Merge branch 'dynamic-namespaces' of https://github.com/markitx/socket.io into dynamic-namespace

Conflicts:
	lib/client.js
	test/socket.io.js

History.md

@@ -1,4 +1,28 @@
 
+1.3.2 / 2015-01-19
+==================
+
+ * no change on this release
+
+1.3.1 / 2015-01-19
+==================
+
+ * no change on this release
+ * package: bump `engine.io`
+
+1.3.0 / 2015-01-19
+==================
+
+ * package: bump `engine.io`
+ * add test for reconnection after server restarts [rase-]
+ * update license with up-to-date year range [fay-jai]
+ * fix leaving unknown rooms [defunctzombie]
+ * allow null origins when allowed origins is a function [drewblaisdell]
+ * fix tests on node 0.11
+ * package: fix `npm test` to run on windows
+ * package: bump `debug` v2.1.0 [coderaiser]
+ * added tests for volatile [rase-]
+
 1.2.1 / 2014-11-21
 ==================
 

LICENSE

@@ -1,6 +1,6 @@
 (The MIT License)
 
-Copyright (c) 2014 Automattic <dev@cloudup.com>
+Copyright (c) 2014-2015 Automattic <dev@cloudup.com>
 
 Permission is hereby granted, free of charge, to any person obtaining
 a copy of this software and associated documentation files (the

Readme.md

@@ -2,8 +2,8 @@
 # socket.io
 
 [![Build Status](https://secure.travis-ci.org/Automattic/socket.io.svg)](http://travis-ci.org/Automattic/socket.io)
-[![NPM version](https://badge.fury.io/js/socket.io.svg)](http://badge.fury.io/js/socket.io)
-![Downloads](http://img.shields.io/npm/dm/socket.io.svg)
+![NPM version](https://badge.fury.io/js/socket.io.svg)
+![Downloads](http://img.shields.io/npm/dm/socket.io.svg?style=flat)
 
 ## How to use
 
@@ -240,6 +240,40 @@ server.listen(3000);
   Hash of `Socket` objects that are connected to this namespace indexed
   by `id`.
 
+### Namespace#clients(fn:Function)
+
+  Gets a list of client IDs connected to this namespace (across all nodes if applicable).
+
+  An example to get all clients in a namespace:
+
+  ```js
+  var io = require('socket.io')();
+  io.of('/chat').clients(function(error, clients){
+    if (error) throw error;
+    console.log(clients); // => [PZDoMHjiu8PYfRiKAAAF, Anw2LatarvGVVXEIAAAD]
+  });
+  ```
+
+  An example to get all clients in namespace's room:
+
+  ```js
+  var io = require('socket.io')();
+  io.of('/chat').in('general').clients(function(error, clients){
+    if (error) throw error;
+    console.log(clients); // => [Anw2LatarvGVVXEIAAAD]
+  });
+  ```
+
+  As with broadcasting, the default is all clients from the default namespace ('/'):
+
+  ```js
+  var io = require('socket.io')();
+  io.clients(function(error, clients){
+    if (error) throw error;
+    console.log(clients); // => [6em3d4TJP8Et9EMNAAAA, G5p55dHhGgUnLUctAAAB]
+  });
+  ```
+
 ### Namespace#use(fn:Function):Namespace
 
   Registers a middleware, which is a function that gets executed for
@@ -274,7 +308,7 @@ server.listen(3000);
 
 ### Socket#conn:Socket
 
-  A reference to the underyling `Client` transport connection (engine.io
+  A reference to the underlying `Client` transport connection (engine.io
   `Socket` object).
 
