626 lines
19 KiB
JavaScript
626 lines
19 KiB
JavaScript
"use strict";
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require("./helpers/warmup-webpack");
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const path = require("path");
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const fs = require("graceful-fs");
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const vm = require("vm");
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const { URL, pathToFileURL, fileURLToPath } = require("url");
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const rimraf = require("rimraf");
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const checkArrayExpectation = require("./checkArrayExpectation");
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const createLazyTestEnv = require("./helpers/createLazyTestEnv");
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const deprecationTracking = require("./helpers/deprecationTracking");
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const FakeDocument = require("./helpers/FakeDocument");
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const CurrentScript = require("./helpers/CurrentScript");
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const prepareOptions = require("./helpers/prepareOptions");
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const { parseResource } = require("../lib/util/identifier");
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const captureStdio = require("./helpers/captureStdio");
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const asModule = require("./helpers/asModule");
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const casesPath = path.join(__dirname, "configCases");
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const categories = fs.readdirSync(casesPath).map(cat => {
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return {
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name: cat,
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tests: fs
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.readdirSync(path.join(casesPath, cat))
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.filter(folder => !folder.startsWith("_"))
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.sort()
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};
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});
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const describeCases = config => {
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describe(config.name, () => {
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let stderr;
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beforeEach(() => {
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stderr = captureStdio(process.stderr, true);
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});
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afterEach(() => {
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stderr.restore();
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});
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jest.setTimeout(20000);
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for (const category of categories) {
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// eslint-disable-next-line no-loop-func
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describe(category.name, () => {
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for (const testName of category.tests) {
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// eslint-disable-next-line no-loop-func
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describe(testName, function () {
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const testDirectory = path.join(casesPath, category.name, 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, () => {
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it("filtered", () => {});
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});
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return;
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}
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const outBaseDir = path.join(__dirname, "js");
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const testSubPath = path.join(config.name, category.name, testName);
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const outputDirectory = path.join(outBaseDir, testSubPath);
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const cacheDirectory = path.join(outBaseDir, ".cache", testSubPath);
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let options, optionsArr, testConfig;
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beforeAll(() => {
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options = prepareOptions(
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require(path.join(testDirectory, "webpack.config.js")),
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{ testPath: outputDirectory }
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);
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optionsArr = [].concat(options);
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optionsArr.forEach((options, idx) => {
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if (!options.context) options.context = testDirectory;
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if (!options.mode) options.mode = "production";
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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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if (options.optimization.minimizer === undefined) {
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options.optimization.minimizer = [
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new (require("terser-webpack-plugin"))({
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parallel: false
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})
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];
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}
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if (!options.entry) options.entry = "./index.js";
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if (!options.target) options.target = "async-node";
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if (!options.output) options.output = {};
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if (!options.output.path) options.output.path = outputDirectory;
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if (typeof options.output.pathinfo === "undefined")
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options.output.pathinfo = true;
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if (!options.output.filename)
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options.output.filename =
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"bundle" +
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idx +
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(options.experiments && options.experiments.outputModule
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? ".mjs"
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: ".js");
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if (config.cache) {
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options.cache = {
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cacheDirectory,
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name: `config-${idx}`,
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...config.cache
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};
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}
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if (!options.snapshot) options.snapshot = {};
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if (!options.snapshot.managedPaths) {
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options.snapshot.managedPaths = [
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path.resolve(__dirname, "../node_modules")
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];
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}
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});
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testConfig = {
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findBundle: function (i, options) {
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const ext = path.extname(
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parseResource(options.output.filename).path
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);
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if (
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fs.existsSync(
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path.join(options.output.path, "bundle" + i + ext)
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)
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) {
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return "./bundle" + i + ext;
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}
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},
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timeout: 30000
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};
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try {
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// try to load a test file
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testConfig = Object.assign(
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testConfig,
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require(path.join(testDirectory, "test.config.js"))
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);
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} catch (e) {
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// ignored
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}
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if (testConfig.timeout) setDefaultTimeout(testConfig.timeout);
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});
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afterAll(() => {
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// cleanup
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options = undefined;
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optionsArr = undefined;
