test(curriculum): use Mocha for tests

This commit is contained in:
Valeriy
2018-10-25 03:34:47 +03:00
committed by mrugesh mohapatra
parent 73485119f4
commit 62cc8acb87
7 changed files with 534 additions and 723 deletions

View File

@ -1,55 +0,0 @@
let _ = require('lodash');
function createIsAssert(tapTest, isThing) {
const { assert } = tapTest;
return function() {
const args = [...arguments];
args[0] = isThing(args[0]);
assert.apply(tapTest, args);
};
}
function addAssertsToTapTest(tapTest) {
const assert = tapTest.assert;
assert.isTrue = createIsAssert(tapTest, v => v === true);
assert.isFalse = createIsAssert(tapTest, v => v === false);
assert.isArray = createIsAssert(tapTest, _.isArray);
assert.isBoolean = createIsAssert(tapTest, _.isBoolean);
assert.isString = createIsAssert(tapTest, _.isString);
assert.isNumber = createIsAssert(tapTest, _.isNumber);
assert.isUndefined = createIsAssert(tapTest, _.isUndefined);
assert.isNaN = createIsAssert(tapTest, _.isNaN);
assert.deepEqual = tapTest.deepEqual;
assert.equal = tapTest.equal;
assert.strictEqual = tapTest.equal;
assert.sameMembers = function sameMembers() {
const [ first, second, ...args] = arguments;
assert.apply(
tapTest,
[
_.difference(first, second).length === 0 &&
_.difference(second, first).length === 0
].concat(args)
);
};
assert.includeMembers = function includeMembers() {
const [ first, second, ...args] = arguments;
assert.apply(tapTest,
[
_.difference(second, first).length === 0
].concat(args));
};
assert.match = function match() {
const [value, regex, ...args] = arguments;
assert.apply(tapTest,
[
regex.test(value)
].concat(args));
};
return assert;
}
module.exports = addAssertsToTapTest;

View File

@ -3056,9 +3056,9 @@
} }
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"dev": true "dev": true
}, },
"browserify": { "browserify": {
@ -3386,17 +3386,17 @@
} }
}, },
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} }
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@ -4395,9 +4395,9 @@
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@ -6308,7 +6308,8 @@
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"integrity": "sha1-DQcLTQQ6W+ozovGkDi7bPZpMz3c=", "integrity": "sha1-DQcLTQQ6W+ozovGkDi7bPZpMz3c=",
"dev": true "dev": true,
"optional": true
}, },
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@ -6320,7 +6321,8 @@
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"dev": true "dev": true,
"optional": true
}, },
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@ -6451,7 +6453,8 @@
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"dev": true "dev": true,
"optional": true
}, },
"ini": { "ini": {
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@ -6465,6 +6468,7 @@
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"integrity": "sha1-754xOG8DGn8NZDr4L95QxFfvAMs=", "integrity": "sha1-754xOG8DGn8NZDr4L95QxFfvAMs=",
"dev": true, "dev": true,
"optional": true,
"requires": { "requires": {
"number-is-nan": "^1.0.0" "number-is-nan": "^1.0.0"
} }
@ -6604,7 +6608,8 @@
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"resolved": false, "resolved": false,
"integrity": "sha1-CXtgK1NCKlIsGvuHkDGDNpQaAR0=", "integrity": "sha1-CXtgK1NCKlIsGvuHkDGDNpQaAR0=",
"dev": true "dev": true,
"optional": true
}, },
"object-assign": { "object-assign": {
"version": "4.1.1", "version": "4.1.1",
@ -6755,6 +6760,7 @@
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@ -7589,9 +7595,9 @@
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"dev": true "dev": true
}, },
"gulp": { "gulp": {
@ -10570,29 +10576,24 @@
} }
}, },
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"version": "4.1.0", "version": "5.2.0",
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"escape-string-regexp": "1.0.5", "escape-string-regexp": "1.0.5",
"glob": "7.1.2", "glob": "7.1.2",
"growl": "1.10.3", "growl": "1.10.5",
"he": "1.1.1", "he": "1.1.1",
"minimatch": "3.0.4",
"mkdirp": "0.5.1", "mkdirp": "0.5.1",
"supports-color": "4.4.0" "supports-color": "5.4.0"
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@ -10602,19 +10603,13 @@
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} }
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} }
} }
} }
@ -11640,6 +11635,74 @@
"got": "^8.0.1", "got": "^8.0.1",
"mkdirp": "^0.5.1", "mkdirp": "^0.5.1",
"mocha": "^4.0.1" "mocha": "^4.0.1"
