test: refactor test-dgram-bind-default-address

- changes var to const/let - changes assert.equal to assert.strictEqual PR-URL: #9947 Reviewed-By: Colin Ihrig <[email protected]> Reviewed-By: Anna Henningsen <[email protected]> Reviewed-By: James M Snell <[email protected]>

Author: mbchoa

test/parallel/test-dgram-bind-default-address.js

@@ -1,7 +1,7 @@
 'use strict';
-varcommon=require('../common');
-varassert=require('assert');
-vardgram=require('dgram');
+constcommon=require('../common');
+constassert=require('assert');
+constdgram=require('dgram');
 
 // skip test in FreeBSD jails since 0.0.0.0 will resolve to default interface
 if(common.inFreeBSDJail){
@@ -13,7 +13,7 @@ dgram.createSocket('udp4').bind(0, common.mustCall(function(){
 assert.strictEqual(typeofthis.address().port,'number');
 assert.ok(isFinite(this.address().port));
 assert.ok(this.address().port>0);
-assert.equal(this.address().address,'0.0.0.0');
+assert.strictEqual(this.address().address,'0.0.0.0');
 this.close();
 }));
 
@@ -26,9 +26,9 @@ dgram.createSocket('udp6').bind(0, common.mustCall(function(){
 assert.strictEqual(typeofthis.address().port,'number');
 assert.ok(isFinite(this.address().port));
 assert.ok(this.address().port>0);
-varaddress=this.address().address;
+letaddress=this.address().address;
 if(address==='::ffff:0.0.0.0')
 address='::';
-assert.equal(address,'::');
+assert.strictEqual(address,'::');
 this.close();
 }));