Files
30-seconds-of-code/scripts/tdd.js
Angelos Chalaris d9593cdce5 Scripts linted
2018-08-03 10:49:29 +03:00

102 lines
3.5 KiB
JavaScript

/*
This is the tdd script that creates & updates your TDD environment .
Run using `npm run tdd`.
*/
// Load modules
const fs = require('fs-extra'),
path = require('path');
const childProcess = require('child_process');
const chalk = require('chalk');
const util = require('./util');
if (
util.isTravisCI() &&
process.env['TRAVIS_EVENT_TYPE'] !== 'cron' &&
process.env['TRAVIS_EVENT_TYPE'] !== 'api'
) {
console.log(`${chalk.green('NOBUILD')} Testing terminated, not a cron job or a custom build!`);
process.exit(0);
}
// Declare paths
const SNIPPETS_ACTIVE = './snippets';
const SNIPPETS_ARCHIVE = './snippets_archive';
const TEST_PATH = './test';
// Array of snippet names
const snippetFiles = [];
const snippetFilesActive = fs
.readdirSync(SNIPPETS_ACTIVE, 'utf8')
.map(fileName => fileName.slice(0, -3));
const snippetFilesArchive = fs
.readdirSync(SNIPPETS_ARCHIVE, 'utf8')
.filter(fileName => !fileName.includes('README')) // -> Filters out main README.md file in Archieve which isn't a snippet
.map(fileName => fileName.slice(0, -3));
snippetFiles.push(...snippetFilesActive);
snippetFiles.push(...snippetFilesArchive);
console.time('Tester');
snippetFiles
.map(fileName => {
// Check if fileName for snippet exist in test/ dir, if doesnt create
fs.ensureDirSync(path.join(TEST_PATH, fileName));
// return fileName for later use
return fileName;
})
.map(fileName => {
const activeOrArchive = snippetFilesActive.includes(fileName)
? SNIPPETS_ACTIVE
: SNIPPETS_ARCHIVE;
// Grab snippetData
const fileData = fs.readFileSync(path.join(activeOrArchive, `${fileName}.md`), 'utf8');
// Grab snippet Code blocks
const fileCode = fileData.slice(fileData.search(/```\s*js/i), fileData.lastIndexOf('```') + 3);
// Split code based on code markers
const blockMarkers = fileCode
.split('\n')
.map((line, lineIndex) => (line.slice(0, 3) === '```' ? lineIndex : '//CLEAR//'))
.filter(x => !(x === '//CLEAR//'));
// Grab snippet function based on code markers
const fileFunction = fileCode
.split('\n')
.map(line => line)
.filter((_, i) => blockMarkers[0] < i && i < blockMarkers[1]);
// Grab snippet example based on code markers
const fileExample = fileCode
.split('\n')
.map(line => line)
.filter((_, i) => blockMarkers[2] < i && i < blockMarkers[3]);
// Export template for snippetName.js
const exportFile = `${fileFunction.join('\n')}\nmodule.exports = ${fileName};\n`;
// Export template for snippetName.test.js which generates a example test & other information
const exportTest = [
`const expect = require('expect');`,
`const ${fileName} = require('./${fileName}.js');`,
`\ntest('${fileName} is a Function', () => {`,
` expect(${fileName}).toBeInstanceOf(Function);`,
`});\n`
].join('\n');
// Write/Update exportFile which is snippetName.js in respective dir
fs.writeFileSync(path.join(TEST_PATH, fileName, `${fileName}.js`), exportFile);
if (!fs.existsSync(path.join(TEST_PATH, fileName, `${fileName}.test.js`))) {
// if snippetName.test.js doesn't exist inrespective dir exportTest
fs.writeFileSync(`${TEST_PATH}/${fileName}/${fileName}.test.js`, exportTest);
}
// return fileName for later use
return fileName;
});
try {
fs.writeFileSync(path.join(TEST_PATH, 'testlog'), `Test log for: ${new Date().toString()}\n`);
childProcess.execSync(`npm test`);
} catch (e) {
fs.appendFileSync(path.join(TEST_PATH, 'testlog'));
}
console.timeEnd('Tester');