mirror of
https://github.com/socketio/socket.io.git
synced 2026-04-30 03:00:39 -04:00
537 lines
15 KiB
JavaScript
537 lines
15 KiB
JavaScript
var expect = require('expect.js');
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var io = require('../');
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var hasCORS = require('has-cors');
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var textBlobBuilder = require('text-blob-builder');
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describe('connection', function() {
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this.timeout(70000);
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it('should connect to localhost', function(done){
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var socket = io({ forceNew: true });
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socket.emit('hi');
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socket.on('hi', function(data){
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socket.disconnect();
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done();
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});
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});
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it('should not connect when autoConnect option set to false', function() {
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var socket = io({ forceNew: true, autoConnect: false });
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expect(socket.io.engine).to.not.be.ok();
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socket.disconnect();
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});
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it('should start two connections with same path', function(){
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var s1 = io('/');
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var s2 = io('/');
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expect(s1.io).to.not.be(s2.io);
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s1.disconnect();
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s2.disconnect();
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});
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it('should start two connections with same path and different querystrings', function(){
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var s1 = io('/?woot');
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var s2 = io('/');
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expect(s1.io).to.not.be(s2.io);
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s1.disconnect();
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s2.disconnect();
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});
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it('should work with acks', function(done){
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var socket = io({ forceNew: true });
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socket.emit('ack');
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socket.on('ack', function(fn){
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fn(5, { test: true });
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});
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socket.on('got it', function(){
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socket.disconnect();
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done();
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});
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});
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it('should receive date with ack', function(done){
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var socket = io({ forceNew: true });
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socket.emit('getAckDate', { test: true }, function(data){
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expect(data).to.be.a('string');
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socket.disconnect();
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done();
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});
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});
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it('should work with false', function(done){
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var socket = io({ forceNew: true });
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socket.emit('false');
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socket.on('false', function(f){
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expect(f).to.be(false);
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socket.disconnect();
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done();
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});
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});
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it('should receive utf8 multibyte characters', function(done) {
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var correct = [
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'てすと',
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'Я Б Г Д Ж Й',
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'Ä ä Ü ü ß',
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'utf8 — string',
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'utf8 — string'
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];
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var socket = io({ forceNew: true });
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var i = 0;
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socket.on('takeUtf8', function(data) {
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expect(data).to.be(correct[i]);
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i++;
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if (i == correct.length) {
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socket.disconnect();
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done();
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}
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});
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socket.emit('getUtf8');
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});
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it('should connect to a namespace after connection established', function(done) {
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var manager = io.Manager();
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var socket = manager.socket('/');
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socket.on('connect', function(){
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var foo = manager.socket('/foo');
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foo.on('connect', function(){
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foo.close();
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socket.close();
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manager.close();
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done();
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});
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});
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});
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it('should open a new namespace after connection gets closed', function(done){
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var manager = io.Manager();
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var socket = manager.socket('/');
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socket.on('connect', function() {
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socket.disconnect();
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}).on('disconnect', function() {
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var foo = manager.socket('/foo');
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foo.on('connect', function() {
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foo.disconnect();
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manager.close();
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done();
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});
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});
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});
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it('should reconnect by default', function(done){
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var socket = io({ forceNew: true });
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socket.io.on('reconnect', function() {
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socket.disconnect();
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done();
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});
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setTimeout(function() {
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socket.io.engine.close();
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}, 500);
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});
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it('should reconnect manually', function(done) {
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var socket = io({ forceNew: true });
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socket.once('connect', function() {
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socket.disconnect();
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}).once('disconnect', function() {
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socket.once('connect', function() {
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socket.disconnect();
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done();
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});
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socket.connect();
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});
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});
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it('should reconnect automatically after reconnecting manually', function(done){
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var socket = io({ forceNew: true });
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socket.once('connect', function() {
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socket.disconnect();
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}).once('disconnect', function() {
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socket.on('reconnect', function() {
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socket.disconnect();
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done();
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});
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socket.connect();
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setTimeout(function() {
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socket.io.engine.close();
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}, 500);
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});
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});
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it('should attempt reconnects after a failed reconnect', function(done){
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var manager = io.Manager({ reconnection: true, timeout: 0, reconnectionAttempts: 2, reconnectionDelay: 10 });
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var socket = manager.socket('/timeout');
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socket.once('reconnect_failed', function() {
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var reconnects = 0;
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var reconnectCb = function() {
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reconnects++;
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};
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manager.on('reconnect_attempt', reconnectCb);
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manager.on('reconnect_failed', function failed() {
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expect(reconnects).to.be(2);
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socket.close();
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manager.close();
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done();
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});
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socket.connect();
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});
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});
