8000 Adding logging functionality to `benchmark.js log` · shelljs/benchmarks@b5867f6 · GitHub
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Adding logging functionality to benchmark.js log 
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‎README.md

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@@ -6,3 +6,69 @@ It works by running shell utilities and timing the speed of completion for each
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tested utility.
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This will comprise every shell utility ShellJS supports.
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## Results
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### [echoIntoFile](scripts/echoIntoFile)
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- [ShellJS](scripts/echoIntoFile/echoIntoFile.js) took `271` milliseconds
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- [Bash](scripts/echoIntoFile/echoIntoFile.sh) took `871` milliseconds
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ShellJS was `3.214` times faster than Bash
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### [envVariable](scripts/envVariable)
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- [ShellJS](scripts/envVariable/envVar.js) took `1237` milliseconds
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- [Bash](scripts/envVariable/envVar.sh) took `1178` milliseconds
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Bash was `1.050` times faster than ShellJS
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### [forLoopAlternateSyntax](scripts/forLoopAlternateSyntax)
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- [ShellJS](scripts/forLoopAlternateSyntax/helloworld10k.js) took `180` milliseconds
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- [Bash](scripts/forLoopAlternateSyntax/helloworld10k.sh) took `97` milliseconds
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Bash was `1.856` times faster than ShellJS
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### [helloworld](scripts/helloworld)
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- [ShellJS](scripts/helloworld/helloworld.js) took `159` milliseconds
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- [Bash](scripts/helloworld/helloworld.sh) took `83` milliseconds
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Bash was `1.916` times faster than ShellJS
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### [helloworld10k](scripts/helloworld10k)
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- [ShellJS](scripts/helloworld10k/helloworld10k.js) took `293` milliseconds
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- [Bash](scripts/helloworld10k/helloworld10k.sh) took `168` milliseconds
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Bash was `1.744` times faster than ShellJS
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### [ls10k](scripts/ls10k)
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- [ShellJS](scripts/ls10k/ls10k.js) took `827` milliseconds
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- [Bash](scripts/ls10k/ls10k.sh) took `9679` milliseconds
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ShellJS was `11.704` times faster than Bash
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### [pwd10k](scripts/pwd10k)
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- [ShellJS](scripts/pwd10k/path10k.js) took `2072` milliseconds
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- [Bash](scripts/pwd10k/path10k.sh) took `679` milliseconds
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Bash was `3.052` times faster than ShellJS
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### [touchSyntax06](scripts/touchSyntax06)
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- [ShellJS](scripts/touchSyntax06/touchrm10k.js) took `293` milliseconds
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- [Bash](scripts/touchSyntax06/touchrm10k.sh) took `1447` milliseconds
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ShellJS was `4.939` times faster than Bash

‎benchmark.js

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@@ -3,9 +3,22 @@ require('shelljs/global');
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var TEST_DIR = 'scripts';
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var shouldLog = (process.argv[2] === 'log');
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var log = [];
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function writeLog(msg, link) {
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console.log(msg);
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if (link) {
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msg = msg.replace(']', '](' + link + ')');
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}
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log.push(msg);
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}
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cd(__dirname + '/' + TEST_DIR);
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var prefix;
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ls().forEach(function (dir) {
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echo(dir)
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prefix = TEST_DIR + '/' + dir;
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writeLog('### [' + dir + ']', prefix)
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cd(dir)
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// Find the files
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js_output = exec('node ' + jsfile).output;
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end_time = new Date().getTime();
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js_time = end_time - start_time;
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echo('> ShellJS took ' + js_time + ' milliseconds');
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writeLog(' - [ShellJS] took `' + js_time + '` milliseconds', prefix + '/' + jsfile);
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start_time = new Date().getTime();
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shell_output = exec('bash ' + shfile).output;
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end_time = new Date().getTime();
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shell_time = end_time - start_time;
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echo('> Bash took ' + shell_time + ' milliseconds');
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writeLog(' - [Bash] took `' + shell_time + '` milliseconds', prefix + '/' + shfile);
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if (shell_time < js_time) {
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echo('Bash won');
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echo('Bash was ' + (js_time/shell_time).toFixed(3) + ' times faster than ShellJS');
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writeLog('Bash was `' + (js_time/shell_time).toFixed(3) +  9E7A 9;` times faster than ShellJS');
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} else {
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echo('ShellJS won!!');
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echo('ShellJS was ' + (shell_time/js_time).toFixed(3) + ' times faster than Bash');
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writeLog('ShellJS was `' + (shell_time/js_time).toFixed(3) + '` times faster than Bash');
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}
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if (shell_output !== js_output)
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echo('Output differs');
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writeLog('Output differs');
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// Clean up
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echo('=======================');
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echo();
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config.silent = false;
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cd('..')
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});
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if (shouldLog) {
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cd(__dirname);
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var text = log.join('\n\n');
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// Wipe out the old results
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cat('README.md').replace(/## Results(.|\n)*/, '## Results').to('README.md');
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// Append new docs to README
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sed('-i', /## Results/, '## Results\n\n' + text, 'README.md');
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}

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