 ### Socket#request:Request
@@ -341,6 +375,18 @@ server.listen(3000);
   });
   ```
 
+### Socket#compress(v:Boolean):Socket
+
+  Sets a modifier for a subsequent event emission that the event data will
+  only be _compressed_ if the value is `true`. Defaults to `true` when you don't call the method.
+
+  ```js
+  var io = require('socket.io')();
+  io.on('connection', function(socket){
+    socket.compress(false).emit('an event', { some: 'data' });
+  });
+  ```
+
 ### Client
 
   The `Client` class represents an incoming transport (engine.io)

lib/client.js

@@ -59,26 +59,40 @@ Client.prototype.setup = function(){
  */
 
 Client.prototype.connect = function(name){
-  debug('connecting to namespace %s', name);
-  if (!this.server.nsps[name]) {
-    this.packet({ type: parser.ERROR, nsp: name, data : 'Invalid namespace'});
-    return;
-  }
-  var nsp = this.server.of(name);
-  if ('/' != name && !this.nsps['/']) {
-    this.connectBuffer.push(name);
-    return;
-  }
-
   var self = this;
-  var socket = nsp.add(this, function(){
-    self.sockets.push(socket);
-    self.nsps[nsp.name] = socket;
+  debug('connecting to namespace %s', name);
 
-    if ('/' == nsp.name && self.connectBuffer.length > 0) {
-      self.connectBuffer.forEach(self.connect, self);
-      self.connectBuffer = [];
+  function connectNamespace() {
+    var nsp = self.server.of(name);
+    if ('/' != name && !self.nsps['/']) {
+      self.connectBuffer.push(name);
+      return;
     }
+
+    var socket = nsp.add(self, function(){
+      self.sockets.push(socket);
+      self.nsps[nsp.name] = socket;
+
+      if ('/' == nsp.name && self.connectBuffer.length > 0) {
+        self.connectBuffer.forEach(self.connect, self);
+        self.connectBuffer = [];
+      }
+    });
+  }
+
+  if (self.server.nsps[name]) {
+    // Namespace already created, connect
+    connectNamespace();
+    return;
+  }
+
+  self.server.checkNamespace(name, function(allow) {
+    if (allow) {
+      connectNamespace();
+      return
+    }
+
+    self.packet({ type: parser.ERROR, nsp: name, data : 'Invalid namespace'});
   });
 };
 
@@ -135,17 +149,18 @@ Client.prototype.close = function(){
  * @param {Object} packet object
  * @param {Boolean} whether packet is already encoded
  * @param {Boolean} whether packet is volatile
+ * @param {Boolean} whether packet should be compressed
  * @api private
  */
 
-Client.prototype.packet = function(packet, preEncoded, volatile){
+Client.prototype.packet = function(packet, preEncoded, volatile, compress){
   var self = this;
 
   // this writes to the actual connection
   function writeToEngine(encodedPackets) {
     if (volatile && !self.conn.transport.writable) return;
     for (var i = 0; i < encodedPackets.length; i++) {
-      self.conn.write(encodedPackets[i]);
+      self.conn.write(encodedPackets[i], { compress: compress });
     }
   }
 

lib/index.js

@@ -43,6 +43,7 @@ function Server(srv, opts){
   }
   opts = opts || {};
   this.nsps = {};
+  this.nspValidators = [];
   this.path(opts.path || '/socket.io');
   this.serveClient(false !== opts.serveClient);
   this.adapter(opts.adapter || Adapter);
@@ -62,14 +63,17 @@ Server.prototype.checkRequest = function(req, fn) {
   var origin = req.headers.origin || req.headers.referer;
 
   // file:// URLs produce a null Origin which can't be authorized via echo-back
-  if ('null' == origin) origin = '*';
+  if ('null' == origin || null == origin) origin = '*';
 
   if (!!origin && typeof(this._origins) == 'function') return this._origins(origin, fn);
   if (this._origins.indexOf('*:*') !== -1) return fn(null, true);
   if (origin) {
     try {
       var parts = url.parse(origin);
-      parts.port = parts.port || 80;
+      var defaultPort = 'https:' == parts.protocol ? 443 : 80;
+      parts.port = parts.port != null
+        ? parts.port
+        : defaultPort;
       var ok =
         ~this._origins.indexOf(parts.hostname + ':' + parts.port) ||
         ~this._origins.indexOf(parts.hostname + ':*') ||
@@ -134,6 +138,53 @@ Server.prototype.set = function(key, val){
   return this;
 };
 
+/**
+ * Sets up server middleware to validate incoming namespaces not already created on the server.
+ *