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it('reconnect delay should increase every time', function(done){
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var manager = io.Manager({ reconnection: true, timeout: 0, reconnectionAttempts: 5, reconnectionDelay: 10, randomizationFactor: 0.2 });
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var socket = manager.socket('/timeout');
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var reconnects = 0, increasingDelay = true, startTime, prevDelay = 0;
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socket.on('connect_error', function() {
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startTime = new Date().getTime();
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});
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socket.on('reconnect_attempt', function() {
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reconnects++;
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var currentTime = new Date().getTime();
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var delay = currentTime - startTime;
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if (delay <= prevDelay) {
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increasingDelay = false;
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}
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prevDelay = delay;
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});
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socket.on('reconnect_failed', function failed() {
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expect(reconnects).to.be(5);
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expect(increasingDelay).to.be.ok();
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socket.close();
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manager.close();
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done();
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});
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});
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it('reconnect event should fire in socket', function(done){
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var socket = io({ forceNew: true });
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socket.on('reconnect', function() {
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socket.disconnect();
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done();
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});
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setTimeout(function() {
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socket.io.engine.close();
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}, 500);
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});
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it('should not reconnect when force closed', function(done){
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var socket = io('/invalid', { forceNew: true, timeout: 0, reconnectionDelay: 10 });
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socket.on('connect_error', function() {
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socket.on('reconnect_attempt', function() {
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expect().fail();
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});
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socket.disconnect();
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// set a timeout to let reconnection possibly fire
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setTimeout(function() {
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done();
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}, 500);
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});
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});
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it('should stop reconnecting when force closed', function(done){
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var socket = io('/invalid', { forceNew: true, timeout: 0, reconnectionDelay: 10 });
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socket.once('reconnect_attempt', function() {
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socket.on('reconnect_attempt', function() {
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expect().fail();
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});
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socket.disconnect();
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// set a timeout to let reconnection possibly fire
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setTimeout(function() {
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done();
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}, 500);
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});
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});
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it('should reconnect after stopping reconnection', function(done){
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var socket = io('/invalid', { forceNew: true, timeout: 0, reconnectionDelay: 10 });
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socket.once('reconnect_attempt', function() {
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socket.on('reconnect_attempt', function() {
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socket.disconnect();
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done();
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});
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socket.disconnect();
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socket.connect();
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});
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});
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it('should stop reconnecting on a socket and keep to reconnect on another', function(done){
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var manager = io.Manager();
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var socket1 = manager.socket('/');
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var socket2 = manager.socket('/asd');
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manager.on('reconnect_attempt', function() {
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socket1.on('connect', function() {
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expect().fail();
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});
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socket2.on('connect', function() {
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setTimeout(function() {
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socket2.disconnect();
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manager.disconnect();
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done();
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}, 500);
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});
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socket1.disconnect();
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});
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setTimeout(function() {
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manager.engine.close();
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}, 1000);
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});
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it('should try to reconnect twice and fail when requested two attempts with immediate timeout and reconnect enabled', function(done) {
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var manager = io.Manager({ reconnection: true, timeout: 0, reconnectionAttempts: 2, reconnectionDelay: 10 });
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var socket;
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var reconnects = 0;
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var reconnectCb = function() {
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reconnects++;
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};
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manager.on('reconnect_attempt', reconnectCb);
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manager.on('reconnect_failed', function failed() {
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expect(reconnects).to.be(2);
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socket.close();
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manager.close();
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done();
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});
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socket = manager.socket('/timeout');
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});
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it('should fire reconnect_* events on socket', function(done) {
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var manager = io.Manager({ reconnection: true, timeout: 0, reconnectionAttempts: 2, reconnectionDelay: 10 });
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var socket = manager.socket('/timeout_socket');
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var reconnects = 0;
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var reconnectCb = function(attempts) {
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reconnects++;
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expect(attempts).to.be(reconnects);
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};
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socket.on('reconnect_attempt', reconnectCb);
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socket.on('reconnect_failed', function failed() {
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expect(reconnects).to.be(2);
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socket.close();
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manager.close();
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done();
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});
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});
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it('should fire error on socket', function(done) {
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var manager = io.Manager({ reconnection: true });
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var socket = manager.socket('/timeout_socket');
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socket.on('error', function(data) {
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expect(data.code).to.be('test');
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socket.close();
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manager.close();
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done();
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});
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socket.on('connect', function() {
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manager.engine.onPacket({ type: 'error', data: 'test' });
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});
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});
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it('should fire reconnecting (on socket) with attempts number when reconnecting twice', function(done) {
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var manager = io.Manager({ reconnection: true, timeout: 0, reconnectionAttempts: 2, reconnectionDelay: 10 });
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var socket = manager.socket('/timeout_socket');
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var reconnects = 0;
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var reconnectCb = function(attempts) {
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reconnects++;
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expect(attempts).to.be(reconnects);
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};
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socket.on('reconnecting', reconnectCb);
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socket.on('reconnect_failed', function failed() {
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expect(reconnects).to.be(2);
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socket.close();
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manager.close();
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done();
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});
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});
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it('should not try to reconnect and should form a connection when connecting to correct port with default timeout', function(done) {
