1 | var assert = require('assert');
|
2 | var util = require('util');
|
3 | var EventEmitter = require('events').EventEmitter;
|
4 |
|
5 | var EventSocket = require('../lib/event_socket');
|
6 |
|
7 | var Ws = function() {
|
8 | EventEmitter.call(this)
|
9 | };
|
10 | util.inherits(Ws, EventEmitter);
|
11 | Ws.prototype.send = function(data, options, cb) {
|
12 | this.emit('onsend', data, options, cb);
|
13 | };
|
14 |
|
15 |
|
16 |
|
17 | describe('EventSocket', function() {
|
18 |
|
19 | it('it should initialization with topic set', function() {
|
20 | var ws = new Ws();
|
21 | var client = new EventSocket(ws, { topic: 'some-topic' });
|
22 | assert.equal(client.query[0].topic, 'some-topic');
|
23 | });
|
24 |
|
25 | it('EventSocket.send should pass data/options/callback to ws send', function(done) {
|
26 | var ws = new Ws();
|
27 | var client = new EventSocket(ws, 'some-topic');
|
28 |
|
29 | ws.on('onsend', function(data, options, cb) {
|
30 | assert.equal(data, 'somedata');
|
31 | assert.deepEqual(options, {opt: 1});
|
32 | assert.equal(cb, callback);
|
33 | done();
|
34 | });
|
35 |
|
36 | var callback = function() {};
|
37 | client.send('sometopic', 'somedata', {opt: 1}, callback);
|
38 | });
|
39 |
|
40 | it('websocket error event should trigger close on EventSocket', function(done) {
|
41 | var ws = new Ws();
|
42 | var client = new EventSocket(ws, 'some-topic');
|
43 | var triggered = false;
|
44 |
|
45 | client.on('close', function(){
|
46 | triggered = true;
|
47 | });
|
48 | ws.emit('error', new Error('some error'));
|
49 | setTimeout(function(){
|
50 | assert(triggered);
|
51 | done();
|
52 | },1);
|
53 | });
|
54 |
|
55 | it('websocket close event should trigger close on EventSocket', function(done) {
|
56 | var ws = new Ws();
|
57 | var client = new EventSocket(ws, 'some-topic');
|
58 | var triggered = false;
|
59 |
|
60 | client.on('close', function(){
|
61 | triggered = true;
|
62 | });
|
63 | ws.emit('close');
|
64 | setTimeout(function(){
|
65 | assert(triggered);
|
66 | done();
|
67 | },1);
|
68 | });
|
69 |
|
70 | it('should init parser if passed streaming flag', function() {
|
71 | var ws = new Ws();
|
72 | var client = new EventSocket(ws, 'some-topic', { streamEnabled: true });
|
73 | assert(client._parser)
|
74 | })
|
75 |
|
76 | it('should pass filterMultiple flag to EventSocket', function() {
|
77 | var ws = new Ws();
|
78 | var client = new EventSocket(ws, 'some-topic', { filterMultiple: true });
|
79 | assert(client.filterMultiple, true);
|
80 | })
|
81 |
|
82 | it('should emit subscribe event when subscribe message is parsed', function(done) {
|
83 | var ws = new Ws();
|
84 | var client = new EventSocket(ws, 'some-topic', { streamEnabled: true });
|
85 | client.on('subscribe', function(subscription) {
|
86 | assert(subscription.subscriptionId);
|
87 | assert(subscription.topic);
|
88 | assert.equal(subscription.limit, 10);
|
89 | done();
|
90 | })
|
91 |
|
92 | var msg = { type: 'subscribe', topic: 'Detroit/led/1234/state', limit: 10};
|
93 | ws.emit('message', new Buffer(JSON.stringify(msg)));
|
94 | })
|
95 |
|
96 | });
|