+ * @return {Server} self
+ * @api public
+ */
+
+Server.prototype.useNamespaceValidator = function(fn){
+  this.nspValidators.push(fn);
+  return this;
+};
+
+/**
+ * Executes the middleware for an incoming namespace not already created on the server.
+ *
+ * @param name of incomming namespace
+ * @param {Function} last fn call in the middleware
+ * @api private
+ */
+
+Server.prototype.checkNamespace = function(name, fn){
+  var fns = this.nspValidators.slice(0);
+  if (!fns.length) return fn(false);
+
+  var namespaceAllowed = false; // Deny unknown namespaces by default
+
+  function run(i){
+    fns[i](name, function(err, allow){
+      // upon error, short-circuit
+      if (err) return fn(false);
+
+      // if one piece of middleware explicitly denies namespace, short-circuit
+      if (allow === false) return fn(false);
+
+      namespaceAllowed = namespaceAllowed || allow === true;
+
+      // if no middleware left, summon callback
+      if (!fns[i + 1]) return fn(namespaceAllowed);
+
+      // go on to next
+      run(i + 1);
+    });
+  }
+
+  run(0);
+};
+
 /**
  * Sets the client serving path.
  *
@@ -194,7 +245,7 @@ Server.prototype.origins = function(v){
 Server.prototype.listen =
 Server.prototype.attach = function(srv, opts){
   if ('function' == typeof srv) {
-    var msg = 'You are trying to attach socket.io to an express' +
+    var msg = 'You are trying to attach socket.io to an express ' +
     'request handler function. Please pass a http.Server instance.';
     throw new Error(msg);
   }
@@ -251,7 +302,7 @@ Server.prototype.attachServe = function(srv){
   var self = this;
   srv.removeAllListeners('request');
   srv.on('request', function(req, res) {
-    if (0 == req.url.indexOf(url)) {
+    if (0 === req.url.indexOf(url)) {
       self.serve(req, res);
     } else {
       for (var i = 0; i < evs.length; i++) {
@@ -358,7 +409,7 @@ Server.prototype.close = function(){
  * Expose main namespace (/).
  */
 
-['on', 'to', 'in', 'use', 'emit', 'send', 'write'].forEach(function(fn){
+['on', 'to', 'in', 'use', 'emit', 'send', 'write', 'clients'].forEach(function(fn){
   Server.prototype[fn] = function(){
     var nsp = this.sockets[fn];
     return nsp.apply(this.sockets, arguments);

lib/namespace.js

@@ -7,7 +7,7 @@ var Socket = require('./socket');
 var Emitter = require('events').EventEmitter;
 var parser = require('socket.io-parser');
 var debug = require('debug')('socket.io:namespace');
-var hasBin = require('has-binary-data');
+var hasBin = require('has-binary');
 
 /**
  * Module exports.
@@ -240,3 +240,15 @@ Namespace.prototype.write = function(){
   this.emit.apply(this, args);
   return this;
 };
+
+/**
+ * Gets a list of clients.
+ *
+ * @return {Namespace} self
+ * @api public
+ */
+
+Namespace.prototype.clients = function(fn){
+  this.adapter.clients(this.rooms, fn);
+  return this;
+};

lib/socket.js

@@ -7,7 +7,7 @@ var Emitter = require('events').EventEmitter;
 var parser = require('socket.io-parser');
 var url = require('url');
 var debug = require('debug')('socket.io:socket');
-var hasBin = require('has-binary-data');
+var hasBin = require('has-binary');
 
 /**
  * Module exports.
@@ -202,7 +202,8 @@ Socket.prototype.write = function(){
 Socket.prototype.packet = function(packet, preEncoded){
   packet.nsp = this.nsp.name;
   var volatile = this.flags && this.flags.volatile;
-  this.client.packet(packet, preEncoded, volatile);
+  var compress = !this.flags || false !== this.flags.compress;
+  this.client.packet(packet, preEncoded, volatile, compress);
 };
 
 /**
@@ -242,7 +243,10 @@ Socket.prototype.leave = function(room, fn){
   this.adapter.del(this.id, room, function(err){
     if (err) return fn && fn(err);
     debug('left room %s', room);
-    self.rooms.splice(self.rooms.indexOf(room), 1);
+    var idx = self.rooms.indexOf(room);
+    if (idx >= 0) {
+      self.rooms.splice(idx, 1);
+    }
     fn && fn(null);
   });
   return this;
@@ -387,7 +391,12 @@ Socket.prototype.ondisconnect = function(){
  */
 
 Socket.prototype.onerror = function(err){
-  this.emit('error', err);
+  if (this.listeners('error').length) {
+    this.emit('error', err);
+  } else {
+    console.error('Missing error handler on `socket`.');
