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'use strict';
var should = require('should');
var Room = require('../../source/room');
var Socket = require('../fake_socket');
describe('Room', function () {
beforeEach(function () {
Socket.reset();
});
describe('.get', function() {
it('should get a room', function () {
// Creates it if it doesn't exist
var room = Room.get('some-room');
room.should.be.an.instanceOf(Room);
// Reuse the same instance
Room.get('some-room').should.equal(room);
});
});
describe('.flush', function () {
it('should destroy all the rooms', function () {
// create a new room
var room = Room.get('a');
// add a socket to the room
var socket = new Socket();
socket.join('a');
room.sockets.should.have.length(1);
// flush all the rooms
Room.flush();
// the socket should not longer be in the room
room.sockets.should.have.length(0);
// the room should have been removed
Room.get('a').should.not.equal(room);
});
});
describe(':constructor', function () {
it('should create a new Room', function () {
var room = new Room('my-room');
room.should.have.keys('id', 'sockets', '_namespaces');
room.id.should.equal('my-room');
// should not add to Room.rooms
Room.get('my-room').should.not.equal(room);
});
});
describe(':_join', function () {
it('should add a socket to a room', function () {
var room = new Room('my-room');
var socket = new Socket();
room._join(socket);
room.length().should.equal(1);
// should only add it once
room._join(socket);
room.length().should.equal(1);
// add another socket
socket = new Socket();
room._join(socket);
room.length().should.equal(2);
});
});
describe(':_leave', function () {
it('should remove a socket from a room', function () {
var room = new Room('my-awesome-room');
var socket = new Socket();
room.length().should.equal(0);
// should not care if socket isn't in the room
room._leave(socket);
room.length().should.equal(0);
// add the socket
room._join(socket);
room.length().should.equal(1);
// remove the socket
room._leave(socket);
room.length().should.equal(0);
});
});
describe(':in', function () {
it('should proxy Room.get', function () {
var a = Room.get('a');
var b = Room.get('b');
a.in('a').should.equal(a);
a.in('b').should.equal(b);
b.in('a').should.equal(a);
b.in('b').should.equal(b);
});
});
describe(':length', function () {
it('should count how many sockets are in a room', function () {
var room = new Room('my-room');
room.length().should.equal(0);
room._join('a');
room.length().should.equal(1);
room._join('b');
room.length().should.equal(2);
room._join('c');
room.length().should.equal(3);
room._join('d');
room.length().should.equal(4);
room._leave('d');
room.length().should.equal(3);
room._leave('c');
room.length().should.equal(2);
room._leave('b');
room.length().should.equal(1);
room._leave('a');
room.length().should.equal(0);
});
});
describe(':emit', function () {
it('should emit to all sockets in a room', function () {
var room = Room.get('my-room');
var a = new Socket();
var b = new Socket();
var c = new Socket();
a.join('my-room');
b.join('my-room');
c.join('my-room');
room.length().should.equal(3);
room.emit('three', 1, 2, 3);
a.last().should.eql(['three', 1, 2, 3]);
b.last().should.eql(['three', 1, 2, 3]);
c.last().should.eql(['three', 1, 2, 3]);
a.leave('my-room');
room.length().should.equal(2);
room.emit('two', 1, 2, 3);
a.last().should.eql(['three', 1, 2, 3]);
b.last().should.eql(['two', 1, 2, 3]);
c.last().should.eql(['two', 1, 2, 3]);
b.leave('my-room');
room.length().should.equal(1);
room.emit('one', 1, 2, 3);
a.last().should.eql(['three', 1, 2, 3]);
b.last().should.eql(['two', 1, 2, 3]);
c.last().should.eql(['one', 1, 2, 3]);
c.leave('my-room');
room.length().should.equal(0);
room.emit('zero', 1, 2, 3);
a.last().should.eql(['three', 1, 2, 3]);
b.last().should.eql(['two', 1, 2, 3]);
c.last().should.eql(['one', 1, 2, 3]);
});
});
describe(':broadcast', function () {
it('should broadcast to all sockets in a room', function () {
var room = Room.get('my-room');
var a = new Socket();
var b = new Socket();
var c = new Socket();
a.join('my-room');
b.join('my-room');
c.join('my-room');
// from a
room.broadcast(a.id, 'three', 1, 2, 3);
should.equal(undefined, a.last());
b.last().should.eql(['three', 1, 2, 3]);
c.last().should.eql(['three', 1, 2, 3]);
// from b
room.broadcast(b.id, 'two', 1, 2, 3);
a.last().should.eql(['two', 1, 2, 3]);
b.last().should.eql(['three', 1, 2, 3]);
c.last().should.eql(['two', 1, 2, 3]);
// from c
room.broadcast(c.id, 'one', 1, 2, 3);
a.last().should.eql(['one', 1, 2, 3]);
b.last().should.eql(['one', 1, 2, 3]);
c.last().should.eql(['two', 1, 2, 3]);
});
});
describe(':namespace', function () {
it('should get a namespace for a room', function () {
var room = new Room('with-a-ns');
var ns = room.namespace('my-ns');
room.namespace('my-ns').should.equal(ns);
room.namespace('my-other-ns').should.not.equal(ns);
});
});
describe(':contains', function () {
it('should check if a room contains a socket', function () {
var room = Room.get('your-room');
var socket = new Socket();
room.contains(socket).should.equal(false);
socket.join('your-room');
room.contains(socket).should.equal(true);
socket.leave('your-room');
room.contains(socket).should.equal(false);
room._join(socket);
room.contains(socket).should.equal(true);
});
});
describe(':empty', function () {
it('should empty a room', function () {
var room = Room.get('that-room');
var socket = new Socket();
socket.join('that-room');
room.length().should.equal(1);
room.empty();
room.length().should.equal(0);
});
});
});
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