don't start the ipfs node in tests

exoInterface.js

@@ -157,8 +157,8 @@ module.exports = class ExoInterface extends EventEmitter {
    * @param {Message} message - the message
    */
   async send (portRef, message) {
-    if (!this.ports.isValid(portRef)) {
-      throw new Error('invalid port')
+    if (!this.ports.isBound(portRef)) {
+      throw new Error('cannot send message with an unbound port')
     }
 
     // set the port that the message came from

port.js

@@ -4,9 +4,10 @@ module.exports = class Port {
    * @property {Interger} ticks - the last know number of ticks the
    * corrisponding container is at
    */
-  constructor () {
+  constructor (name) {
     this._queue = []
     this.ticks = 0
+    this.name = name
   }
 
   /**

portManager.js

@@ -63,7 +63,7 @@ module.exports = class PortManager {
   }
 
   _bindRef (portRef, name) {
-    const port = new Port()
+    const port = new Port(name)
     this._portMap.set(portRef, port)
   }
 
@@ -98,19 +98,20 @@ module.exports = class PortManager {
   /**
    * deletes a port given its name
    * @param {String} name
+   * @returns {boolean} whether or not the port was deleted
    */
   delete (name) {
     const port = this.ports[name]
     delete this.ports[name]
-    this._portMap.delete(port)
+    return this._portMap.delete(port)
   }
 
   /**
    * check if a port object is still valid
    * @param {Object} port
    * @return {Boolean}
    */
-  isValid (port) {
+  isBound (port) {
     return this._portMap.has(port)
   }
 
@@ -140,12 +141,13 @@ module.exports = class PortManager {
   /**
    * creates a new Port given the container type
    * @param {String} type
+   * @param {*} data - the data to populate the initail state with
    * @returns {Object} the newly created port
    */
-  create (type) {
+  create (type, data) {
     const Container = this.hypervisor._containerTypes[type]
     return this._createPortObject(type, {
-      '/': Container.createState()
+      '/': Container.createState(data)
     })
   }
 
@@ -184,7 +186,7 @@ module.exports = class PortManager {
    * @returns {Promise}
    */
   async getNextMessage (ports = [...this._portMap]) {
-    if (this._portMap.size) {
+    if (ports.length) {
       // find the oldest message
       const ticks = ports.map(([name, port]) => {
         return port.size ? port.ticks : this.exoInterface.ticks

tests/index.js

@@ -2,7 +2,9 @@ const tape = require('tape')
 const IPFS = require('ipfs')
 const Hypervisor = require('../')
 
-const node = new IPFS()
+const node = new IPFS({
+  start: false
+})
 
 class BaseContainer {
   constructor (kernel) {
@@ -17,17 +19,7 @@ class BaseContainer {
   }
 }
 
-node.on('error', err => {
-  console.log(err)
-})
-
-node.on('start', () => {
-  tape.onFinish(() => {
-    node.stop(() => {
-      process.exit()
-    })
-  })
-
+node.on('ready', () => {
   tape('basic', async t => {
     t.plan(2)
     let message