test fixup

test/commands/flushdb.spec.js

@@ -1,69 +1,69 @@
 'use strict'
 
-var assert = require('assert')
-var config = require('../lib/config')
-var helper = require('../helper')
-var redis = config.redis
-var uuid = require('uuid')
+const assert = require('assert')
+const config = require('../lib/config')
+const helper = require('../helper')
+const redis = config.redis
+const uuid = require('uuid')
 
-describe('The \'flushdb\' method', function () {
-  helper.allTests(function (ip, args) {
-    describe('using ' + ip, function () {
-      var key, key2
+describe('The \'flushdb\' method', () => {
+  helper.allTests((ip, args) => {
+    describe(`using ${ip}`, () => {
+      let key, key2
 
-      beforeEach(function () {
+      beforeEach(() => {
         key = uuid.v4()
         key2 = uuid.v4()
       })
 
-      describe('when not connected', function () {
-        var client
+      describe('when not connected', () => {
+        let client
 
-        beforeEach(function (done) {
+        beforeEach((done) => {
           client = redis.createClient.apply(null, args)
-          client.once('ready', function () {
+          client.once('ready', () => {
             client.quit()
           })
           client.on('end', done)
         })
 
-        it('reports an error', function (done) {
-          client.flushdb(function (err, res) {
+        it('reports an error', (done) => {
+          client.flushdb((err, res) => {
             assert(err.message.match(/The connection is already closed/))
             done()
           })
         })
       })
 
-      describe('when connected', function () {
-        var client
+      describe('when connected', () => {
+        let client
 
-        beforeEach(function (done) {
+        beforeEach((done) => {
           client = redis.createClient.apply(null, args)
-          client.once('ready', function () {
+          client.once('ready', () => {
             done()
           })
         })
 
-        afterEach(function () {
+        afterEach(() => {
           client.end(true)
         })
 
-        describe('when there is data in Redis', function () {
-          beforeEach(function (done) {
+        describe('when there is data in Redis', () => {
+          beforeEach((done) => {
             client.mset(key, uuid.v4(), key2, uuid.v4(), helper.isNotError())
-            client.dbsize([], function (err, res) {
+            client.dbsize([], (err, res) => {
               helper.isType.positiveNumber()(err, res)
               assert.strictEqual(res, 2, 'Two keys should have been inserted')
               done()
             })
           })
 
-          it('deletes all the keys', function (done) {
-            client.flushdb(function (err, res) {
+          it('deletes all the keys', (done) => {
+            client.flushdb((err, res) => {
               assert.strictEqual(err, null)
               assert.strictEqual(res, 'OK')
-              client.mget(key, key2, function (err, res) {
+              client.mget(key, key2, (err, res) => {
                 assert.strictEqual(null, err, 'Unexpected error returned')
                 assert.strictEqual(true, Array.isArray(res), 'Results object should be an array.')
                 assert.strictEqual(2, res.length, 'Results array should have length 2.')
@@ -74,16 +74,16 @@ describe('The \'flushdb\' method', function () {
             })
           })
 
-          it('results in a db size of zero', function (done) {
-            client.flushdb(function (err, res) {
+          it('results in a db size of zero', (done) => {
+            client.flushdb((err, res) => {
               assert.strictEqual(err, null)
               client.dbsize([], helper.isNumber(0, done))
             })
           })
 
-          it('results in a db size of zero without a callback', function (done) {
+          it('results in a db size of zero without a callback', (done) => {
             client.flushdb()
-            setTimeout(function () {
+            setTimeout(() => {
               client.dbsize(helper.isNumber(0, done))
             }, 25)
           })