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testConfig = undefined;
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});
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beforeAll(() => {
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rimraf.sync(cacheDirectory);
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});
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const handleFatalError = (err, done) => {
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const fakeStats = {
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errors: [
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{
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message: err.message,
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stack: err.stack
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}
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]
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};
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if (
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checkArrayExpectation(
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testDirectory,
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fakeStats,
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"error",
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"Error",
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done
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)
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) {
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return;
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}
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// Wait for uncaught errors to occur
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setTimeout(done, 200);
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return;
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};
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if (config.cache) {
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it(`${testName} should pre-compile to fill disk cache (1st)`, done => {
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rimraf.sync(outputDirectory);
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fs.mkdirSync(outputDirectory, { recursive: true });
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const deprecationTracker = deprecationTracking.start();
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require("..")(options, err => {
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deprecationTracker();
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const infrastructureLogging = stderr.toString();
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if (infrastructureLogging) {
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return done(
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new Error(
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"Errors/Warnings during build:\n" +
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infrastructureLogging
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)
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);
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}
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if (err) return handleFatalError(err, done);
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done();
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});
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}, 60000);
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it(`${testName} should pre-compile to fill disk cache (2nd)`, done => {
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rimraf.sync(outputDirectory);
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fs.mkdirSync(outputDirectory, { recursive: true });
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const deprecationTracker = deprecationTracking.start();
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require("..")(options, (err, stats) => {
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deprecationTracker();
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if (err) return handleFatalError(err, done);
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const { modules, children, errorsCount } = stats.toJson({
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all: false,
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modules: true,
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errorsCount: true
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});
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if (errorsCount === 0) {
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const infrastructureLogging = stderr.toString();
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if (infrastructureLogging) {
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return done(
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new Error(
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"Errors/Warnings during build:\n" +
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infrastructureLogging
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)
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);
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}
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const allModules = children
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? children.reduce(
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(all, { modules }) => all.concat(modules),
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modules || []
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)
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: modules;
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if (
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allModules.some(
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m => m.type !== "cached modules" && !m.cached
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)
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) {
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return done(
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new Error(
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`Some modules were not cached:\n${stats.toString({
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all: false,
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modules: true,
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modulesSpace: 100
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})}`
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)
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);
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}
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}
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done();
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});
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}, 40000);
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}
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it(`${testName} should compile`, done => {
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rimraf.sync(outputDirectory);
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fs.mkdirSync(outputDirectory, { recursive: true });
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const deprecationTracker = deprecationTracking.start();
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const onCompiled = (err, stats) => {
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const deprecations = deprecationTracker();
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if (err) return handleFatalError(err, done);
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const statOptions = {
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preset: "verbose",
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colors: false
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};
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fs.mkdirSync(outputDirectory, { recursive: true });
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fs.writeFileSync(
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path.join(outputDirectory, "stats.txt"),
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stats.toString(statOptions),
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"utf-8"
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);
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const jsonStats = stats.toJson({
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errorDetails: true
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});
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fs.writeFileSync(
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path.join(outputDirectory, "stats.json"),
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JSON.stringify(jsonStats, null, 2),
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"utf-8"
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);
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if (
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checkArrayExpectation(
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testDirectory,
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jsonStats,
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"error",
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"Error",
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done
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)
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) {
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return;
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}
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if (
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checkArrayExpectation(
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testDirectory,
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jsonStats,
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"warning",
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"Warning",
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done
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)
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) {
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return;
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}
