test: var variables to const in zlib

Changes in test-zlib-from-string is because var->const
pushed us over the max char limit per line.

PR-URL: https://github.com/nodejs/node/pull/8627
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Michael Dawson <michael_dawson@ca.ibm.com>
Reviewed-By: targos - Michaël Zasso <mic.besace@gmail.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>

1 files changed, 4 insertions, 4 deletions

diff --git a/test/parallel/test-zlib-convenience-methods.js b/test/parallel/test-zlib-convenience-methods.js
index ccb3347266..3aac0142b5 100644
--- a/test/parallel/test-zlib-convenience-methods.js
+++ b/test/parallel/test-zlib-convenience-methods.js
@@ -2,13 +2,13 @@
 // test convenience methods with and without options supplied
 
 require('../common');
-var assert = require('assert');
-var zlib = require('zlib');
+const assert = require('assert');
+const zlib = require('zlib');
 
 var hadRun = 0;
 
-var expect = 'blahblahblahblahblahblah';
-var opts = {
+const expect = 'blahblahblahblahblahblah';
+const opts = {
   level: 9,
   chunkSize: 1024,
 };