jest.config.js

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