160 lines
4.8 KiB
JavaScript
160 lines
4.8 KiB
JavaScript
/*globals describe it */
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"use strict";
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const path = require("path");
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const fs = require("fs");
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const Stats = require("../lib/Stats");
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const captureStdio = require("./helpers/captureStdio");
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let webpack;
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/**
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* Escapes regular expression metacharacters
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* @param {string} str String to quote
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* @returns {string} Escaped string
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*/
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const quotemeta = str => {
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return str.replace(/[-[\]\\/{}()*+?.^$|]/g, "\\$&");
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};
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const base = path.join(__dirname, "statsCases");
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const outputBase = path.join(__dirname, "js", "stats");
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const tests = fs
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.readdirSync(base)
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.filter(
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testName =>
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fs.existsSync(path.join(base, testName, "index.js")) ||
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fs.existsSync(path.join(base, testName, "webpack.config.js"))
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)
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.filter(testName => {
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const testDirectory = path.join(base, testName);
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const filterPath = path.join(testDirectory, "test.filter.js");
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if (fs.existsSync(filterPath) && !require(filterPath)()) {
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describe.skip(testName, () => it("filtered"));
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return false;
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}
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return true;
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});
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describe("StatsTestCases", () => {
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let stderr;
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beforeEach(() => {
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stderr = captureStdio(process.stderr, true);
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webpack = require("../lib/webpack");
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});
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afterEach(() => {
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stderr.restore();
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});
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tests.forEach(testName => {
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it("should print correct stats for " + testName, done => {
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jest.setTimeout(10000);
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let options = {
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mode: "development",
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entry: "./index",
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output: {
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filename: "bundle.js"
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}
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};
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if (fs.existsSync(path.join(base, testName, "webpack.config.js"))) {
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options = require(path.join(base, testName, "webpack.config.js"));
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}
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(Array.isArray(options) ? options : [options]).forEach(options => {
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if (!options.context) options.context = path.join(base, testName);
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if (!options.output) options.output = options.output || {};
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if (!options.output.path)
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options.output.path = path.join(outputBase, testName);
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if (!options.plugins) options.plugins = [];
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if (!options.optimization) options.optimization = {};
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if (options.optimization.minimize === undefined)
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options.optimization.minimize = false;
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// To support deprecated loaders
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// TODO remove in webpack 5
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options.plugins.push(
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new webpack.LoaderOptionsPlugin({
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options: {}
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})
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);
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});
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const c = webpack(options);
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const compilers = c.compilers ? c.compilers : [c];
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compilers.forEach(c => {
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const ifs = c.inputFileSystem;
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c.inputFileSystem = Object.create(ifs);
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c.inputFileSystem.readFile = function() {
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const args = Array.prototype.slice.call(arguments);
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const callback = args.pop();
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ifs.readFile.apply(
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ifs,
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args.concat([
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(err, result) => {
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if (err) return callback(err);
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callback(null, result.toString("utf-8").replace(/\r/g, ""));
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}
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])
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);
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};
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});
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c.run((err, stats) => {
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if (err) return done(err);
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if (/error$/.test(testName)) {
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expect(stats.hasErrors()).toBe(true);
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} else if (stats.hasErrors()) {
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return done(new Error(stats.toJson().errors.join("\n\n")));
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}
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let toStringOptions = {
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context: path.join(base, testName),
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colors: false
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};
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let hasColorSetting = false;
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if (typeof options.stats !== "undefined") {
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toStringOptions = options.stats;
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if (toStringOptions === null || typeof toStringOptions !== "object")
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toStringOptions = Stats.presetToOptions(toStringOptions);
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hasColorSetting = typeof options.stats.colors !== "undefined";
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if (!toStringOptions.context)
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toStringOptions.context = path.join(base, testName);
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}
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if (Array.isArray(options) && !toStringOptions.children) {
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toStringOptions.children = options.map(o => o.stats);
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}
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let actual = stats.toString(toStringOptions);
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expect(typeof actual).toBe("string");
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if (!hasColorSetting) {
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actual = stderr.toString() + actual;
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actual = actual
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.replace(/\u001b\[[0-9;]*m/g, "")
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.replace(/[.0-9]+(\s?ms)/g, "X$1")
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.replace(
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/^(\s*Built at:) (.*)$/gm,
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"$1 Thu Jan 01 1970 00:00:00 GMT"
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);
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} else {
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actual = stderr.toStringRaw() + actual;
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actual = actual
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.replace(/\u001b\[1m\u001b\[([0-9;]*)m/g, "<CLR=$1,BOLD>")
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.replace(/\u001b\[1m/g, "<CLR=BOLD>")
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.replace(/\u001b\[39m\u001b\[22m/g, "</CLR>")
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.replace(/\u001b\[([0-9;]*)m/g, "<CLR=$1>")
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.replace(/[.0-9]+(<\/CLR>)?(\s?ms)/g, "X$1$2")
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.replace(
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/^(\s*Built at:) (.*)$/gm,
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"$1 Thu Jan 01 1970 <CLR=BOLD>00:00:00</CLR> GMT"
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);
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}
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actual = actual
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.replace(/\r\n?/g, "\n")
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.replace(/[\t ]*Version:.+\n/g, "")
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.replace(
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new RegExp(quotemeta(path.join(base, testName)), "g"),
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"Xdir/" + testName
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)
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.replace(/(\w)\\(\w)/g, "$1/$2")
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.replace(/ dependencies:Xms/g, "");
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expect(actual).toMatchSnapshot();
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done();
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});
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});
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});
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});
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