouncerJs({ debug: true })
      const test = () => bouncer.serve('demo')

      expect(test).not.toThrow()
    })
  })

  describe('WHEN bouncer is initialized on specified port', () => {
    it('THEN it should start without error', () => {
      const BouncerJs = require('.')
      const { router } = new BouncerJs({ port: 8080 })

      expect(router).toBeTruthy()
    })
  })

  describe('WHEN bouncer is initialized with plugin', () => {
    it('THEN it should start without error', (done) => {
      const BouncerJs = require('.')
      const { config, send } = new BouncerJs({
        debug: false,
        port: 8081,
        plugins: {
          chat: function (ws, message) {
            send(ws, message)
          }
        }
      })

      const WebSocket = require('ws')
      const socket = new WebSocket('ws://localhost:8081')

      socket.onmessage = ({ data: string }) => {
        const { id, event, data } = JSON.parse(string)

        expect(data).toBeTruthy()
        expect(id).toBeTruthy()
        expect(event).toBe(config.join)

        socket.close()

        done()
      }

      socket.onopen = () => {
        send(socket, { event: config.join, data: 'chat' })
      }
    })
  })
})