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sokrasokra
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add files to create a benchmark bundle and test cases
1 parent ab7bac8 commit 04fcde9

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‎benchmark/createBenchmark.js‎

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const webpack = require("webpack");
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const path = require("path");
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webpack({
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context: __dirname,
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entry: "./createBenchmark/entry.js",
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output: {
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path: __dirname,
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filename: "benchmark-bundle.js"
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},
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target: "node",
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node: {
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__dirname: false
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},
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plugins: [
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new webpack.NamedModulesPlugin(),
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new webpack.IgnorePlugin(/^(fsevents|uglify-js)$/),
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new webpack.NormalModuleReplacementPlugin(/^.\/loadLoader$/, path.resolve(__dirname, "./createBenchmark/loadLoader"))
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]
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}, function(err, stats) {
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console.log(stats.toString());
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});

‎benchmark/createBenchmark/entry.js‎

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const webpack = require("webpack");
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const MemoryFs = require("memory-fs");
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const path = require("path");
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const testCase = process.argv[2];
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const config = {
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context: __dirname,
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entry: `./${testCase}`,
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output: {
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path: path.resolve(__dirname, "output-" + testCase)
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},
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devtool: process.argv[3]
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};
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const compiler = webpack(config);
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compiler.run((err, stats) => {
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if(err) {
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console.error(err);
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} else {
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console.log(stats.toString({
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errorDetails: true
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}));
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}
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});

‎benchmark/createBenchmark/loadLoader.js‎

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module.exports = (loader, callback) => {
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callback(new Error("Loaders are not supported"));
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}

‎benchmark/createTestCases.js‎

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let avgJs = `
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const str = "we" + "do" + "some" + "ops";
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for(const x of str.split("")) {
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if(x.charCodeAt(0) > 40) {
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console.log("omg");
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} else {
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console.log(Math.random() * 2 + 3 * 2);
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}
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}
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// Some comment
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switch(a.b.c.d.f.e.g.h.i) {
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case true:
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break;
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case "magic":
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throw new Error("Error!");
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case 9:
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(function() {
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// extra scope
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var x = 123;
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var y = 456;
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var z = x + z * x / y;
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x && y && (z = x ? y : x);
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}())
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}
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function a() {}
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function b() {}
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function c() {}
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function d() {}
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function e() {}
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function f() {}
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`
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for(var i = 0; i < 2; i++) {
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avgJs += `(function() {${avgJs}}());`;
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}
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const fs = require("fs");
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const root = __dirname;
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createTree(fs, 100, `${root}/modules-100`);
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createTree(fs, 500, `${root}/modules-500`);
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createTree(fs, 1000, `${root}/modules-1000`);
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createTree(fs, 3000, `${root}/modules-3000`);
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createTree(fs, 5000, `${root}/modules-5000`);
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function createTree(fs, count, folder) {
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fs.mkdirSync(folder);
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let remaining = count - 1;
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function make(prefix, count, depth) {
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if(count === 0) {
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fs.writeFileSync(`${folder}/${prefix}.js`, `export default 1;\n${avgJs}`);
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} else {
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const list = [];
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for(let i = 0; i < count; i++) {
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if(remaining-- <= 0) break;
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if(depth <= 4 && i >= 3 && i <= 4) {
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list.push(`const module${i} = import("./${prefix}-${i}");\ncounter += module${i};`);
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} else {
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list.push(`import module${i} from "./${prefix}-${i}";\ncounter += module${i};`);
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}
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make(`${prefix}-${i}`, depth > 4 || count > 30 ? 0 : count + depth + i ** 2, depth + 1);
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}
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fs.writeFileSync(`${folder}/${prefix}.js`, `let counter = 0;\n${list.join("\n")};\nexport default counter;\n${avgJs}`)
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}
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}
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make("index", 2, 0);
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}

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