test fixup

test/commands/hincrby.spec.js

@@ -1,36 +1,36 @@
 'use strict'
 
-var config = require('../lib/config')
-var helper = require('../helper')
-var redis = config.redis
+const config = require('../lib/config')
+const helper = require('../helper')
+const redis = config.redis
 
-describe('The \'hincrby\' method', function () {
-  helper.allTests(function (ip, args) {
-    describe('using ' + ip, function () {
-      var client
-      var hash = 'test hash'
+describe('The \'hincrby\' method', () => {
+  helper.allTests((ip, args) => {
+    describe(`using ${ip}`, () => {
+      let client
+      const hash = 'test hash'
 
-      beforeEach(function (done) {
+      beforeEach((done) => {
         client = redis.createClient.apply(null, args)
-        client.once('ready', function () {
+        client.once('ready', () => {
           client.flushdb(done)
         })
       })
 
-      it('increments a key that has already been set', function (done) {
-        var field = 'field 1'
+      it('increments a key that has already been set', (done) => {
+        const field = 'field 1'
 
         client.hset(hash, field, 33)
         client.hincrby(hash, field, 10, helper.isNumber(43, done))
       })
 
-      it('increments a key that has not been set', function (done) {
-        var field = 'field 2'
+      it('increments a key that has not been set', (done) => {
+        const field = 'field 2'
 
         client.hincrby(hash, field, 10, helper.isNumber(10, done))
       })
 
-      afterEach(function () {
+      afterEach(() => {
         client.end(true)
       })
     })