added redis as a service

Author: iolufemi

routes/index.js

@@ -9,7 +9,7 @@ var me = require('../package.json');
 var initialize = require('./initialize');
 var config = require('../config');
 var helmet = require('helmet');
-var client = require('redis').createClient(config.redisURL);
+var client = require('../services/database/redis');
 var limiter = require('express-limiter')(router, client);
 var _ = require('lodash');
 var bodyParser = require('body-parser');

services/database/mongo.js

@@ -13,7 +13,7 @@ var db = mongoose.connection;
 
 db.on('error', log.error);
 db.once('open', function() {
-  log.info('Database connection successful');
+  log.info('MongoDB database connection successful');
 });
 
 module.exports = mongoose;

services/database/redis.js

@@ -0,0 +1,14 @@
+"use strict";
+var redis = require('redis');
+var config = require('../../config');
+var log = require('../../services/logger');
+
+var client = redis.createClient(config.redisURL);
+
+client.on("error", log.error);
+
+client.on("connect", function() {
+    log.info('Redis database connection successful');
+});
+
+module.exports = client;

test/routes.js

@@ -13,45 +13,6 @@ var express = require('express');
 var app = express();
 app.use('/',router);
 
-// init
-
-// var res = {};
-// var req = {};
-
-// var nextChecker = false;    
-// var next = function(){
-//     if(arguments.length > 0){
-//         console.log(arguments[0]);
-//     }else{
-//         nextChecker = true;
-//     }
-
-//     return nextChecker;
-// };
-// res.json = function(data){
-//     return res;
-// };
-
-// res.status = function(status){
-//     return res;
-// };
-
-// var header = {};
-// res.set = function(key, value){
-//     header[key] = value;
-//     return header[key];
-// };
-// req.get = function(key){
-//     return header[key];
-// };
-
-// header.set = function(data){
-//     header.temp = data;
-//     return header.temp;
-// };
-
-// req.method = '';
-
 var agent = request.agent(app);
 
 describe('Test rate limiting', function(){

test/routes/index.js

@@ -56,11 +56,20 @@ req.method = '';
 
 // Testing database service
 
-var db = require('../../services/database/mongo');
+var mongodb = require('../../services/database/mongo');
 
 describe('#Database service test', function(){
     it('should exist as a function',function(done){
-        db.should.exist; /* jslint ignore:line */
+        mongodb.should.exist; /* jslint ignore:line */
+        done();
+    });
+});
+
+var redisdb = require('../../services/database/redis');
+
+describe('#Database service test', function(){
+    it('should exist as a function',function(done){
+        redisdb.should.exist; /* jslint ignore:line */
         done();
     });
 });