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const infrastructureLogging = stderr.toString();
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if (infrastructureLogging) {
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return done(
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new Error(
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"Errors/Warnings during build:\n" + infrastructureLogging
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)
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);
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}
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if (
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checkArrayExpectation(
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testDirectory,
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{ deprecations },
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"deprecation",
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"Deprecation",
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done
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)
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) {
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return;
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}
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let filesCount = 0;
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if (testConfig.noTests) return process.nextTick(done);
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if (testConfig.beforeExecute) testConfig.beforeExecute();
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const results = [];
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for (let i = 0; i < optionsArr.length; i++) {
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const options = optionsArr[i];
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const bundlePath = testConfig.findBundle(i, optionsArr[i]);
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if (bundlePath) {
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filesCount++;
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const document = new FakeDocument(outputDirectory);
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const globalContext = {
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console: console,
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expect: expect,
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setTimeout: setTimeout,
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clearTimeout: clearTimeout,
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document,
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getComputedStyle:
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document.getComputedStyle.bind(document),
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location: {
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href: "https://test.cases/path/index.html",
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origin: "https://test.cases",
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toString() {
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return "https://test.cases/path/index.html";
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}
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}
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};
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const requireCache = Object.create(null);
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const esmCache = new Map();
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const esmIdentifier = `${category.name}-${testName}-${i}`;
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const baseModuleScope = {
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console: console,
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it: _it,
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beforeEach: _beforeEach,
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afterEach: _afterEach,
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expect,
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jest,
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__STATS__: jsonStats,
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nsObj: m => {
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Object.defineProperty(m, Symbol.toStringTag, {
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value: "Module"
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});
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return m;
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}
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};
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let runInNewContext = false;
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if (
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options.target === "web" ||
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options.target === "webworker"
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) {
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baseModuleScope.window = globalContext;
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baseModuleScope.self = globalContext;
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baseModuleScope.URL = URL;
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baseModuleScope.Worker =
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require("./helpers/createFakeWorker")({
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outputDirectory
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});
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runInNewContext = true;
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}
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if (testConfig.moduleScope) {
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testConfig.moduleScope(baseModuleScope);
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}
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const esmContext = vm.createContext(baseModuleScope, {
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name: "context for esm"
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});
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// eslint-disable-next-line no-loop-func
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const _require = (
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currentDirectory,
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options,
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module,
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esmMode,
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parentModule
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) => {
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if (testConfig === undefined) {
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throw new Error(
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`_require(${module}) called after all tests from ${category.name} ${testName} have completed`
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);
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}
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if (Array.isArray(module) || /^\.\.?\//.test(module)) {
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let content;
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let p;
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let subPath = "";
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if (Array.isArray(module)) {
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p = path.join(currentDirectory, ".array-require.js");
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content = `module.exports = (${module
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.map(arg => {
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return `require(${JSON.stringify(`./${arg}`)})`;
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})
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.join(", ")});`;
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} else {
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p = path.join(currentDirectory, module);
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content = fs.readFileSync(p, "utf-8");
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const lastSlash = module.lastIndexOf("/");
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let firstSlash = module.indexOf("/");
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if (lastSlash !== -1 && firstSlash !== lastSlash) {
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if (firstSlash !== -1) {
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let next = module.indexOf("/", firstSlash + 1);
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let dir = module.slice(firstSlash + 1, next);
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while (dir === ".") {
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firstSlash = next;
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next = module.indexOf("/", firstSlash + 1);
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dir = module.slice(firstSlash + 1, next);
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}
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}
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subPath = module.slice(
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firstSlash + 1,
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lastSlash + 1
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);
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}
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}
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const isModule =
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p.endsWith(".mjs") &&
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options.experiments &&
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options.experiments.outputModule;
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if (isModule) {
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if (!vm.SourceTextModule)
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throw new Error(
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"Running this test requires '--experimental-vm-modules'.\nRun with 'node --experimental-vm-modules node_modules/jest-cli/bin/jest'."