+    console.error(err.stack);
+  }
 };
 
 /**
@@ -439,3 +448,17 @@ Socket.prototype.disconnect = function(close){
   }
   return this;
 };
+
+/**
+ * Sets the compress flag.
+ *
+ * @param {Boolean} if `true`, compresses the sending data
+ * @return {Socket} self
+ * @api public
+ */
+
+Socket.prototype.compress = function(compress){
+  this.flags = this.flags || {};
+  this.flags.compress = compress;
+  return this;
+};

package.json

@@ -1,6 +1,6 @@
 {
   "name": "socket.io",
-  "version": "1.2.1",
+  "version": "1.3.2",
   "description": "node.js realtime framework server",
   "keywords": [
     "realtime",
@@ -16,15 +16,15 @@
     "url": "git://github.com/Automattic/socket.io"
   },
   "scripts": {
-    "test": "make test"
+    "test": "mocha --reporter dot --slow 200ms --bail"
   },
   "dependencies": {
-    "engine.io": "1.4.3",
-    "socket.io-parser": "2.2.2",
-    "socket.io-client": "1.2.1",
-    "socket.io-adapter": "0.3.1",
-    "has-binary-data": "0.1.3",
-    "debug": "0.7.4"
+    "engine.io": "automattic/engine.io#ddc64a",
+    "socket.io-parser": "2.2.3",
+    "socket.io-client": "automattic/socket.io-client#210d65",
+    "socket.io-adapter": "automattic/socket.io-adapter#ae79d8",
+    "has-binary": "0.1.6",
+    "debug": "2.1.0"
   },
   "devDependencies": {
     "mocha": "1.16.2",

test/socket.io.js

@@ -15,7 +15,7 @@ function client(srv, nsp, opts){
   }
   var addr = srv.address();
   if (!addr) addr = srv.listen().address();
-  var url = 'ws://' + addr.address + ':' + addr.port + (nsp || '');
+  var url = 'ws://localhost:' + addr.port + (nsp || '');
   return ioc(url, opts);
 }
 
@@ -127,7 +127,7 @@ describe('socket.io', function(){
         expect(s.handshake.time.split(' ').length > 0); // Is "multipart" string representation
 
         // Address, xdomain, secure, issued and url set
-        expect(s.handshake.address).to.be('127.0.0.1');
+        expect(s.handshake.address).to.contain('127.0.0.1');
         expect(s.handshake.xdomain).to.be.a('boolean');
         expect(s.handshake.secure).to.be.a('boolean');
         expect(s.handshake.issued).to.be.a('number');
@@ -302,6 +302,32 @@ describe('socket.io', function(){
           done();
         });
     });
+
+    it('should allow request when origin defined as function and no origin is supplied', function(done) {
+      var sockets = io({ origins: function(origin,callback){
+        if (origin == '*') {
+          return callback(null, true);
+        }
+        return callback(null, false);
+      } }).listen('54021');
+      request.get('http://localhost:54021/socket.io/default/')
+       .query({ transport: 'polling' })
+       .end(function (err, res) {
+          expect(res.status).to.be(200);
+          done();
+        });
+    });
+
+    it('should default to port 443 when protocol is https', function(done) {
+      var sockets = io({ origins: 'https://foo.example:443' }).listen('54036');
+      request.get('http://localhost:54036/socket.io/default/')
+        .set('origin', 'https://foo.example')
+        .query({ transport: 'polling' })
+        .end(function (err, res) {
+          expect(res.status).to.be(200);
+          done();
+        });
+    });
   });
 
   describe('close', function(){
@@ -447,7 +473,7 @@ describe('socket.io', function(){
       var c1 = client(srv, '/');
       var c2 = client(srv, '/abc');
     });
-    
+
     it('should be equivalent for "" and "/" on client', function(done){
       var srv = http();
       var sio = io(srv);
@@ -456,7 +482,7 @@ describe('socket.io', function(){
       });
       var c1 = client(srv, '');
     });
-    
+
     it('should work with `of` and many sockets', function(done){
       var srv = http();
       var sio = io(srv);
@@ -571,6 +597,211 @@ describe('socket.io', function(){
         });
       });
     });
+
+    it('should not reuse same-namespace connections', function(done){
+      var srv = http();
+      var sio = io(srv);
+      var connections = 0;
+
+      srv.listen(function() {
+        var clientSocket1 = client(srv);
+        var clientSocket2 = client(srv);
+        sio.on('connection', function() {
+          connections++;
+          if(connections === 2) {
