jest.config.js

const config = {
  verbose: true,
  collectCoverageFrom: [
    'src/**/*.{js,jsx,ts,tsx}',
    '!src/**/*.d.ts',
  ],
  globalSetup: '<rootDir>/config/jest/globalSetup.js',
  setupFiles: [],
  setupFilesAfterEnv: [],
  testMatch: [
    '<rootDir>/src/**/__tests__/**/*.{js,jsx,ts,tsx}',
    '<rootDir>/src/**/*.{spec,test}.{js,jsx,ts,tsx}',
  ],
  testEnvironmentOptions: {
    resources: 'usable',
  },
  transform: {
    '^.+\\.css$': '<rootDir>/config/jest/cssTransform.js',
    '^.+\\.(js|jsx|ts|tsx)$': '<rootDir>/node_modules/babel-jest',
    '^(?!.*\\.(js|jsx|ts|tsx|json)$)': '<rootDir>/config/jest/fileTransform.js',
  },
  transformIgnorePatterns: [
    '[/\\\\]node_modules[/\\\\].+\\.(js|jsx|ts|tsx)$',
  ],
  moduleFileExtensions: [
    'js',
    'ts',
    'tsx',
    'json',
    'jsx',
  ],
  watchPlugins: [
    'jest-watch-typeahead/filename',
    'jest-watch-typeahead/testname',
  ],
};
module.exports = config;