test fixup

test/commands/info.spec.js

@@ -1,50 +1,50 @@
 'use strict'
 
-var assert = require('assert')
-var config = require('../lib/config')
-var helper = require('../helper')
-var redis = config.redis
+const assert = require('assert')
+const config = require('../lib/config')
+const helper = require('../helper')
+const redis = config.redis
 
-describe('The \'info\' method', function () {
-  helper.allTests(function (ip, args) {
-    describe('using ' + ip, function () {
-      var client
+describe('The \'info\' method', () => {
+  helper.allTests((ip, args) => {
+    describe(`using ${ip}`, () => {
+      let client
 
-      beforeEach(function (done) {
+      beforeEach((done) => {
         client = redis.createClient.apply(null, args)
-        client.once('ready', function () {
+        client.once('ready', () => {
           client.flushall(done)
         })
       })
 
-      afterEach(function () {
+      afterEach(() => {
         client.end(true)
       })
 
-      it('update serverInfo after a info command', function (done) {
+      it('update serverInfo after a info command', (done) => {
         client.set('foo', 'bar')
         client.info()
-        client.select(2, function () {
+        client.select(2, () => {
           assert.strictEqual(client.serverInfo.db2, undefined)
         })
         client.set('foo', 'bar')
         client.info()
-        setTimeout(function () {
+        setTimeout(() => {
           assert.strictEqual(typeof client.serverInfo.db2, 'object')
           done()
         }, 30)
       })
 
-      it('works with optional section provided with and without callback', function (done) {
+      it('works with optional section provided with and without callback', (done) => {
         client.set('foo', 'bar')
         client.info('keyspace')
-        client.select(2, function () {
+        client.select(2, () => {
           assert.strictEqual(Object.keys(client.serverInfo).length, 2, 'Key length should be three')
           assert.strictEqual(typeof client.serverInfo.db0, 'object', 'db0 keyspace should be an object')
         })
         client.info(['keyspace'])
         client.set('foo', 'bar')
-        client.info('all', function (err, res) {
+        client.info('all', (err, res) => {
           assert.strictEqual(err, null)
           assert(Object.keys(client.serverInfo).length > 3, 'Key length should be way above three')
           assert.strictEqual(typeof client.serverInfo.redis_version, 'string')
@@ -53,20 +53,20 @@ describe('The \'info\' method', function () {
         })
       })
 
-      it('check redis v.2.4 support', function (done) {
-        var end = helper.callFuncAfter(done, 2)
+      it('check redis v.2.4 support', (done) => {
+        const end = helper.callFuncAfter(done, 2)
         client.internalSendCommand = function (commandObj) {
           assert.strictEqual(commandObj.args.length, 0)
           assert.strictEqual(commandObj.command, 'info')
           end()
         }
         client.info()
-        client.info(function () {})
+        client.info(() => {})
       })
 
-      it('emit error after a failure', function (done) {
+      it('emit error after a failure', (done) => {
         client.info()
-        client.once('error', function (err) {
+        client.once('error', (err) => {
           assert.strictEqual(err.code, 'UNCERTAIN_STATE')
           assert.strictEqual(err.command, 'INFO')
           done()