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var manager = io.Manager({ reconnection: true, reconnectionDelay: 10 });
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var cb = function() {
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socket.close();
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expect().fail();
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};
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manager.on('reconnect_attempt', cb);
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var socket = manager.socket('/valid');
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socket.on('connect', function(){
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// set a timeout to let reconnection possibly fire
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setTimeout(function() {
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socket.close();
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manager.close();
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done();
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}, 1000);
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});
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});
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// Ignore incorrect connection test for old IE due to no support for
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// `script.onerror` (see: http://requirejs.org/docs/api.html#ieloadfail)
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if (!global.document || hasCORS) {
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it('should try to reconnect twice and fail when requested two attempts with incorrect address and reconnect enabled', function(done) {
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var manager = io.Manager('http://localhost:3940', { reconnection: true, reconnectionAttempts: 2, reconnectionDelay: 10 });
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var socket = manager.socket('/asd');
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var reconnects = 0;
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var cb = function() {
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reconnects++;
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};
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manager.on('reconnect_attempt', cb);
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manager.on('reconnect_failed', function() {
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expect(reconnects).to.be(2);
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socket.disconnect();
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manager.close();
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done();
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});
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});
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it('should not try to reconnect with incorrect port when reconnection disabled', function(done) {
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var manager = io.Manager('http://localhost:9823', { reconnection: false });
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var cb = function() {
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socket.close();
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expect().fail();
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};
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manager.on('reconnect_attempt', cb);
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manager.on('connect_error', function(){
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// set a timeout to let reconnection possibly fire
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setTimeout(function() {
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socket.disconnect();
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manager.close();
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done();
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}, 1000);
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});
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var socket = manager.socket('/invalid');
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});
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}
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it('should emit date as string', function(done){
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var socket = io({ forceNew: true });
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socket.on('takeDate', function(data) {
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socket.close();
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expect(data).to.be.a('string');
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done();
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});
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socket.emit('getDate');
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});
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it('should emit date in object', function(done){
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var socket = io({ forceNew: true });
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socket.on('takeDateObj', function(data) {
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socket.close();
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expect(data).to.be.an('object');
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expect(data.date).to.be.a('string');
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done();
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});
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socket.emit('getDateObj');
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});
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if (!global.Blob && !global.ArrayBuffer) {
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it('should get base64 data as a last resort', function(done) {
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var socket = io({ forceNew: true });
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socket.on('takebin', function(a) {
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socket.disconnect();
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expect(a.base64).to.be(true);
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expect(a.data).to.eql('YXNkZmFzZGY=');
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done();
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});
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socket.emit('getbin');
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});
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}
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if (global.ArrayBuffer) {
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var base64 = require('base64-arraybuffer');
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it('should get binary data (as an ArrayBuffer)', function(done){
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var socket = io({ forceNew: true });
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socket.emit('doge');
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socket.on('doge', function(buffer){
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expect(buffer instanceof ArrayBuffer).to.be(true);
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socket.disconnect();
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done();
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});
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});
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it('should send binary data (as an ArrayBuffer)', function(done){
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var socket = io({ forceNew: true });
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socket.on('buffack', function(){
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socket.disconnect();
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done();
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});
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var buf = base64.decode('asdfasdf');
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socket.emit('buffa', buf);
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});
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it('should send binary data (as an ArrayBuffer) mixed with json', function(done) {
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var socket = io({ forceNew: true });
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socket.on('jsonbuff-ack', function() {
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socket.disconnect();
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done();
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});
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var buf = base64.decode('howdy');
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socket.emit('jsonbuff', {hello: 'lol', message: buf, goodbye: 'gotcha'});
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});
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it('should send events with ArrayBuffers in the correct order', function(done) {
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var socket = io({ forceNew: true });
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socket.on('abuff2-ack', function() {
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socket.disconnect();
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done();
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});
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var buf = base64.decode('abuff1');
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socket.emit('abuff1', buf);
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socket.emit('abuff2', 'please arrive second');
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});
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}
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if (global.Blob && null != textBlobBuilder('xxx')) {
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it('should send binary data (as a Blob)', function(done){
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var socket = io({ forceNew: true });
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socket.on('back', function(){
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socket.disconnect();
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done();
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});
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var blob = textBlobBuilder('hello world');
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socket.emit('blob', blob);
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});
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it('should send binary data (as a Blob) mixed with json', function(done) {
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var socket = io({ forceNew: true });
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socket.on('jsonblob-ack', function() {
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socket.disconnect();
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done();
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});
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var blob = textBlobBuilder('EEEEEEEEE');
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socket.emit('jsonblob', {hello: 'lol', message: blob, goodbye: 'gotcha'});
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});
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it('should send events with Blobs in the correct order', function(done) {
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var socket = io({ forceNew: true });
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socket.on('blob3-ack', function() {
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socket.disconnect();
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done();
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});
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var blob = textBlobBuilder('BLOBBLOB');
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socket.emit('blob1', blob);
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socket.emit('blob2', 'second');
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socket.emit('blob3', blob);
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});
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}
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});
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