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);
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let esm = esmCache.get(p);
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if (!esm) {
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esm = new vm.SourceTextModule(content, {
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identifier: esmIdentifier + "-" + p,
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url: pathToFileURL(p).href + "?" + esmIdentifier,
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context: esmContext,
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initializeImportMeta: (meta, module) => {
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meta.url = pathToFileURL(p).href;
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},
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importModuleDynamically: async (
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specifier,
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module
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) => {
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const result = await _require(
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path.dirname(p),
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options,
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specifier,
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"evaluated",
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module
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);
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return await asModule(result, module.context);
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}
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});
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esmCache.set(p, esm);
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}
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if (esmMode === "unlinked") return esm;
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return (async () => {
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await esm.link(
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async (specifier, referencingModule) => {
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return await asModule(
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await _require(
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path.dirname(
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referencingModule.identifier
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? referencingModule.identifier.slice(
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esmIdentifier.length + 1
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)
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: fileURLToPath(referencingModule.url)
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),
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options,
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specifier,
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"unlinked",
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referencingModule
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),
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referencingModule.context,
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true
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);
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}
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);
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// node.js 10 needs instantiate
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if (esm.instantiate) esm.instantiate();
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await esm.evaluate();
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if (esmMode === "evaluated") return esm;
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const ns = esm.namespace;
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return ns.default && ns.default instanceof Promise
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? ns.default
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: ns;
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})();
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} else {
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if (p in requireCache) {
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return requireCache[p].exports;
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}
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const m = {
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exports: {}
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};
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requireCache[p] = m;
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const moduleScope = {
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...baseModuleScope,
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require: _require.bind(
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null,
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path.dirname(p),
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options
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),
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importScripts: url => {
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expect(url).toMatch(
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/^https:\/\/test\.cases\/path\//
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);
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_require(
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outputDirectory,
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options,
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`.${url.slice(
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"https://test.cases/path".length
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)}`
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);
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},
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module: m,
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exports: m.exports,
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__dirname: path.dirname(p),
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__filename: p,
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_globalAssign: { expect }
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};
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if (testConfig.moduleScope) {
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testConfig.moduleScope(moduleScope);
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}
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if (!runInNewContext)
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content = `Object.assign(global, _globalAssign); ${content}`;
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const args = Object.keys(moduleScope);
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const argValues = args.map(arg => moduleScope[arg]);
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const code = `(function(${args.join(
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", "
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)}) {${content}\n})`;
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let oldCurrentScript = document.currentScript;
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document.currentScript = new CurrentScript(subPath);
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const fn = runInNewContext
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? vm.runInNewContext(code, globalContext, p)
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: vm.runInThisContext(code, p);
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fn.call(m.exports, ...argValues);
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document.currentScript = oldCurrentScript;
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return m.exports;
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}
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} else if (
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testConfig.modules &&
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module in testConfig.modules
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) {
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return testConfig.modules[module];
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} else {
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return require(module.startsWith("node:")
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? module.slice(5)
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: module);
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}
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};
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|
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if (Array.isArray(bundlePath)) {
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for (const bundlePathItem of bundlePath) {
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results.push(
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_require(
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outputDirectory,
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options,
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"./" + bundlePathItem
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)
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);
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}
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} else {
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results.push(
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_require(outputDirectory, options, bundlePath)
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);
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}
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}
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}
|
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// give a free pass to compilation that generated an error
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if (
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!jsonStats.errors.length &&
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filesCount !== optionsArr.length
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) {
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return done(
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new Error(
|
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"Should have found at least one bundle file per webpack config"
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)
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);
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}
|
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Promise.all(results)
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|
.then(() => {
|
|
if (testConfig.afterExecute) testConfig.afterExecute();
|
|
for (const key of Object.keys(global)) {
|
|
if (key.includes("webpack")) delete global[key];
|
|
}
|
|
if (getNumberOfTests() < filesCount) {
|
|
return done(new Error("No tests exported by test case"));
|
|
}
|
|
done();
|
|
})
|
|
.catch(done);
|
|
};
|
|
if (config.cache) {
|
|
try {
|
|
const compiler = require("..")(options);
|
|
compiler.run(err => {
|
|
if (err) return handleFatalError(err, done);
|
|
compiler.run((error, stats) => {
|
|
compiler.close(err => {
|
|
if (err) return handleFatalError(err, done);
|
|
onCompiled(error, stats);
|
|
});
|
|
});
|
|
});
|
|
} catch (e) {
|
|
handleFatalError(e, done);
|
|
}
|
|
} else {
|
|
require("..")(options, onCompiled);
|
|
}
|
|
}, 30000);
|
|
|
|
const {
|
|
it: _it,
|
|
beforeEach: _beforeEach,
|
|
afterEach: _afterEach,
|
|
setDefaultTimeout,
|
|
getNumberOfTests
|
|
} = createLazyTestEnv(10000);
|
|
});
|
|
}
|
|
});
|
|
}
|
|
});
|
|
};
|
|
|
|
exports.describeCases = describeCases;
|