+            done();
+          }
+        });
+      });
+    });
+
+    it('should find all clients in a namespace', function(done){
+      var srv = http();
+      var sio = io(srv);
+      var chatSids = [];
+      var otherSid = null;
+      srv.listen(function(){
+        var c1 = client(srv, '/chat');
+        var c2 = client(srv, '/chat', {forceNew: true});
+        var c3 = client(srv, '/other', {forceNew: true});
+        var total = 3;
+        sio.of('/chat').on('connection', function(socket){
+          chatSids.push(socket.id);
+          --total || getClients();
+        });
+        sio.of('/other').on('connection', function(socket){
+          otherSid = socket.id;
+          --total || getClients();
+        });
+      });
+      function getClients() {
+        sio.of('/chat').clients(function(error, sids) {
+          expect(error).to.be.undefined;
+          expect(sids).to.contain(chatSids[0]);
+          expect(sids).to.contain(chatSids[1]);
+          expect(sids).to.not.contain(otherSid);
+          done();
+        });
+      }
+    });
+
+    it('should find all clients in a namespace room', function(done){
+      var srv = http();
+      var sio = io(srv);
+      var chatFooSid = null;
+      var chatBarSid = null;
+      var otherSid = null;
+      srv.listen(function(){
+        var c1 = client(srv, '/chat');
+        var c2 = client(srv, '/chat', {forceNew: true});
+        var c3 = client(srv, '/other', {forceNew: true});
+        var chatIndex = 0;
+        var total = 3;
+        sio.of('/chat').on('connection', function(socket){
+          if (chatIndex++) {
+            socket.join('foo', function() {
+              chatFooSid = socket.id;
+              --total || getClients();
+            });
+          } else {
+            socket.join('bar', function() {
+              chatBarSid = socket.id;
+              --total || getClients();
+            });
+          }
+        });
+        sio.of('/other').on('connection', function(socket){
+          socket.join('foo', function() {
+            otherSid = socket.id;
+            --total || getClients();
+          });
+        });
+      });
+      function getClients() {
+        sio.of('/chat').in('foo').clients(function(error, sids) {
+          expect(error).to.be.undefined;
+          expect(sids).to.contain(chatFooSid);
+          expect(sids).to.not.contain(chatBarSid);
+          expect(sids).to.not.contain(otherSid);
+          done();
+        });
+      }
+    });
+
+    it('should find all clients across namespace rooms', function(done){
+      var srv = http();
+      var sio = io(srv);
+      var chatFooSid = null;
+      var chatBarSid = null;
+      var otherSid = null;
+      srv.listen(function(){
+        var c1 = client(srv, '/chat');
+        var c2 = client(srv, '/chat', {forceNew: true});
+        var c3 = client(srv, '/other', {forceNew: true});
+        var chatIndex = 0;
+        var total = 3;
+        sio.of('/chat').on('connection', function(socket){
+          if (chatIndex++) {
+            socket.join('foo', function() {
+              chatFooSid = socket.id;
+              --total || getClients();
+            });
+          } else {
+            socket.join('bar', function() {
+              chatBarSid = socket.id;
+              --total || getClients();
+            });
+          }
+        });
+        sio.of('/other').on('connection', function(socket){
+          socket.join('foo', function() {
+            otherSid = socket.id;
+            --total || getClients();
+          });
+        });
+      });
+      function getClients() {
+        sio.of('/chat').clients(function(error, sids) {
+          expect(error).to.be.undefined;
+          expect(sids).to.contain(chatFooSid);
+          expect(sids).to.contain(chatBarSid);
+          expect(sids).to.not.contain(otherSid);
+          done();
+        });
+      }
+    });
+
+    it('should allow connections to dynamic namespaces', function(done){
+      var srv = http();
+      var sio = io(srv);
+      srv.listen(function(){
+        var namespace = '/dynamic';
+        var dynamic = client(srv,namespace);
+        sio.useNamespaceValidator(function(nsp, next) {
