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|
'use strict'
const childProcess = require('child_process')
const exec = childProcess.exec
const fork = childProcess.fork
const pathUtils = require('path')
const serversUtils = {
flushAndRunMultipleServers,
flushTests,
runServer
}
// ---------------------- Export functions --------------------
function flushAndRunMultipleServers (totalServers, serversRun) {
let apps = []
let urls = []
let i = 0
function anotherServerDone (number, app, url) {
apps[number - 1] = app
urls[number - 1] = url
i++
if (i === totalServers) {
serversRun(apps, urls)
}
}
flushTests(function () {
for (let j = 1; j <= totalServers; j++) {
// For the virtual buffer
setTimeout(function () {
runServer(j, function (app, url) {
anotherServerDone(j, app, url)
})
}, 1000 * j)
}
})
}
function flushTests (callback) {
exec('npm run clean:server:test', callback)
}
function runServer (number, callback) {
const server = {
app: null,
url: `http://localhost:${9000 + number}`,
host: `localhost:${9000 + number}`,
client: {
id: null,
secret: null
},
user: {
username: null,
password: null
}
}
// These actions are async so we need to be sure that they have both been done
const serverRunString = {
'Database is ready': false,
'Server listening on port': false
}
const regexps = {
client_id: 'Client id: (.+)',
client_secret: 'Client secret: (.+)',
user_username: 'Username: (.+)',
user_password: 'User password: (.+)'
}
// Share the environment
const env = Object.create(process.env)
env.NODE_ENV = 'test'
env.NODE_APP_INSTANCE = number
const options = {
silent: true,
env: env,
detached: true
}
server.app = fork(pathUtils.join(__dirname, '../../../server.js'), [], options)
server.app.stdout.on('data', function onStdout (data) {
let dontContinue = false
// Capture things if we want to
for (const key of Object.keys(regexps)) {
const regexp = regexps[key]
const matches = data.toString().match(regexp)
if (matches !== null) {
if (key === 'client_id') server.client.id = matches[1]
else if (key === 'client_secret') server.client.secret = matches[1]
else if (key === 'user_username') server.user.username = matches[1]
else if (key === 'user_password') server.user.password = matches[1]
}
}
// Check if all required sentences are here
for (const key of Object.keys(serverRunString)) {
if (data.toString().indexOf(key) !== -1) serverRunString[key] = true
if (serverRunString[key] === false) dontContinue = true
}
// If no, there is maybe one thing not already initialized (mongodb...)
if (dontContinue === true) return
server.app.stdout.removeListener('data', onStdout)
callback(server)
})
}
// ---------------------------------------------------------------------------
module.exports = serversUtils
|
