98 lines
3.2 KiB
JavaScript
98 lines
3.2 KiB
JavaScript
#! /usr/bin/env node
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// -*- js -*-
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"use strict";
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var createHash = require("crypto").createHash;
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var fetch = require("./fetch");
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var spawn = require("child_process").spawn;
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var zlib = require("zlib");
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var args = process.argv.slice(2);
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args.unshift("bin/uglifyjs");
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if (!args.length) args.push("-mc");
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args.push("--timings");
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var urls = [
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"https://code.jquery.com/jquery-3.4.1.js",
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"https://code.angularjs.org/1.7.8/angular.js",
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"https://unpkg.com/mathjs@6.2.3/dist/math.js",
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"https://unpkg.com/react@15.3.2/dist/react.js",
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"https://cdnjs.cloudflare.com/ajax/libs/d3/5.12.0/d3.js",
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"https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.js",
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"https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.15/lodash.js",
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"https://cdnjs.cloudflare.com/ajax/libs/ember.js/2.12.2/ember.prod.js",
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"https://raw.githubusercontent.com/kangax/html-minifier/v4.0.0/dist/htmlminifier.js",
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];
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var results = {};
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var remaining = 2 * urls.length;
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function done() {
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if (!--remaining) {
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var failures = [];
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var sum = { input: 0, output: 0, gzip: 0 };
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urls.forEach(function(url) {
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var info = results[url];
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console.log();
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console.log(url);
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console.log(info.log);
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console.log("Original:", info.input, "bytes");
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console.log("Uglified:", info.output, "bytes");
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console.log("GZipped: ", info.gzip, "bytes");
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console.log("SHA1 sum:", info.sha1);
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if (info.code) {
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failures.push(url);
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}
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sum.input += info.input;
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sum.output += info.output;
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sum.gzip += info.gzip;
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});
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if (failures.length) {
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console.error("Benchmark failed:");
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failures.forEach(function(url) {
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console.error(url);
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});
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process.exit(1);
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} else {
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console.log();
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console.log("Subtotal");
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console.log();
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console.log("Original:", sum.input, "bytes");
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console.log("Uglified:", sum.output, "bytes");
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console.log("GZipped: ", sum.gzip, "bytes");
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}
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}
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}
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urls.forEach(function(url) {
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results[url] = {
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input: 0,
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output: 0,
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gzip: 0,
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log: ""
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};
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fetch(url, function(err, res) {
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if (err) throw err;
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var uglifyjs = spawn(process.argv[0], args, { silent: true });
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res.on("data", function(data) {
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results[url].input += data.length;
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}).pipe(uglifyjs.stdin);
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var sha1 = createHash("sha1");
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uglifyjs.stdout.on("data", function(data) {
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results[url].output += data.length;
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}).pipe(zlib.createGzip({
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level: zlib.Z_BEST_COMPRESSION
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})).on("data", function(data) {
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results[url].gzip += data.length;
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sha1.update(data);
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}).on("end", function() {
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results[url].sha1 = sha1.digest("hex");
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done();
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});
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uglifyjs.stderr.setEncoding("utf8");
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uglifyjs.stderr.on("data", function(data) {
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results[url].log += data;
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});
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uglifyjs.on("exit", function(code) {
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results[url].code = code;
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done();
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});
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});
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});
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