ukraine-timemap/test/server_process.js

import test from 'ava'
const childProcess = require('child_process')
const http = require('http')

const SERVER_LAUNCH_WAIT_TIME = 10 * 1000

let serverProc = null
let serverExited = false

test.before.cb(t => {
  console.log('launching server...')
  serverProc = childProcess.spawn('yarn', ['dev'], {
    cwd: '.',
    stdio: 'ignore'
  })

  serverProc.on('exit', function (code, signal) {
    serverExited = true
  })

  setTimeout(t.end, SERVER_LAUNCH_WAIT_TIME)
})

test.after(function () {
  console.log('killing server...')
  serverProc.kill('SIGKILL')
})

test('should launch', t => {
  t.false(serverExited)
})

const urls = [
  '/',
  'js/index.bundle.js'
]

urls.forEach(function (url) {
  test.cb('should respond to request for "' + url + '"', t => {
    http.get({
      hostname: 'localhost',
      port: 8080,
      path: '/',
      agent: false
    }, function (res) {
      let resultData = ''

      if (res.statusCode !== 200) {
        t.fail('Server response was not 200.')
      } else {
        res.on('data', function (data) { resultData += data })

        res.on('end', function () {
          if (resultData.length > 0) {
            t.pass()
          } else {
            t.fail('Server returned no data.')
          }
        })
      }

      t.end()
    })
  })
})