test fixup

test/commands/zscan.spec.js

@@ -1,18 +1,18 @@
 'use strict'
 
-var config = require('../lib/config')
-var helper = require('../helper')
-var assert = require('assert')
-var redis = config.redis
+const config = require('../lib/config')
+const helper = require('../helper')
+const assert = require('assert')
+const redis = config.redis
 
-describe('The \'zscan\' method', function () {
-  helper.allTests(function (ip, args) {
-    describe('using ' + ip, function () {
-      var client
+describe('The \'zscan\' 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.flushdb(done)
         })
       })
@@ -20,18 +20,18 @@ describe('The \'zscan\' method', function () {
       it('return values', function (done) {
         if (helper.redisProcess().spawnFailed()) this.skip()
         helper.serverVersionAtLeast.call(this, client, [2, 8, 0])
-        var hash = {}
-        var set = []
-        var zset = ['zset:1']
-        for (var i = 0; i < 500; i++) {
-          hash['key_' + i] = 'value_' + i
-          set.push('member_' + i)
-          zset.push(i, 'zMember_' + i)
+        const hash = {}
+        const set = []
+        const zset = ['zset:1']
+        for (let i = 0; i < 500; i++) {
+          hash[`key_${i}`] = `value_${i}`
+          set.push(`member_${i}`)
+          zset.push(i, `zMember_${i}`)
         }
         client.hmset('hash:1', hash)
         client.sadd('set:1', set)
         client.zadd(zset)
-        client.zscan('zset:1', 0, 'MATCH', '*', 'COUNT', 500, function (err, res) {
+        client.zscan('zset:1', 0, 'MATCH', '*', 'COUNT', 500, (err, res) => {
           assert(!err)
           assert.strictEqual(res.length, 2)
           assert.strictEqual(res[1].length, 1000)
@@ -39,7 +39,7 @@ describe('The \'zscan\' method', function () {
         })
       })
 
-      afterEach(function () {
+      afterEach(() => {
         client.end(true)
       })
     })