Initialize socket.io in socket.spec.ts

socket.spec.ts

import * as ioClient from "socket.io-client";
import * as io from "socket.io";
import * as chai from "chai";

import { Socket } from "../socket.io/socket";
import { UserRole } from "../../domain/index";
import {
    RoomCreateEvent, RoomGetAllEvent, InternalServerErrorEvent, RoomShowAllEvent,
    RoomsAllEvent, UsersAllEvent, RoomNotFoundEvent, RoomJoinEvent, RequestAllRoomsEvent,
    RequestAllUsersEvent, RoomDisconnectEvent, UserDisconnectedEvent, BanEvent, UserBannedEvent
} from "../../domain/events/index";

const assert = chai.assert;
const socketUrl: string = "http://localhost:5000";
const options: SocketIOClient.ConnectOpts = {
    transports: ['websocket'],
    'force new connection': true
};

describe("Server", () => {
    describe("Socket", () => {
        let server: SocketIO.Server;
        let socket: Socket;
        let client: SocketIOClient.Socket;

        beforeEach(() => {
            server = io().listen(5000);
            socket = new Socket(server);
            socket.connect();
            client = ioClient.connect(socketUrl, options);
        });

        afterEach(() => {
            server.close();
            client.close();
        });
  
      // more tests coming...
  });
});