jupyter-js-auto-test/testfile1.js

Auto scan files under the directory and run test in them

const chalk = require('chalk')

module.exports = {
    foo
}

function foo(callback) {
    if (1 + 1 === 2) {
        console.log(chalk.green('Test foo passed'))
        callback(true)
    } else {
        console.log(chalk.red('Test foo failed due to '), 'impossible')
        callback(false, 'error message')
    }
}