/* eslint-disable no-process-exit, no-unused-vars */ const { Observable } = require('rx'); const tape = require('tape'); const { flatten } = require('lodash'); const vm = require('vm'); const path = require('path'); require('dotenv').config({ path: path.resolve(__dirname, '../.env') }); const { getChallengesForLang } = require('./getChallenges'); const MongoIds = require('./mongoIds'); const ChallengeTitles = require('./challengeTitles'); const addAssertsToTapTest = require('./addAssertsToTapTest'); const { validateChallenge } = require('./schema/challengeSchema'); const { LOCALE: lang } = process.env; const { challengeTypes } = require('../client/utils/challengeTypes'); let mongoIds = new MongoIds(); let challengeTitles = new ChallengeTitles(); function checkSyntax(test, tapTest) { try { // eslint-disable-next-line new vm.Script(test.testString); tapTest.pass(test.text); } catch (e) { tapTest.fail(e); } } function evaluateHtmlJsTest( solution, assert, files, test, tapTest ) { // Fake Deep Equal dependency const DeepEqual = (a, b) => JSON.stringify(a) === JSON.stringify(b); // Hardcode Deep Freeze dependency const DeepFreeze = o => { Object.freeze(o); Object.getOwnPropertyNames(o).forEach(function(prop) { if ( o.hasOwnProperty(prop) && o[prop] !== null && (typeof o[prop] === 'object' || typeof o[prop] === 'function') && !Object.isFrozen(o[prop]) ) { DeepFreeze(o[prop]); } }); return o; }; let sandbox = { assert, code: solution, DeepEqual, DeepFreeze, test: test.testString }; if (files.html) { const { head, tail } = files.html; const { JSDOM } = require('jsdom'); const jsdom = new JSDOM(` ${head} ${solution} ${tail} `); const jQuery = require('jquery')(jsdom.window); sandbox = { ...sandbox, window: jsdom.window, document: jsdom.window.document, $: jQuery }; } let scriptString = ''; if (files.js) { const { head, tail } = files.js; scriptString = head + '\n' + solution + '\n' + tail + '\n'; } try { const context = vm.createContext(sandbox); scriptString += ` const testResult = eval(test); if (typeof testResult === 'function') { testResult(() => code); }`; const script = new vm.Script(scriptString); script.runInContext(context); } catch (e) { // console.log(scriptString); // console.log(e); tapTest.fail(e); // process.exit(1); } } function evaluateReactReduxTest() { /* NOTE: Provide dependencies for React/Redux challenges * and configure testing environment */ // let React, ReactDOM, Redux, ReduxThunk, ReactRedux, Enzyme, document; // if (react || redux || reactRedux) { // // Provide dependencies, just provide all of them // React = require('react'); // ReactDOM = require('react-dom'); // Redux = require('redux'); // ReduxThunk = require('redux-thunk'); // ReactRedux = require('react-redux'); // Enzyme = require('enzyme'); // const Adapter15 = require('enzyme-adapter-react-15'); // Enzyme.configure({ adapter: new Adapter15() }); // /* Transpile ALL the code // * (we may use JSX in head or tail or tests, too): */ // const transform = require('babel-standalone').transform; // const options = { presets: ['es2015', 'react'] }; // head = transform(head, options).code; // solution = transform(solution, options).code; // tail = transform(tail, options).code; // test = transform(test, options).code; // const { JSDOM } = require('jsdom'); // // Mock DOM document for ReactDOM.render method // const jsdom = new JSDOM(` // // //

// // // `); // const { window } = jsdom; // // Mock DOM for ReactDOM tests // document = window.document; // global.window = window; // global.document = window.document; // } /* eslint-enable no-unused-vars */ // No support for async tests // const isAsync = s => s.includes('(async () => '); // try { // if (!isAsync(test.testString)) { // const context = vm.createContext(sandbox); // const scriptString = // head + '\n' + solution + '\n' + tail + '\n' + ` // const testResult = eval(test); // if (typeof testResult === 'function') { // testResult(() => code); // }`; // const script = new vm.Script(scriptString); // script.runInContext(context); // } else { // // For async tests only check syntax // // eslint-disable-next-line // new vm.Script(test.testString); // tapTest.pass(test.text); // } // } catch (e) { // console.log(head + '\n' + solution + '\n' + tail + '\n' + test.testString); // // console.log(e); // tapTest.fail(e); // // process.exit(1); // } } function createTest({ title, id = '', challengeType, tests = [], solutions = [], files = [] }) { mongoIds.check(id, title); challengeTitles.check(title); // if title starts with [word] [number], for example `Problem 5`, // tap-spec does not recognize it as test suite. const titleRe = new RegExp('^([a-z]+\\s+)(\\d+.*)$', 'i'); const match = titleRe.exec(title); if (match) { title = `${match[1]}#${match[2]}`; } const testSuite = Observable.fromCallback(tape)(title); tests = tests.filter(test => !!test.testString); if (tests.length === 0) { return testSuite.flatMap(tapTest => { tapTest.end(); return Observable.just(title); }); } const noSolution = new RegExp('// solution required'); solutions = solutions.filter(solution => ( !!solution && !noSolution.test(solution) )); const skipTests = challengeType !== challengeTypes.html && challengeType !== challengeTypes.js && challengeType !== challengeTypes.bonfire && challengeType !== challengeTypes.zipline; // For problems without a solution, check only the syntax of the tests. if (solutions.length === 0 || skipTests) { return testSuite.flatMap(tapTest => { tapTest.plan(tests.length); tests.forEach(test => { checkSyntax(test, tapTest); }); return Observable.just(title); }); } const exts = Array.from(new Set(files.map(({ ext }) => ext))); const groupedFiles = exts.reduce((result, ext) => { const file = files.filter(file => file.ext === ext ).reduce( (result, file) => ({ head: result.head + ';' + file.head, tail: result.tail + ';' + file.tail }), { head: '', tail: '' } ); return { ...result, [ext]: file }; }, {}); const plan = tests.length * solutions.length; return testSuite .flatMap(tapTest => { tapTest.plan(plan); return ( Observable.just(tapTest) .map(addAssertsToTapTest) .doOnNext(assert => { solutions.forEach(solution => { tests.forEach(test => { evaluateHtmlJsTest( solution, assert, groupedFiles, test, tapTest ); }); }); }) .ignoreElements() ); }); } Observable.fromPromise(getChallengesForLang(lang || 'english')) .flatMap(curriculum => { const allChallenges = Object.keys(curriculum) .map(key => curriculum[key].blocks) .reduce((challengeArray, superBlock) => { const challengesForBlock = Object.keys(superBlock).map( key => superBlock[key].challenges ); return [...challengeArray, ...flatten(challengesForBlock)]; }, []); return Observable.from(allChallenges); }) .do(challenge => { const result = validateChallenge(challenge); if (result.error) { console.log(result.value); throw new Error(result.error); } }) .flatMap(challenge => { return createTest(challenge); }) .toArray() .subscribe( noSolutions => { if (noSolutions) { console.log( `# These challenges have no solutions (${noSolutions.length})\n` + '- [ ] ' + noSolutions.join('\n- [ ] ') ); } }, err => { throw err; }, () => process.exit(0) );