+          expect(nsp).to.be(namespace);
+          next(null, true);
+        });
+        dynamic.on('error', function(err) {
+          expect().fail();
+        });
+        dynamic.on('connect', function() {
+          expect(sio.nsps[namespace]).to.be.a(Namespace);
+          expect(sio.nsps[namespace].sockets.length).to.be(1);
+          done();
+        });
+      });
+    });
+
+    it('should not allow connections to dynamic namespaces if not supported', function(done){
+      var srv = http();
+      var sio = io(srv);
+      srv.listen(function(){
+        var namespace = '/dynamic';
+        sio.useNamespaceValidator(function(nsp, next) {
+          expect(nsp).to.be(namespace);
+          next(null, false);
+        });
+        sio.on('connect', function(socket) {
+          if (socket.nsp.name === namespace) {
+            expect().fail();
+          }
+        });
+
+        var dynamic = client(srv,namespace);
+        dynamic.on('connect', function(){
+          expect().fail();
+        });
+        dynamic.on('error', function(err) {
+          expect(err).to.be("Invalid namespace");
+          done();
+        });
+      });
+    });
+    it('should not allow connections to dynamic namespaces if there is an error', function(done){
+      var srv = http();
+      var sio = io(srv);
+      srv.listen(function(){
+        var namespace = '/dynamic';
+        sio.useNamespaceValidator(function(nsp, next) {
+          expect(nsp).to.be(namespace);
+          next(new Error(), true);
+        });
+        sio.on('connect', function(socket) {
+          if (socket.nsp.name === namespace) {
+            expect().fail();
+          }
+        });
+
+        var dynamic = client(srv,namespace);
+        dynamic.on('connect', function(){
+          expect().fail();
+        });
+        dynamic.on('error', function(err) {
+          expect(err).to.be("Invalid namespace");
+          done();
+        });
+      });
+    });
   });
 
   describe('socket', function(){
@@ -800,6 +1031,208 @@ describe('socket.io', function(){
       });
     });
 
+    it('should not emit volatile event after regular event (polling)', function(done) {
+      var srv = http();
+      var sio = io(srv, { transports: ['polling'] });
+
+      var counter = 0;
+      srv.listen(function(){
+        sio.on('connection', function(s){
+          s.emit('ev', 'data');
+          s.volatile.emit('ev', 'data');
+        });
+
+        var socket = client(srv, { transports: ['polling'] });
+        socket.on('ev', function() {
+          counter++;
+        });
+      });
+
+      setTimeout(function() {
+        expect(counter).to.be(1);
+        done();
+      }, 200);
+    });
+
+    it('should not emit volatile event after regular event (ws)', function(done) {
+      var srv = http();
+      var sio = io(srv, { transports: ['websocket'] });
+
+      var counter = 0;
+      srv.listen(function(){
+        sio.on('connection', function(s){
+          s.emit('ev', 'data');
+          s.volatile.emit('ev', 'data');
+        });
+
+        var socket = client(srv, { transports: ['websocket'] });
+        socket.on('ev', function() {
+          counter++;
+        });
+      });
+
+      setTimeout(function() {
+        expect(counter).to.be(1);
+        done();
+      }, 200);
+    });
+
+    it('should emit volatile event (polling)', function(done) {
+      var srv = http();
+      var sio = io(srv, { transports: ['polling'] });
+
+      var counter = 0;
+      srv.listen(function(){
+        sio.on('connection', function(s){
+          // Wait to make sure there are no packets being sent for opening the connection
+          setTimeout(function() {
+            s.volatile.emit('ev', 'data');
+          }, 20);
+        });
+
+        var socket = client(srv, { transports: ['polling'] });
+        socket.on('ev', function() {
+          counter++;
+        });
+      });
+
+      setTimeout(function() {
+        expect(counter).to.be(1);
+        done();
+      }, 200);
+    });
+
+    it('should emit volatile event (ws)', function(done) {
+      var srv = http();
+      var sio = io(srv, { transports: ['websocket'] });
+
+      var counter = 0;
+      srv.listen(function(){
