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test: remove util from common 

util is loaded just for one use of util.format(). Replace it with a
string template. While we're at it, delete nearby lengthy comment
justifying use of fs.readFileSync().

PR-URL: https://github.com/nodejs/node/pull/3324
Reviewed-By: Michaël Zasso <mic.besace@gmail.com>
Reviewed-By: Johan Bergström <bugs@bergstroem.nu>
Reviewed By: Evan Lucas <evanlucas@me.com>
pull/3336/head
Rich Trott 2015-10-11 22:14:01 -07:00
parent 931118c9d7
commit 6f14b3a7db
1 changed files with 1 additions and 8 deletions
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9
test/common.js
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@ -5,7 +5,6 @@ var fs = require('fs');
var assert = require('assert');
var os = require('os');
var child_process = require('child_process');
var util = require('util');
exports.testDir = path.dirname(__filename);
@ -405,15 +404,9 @@ exports.getServiceName = function getServiceName(port, protocol) {
var serviceName = port.toString();
try {
/*
* I'm not a big fan of readFileSync, but reading /etc/services
* asynchronously here would require implementing a simple line parser,
* which seems overkill for a simple utility function that is not running
* concurrently with any other one.
*/
var servicesContent = fs.readFileSync(etcServicesFileName,
{ encoding: 'utf8'});
var regexp = util.format('^(\\w+)\\s+\\s%d/%s\\s', port, protocol);
var regexp = `^(\\w+)\\s+\\s${port}/${protocol}\\s`;
var re = new RegExp(regexp, 'm');
var matches = re.exec(servicesContent);