test: improve test-fs-read-stream.js

var -> const
assert.equal() -> assert.strictEqual()
PR-URL: #9629
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Michael Dawson <michael_dawson@ca.ibm.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: Gibson Fahnestock <gibfahn@gmail.com>
Reviewed-By: Franziska Hinkelmann <franziska.hinkelmann@gmail.com>

Author: jennabelle

test/parallel/test-fs-read-stream.js

@@ -1,11 +1,11 @@
 'use strict';
-varcommon=require('../common');
-varassert=require('assert');
+constcommon=require('../common');
+constassert=require('assert');
 
-varpath=require('path');
-varfs=require('fs');
-varfn=path.join(common.fixturesDir,'elipses.txt');
-varrangeFile=path.join(common.fixturesDir,'x.txt');
+constpath=require('path');
+constfs=require('fs');
+constfn=path.join(common.fixturesDir,'elipses.txt');
+constrangeFile=path.join(common.fixturesDir,'x.txt');
 
 varcallbacks={open: 0,end: 0,close: 0};
 
@@ -20,7 +20,7 @@ assert.strictEqual(file.bytesRead, 0);
 file.on('open',function(fd){
 file.length=0;
 callbacks.open++;
-assert.equal('number',typeoffd);
+assert.strictEqual('number',typeoffd);
 assert.strictEqual(file.bytesRead,0);
 assert.ok(file.readable);
 
@@ -67,12 +67,12 @@ file.on('close', function() {
 varfile3=fs.createReadStream(fn,{encoding: 'utf8'});
 file3.length=0;
 file3.on('data',function(data){
-assert.equal('string',typeofdata);
+assert.strictEqual('string',typeofdata);
 file3.length+=data.length;
 
 for(vari=0;i<data.length;i++){
 // http://www.fileformat.info/info/unicode/char/2026/index.htm
-assert.equal('\u2026',data[i]);
+assert.strictEqual('\u2026',data[i]);
 }
 });
 
@@ -81,11 +81,11 @@ file3.on('close', function() {
 });
 
 process.on('exit',function(){
-assert.equal(1,callbacks.open);
-assert.equal(1,callbacks.end);
-assert.equal(2,callbacks.close);
-assert.equal(30000,file.length);
-assert.equal(10000,file3.length);
+assert.strictEqual(1,callbacks.open);
+assert.strictEqual(1,callbacks.end);
+assert.strictEqual(2,callbacks.close);
+assert.strictEqual(30000,file.length);
+assert.strictEqual(10000,file3.length);
 console.error('ok');
 });
 
@@ -95,7 +95,7 @@ file4.on('data', function(data) {
 contentRead+=data.toString('utf-8');
 });
 file4.on('end',function(data){
-assert.equal(contentRead,'yz');
+assert.strictEqual(contentRead,'yz');
 });
 
 varfile5=fs.createReadStream(rangeFile,{bufferSize: 1,start: 1});
@@ -104,7 +104,7 @@ file5.on('data', function(data) {
 file5.data+=data.toString('utf-8');
 });
 file5.on('end',function(){
-assert.equal(file5.data,'yz\n');
+assert.strictEqual(file5.data,'yz\n');
 });
 
 // https://github.com/joyent/node/issues/2320
@@ -114,7 +114,7 @@ file6.on('data', function(data) {
 file6.data+=data.toString('utf-8');
 });
 file6.on('end',function(){
-assert.equal(file6.data,'yz\n');
+assert.strictEqual(file6.data,'yz\n');
 });
 
 assert.throws(function(){
@@ -129,7 +129,7 @@ stream.on('data', function(chunk) {
 });
 
 stream.on('end',function(){
-assert.equal('x',stream.data);
+assert.strictEqual('x',stream.data);
 });
 
 // pause and then resume immediately.
@@ -155,7 +155,7 @@ function file7Next() {
 file7.data+=data;
 });
 file7.on('end',function(err){
-assert.equal(file7.data,'xyz\n');
+assert.strictEqual(file7.data,'xyz\n');
 });
 }