Add some initial tests

This commit is contained in:
Nicholas O'Leary 2013-10-20 21:42:01 +01:00
parent c4f30a6111
commit f80cbf729a
3 changed files with 191 additions and 21 deletions

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@ -1,23 +1,36 @@
{
"name": "node-red",
"version": "0.2.0",
"description": "A visual tool for wiring the Internet of Things",
"homepage": "http://nodered.org",
"scripts": {
"start": "node red.js"
},
"main": "red/red.js",
"author": "Nick O'Leary",
"contributors": [ {"name": "Dave Conway-Jones"} ],
"keywords": ["editor", "messaging", "iot", "m2m", "pi", "arduino", "beaglebone", "ibm"],
"license": "Apache",
"dependencies": {
"express": "3.x",
"mqtt": "*",
"ws": "*",
"mustache": "*",
"cron":"*"
},
"engines": { "node": ">=0.8" },
"repository": {"type":"git","url":"https://github.com/node-red/node-red.git"}
"name" : "node-red",
"version" : "0.2.0",
"description" : "A visual tool for wiring the Internet of Things",
"homepage" : "http://nodered.org",
"license" : "Apache",
"repository" : {
"type":"git",
"url":"https://github.com/node-red/node-red.git"
},
"main" : "red/red.js",
"scripts" : {
"start": "node red.js"
},
"contributors": [
{"name": "Nick O'Leary"}
{"name": "Dave Conway-Jones"}
],
"keywords": [
"editor", "messaging", "iot", "m2m", "pi", "arduino", "beaglebone", "ibm
],
"dependencies": {
"express": "3.x",
"mqtt": "~0.3.3",
"ws": "~0.4.31",
"mustache": "~0.7.2",
"cron":"1.x"
},
"devDependencies": {
"mocha": "~1.12.0",
"should": "~1.2.2"
},
"engines": {
"node": ">=0.8"
}
}

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var should = require("should");
var RedNodes = require("../red/nodes.js");
var RedNode = RedNodes.Node;
describe('NodeRegistry', function() {
it('automatically registers new nodes',function() {
should.not.exist(RedNodes.getNode('123'));
var n = new RedNode({id:'123',type:'abc'});
should.strictEqual(n,RedNodes.getNode('123'));
});
})

143
test/node_spec.js Normal file
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var should = require("should");
var RedNodes = require("../red/nodes.js");
var RedNode = RedNodes.Node;
describe('Node', function() {
describe('#constructor',function() {
it('is called with an id and a type',function() {
var n = new RedNode({id:'123',type:'abc'});
n.should.have.property('id','123');
n.should.have.property('type','abc');
n.should.not.have.property('name');
n.wires.should.be.empty;
});
it('is called with an id, a type and a name',function() {
var n = new RedNode({id:'123',type:'abc',name:'barney'});
n.should.have.property('id','123');
n.should.have.property('type','abc');
n.should.have.property('name','barney');
n.wires.should.be.empty;
});
it('is called with an id, a type and some wires',function() {
var n = new RedNode({id:'123',type:'abc',wires:['123','456']});
n.should.have.property('id','123');
n.should.have.property('type','abc');
n.should.not.have.property('name');
n.wires.should.have.a.length(2);
});
});
describe('#close', function() {
it('emits close event when closed',function(done) {
var n = new RedNode({id:'123',type:'abc'});
n.on('close',done);
n.close();
});
});
describe('#receive', function() {
it('emits input event when called', function(done) {
var n = new RedNode({id:'123',type:'abc'});
var message = {payload:"hello world"};
n.on('input',function(msg) {
should.deepEqual(msg,message);
done();
});
n.receive(message);
});
});
describe('#send', function() {
it('emits a single message', function(done) {
var n1 = new RedNode({id:'n1',type:'abc',wires:[['n2']]});
var n2 = new RedNode({id:'n2',type:'abc'});
var message = {payload:"hello world"};
n2.on('input',function(msg) {
// msg equals message, but is a new copy
should.deepEqual(msg,message);
should.notStrictEqual(msg,message);
done();
});
n1.send(message);
});
it('emits multiple messages on a single output', function(done) {
var n1 = new RedNode({id:'n1',type:'abc',wires:[['n2']]});
var n2 = new RedNode({id:'n2',type:'abc'});
var messages = [
{payload:"hello world"},
{payload:"hello world again"}
];
var rcvdCount = 0;
n2.on('input',function(msg) {
should.deepEqual(msg,messages[rcvdCount]);
should.notStrictEqual(msg,messages[rcvdCount]);
rcvdCount += 1;
if (rcvdCount == 2) {
done();
}
});
n1.send([messages]);
});
it('emits messages to multiple outputs', function(done) {
var n1 = new RedNode({id:'n1',type:'abc',wires:[['n2'],['n3'],['n4','n5']]});
var n2 = new RedNode({id:'n2',type:'abc'});
var n3 = new RedNode({id:'n3',type:'abc'});
var n4 = new RedNode({id:'n4',type:'abc'});
var n5 = new RedNode({id:'n5',type:'abc'});
var messages = [
{payload:"hello world"},
null,
{payload:"hello world again"}
];
var rcvdCount = 0;
n2.on('input',function(msg) {
should.deepEqual(msg,messages[0]);
should.notStrictEqual(msg,messages[0]);
rcvdCount += 1;
if (rcvdCount == 3) {
done();
}
});
n3.on('input',function(msg) {
should.fail(null,null,"unexpected message");
});
n4.on('input',function(msg) {
should.deepEqual(msg,messages[2]);
should.notStrictEqual(msg,messages[2]);
rcvdCount += 1;
if (rcvdCount == 3) {
done();
}
});
n5.on('input',function(msg) {
should.deepEqual(msg,messages[2]);
should.notStrictEqual(msg,messages[2]);
rcvdCount += 1;
if (rcvdCount == 3) {
done();
}
});
n1.send(messages);
});
});
});