167 lines
5.8 KiB
JavaScript
167 lines
5.8 KiB
JavaScript
/* global describe it beforeAll expect */
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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 vm = require("vm");
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const mkdirp = require("mkdirp");
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const checkArrayExpectation = require("./checkArrayExpectation");
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// const async = require("async");
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const Stats = require("../lib/Stats");
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const webpack = require("../lib/webpack");
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const DEFAULT_OPTIMIZATIONS = {
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removeAvailableModules: true,
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removeEmptyChunks: true,
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mergedDuplicateChunks: true,
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flagIncludedChunks: true,
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occurrenceOrder: true,
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sideEffects: true,
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providedExports: true,
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usedExports: true,
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noEmitOnErrors: false,
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concatenateModules: false,
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namedModules: false,
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};
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const NO_EMIT_ON_ERRORS_OPTIMIZATIONS = {
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noEmitOnErrors: false
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};
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const casesPath = path.join(__dirname, "cases");
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let categories = fs.readdirSync(casesPath);
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categories = categories.map((cat) => {
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return {
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name: cat,
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tests: fs.readdirSync(path.join(casesPath, cat)).filter((folder) => folder.indexOf("_") < 0)
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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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categories.forEach((category) => {
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describe(category.name, function() {
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category.tests.filter((test) => {
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const testDirectory = path.join(casesPath, category.name, test);
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const filterPath = path.join(testDirectory, "test.filter.js");
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if(fs.existsSync(filterPath) && !require(filterPath)(config)) {
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describe.skip(test, () => it("filtered"));
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return false;
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}
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return true;
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}).forEach((testName) => {
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describe(testName, () => {
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const testDirectory = path.join(casesPath, category.name, testName);
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const outputDirectory = path.join(__dirname, "js", config.name, category.name, testName);
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const options = {
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context: casesPath,
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entry: "./" + category.name + "/" + testName + "/index",
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target: "async-node",
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devtool: config.devtool,
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mode: config.mode || "none",
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optimization: config.mode ? NO_EMIT_ON_ERRORS_OPTIMIZATIONS : Object.assign({}, config.optimization, DEFAULT_OPTIMIZATIONS),
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performance: {
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hints: false
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},
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output: {
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pathinfo: true,
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path: outputDirectory,
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filename: "bundle.js"
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},
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resolve: {
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modules: ["web_modules", "node_modules"],
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mainFields: ["webpack", "browser", "web", "browserify", ["jam", "main"], "main"],
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aliasFields: ["browser"],
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extensions: [".mjs", ".webpack.js", ".web.js", ".js", ".json"],
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concord: true
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},
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resolveLoader: {
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modules: ["web_loaders", "web_modules", "node_loaders", "node_modules"],
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mainFields: ["webpackLoader", "webLoader", "loader", "main"],
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extensions: [".webpack-loader.js", ".web-loader.js", ".loader.js", ".js"]
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},
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module: {
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rules: [{
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test: /\.coffee$/,
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loader: "coffee-loader"
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}, {
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test: /\.jade$/,
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loader: "jade-loader"
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}]
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},
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plugins: (config.plugins || []).concat(function() {
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this.hooks.compilation.tap("TestCasesTest", (compilation) => {
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["optimize", "optimizeModulesBasic", "optimizeChunksBasic", "afterOptimizeTree", "afterOptimizeAssets"].forEach((hook) => {
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compilation.hooks[hook].tap("TestCasesTest", () => compilation.checkConstraints());
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});
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});
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})
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};
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// it(testName + " should compile",
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let exportedTests = [];
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beforeAll(() => new Promise((resolve, reject) => {
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const done = (err) => {
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if(err) return reject(err);
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resolve();
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};
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// console.log("starting compiling", category.name, "/", config.name, "/", testName);
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webpack(options, (err, stats) => {
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if(err) throw err;
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// console.log("compiled case:", category.name, "/", config.name, "/", testName);
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const statOptions = Stats.presetToOptions("verbose");
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statOptions.colors = false;
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mkdirp.sync(outputDirectory);
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fs.writeFileSync(path.join(outputDirectory, "stats.txt"), stats.toString(statOptions), "utf-8");
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const jsonStats = stats.toJson({
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errorDetails: true
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});
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if(checkArrayExpectation(testDirectory, jsonStats, "error", "Error", done)) return;
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if(checkArrayExpectation(testDirectory, jsonStats, "warning", "Warning", done)) return;
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function _it(title, fn) {
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exportedTests.push({ title, fn, timeout: 5000 });
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// TODO: is this necessary in 'jest'?
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// WORKAROUND for a v8 bug
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// Error objects retrain all scopes in the stacktrace
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// test._trace = test._trace.message;
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}
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function _require(module) {
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if(module.substr(0, 2) === "./") {
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const p = path.join(outputDirectory, module);
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const fn = vm.runInThisContext("(function(require, module, exports, __dirname, it, expect) {" + fs.readFileSync(p, "utf-8") + "\n})", p);
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const m = {
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exports: {},
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webpackTestSuiteModule: true
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};
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fn.call(m.exports, _require, m, m.exports, outputDirectory, _it, expect);
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return m.exports;
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} else return require(module);
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}
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_require.webpackTestSuiteRequire = true;
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_require("./bundle.js");
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if(exportedTests.length === 0) throw new Error("No tests exported by test case");
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done();
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// async.waterfall(
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// exportedTests.map(({ title, name, fn }) => (callback) => {
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// console.log("Starting:", name);
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// console.log(fn.toString());
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// // test.execute(callback, true);
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// }),
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// done
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// );
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});
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}), 30000);
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it(testName + " should compile", () => {});
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exportedTests.forEach(({ title, fn, timeout }) => it(title, fn, timeout));
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});
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});
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});
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});
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});
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};
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module.exports.describeCases = describeCases;
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