Recursive client disconnection for socket.io tests.

gistfile1.js

//Instead of having..
client.disconnect();
client2.disconnect();
client3.disconnect();
done();

//Top of file
function recursiveDisconnect(Clients, callback) {
  Client = Clients.pop();
  Client.on('disconnect',function() {
    if(Clients.length > 0) recursiveDisconnect(Clients);
    else {
      callback();
    }
  });

  Client.disconnect();
}

//In test
recursiveDisconnect([client,client2,client3],done);