},
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} }
}, },
"parse-filepath": { "parse-filepath": {
@ -13999,116 +14062,6 @@
} }
} }
}, },
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View File

@ -21,7 +21,7 @@
"prepare": "npm run build", "prepare": "npm run build",
"repack": "babel-node ./repack.js", "repack": "babel-node ./repack.js",
"semantic-release": "semantic-release", "semantic-release": "semantic-release",
"test": "node ./test-challenges.js | tap-spec", "test": "mocha --delay --reporter progress",
"unpack": "babel-node ./unpack.js" "unpack": "babel-node ./unpack.js"
}, },
"dependencies": { "dependencies": {
@ -45,6 +45,7 @@
"babel-preset-stage-3": "^6.24.1", "babel-preset-stage-3": "^6.24.1",
"babel-standalone": "^6.26.0", "babel-standalone": "^6.26.0",
"browserify": "^16.2.2", "browserify": "^16.2.2",
"chai": "4.2.0",
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"eslint": "^4.19.1", "eslint": "^4.19.1",
@ -61,6 +62,7 @@
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"lint-staged": "^7.2.0", "lint-staged": "^7.2.0",
"lodash": "^4.17.10", "lodash": "^4.17.10",
"mocha": "5.2.0",
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@ -74,8 +76,6 @@
"rework-visit":"1.0.0", "rework-visit":"1.0.0",
"rx": "^4.1.0", "rx": "^4.1.0",
"semantic-release": "^15.6.0", "semantic-release": "^15.6.0",
"tap-spec": "^5.0.0",
"tape": "^4.9.1",
"validator": "^10.4.0" "validator": "^10.4.0"
}, },
"keywords": [ "keywords": [

View File

@ -1,510 +0,0 @@
/* 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');
const fs = require('fs');
require('dotenv').config({ path: path.resolve(__dirname, '../.env') });
const { JSDOM } = require('jsdom');
const jQuery = require('jquery');
const Sass = require('node-sass');
const Babel = require('babel-standalone');
const presetEnv = require('babel-preset-env');
const presetReact = require('babel-preset-react');
const rework = require('rework');
const visit = require('rework-visit');
const { getChallengesForLang } = require('./getChallenges');
const MongoIds = require('./mongoIds');
const ChallengeTitles = require('./challengeTitles');
const addAssertsToTapTest = require('./addAssertsToTapTest');
const { validateChallenge } = require('./schema/challengeSchema');
const { challengeTypes } = require('../client/utils/challengeTypes');
const { LOCALE: lang = 'english' } = process.env;
let mongoIds = new MongoIds();
let challengeTitles = new ChallengeTitles();
const babelOptions = {
plugins: ['transform-runtime'],
presets: [presetEnv, presetReact]
};
const jQueryScript = fs.readFileSync(
path.resolve('./node_modules/jquery/dist/jquery.slim.min.js')
);
// 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;
};
function isPromise(value) {
return (
value &&
typeof value.subscribe !== 'function' &&
typeof value.then === 'function'
);
}
function checkSyntax(test, tapTest) {
try {
// eslint-disable-next-line
new vm.Script(test.testString);
tapTest.pass(test.text);
} catch (e) {
tapTest.fail(e);
}
}
async function runScript(scriptString, sandbox) {
const context = vm.createContext(sandbox);
scriptString += `;
(async () => {
const testResult = eval(test);
if (typeof testResult === 'function') {
const __result = testResult(() => code);
if (isPromise(__result)) {
await __result;
}
}
})();`;
const script = new vm.Script(scriptString);
script.runInContext(context);
}
function transformSass(solution) {
const fragment = JSDOM.fragment(`<div>${solution}</div>`);
const styleTags = fragment.querySelectorAll('style[type="text/sass"]');
if (styleTags.length > 0) {
styleTags.forEach(styleTag => {
styleTag.innerHTML = Sass.renderSync({ data: styleTag.innerHTML }).css;
styleTag.type = 'text/css';
});
return fragment.children[0].innerHTML;
}
return solution;
}
const colors = {
red: 'rgb(255, 0, 0)',
green: 'rgb(0, 255, 0)',
blue: 'rgb(0, 0, 255)',
black: 'rgb(0, 0, 0)',
gray: 'rgb(128, 128, 128)',
yellow: 'rgb(255, 255, 0)'
};
function replaceColorNamesPlugin(style) {
visit(style, (declarations, node) => {
declarations
.filter(decl => decl.type === 'declaration')
.forEach(decl => {
if (colors[decl.value]) {
decl.value = colors[decl.value];
}
});
});
}
// JSDOM uses CSSStyleDeclaration, which does not convert color keywords
// to 'rgb()' https://github.com/jsakas/CSSStyleDeclaration/issues/48.
