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Merge pull request #531 from dsundberg/websocket-unittest

Websocket unit tests
This commit is contained in:
Dave Conway-Jones 2015-01-15 17:18:34 +00:00
commit 2890575b3d

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/**
* Copyright 2014 IBM Corp.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
**/
var ws = require("ws");
var when = require("when");
var should = require("should");
var helper = require("../../helper.js");
var websocketNode = require("../../../../nodes/core/io/22-websocket.js");
var sockets = [];
function createClient(listenerid) {
return when.promise(function(resolve, reject) {
var node = helper.getNode(listenerid);
var url = helper.url().replace(/http/, "ws") + node.path;
var sock = new ws(url);
sockets.push(sock);
sock.on("open", function() {
resolve(sock);
});
sock.on("error", function(err) {
reject(err);
});
});
}
function closeAll() {
for(var i=0;i<sockets.length;i++) {
sockets[i].close();
}
sockets = [];
}
describe('websocket node', function() {
before(function(done) {
helper.startServer(done);
});
afterEach(function() {
closeAll();
helper.unload();
});
it('should be loaded, listener', function(done) {
var flow = [{id:"n1", type:"websocket-listener", path: "/ws" }];
helper.load(websocketNode, flow, function() {
var n1 = helper.getNode("n1");
n1.should.have.property("path", "/ws");
done();
});
});
it('should handle wholemsg property', function(done) {
var flow = [{id:"n1", type:"websocket-listener", path: "/ws" },
{id:"n2", type:"websocket-listener", wholemsg: "true", path: "/ws2" }];
helper.load(websocketNode, flow, function() {
var n1 = helper.getNode("n1");
n1.should.have.property("wholemsg", false);
var n2 = helper.getNode("n2");
n2.should.have.property("wholemsg", true);
done();
});
});
it('should create socket', function(done) {
var flow = [{id:"n1", type:"websocket-listener", path: "/ws" },
{id:"n2", server:"n1", type:"websocket in" }];
helper.load(websocketNode, flow, function() {
createClient("n1").then(function(sock) {
done();
});
});
});
it('should close socket on delete', function(done) {
var flow = [{id:"n1", type:"websocket-listener", path: "/ws" }];
helper.load(websocketNode, flow, function() {
createClient("n1").then(function(sock) {
sock.on("close", function(code, msg) {
done();
});
helper.clearFlows();
});
});
});
it('should receive data', function(done) {
var flow = [{id:"n1", type:"websocket-listener", path: "/ws" },
{id:"n2", server:"n1", type:"websocket in", wires: [["n3"]] },
{id:"n3", type: "helper"}];
helper.load(websocketNode, flow, function() {
var sock = createClient("n1").then(function(sock) {
var n3 = helper.getNode("n3");
n3.on("input", function(msg) {
msg.should.have.property("payload", "hello");
done();
});
sock.send("hello");
});
});
});
it('should receive wholemsg', function(done) {
var flow = [{id:"n1", type:"websocket-listener", wholemsg: "true", path: "/ws" },
{id:"n2", server:"n1", type:"websocket in", wires: [["n3"]] },
{id:"n3", type: "helper"}];
helper.load(websocketNode, flow, function() {
var sock = createClient("n1").then(function(sock) {
sock.send('{"text":"hello"}');
var n3 = helper.getNode("n3");
n3.on("input", function(msg) {
msg.should.have.property("text", "hello");
done();
});
});
});
});
it('should send', function(done) {
var flow = [{id:"n1", type:"websocket-listener", path: "/ws" },
{id:"n2", type:"helper", wires: [["n3"]] },
{id:"n3", server:"n1", type:"websocket out" }];
helper.load(websocketNode, flow, function() {
var sock = createClient("n1").then(function(sock) {
sock.on("message", function(msg, flags) {
msg.should.equal("hello");
done();
});
var n2 = helper.getNode("n2");
n2.send({payload: "hello"});
});
});
});
it('should send wholemsg', function(done) {
var flow = [{id:"n1", type:"websocket-listener", wholemsg: "true", path: "/ws" },
{id:"n2", type:"helper", wires: [["n3"]] },
{id:"n3", server:"n1", type:"websocket out" }];
helper.load(websocketNode, flow, function() {
var sock = createClient("n1").then(function(sock) {
sock.on("message", function(msg, flags) {
var jmsg = JSON.parse(msg);
jmsg.should.have.property("text", "hello");
done();
});
var n2 = helper.getNode("n2");
n2.send({text: "hello"});
});
});
});
it('should echo', function(done) {
var flow = [{id:"n1", type:"websocket-listener", path: "/ws" },
{id:"n2", server:"n1", type:"websocket in", wires: [["n3"]] },
{id:"n3", server:"n1", type:"websocket out" }];
helper.load(websocketNode, flow, function() {
var sock = createClient("n1").then(function(sock) {
sock.on("message", function(msg, flags) {
msg.should.equal("hello");
done();
});
sock.send("hello");
});
});
});
it('should echo wholemsg', function(done) {
var flow = [{id:"n1", type:"websocket-listener", wholemsg: "true", path: "/ws" },
{id:"n2", server:"n1", type:"websocket in", wires: [["n3"]] },
{id:"n3", server:"n1", type:"websocket out" }];
helper.load(websocketNode, flow, function() {
var sock = createClient("n1").then(function(sock) {
sock.on("message", function(msg, flags) {
var jmsg = JSON.parse(msg);
jmsg.should.have.property("text","hello");
done();
});
sock.send('{"text":"hello"}');
});
});
});
it('should broadcast', function(done) {
var flow = [{id:"n1", type:"websocket-listener", path: "/ws" },
{id:"n2", server:"n1", type:"websocket out" },
{id:"n3", type: "helper", wires: [["n2"]]}
];
helper.load(websocketNode, flow, function() {
var def1 = when.defer(), def2 = when.defer();
when.all([createClient("n1"), createClient("n1")]).then(function(socks){
socks[0].on("message", function(msg, flags) {
msg.should.equal("hello");
def1.resolve();
});
socks[1].on("message", function(msg, flags) {
msg.should.equal("hello");
def2.resolve();
});
var n3 = helper.getNode("n3");
n3.send({payload:"hello"});
});
when.all([def1.promise, def2.promise]).then(function(){
done();
});
});
});
});