+        sio.on('connection', function(s){
+          // Wait to make sure there are no packets being sent for opening the connection
+          setTimeout(function() {
+            s.volatile.emit('ev', 'data');
+          }, 20);
+        });
+
+        var socket = client(srv, { transports: ['websocket'] });
+        socket.on('ev', function() {
+          counter++;
+        });
+      });
+
+      setTimeout(function() {
+        expect(counter).to.be(1);
+        done();
+      }, 200);
+    });
+
+    it('should emit only one consecutive volatile event (polling)', function(done) {
+      var srv = http();
+      var sio = io(srv, { transports: ['polling'] });
+
+      var counter = 0;
+      srv.listen(function(){
+        sio.on('connection', function(s){
+          // Wait to make sure there are no packets being sent for opening the connection
+          setTimeout(function() {
+            s.volatile.emit('ev', 'data');
+            s.volatile.emit('ev', 'data');
+          }, 20);
+        });
+
+        var socket = client(srv, { transports: ['polling'] });
+        socket.on('ev', function() {
+          counter++;
+        });
+      });
+
+      setTimeout(function() {
+        expect(counter).to.be(1);
+        done();
+      }, 200);
+    });
+
+    it('should emit only one consecutive volatile event (ws)', function(done) {
+      var srv = http();
+      var sio = io(srv, { transports: ['websocket'] });
+
+      var counter = 0;
+      srv.listen(function(){
+        sio.on('connection', function(s){
+          // Wait to make sure there are no packets being sent for opening the connection
+          setTimeout(function() {
+            s.volatile.emit('ev', 'data');
+            s.volatile.emit('ev', 'data');
+          }, 20);
+        });
+
+        var socket = client(srv, { transports: ['websocket'] });
+        socket.on('ev', function() {
+          counter++;
+        });
+      });
+
+      setTimeout(function() {
+        expect(counter).to.be(1);
+        done();
+      }, 200);
+    });
+
+    it('should emit regular events after trying a failed volatile event (polling)', function(done) {
+      var srv = http();
+      var sio = io(srv, { transports: ['polling'] });
+
+      var counter = 0;
+      srv.listen(function(){
+        sio.on('connection', function(s){
+          // Wait to make sure there are no packets being sent for opening the connection
+          setTimeout(function() {
+            s.emit('ev', 'data');
+            s.volatile.emit('ev', 'data');
+            s.emit('ev', 'data');
+          }, 20);
+        });
+
+        var socket = client(srv, { transports: ['polling'] });
+        socket.on('ev', function() {
+          counter++;
+        });
+      });
+
+      setTimeout(function() {
+        expect(counter).to.be(2);
+        done();
+      }, 200);
+    });
+
+    it('should emit regular events after trying a failed volatile event (ws)', function(done) {
+      var srv = http();
+      var sio = io(srv, { transports: ['websocket'] });
+
+      var counter = 0;
+      srv.listen(function(){
+        sio.on('connection', function(s){
+          // Wait to make sure there are no packets being sent for opening the connection
+          setTimeout(function() {
+            s.emit('ev', 'data');
+            s.volatile.emit('ev', 'data');
+            s.emit('ev', 'data');
+          }, 20);
+        });
+
+        var socket = client(srv, { transports: ['websocket'] });
+        socket.on('ev', function() {
+          counter++;
+        });
+      });
+
+      setTimeout(function() {
+        expect(counter).to.be(2);
+        done();
+      }, 200);
+    });
+
     it('should emit message events through `send`', function(done){
       var srv = http();
       var sio = io(srv);
@@ -1022,7 +1455,7 @@ describe('socket.io', function(){
       var sio = io(srv);
       srv.listen(function() {
         var addr = srv.listen().address();
-        var url = 'ws://' + addr.address + ':' + addr.port + '?key1=1&key2=2';
+        var url = 'ws://localhost:' + addr.port + '?key1=1&key2=2';
         var socket = ioc(url);
         sio.on('connection', function(s) {
           var parsed = require('url').parse(s.request.url);