// It's a workaround.
function replaceColorNames(solution) {
const fragment = JSDOM.fragment(`<div>${solution}</div>`);
const styleTags = fragment.querySelectorAll('style');
if (styleTags.length > 0) {
styleTags.forEach(styleTag => {
styleTag.innerHTML = rework(styleTag.innerHTML)
.use(replaceColorNamesPlugin)
.toString();
});
return fragment.children[0].innerHTML;
}
return solution;
}
async function evaluateHtmlTest(
challengeType,
solution,
assert,
required,
files,
test,
tapTest
) {
try {
const code = solution;
const { head = '', tail = '' } = files.html;
const options = {
resources: 'usable',
runScripts: 'dangerously'
};
const links = required
.map(({ link, src }) => {
if (link && src) {
throw new Error(`
A required file can not have both a src and a link: src = ${src}, link = ${link}
`);
}
if (src) {
return `<script src='${src}' type='text/javascript'></script>`;
}
if (link) {
return `<link href='${link}' rel='stylesheet' />`;
}
return '';
})
.reduce((head, required) => head.concat(required), '');
const scripts = `
<head>
<script>${jQueryScript}</script>
${links}
</head>
`;
solution = transformSass(solution);
solution = replaceColorNames(solution);
const jsdom = new JSDOM(`
<!doctype html>
<html>
${scripts}
${head}
${solution}
${tail}
</html>
`, options);
// jQuery used by tests
jQuery(jsdom.window);
if (links || challengeType === challengeTypes.modern) {
await new Promise(resolve => setTimeout(resolve, 1000));
}
jsdom.window.assert = assert;
jsdom.window.code = code;
jsdom.window.DeepEqual = DeepEqual;
jsdom.window.DeepFreeze = DeepFreeze;
jsdom.window.isPromise = isPromise;
jsdom.window.__test = test.testString;
const scriptString = `;
(async () => {
const testResult = eval(__test);
if (typeof testResult === 'function') {
const __result = testResult(() => code);
if (isPromise(__result)) {
await __result;
}
}
})();`;
const script = new vm.Script(scriptString);
jsdom.runVMScript(script);
jsdom.window.close();
} catch (e) {
tapTest.fail(e);
}
}
async function evaluateJsTest(
challengeType,
solution,
assert,
required,
files,
test,
tapTest
) {
try {
let sandbox = {
assert,
code: solution,
DeepEqual,
DeepFreeze,
isPromise,
test: test.testString
};
const { head = '', tail = '' } = files.js;
const scriptString = head + '\n' + solution + '\n' + tail + '\n';
runScript(scriptString, sandbox);
} catch (e) {
tapTest.fail(e);
}
}
async function evaluateReactReduxTest(
challengeType,
solution,
assert,
required,
files,
test,
tapTest
) {
try {
const code = solution;
let sandbox = {
assert,
code,
DeepEqual,
DeepFreeze,
isPromise
};
/* Transpile ALL the code
* (we may use JSX in head or tail or tests, too): */
solution = Babel.transform(solution, babelOptions).code;
const testString = Babel.transform(test.testString, babelOptions).code;
sandbox = {
...sandbox,
test: testString
};
let head = '', tail = '';
if (files.js) {
const { head: headJs = '', tail: tailJs = '' } = files.js;
head += Babel.transform(headJs, babelOptions).code + '\n';
tail += Babel.transform(tailJs, babelOptions).code + '\n';
}
if (files.jsx) {
const { head: headJsx = '', tail: tailJsx = '' } = files.jsx;
head += Babel.transform(headJsx, babelOptions).code + '\n';
tail += Babel.transform(tailJsx, babelOptions).code + '\n';
}
const scriptString = head + '\n' + solution + '\n' + tail + '\n';
// Mock DOM document for ReactDOM.render method
const jsdom = new JSDOM(`
<!doctype html>
<html>
<body>
<div id="root"><div id="challenge-node"></div>
</body>
</html>
`);
const { window } = jsdom;
const document = window.document;
global.window = window;
global.document = document;
global.navigator = {
userAgent: 'node.js'
};
global.requestAnimationFrame = callback => setTimeout(callback, 0);
global.cancelAnimationFrame = id => clearTimeout(id);
// copyProps(window, global);
