update smartipc internal code

test/test.ts

@@ -1,4 +1,5 @@
 import 'typings-test'
+import { expect } from 'smartchai'
 
 import * as smartipc from '../dist/index'
 
@@ -6,41 +7,48 @@ let testThreadFunction: smartipc.ThreadFunction
 let testThread: smartipc.Thread
 let testPool: smartipc.Pool
 
-describe('smartipc',function(){
-    it('should create an instance of ThreadFunction',function(){
-        testThreadFunction = new smartipc.ThreadFunction((input, done) => {
-            let url = require('url')
-            done(url.parse(input))
-        })
-        testThreadFunction.send('https://google.com').then(message => {
-            console.log(message)
-            testThreadFunction.kill()
-        })
+describe('smartipc', function () {
+  it('should create an instance of ThreadFunction', function () {
+    testThreadFunction = new smartipc.ThreadFunction((input, done) => {
+      let url = require('url')
+      done(url.parse(input))
     })
-    it('should create an instance of Thread',function(){
-        smartipc.setWorkerBasePath(__dirname)
-        testThread = new smartipc.Thread('child.js')
-        testThread.send('https://google.com').then(message => {
-            console.log(message)
-            testThread.kill()
-        })
+    testThreadFunction.send('https://google.com').then(message => {
+      console.log(message)
+      testThreadFunction.kill()
     })
+  })
+  it('should create an instance of Thread', function () {
+    smartipc.setWorkerBasePath(__dirname)
+    testThread = new smartipc.Thread('child.js')
+    testThread.send('https://google.com').then(message => {
+      console.log(message)
+      testThread.kill()
+    })
+  })
 
-    it('should not spawn when nothing is sent',function(){
-        smartipc.setWorkerBasePath(__dirname)
-        let testThread = new smartipc.Thread('child.js')
-    })
+  it('should not spawn when nothing is sent', function () {
+    smartipc.setWorkerBasePath(__dirname)
+    let testThread = new smartipc.Thread('child.js')
+  })
 
-    it('should run in a Pool', function() {
-        let testPool = new smartipc.Pool()
-        let testThread = new smartipc.Thread('child.js')
-        testThread.assignToPool(testPool)
-        testThread.send('what').then(message => {
-            console.log(message)
-            testThread.send('another').then(message => {
-                console.log(message)
-                testThread.assignedPool.pool.killAll()
-            })
-        })
+  it('should run in a Pool', function () {
+    let testPool = new smartipc.Pool()
+    let testThread = new smartipc.Thread('child.js')
+    testThread.assignToPool(testPool)
+    return testThread.send('what').then(message => {
+      console.log(message)
+      return testThread.send('another').then(message => {
+        console.log(message)
+        testThread.assignedPool.pool.killAll()
+      })
     })
+  })
+
+  it('should once', function () {
+    let testThread = new smartipc.Thread('child.js')
+    return testThread.sendOnce('what').then(message => {
+      expect(message).to.equal('what')
+    })
+  })
 })