Refactor CLI and add tests

src/server/defaults.js

@@ -0,0 +1,41 @@
+var fs = require('fs')
+var express = require('express')
+var logger = require('morgan')
+var cors = require('cors')
+var errorhandler = require('errorhandler')
+
+var arr = []
+
+// Logger
+arr.push(logger('dev', {
+  skip: function (req, res) {
+    return process.env.NODE_ENV === 'test' ||
+      req.path === '/favicon.ico'
+  }
+}))
+
+// Enable CORS for all the requests, including static files
+arr.push(cors({ origin: true, credentials: true }))
+
+if (process.env.NODE_ENV === 'development') {
+  // only use in development
+  arr.push(errorhandler())
+}
+
+// Serve static files
+if (fs.existsSync(process.cwd() + '/public')) {
+  arr.push(express.static(process.cwd() + '/public'))
+} else {
+  arr.push(express.static(__dirname + '/public'))
+}
+
+// No cache for IE
+// https://support.microsoft.com/en-us/kb/234067
+arr.push(function (req, res, next) {
+  res.header('Cache-Control', 'no-cache')
+  res.header('Pragma', 'no-cache')
+  res.header('Expires', '-1')
+  next()
+})
+
+module.exports = arr