jest.config.js

// this config includes typescript specific settings
// and if you're not using typescript, you should remove `transform` property
module.exports = {
	transform: {
		'^.+\\.tsx?$': 'ts-jest',
	},
	testRegex: 'src(/__tests__/.*|(\\.|/)(test|spec))\\.(jsx?|tsx?)$',
	testPathIgnorePatterns: ['lib/', 'node_modules/'],
	moduleFileExtensions: ['ts', 'tsx', 'js', 'jsx', 'json', 'node'],
	testEnvironment: 'node',
	rootDir: 'src',
}