Files
30-seconds-of-code/scripts/tdd.js
2018-01-02 04:02:37 -05:00

55 lines
2.1 KiB
JavaScript

const fs = require('fs-extra');
const SNIPPETS_PATH = './snippets';
const TEST_PATH = './test';
const snippetFiles = fs.readdirSync(SNIPPETS_PATH, 'utf8').map(fileName => fileName.slice(0, -3));
const errSnippets = ['JSONToFile', 'readFileLines', 'UUIDGeneratorNode'];
snippetFiles
.filter(fileName => !errSnippets.includes(fileName))
.map(fileName => {
fs.ensureDirSync(`${TEST_PATH}/${fileName}`);
return fileName;
})
.map(fileName => {
const fileData = fs.readFileSync(`${SNIPPETS_PATH}/${fileName}.md`, 'utf8');
const fileCode = fileData.slice(fileData.indexOf('```js'), fileData.lastIndexOf('```') + 3);
const blockMarkers = fileCode
.split('\n')
.map((line, lineIndex) => (line.slice(0, 3) === '```' ? lineIndex : '//CLEAR//'))
.filter(x => !(x === '//CLEAR//'));
const fileFunction = fileCode
.split('\n')
.map(line => line.trim())
.filter((_, i) => blockMarkers[0] < i && i < blockMarkers[1]);
const fileExample = fileCode
.split('\n')
.map(line => line.trim())
.filter((_, i) => blockMarkers[2] < i && i < blockMarkers[3]);
const exportFile = `module.exports = ${fileFunction.join('\n').slice(9 + fileName.length)}`;
const exportTest = [
`const test = require('tape');`,
`const ${fileName} = require('./${fileName}.js');`,
`\ntest('Testing ${fileName}', (t) => {`,
`\t//For more information on all the methods supported by tape\n\t//Please go to https://github.com/substack/tape`,
`\tt.true(typeof ${fileName} === 'function', '${fileName} is a Function');`,
`\t//t.deepEqual(${fileName}(args..), 'Expected');`,
`\t//t.equal(${fileName}(args..), 'Expected');`,
`\t//t.false(${fileName}(args..), 'Expected');`,
`\t//t.throws(${fileName}(args..), 'Expected');`,
`\tt.end();`,
`});`
].join('\n');
fs.writeFileSync(`${TEST_PATH}/${fileName}/${fileName}.js`, exportFile);
if ( !fs.existsSync(`${TEST_PATH}/${fileName}/${fileName}.test.js`) ) {
fs.writeFileSync(`${TEST_PATH}/${fileName}/${fileName}.test.js`, exportTest);
}
return fileName;
});