jest.config.js

export default {
  collectCoverage: false,
  collectCoverageFrom: [
    'packages/contentful-ssg/**',
    '!packages/contentful-ssg/src/cli.ts',
    '!packages/contentful-ssg/src/lib/config.ts',
    // skip helper/create-require.ts as istanbul coverage could not handle imo
    '!packages/contentful-ssg/src/lib/create-require.ts',
    '!**/node_modules/**',
    '!**/__test__/**',
    '!**/dist/**',
  ],
  roots: ['packages/'],
  testPathIgnorePatterns: ['/dist/'],
  transform: {
    '^.+\\.tsx?$': 'ts-jest',
  },
  transformIgnorePatterns: ['node_modules/(?!(@jungvonmatt/contentful-ssg))'],
  testRegex: '/src/.*\\.test.(js|ts)$',

  preset: 'ts-jest/presets/default-esm',
  moduleFileExtensions: ['ts', 'js'],

  moduleDirectories: ['node_modules'],

  extensionsToTreatAsEsm: ['.ts'],

  globals: {
    'ts-jest': {
      useESM: true,
    },
  },

  moduleNameMapper: {
    '^(\\.{1,2}/.*)\\.js$': '$1',
    '^@jungvonmatt/(.*)$': '<rootDir>/packages/$1',
  },
};