message: bug: Try to fix travis build issue
diff: @@ -18,6 +18,8 @@ let ioServer: ioBackend.Server;
  * Mock the backend which forwards http data to socket
  */
  beforeAll((done) => {
  + console.log('Starting Mock Backend');
  +
  httpServerIo = http.createServer().listen();
  httpServerIoAddr = httpServerIo.listen().address() as AddressInfo;
  ioServer = ioBackend(httpServerIo);
  @@ -43,7 +45,12 @@ beforeAll((done) => {
  }).listen();
  httpServerBackendAddr = httpServerBackend.listen().address() as AddressInfo;
  +
  + console.log('Created Mock Backend - Wait to be ready');
  + setTimeout(() => {
  + console.log('Created Mock Backend - Ready');
  done();
  + }, 5000);
  });
  @@ -51,6 +58,8 @@ beforeAll((done) => {
  * Cleanup Servers
  */
  afterAll((done) => {
  + console.log('Stop Mock Backend');
  +
  httpServerBackend.close();
  ioServer.close();
  done();
  