jest.config.js
const { defaults } = require('jest-config');
module.exports = {
collectCoverageFrom: [
'lib/**/*.{js,mjs}',
],
coverageDirectory: './coverage/',
moduleFileExtensions: [
...defaults.moduleFileExtensions,
'mjs',
],
testEnvironment: 'node',
testMatch: [
'**/spec/**/*.spec.mjs',
],
transform: {
'^.+\\.mjs$': 'babel-jest',
},
verbose: true,
};