@@ -1035,7 +1468,7 @@ describe('socket.io', function(){
     });
 
     it('should handle very large json', function(done){
-      this.timeout();
+      this.timeout(30000);
       var srv = http();
       var sio = io(srv);
       var received = 0;
@@ -1062,6 +1495,8 @@ describe('socket.io', function(){
     });
 
     it('should handle very large binary data', function(done){
+      this.timeout(10000);
+
       var srv = http();
       var sio = io(srv);
       var received = 0;
@@ -1086,6 +1521,96 @@ describe('socket.io', function(){
         });
       });
     });
+
+    it('should be able to emit after server close and restart', function(done){
+      var srv = http();
+      var sio = io(srv);
+
+      sio.on('connection', function(socket){
+        socket.on('ev', function(data){
+          expect(data).to.be('payload');
+          done();
+        });
+      });
+
+      srv.listen(function(){
+        var port = srv.address().port;
+        var clientSocket = client(srv, { reconnectionAttempts: 10, reconnectionDelay: 100 });
+        clientSocket.once('connect', function(){
+          srv.close(function(){
+            srv.listen(port, function(){
+              clientSocket.on('reconnect', function(){
+                clientSocket.emit('ev', 'payload');
+              });
+            });
+          });
+        });
+      });
+    });
+
+    it('should enable compression by default', function(done){
+      var srv = http();
+      var sio = io(srv);
+      srv.listen(function(){
+        var socket = client(srv);
+        sio.on('connection', function(s){
+          s.conn.once('packetCreate', function(packet) {
+            expect(packet.options.compress).to.be(true);
+            done();
+          });
+          s.emit('woot', 'hi');
+        });
+      });
+    });
+
+    it('should disable compression', function(done){
+      var srv = http();
+      var sio = io(srv);
+      srv.listen(function(){
+        var socket = client(srv);
+        sio.on('connection', function(s){
+          s.conn.once('packetCreate', function(packet) {
+            expect(packet.options.compress).to.be(false);
+            done();
+          });
+          s.compress(false).emit('woot', 'hi');
+        });
+      });
+    });
+
+    it('should error with raw binary and warn', function(done){
+      var srv = http();
+      var sio = io(srv);
+      srv.listen(function(){
+        var socket = client(srv);
+        sio.on('connection', function(s){
+          s.conn.on('upgrade', function(){
+            console.log('\033[96mNote: warning expected and normal in test.\033[39m');
+            socket.io.engine.write('5woooot');
+            setTimeout(function(){
+              done();
+            }, 100);
+          });
+        });
+      });
+    });
+
+    it('should not crash with raw binary', function(done){
+      var srv = http();
+      var sio = io(srv);
+      srv.listen(function(){
+        var socket = client(srv);
+        sio.on('connection', function(s){
+          s.once('error', function(err){
+            expect(err.message).to.match(/Illegal attachments/);
+            done();
+          });
+          s.conn.on('upgrade', function(){
+            socket.io.engine.write('5woooot');
+          });
+        });
+      });
+    });
   });
 
   describe('messaging many', function(){
@@ -1385,6 +1910,29 @@ describe('socket.io', function(){
         });
       });
     });
+
+    it('should properly cleanup left rooms', function(done){
+      var srv = http();
+      var sio = io(srv);
+
+      srv.listen(function(){
+        var socket = client(srv);
+        sio.on('connection', function(s){
+          s.join('a', function(){
+            expect(s.rooms).to.eql([s.id, 'a']);
+            s.join('b', function(){
+              expect(s.rooms).to.eql([s.id, 'a', 'b']);
+              s.leave('unknown', function(){
+                expect(s.rooms).to.eql([s.id, 'a', 'b']);
+                s.leaveAll();
+                expect(s.rooms).to.eql([]);
+                done();
+              });
+            });
+          });
+        });
+      });
+    });
   });
 
   describe('middleware', function(done){