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test: refactor test-watch-file.js

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* use const and let instead of var
* use arrow function
* removed console.log statements

PR-URL: https://github.com/nodejs/node/pull/10679
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Italo A. Casas <me@italoacasas.com>
Reviewed-By: Sakthipriyan Vairamani <thechargingvolcano@gmail.com>
This commit is contained in:
sivaprasanna 2017-01-07 23:10:16 +05:30 committed by James M Snell
parent a2ea1344ea
commit a799854ce9
1 changed files with 4 additions and 7 deletions
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11
test/pummel/test-watch-file.js
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@ -5,14 +5,11 @@ const assert = require('assert');
const fs = require('fs'); const fs = require('fs');
const path = require('path'); const path = require('path');
var f = path.join(common.fixturesDir, 'x.txt'); const f = path.join(common.fixturesDir, 'x.txt');
console.log('watching for changes of ' + f); let changes = 0;
var changes = 0;
function watchFile() { function watchFile() {
fs.watchFile(f, function(curr, prev) { fs.watchFile(f, (curr, prev) => {
console.log(f + ' change');
changes++; changes++;
assert.notDeepStrictEqual(curr.mtime, prev.mtime); assert.notDeepStrictEqual(curr.mtime, prev.mtime);
fs.unwatchFile(f); fs.unwatchFile(f);
@ -24,7 +21,7 @@ function watchFile() {
watchFile(); watchFile();
var fd = fs.openSync(f, 'w+'); const fd = fs.openSync(f, 'w+');
fs.writeSync(fd, 'xyz\n'); fs.writeSync(fd, 'xyz\n');
fs.closeSync(fd); fs.closeSync(fd);