Merge pull request libp2p#5 from Dignifiedquire/tests

[WIP] More tests

Author: daviddias

.travis.yml

@@ -0,0 +1,14 @@
+sudo: false
+language: node_js
+node_js:
+  - "iojs"
+  - "0.12"
+  - "0.10"
+
+# Make sure we have new NPM.
+before_install:
+  - npm install -g npm
+
+script:
+  - npm run lint
+  - npm test

README.md

@@ -1,7 +1,7 @@
 ipfs-swarm Node.js implementation
 =================================
 
-[![](https://img.shields.io/badge/made%20by-Protocol%20Labs-blue.svg?style=flat-square)](http://ipn.io) [![](https://img.shields.io/badge/project-IPFS-blue.svg?style=flat-square)](http://ipfs.io/) [![](https://img.shields.io/badge/freenode-%23ipfs-blue.svg?style=flat-square)](http://webchat.freenode.net/?channels=%23ipfs)
+[![](https://img.shields.io/badge/made%20by-Protocol%20Labs-blue.svg?style=flat-square)](http://ipn.io) [![](https://img.shields.io/badge/project-IPFS-blue.svg?style=flat-square)](http://ipfs.io/) [![](https://img.shields.io/badge/freenode-%23ipfs-blue.svg?style=flat-square)](http://webchat.freenode.net/?channels=%23ipfs) [![Build Status](https://img.shields.io/travis/diasdavid/node-ipfs-swarm/master.svg?style=flat-square)](https://travis-ci.org/diasdavid/node-ipfs-swarm)
 
 > IPFS swarm implementation in Node.js
 

package.json

@@ -7,7 +7,7 @@
     "test": "./node_modules/.bin/lab tests/*-test.js",
     "coverage": "./node_modules/.bin/lab -t 100 tests/*-test.js",
     "codestyle": "./node_modules/.bin/standard --format",
-    "lint": "jshint .",
+    "lint": "./node_modules/.bin/standard",
     "validate": "npm ls"
   },
   "repository": {
@@ -31,6 +31,7 @@
     "code": "^1.4.1",
     "lab": "^5.13.0",
     "precommit-hook": "^3.0.0",
+    "sinon": "^1.15.4",
     "standard": "^4.5.2",
     "stream-pair": "^1.0.3"
   },

src/swarm.js

@@ -20,7 +20,7 @@ function Swarm () {
 
   self.port = parseInt(process.env.IPFS_SWARM_PORT, 10) || 4001
   self.connections = {} // {peerIdB58: {conn: <>, socket: <>}
-  self.handles = []
+  self.handles = {}
 
   // set the listener
 
@@ -140,7 +140,7 @@ function Swarm () {
     if (self.handles[protocol]) {
       return handlerFunc(new Error('Handle for protocol already exists', protocol))
     }
-    self.handles.push({ protocol: protocol, func: handlerFunc })
+    self.handles[protocol] = handlerFunc
     log.info('Registered handler for protocol:', protocol)
   }
 
@@ -150,9 +150,9 @@ function Swarm () {
     if (number === 0) { cb() }
     var c = new Counter(number, cb)
 
-    keys.map(function (key) {
-      c.hit()
+    keys.forEach(function (key) {
       self.connections[key].conn.end()
+      c.hit()
     })
   }
 
@@ -165,8 +165,8 @@ function Swarm () {
     errorUp(self, stream)
     var msH = new Select()
     msH.handle(stream)
-    self.handles.forEach(function (handle) {
-      msH.addHandler(handle.protocol, handle.func)
+    Object.keys(self.handles).forEach(function (protocol) {
+      msH.addHandler(protocol, self.handles[protocol])
     })
   }
 

tests/swarm-test.js

@@ -1,5 +1,6 @@
 var Lab = require('lab')
 var Code = require('code')
+var sinon = require('sinon')
 var lab = exports.lab = Lab.script()
 
 var experiment = lab.experiment
@@ -42,6 +43,64 @@ afterEach(function (done) {
   done()
 })
 
+experiment('BASICS', function () {
+  experiment('Swarm', function () {
+    test('enforces instantiation with new', function (done) {
+      expect(function () {
+        Swarm()
+      }).to.throw('Swarm must be called with new')
+      done()
+    })
+
+    test('parses $IPFS_SWARM_PORT', function (done) {
+      process.env.IPFS_SWARM_PORT = 1111
+      var swarm = new Swarm()
+      expect(swarm.port).to.be.equal(1111)
+      process.env.IPFS_SWARM_PORT = undefined
+      done()
+    })
+  })
+
+  experiment('Swarm.listen', function (done) {
+    test('handles missing port', function (done) {
+      var swarm = new Swarm()
+      swarm.listen(done)
+    })
+
+    test('handles passed in port', function (done) {
+      var swarm = new Swarm()
+      swarm.listen(1234)
+      expect(swarm.port).to.be.equal(1234)
+      done()
+    })
+  })
+
+  experiment('Swarm.registerHandler', function () {
+    test('throws when registering a protcol handler twice', function (done) {
+      var swarm = new Swarm()
+      swarm.registerHandler('/sparkles/1.1.1', function () {})
+      swarm.registerHandler('/sparkles/1.1.1', function (err) {
+        expect(err).to.be.an.instanceOf(Error)
+        expect(err.message).to.be.equal('Handle for protocol already exists')
+        done()
+      })
+    })
+  })
+
+  experiment('Swarm.closeConns', function () {
+    test('calls end on all connections', function (done) {
+      swarmA.openConnection(peerB, function () {
+        var key = Object.keys(swarmA.connections)[0]
+        sinon.spy(swarmA.connections[key].conn, 'end')
+        swarmA.closeConns(function () {
+          expect(swarmA.connections[key].conn.end.called).to.be.equal(true)
+          done()
+        })
+      })
+    })
+  })
+})
+
 experiment('BASE', function () {
   test('Open a stream', function (done) {
     var protocol = '/sparkles/3.3.3'