.jest.js

const libDir = process.env.LIB_DIR;

const transformIgnorePatterns = [
  '/dist/', 'node_modules\/[^/]+?\/(?!(es|node_modules)\/)', // Ignore modules without es dir
];

module.exports = {
  testURL: 'http://localhost/',
  setupFiles: ['./tests/setup.js'],
  moduleFileExtensions: [
    "js",
    "jsx",
    "json",
    "vue",
    "md",
    "jpg"
  ],
  modulePathIgnorePatterns: ['/_site/'],
  testPathIgnorePatterns: [
    '/node_modules/', 'node'
  ],
  transform: {
    ".*\\.(vue|md)$": "<rootDir>/node_modules/vue-jest",
    "^.+\\.(js|jsx)$": "<rootDir>/node_modules/babel-jest"
  },
  testRegex: libDir === 'dist'
    ? 'demo\\.test\\.js$'
    : '.*\\.test\\.js$',
  moduleNameMapper: {
    "^@/(.*)$": "<rootDir>/$1",
    "gov-design-vue": "<rootDir>/components/index.js",
    "^vue$": "vue/dist/vue.common.js"
  },
  snapshotSerializers: ["<rootDir>/node_modules/jest-serializer-vue"],
  collectCoverage: process.env.COVERAGE === 'true',
  collectCoverageFrom: [
    "components/**/*.{js,jsx,vue}",
    '!components/*/style/index.{js,jsx}',
    '!components/style/*.{js,jsx}',
    '!components/*/locale/*.{js,jsx}',
    '!components/*/__tests__/**/type.{js,jsx}',
    '!components/vc-*/**/*',
    '!components/*/demo/**/*',
    '!components/_util/**/*',
    '!components/align/**/*',
    '!components/trigger/**/*',
    '!components/style.js',
    "!**/node_modules/**"
  ],
  transformIgnorePatterns
};