openhim-core/test/fakeTcpServer.js

The OpenHIM core application that provides logging and routing of http requests

// /* eslint-env mocha */

// import dgram from 'dgram'
// import * as constants from './constants'
// import { promisify } from 'util'

// // A small fake UDP-server.
// //

// const FakeServer = function (options) {
//   options = options || {}
//   this.port = options.port || constants.UDP_PORT
//   this._socket = undefined
//   this._packetsReceived = []
//   this._expectedPackets = []
// }

// // Start the server and listen for messages.
// //
// FakeServer.prototype.start = function () {
//   const that = this
//   this._socket = dgram.createSocket(constants.UPD_SOCKET_TYPE)
//   this._socket.on('message', (msg, rinfo) => {
//     msg.toString().split('\n').forEach((part) => {
//       that._packetsReceived.push(part)
//     })

//     that.checkMessages()
//   })

//   this._socket.close = promisify(this._socket.close.bind(this._socket))
//   return new Promise((resolve) => {
//     this._socket.once('listening', resolve)
//     this._socket.bind(this.port)
//   })
// }

// // For closing server down after use.
// //
// FakeServer.prototype.stop = async function () {
//   await this._socket.close()
//   this._socket = undefined
// }

// // Expect `message` to arrive and call `cb` if/when it does.
// //
// FakeServer.prototype.expectMessage = function (message, cb) {
//   const that = this
//   this._expectedPackets.push({
//     message,
//     callback: cb
//   })

//   process.nextTick(() => {
//     that.checkMessages()
//   })
// }

// // Expect `message` to arrive and call `cb` if/when it does.
// //
// FakeServer.prototype.expectMessageRegex = function (message, cb) {
//   const that = this
//   this._expectedPackets.push({
//     message,
//     callback: cb
//   })

//   process.nextTick(() => {
//     that.checkMessages(true)
//   })
// }

// // Check for expected messages.
// //
// FakeServer.prototype.checkMessages = function (regex) {
//   const that = this
//   this._expectedPackets.forEach((details, detailIndex) => {
//     let i
//     if (regex) {
//       // Is it in there?
//       i = that._packetsReceived.indexOf(details.message)
//       if (i !== -1) {
//         // Remove message and the listener from their respective lists
//         that._packetsReceived.splice(i, 1)
//         that._expectedPackets.splice(detailIndex, 1)
//         return details.callback()
//       }
//     } else {
//       // Is it in there?
//       i = that._packetsReceived.indexOf(details.message)
//       if (i !== -1) {
//         // Remove message and the listener from their respective lists
//         that._packetsReceived.splice(i, 1)
//         that._expectedPackets.splice(detailIndex, 1)
//         return details.callback()
//       }
//     }
//   })
// }

// export default FakeServer