// Provide dependencies, just provide all of them
const React = require('react');
const ReactDOM = require('react-dom');
const PropTypes = require('prop-types');
const Redux = require('redux');
const ReduxThunk = require('redux-thunk');
const ReactRedux = require('react-redux');
const Enzyme = require('enzyme');
const Adapter16 = require('enzyme-adapter-react-16');
Enzyme.configure({ adapter: new Adapter16() });
sandbox = {
...sandbox,
require,
setTimeout,
window,
document,
React,
ReactDOM,
PropTypes,
Redux,
ReduxThunk,
ReactRedux,
Enzyme,
editor: {
getValue() {
return code;
}
}
};
runScript(scriptString, sandbox);
jsdom.window.close();
} catch (e) {
tapTest.fail(e);
}
}
function createTest({
title,
id = '',
challengeType,
required = [],
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.modern;
// 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 + '\n' + file.head,
tail: result.tail + '\n' + file.tail
}),
{ head: '', tail: '' }
);
return {
...result,
[ext]: file
};
}, {});
let evaluateTest;
if (challengeType === challengeTypes.modern &&
(groupedFiles.js || groupedFiles.jsx)) {
evaluateTest = evaluateReactReduxTest;
} else if (groupedFiles.html) {
evaluateTest = evaluateHtmlTest;
} else if (groupedFiles.js) {
evaluateTest = evaluateJsTest;
} else {
throw new Error(`Unknown challenge type ${title}`);
}
const plan = tests.length * solutions.length;
return testSuite
.flatMap(tapTest => {
tapTest.plan(plan);
return (
Observable.just(tapTest)
.map(addAssertsToTapTest)
.flatMap(assert =>
Observable.from(solutions)
.flatMap(solution =>
Observable.from(tests)
.flatMap(test => evaluateTest(
challengeType,
solution,
assert,
required,
groupedFiles,
test,
tapTest
)
)
)
)
.ignoreElements()
);
});
}
Observable.fromPromise(getChallengesForLang(lang))
.flatMap(curriculum => {
const allChallenges = Object.keys(curriculum)
.map(key => curriculum[key].blocks)
.reduce((challengeArray, superBlock) => {
const challengesForBlock = Object.keys(superBlock).map(
key => superBlock[key].challenges
);
return [...challengeArray, ...flatten(challengesForBlock)];
}, []);
return Observable.from(allChallenges);
})
.do(challenge => {
const result = validateChallenge(challenge);
if (result.error) {
console.log(result.value);
throw new Error(result.error);
}
})
.flatMap(challenge => {
return createTest(challenge);
})
.toArray()
.subscribe(
noSolutions => {
if (noSolutions) {
console.log(
`# These challenges have no solutions (${noSolutions.length})\n` +
'- [ ] ' + noSolutions.join('\n- [ ] ')
);
}
},
err => {
throw err;
},
() => process.exit(0)
);

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@ -0,0 +1,423 @@
const assert = require('chai').assert;
const { flatten } = require('lodash');
const path = require('path');
const fs = require('fs');
require('dotenv').config({ path: path.resolve(__dirname, '../../.env') });
const vm = require('vm');
const jsdom = require('jsdom');
const jQuery = require('jquery');
const Sass = require('node-sass');
const Babel = require('babel-standalone');
const presetEnv = require('babel-preset-env');
const presetReact = require('babel-preset-react');
const rework = require('rework');
const visit = require('rework-visit');
const { getChallengesForLang } = require('../getChallenges');
const MongoIds = require('./utils/mongoIds');
const ChallengeTitles = require('./utils/challengeTitles');
const { validateChallenge } = require('../schema/challengeSchema');
const { challengeTypes } = require('../../client/utils/challengeTypes');
const { LOCALE: lang = 'english' } = process.env;
let mongoIds = new MongoIds();
let challengeTitles = new ChallengeTitles();
const { JSDOM } = jsdom;
const babelOptions = {
plugins: ['transform-runtime'],
presets: [presetEnv, presetReact]
};
const jQueryScript = fs.readFileSync(
path.resolve('./node_modules/jquery/dist/jquery.slim.min.js')
