old_contents: module.exports = {
    // cacheDirectory: '.cache/jest',
    clearMocks: true,
    moduleNameMapper: {
      '\\.(jpg|jpeg|png|gif|eot|otf|webp|svg|ttf|woff|woff2|mp4|webm|wav|mp3|m4a|aac|oga)$':
        '<rootDir>/__mocks__/fileMock.js',
      '\\.(css|scss)$': '<rootDir>/__mocks__/styleMock.js',
      '\\.(md)$': '<rootDir>/__mocks__/htmlMock.js',
    },
    roots: [
      '<rootDir>/addons',
      '<rootDir>/app',
      '<rootDir>/lib',
      '<rootDir>/examples/cra-kitchen-sink',
      '<rootDir>/examples/official-storybook',
    ],
    testPathIgnorePatterns: ['/node_modules/', 'addon-jest.test.js', '/cli/test/'],
    collectCoverage: false,
    collectCoverageFrom: [
      'app/**/*.{js,jsx}',
      'lib/**/*.{js,jsx}',
      'addons/**/*.{js,jsx}',
      '!**/cli/test/**',
      '!**/generators/**',
    ],
    coverageDirectory: 'coverage',
    testEnvironment: 'jsdom',
    setupTestFrameworkScriptFile: './scripts/jest.init.js',
    setupFiles: ['raf/polyfill'],
    testURL: 'http://localhost',
  };
  
new_contents: module.exports = {
    cacheDirectory: '.cache/jest',
    clearMocks: true,
    moduleNameMapper: {
      '\\.(jpg|jpeg|png|gif|eot|otf|webp|svg|ttf|woff|woff2|mp4|webm|wav|mp3|m4a|aac|oga)$':
        '<rootDir>/__mocks__/fileMock.js',
      '\\.(css|scss)$': '<rootDir>/__mocks__/styleMock.js',
      '\\.(md)$': '<rootDir>/__mocks__/htmlMock.js',
    },
    roots: [
      '<rootDir>/addons',
      '<rootDir>/app',
      '<rootDir>/lib',
      '<rootDir>/examples/cra-kitchen-sink',
      '<rootDir>/examples/official-storybook',
    ],
    testPathIgnorePatterns: ['/node_modules/', 'addon-jest.test.js', '/cli/test/'],
    collectCoverage: false,
    collectCoverageFrom: [
      'app/**/*.{js,jsx}',
      'lib/**/*.{js,jsx}',
      'addons/**/*.{js,jsx}',
      '!**/cli/test/**',
      '!**/generators/**',
    ],
    coverageDirectory: 'coverage',
    testEnvironment: 'jsdom',
    setupTestFrameworkScriptFile: './scripts/jest.init.js',
    setupFiles: ['raf/polyfill'],
    testURL: 'http://localhost',
  };
  
subject: REVERT cacheDirectory in jest.config