jest.config.js

module.exports = {
    transform: {'^.+\\.ts?$': 'ts-jest'},
    testEnvironment: 'node',
    testRegex: '/(tests|src)/.*\\.(test|spec)?\\.(ts|tsx|js)$',
    moduleFileExtensions: ['ts', 'tsx', 'js', 'jsx', 'json', 'node'],
    setupFilesAfterEnv: []
};