);
(async function() {
const allChallenges = await getChallengesForLang(lang).then(curriculum => (
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)];
}, [])
));
describe('Check challenges tests', async function() {
this.timeout(200000);
allChallenges.forEach(challenge => {
describe(challenge.title || 'No title', async function() {
it('Common checks', function() {
const result = validateChallenge(challenge);
if (result.error) {
console.log(result.value);
throw new Error(result.error);
}
const { id, title } = challenge;
mongoIds.check(id, title);
challengeTitles.check(title);
});
const { challengeType } = challenge;
if (challengeType !== challengeTypes.html &&
challengeType !== challengeTypes.js &&
challengeType !== challengeTypes.bonfire &&
challengeType !== challengeTypes.modern
) {
return;
}
let { tests } = challenge;
tests = tests.filter(test => !!test.testString);
if (tests.length === 0) {
it.skip('Check tests syntax. No tests.');
return;
}
describe('Check tests syntax', function() {
tests.forEach(test => {
it(`Check for: ${test.text}`, function() {
assert.doesNotThrow(
() => new vm.Script(test.testString)
);
});
});
});
let { solutions } = challenge;
const noSolution = new RegExp('// solution required');
solutions = solutions.filter(solution => (
!!solution && !noSolution.test(solution)
));
if (solutions.length === 0) {
it.skip('Check tests against solutions. No solutions');
return;
}
const { files, required } = challenge;
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 + '\n' + file.head,
tail: result.tail + '\n' + file.tail
}),
{ head: '', tail: '' }
);
return {
...result,
[ext]: file
};
}, {});
let evaluateTest;
if (challengeType === challengeTypes.modern &&
(groupedFiles.js || groupedFiles.jsx)) {
evaluateTest = evaluateReactReduxTest;
} else if (groupedFiles.html) {
evaluateTest = evaluateHtmlTest;
} else if (groupedFiles.js) {
evaluateTest = evaluateJsTest;
} else {
it.skip('Check tests against solutions. Unknown file type.');
return;
}
describe('Check tests against solutions', async function() {
solutions.forEach((solution, index) => {
describe(`Solution ${index + 1}`, async function() {
tests.forEach(test => {
it(test.text, async function() {
await evaluateTest({
challengeType,
solution,
required,
files: groupedFiles,
test
});
});
});
});
});
});
});
});
});
run();
})();
// Fake Deep Equal dependency
const DeepEqual = (a, b) => JSON.stringify(a) === JSON.stringify(b);
// Hardcode Deep Freeze dependency
const DeepFreeze = o => {
Object.freeze(o);
Object.getOwnPropertyNames(o).forEach(function(prop) {
if (
o.hasOwnProperty(prop) &&
o[prop] !== null &&
(typeof o[prop] === 'object' || typeof o[prop] === 'function') &&
!Object.isFrozen(o[prop])
) {
DeepFreeze(o[prop]);
}
});
return o;
};
function isPromise(value) {
return (
value &&
typeof value.subscribe !== 'function' &&
typeof value.then === 'function'
);
}
function transformSass(solution) {
const fragment = JSDOM.fragment(`<div>${solution}</div>`);
const styleTags = fragment.querySelectorAll('style[type="text/sass"]');
if (styleTags.length > 0) {
styleTags.forEach(styleTag => {
styleTag.innerHTML = Sass.renderSync({ data: styleTag.innerHTML }).css;
styleTag.type = 'text/css';
});
return fragment.children[0].innerHTML;
}
return solution;
}
const colors = {
red: 'rgb(255, 0, 0)',
green: 'rgb(0, 255, 0)',
blue: 'rgb(0, 0, 255)',
black: 'rgb(0, 0, 0)',
gray: 'rgb(128, 128, 128)',
yellow: 'rgb(255, 255, 0)'
};
function replaceColorNamesPlugin(style) {
visit(style, declarations => {
declarations
.filter(decl => decl.type === 'declaration')
.forEach(decl => {
if (colors[decl.value]) {
decl.value = colors[decl.value];
}
});
});
}
// JSDOM uses CSSStyleDeclaration, which does not convert color keywords
// to 'rgb()' https://github.com/jsakas/CSSStyleDeclaration/issues/48.
// It's a workaround.
function replaceColorNames(solution) {
const fragment = JSDOM.fragment(`<div>${solution}</div>`);
const styleTags = fragment.querySelectorAll('style');
if (styleTags.length > 0) {
styleTags.forEach(styleTag => {
styleTag.innerHTML = rework(styleTag.innerHTML)
.use(replaceColorNamesPlugin)
.toString();
});
return fragment.children[0].innerHTML;
}
return solution;
}
async function evaluateHtmlTest({
challengeType,
solution,
required = [],
files,
test
}) {
const code = solution;
const { head = '', tail = '' } = files.html;
const options = {
resources: 'usable',
runScripts: 'dangerously',
virtualConsole: new jsdom.VirtualConsole()
};
const links = required
.map(({ link, src }) => {
if (link && src) {
throw new Error(`
A required file can not have both a src and a link: src = ${src}, link = ${link}
`);
}
if (src) {
return `<script src='${src}' type='text/javascript'></script>`;
}
if (link) {
return `<link href='${link}' rel='stylesheet' />`;
}
return '';
})
.reduce((head, required) => head.concat(required), '');
const scripts = `
<head>
<script>${jQueryScript}</script>
${links}
</head>
`;
solution = transformSass(solution);
solution = replaceColorNames(solution);
const dom = new JSDOM(`
<!doctype html>
<html>
${scripts}
${head}
${solution}
${tail}
</html>
`, options);
if (links || challengeType === challengeTypes.modern) {
await new Promise(resolve => setTimeout(resolve, 1000));
}
dom.window.code = code;
runTestInJsdom(dom, test.testString);
}
async function evaluateJsTest({
solution,
files,
test
}) {
const virtualConsole = new jsdom.VirtualConsole();
const dom = new JSDOM('', { runScripts: 'dangerously', virtualConsole });
dom.window.code = solution;
const { head = '', tail = '' } = files.js;
const scriptString = head + '\n' + solution + '\n' + tail + '\n';
await runTestInJsdom(dom, test.testString, scriptString);
}
async function evaluateReactReduxTest({
solution,
files,
test
}) {
const code = solution;
/* Transpile ALL the code
* (we may use JSX in head or tail or tests, too): */
solution = Babel.transform(solution, babelOptions).code;
const testString = Babel.transform(test.testString, babelOptions).code;
let head = '', tail = '';
if (files.js) {
const { head: headJs = '', tail: tailJs = '' } = files.js;
head += Babel.transform(headJs, babelOptions).code + '\n';
tail += Babel.transform(tailJs, babelOptions).code + '\n';
}
if (files.jsx) {
const { head: headJsx = '', tail: tailJsx = '' } = files.jsx;
head += Babel.transform(headJsx, babelOptions).code + '\n';
tail += Babel.transform(tailJsx, babelOptions).code + '\n';
}
const scriptString = head + '\n' + solution + '\n' + tail + '\n';
const virtualConsole = new jsdom.VirtualConsole();
// Mock DOM document for ReactDOM.render method
const dom = new JSDOM(`
<!doctype html>
<html>
<body>
<div id="root"><div id="challenge-node"></div>
</body>
</html>
`, {
runScripts: 'dangerously',
virtualConsole
});
const { window } = dom;
const document = window.document;
global.window = window;
global.document = document;
global.navigator = {
userAgent: 'node.js'
};
global.requestAnimationFrame = callback => setTimeout(callback, 0);
global.cancelAnimationFrame = id => clearTimeout(id);
// Provide dependencies, just provide all of them
dom.window.React = require('react');
dom.window.ReactDOM = require('react-dom');
dom.window.PropTypes = require('prop-types');
dom.window.Redux = require('redux');
dom.window.ReduxThunk = require('redux-thunk');
dom.window.ReactRedux = require('react-redux');
dom.window.Enzyme = require('enzyme');
const Adapter16 = require('enzyme-adapter-react-16');
dom.window.Enzyme.configure({ adapter: new Adapter16() });
dom.window.require = require;
dom.window.code = code;
dom.window.editor = {
getValue() {
return code;
}
};
await runTestInJsdom(dom, testString, scriptString);
}
async function runTestInJsdom(dom, testString, scriptString = '') {
// jQuery used by tests
jQuery(dom.window);
dom.window.assert = assert;
dom.window.DeepEqual = DeepEqual;
dom.window.DeepFreeze = DeepFreeze;
dom.window.isPromise = isPromise;
dom.window.__test = testString;
scriptString += `;
(async () => {
try {
const testResult = eval(__test);
if (typeof testResult === 'function') {
const __result = testResult(() => code);
if (isPromise(__result)) {
await __result;
}
}
}catch (e) {
window.__error = e;
}
})();`;
const script = new vm.Script(scriptString);
dom.runVMScript(script);
if (dom.window.__error) {
throw dom.window.__error;
}
}