jest.config.js

/* eslint-disable github/unescaped-html-literal */

'use strict'

const path = require('node:path')

/**
 * @type {import('jest').Config}
 */
module.exports = {
  testEnvironment: 'jsdom',
  cacheDirectory: '.test',
  collectCoverageFrom: ['src/**/*.{js,jsx,ts,tsx}', '!src/stories/**', '!**/*.stories.{js,jsx,ts,tsx}'],
  moduleNameMapper: {
    '\\.css$': 'jest-css-modules',
    // We need to specify this package subpath because it does not provide a `require` conditional export path
    '@oddbird/popover-polyfill/fn': path.join(
      __dirname,
      'node_modules',
      '@oddbird',
      'popover-polyfill',
      'dist',
      'popover-fn.js',
    ),
  },
  setupFiles: ['<rootDir>/src/utils/test-helpers.tsx'],
  setupFilesAfterEnv: ['<rootDir>/src/utils/test-matchers.tsx', '<rootDir>/src/utils/test-deprecations.tsx'],
  testMatch: ['<rootDir>/(src|codemods)/**/*.test.[jt]s?(x)', '!**/*.types.test.[jt]s?(x)'],
  transformIgnorePatterns: [
    'node_modules/(?!@github/combobox-nav|@koddsson/textarea-caret|@github/[a-z-]+-element|@lit-labs/react|@oddbird/popover-polyfill)',
  ],
  watchPlugins: ['jest-watch-typeahead/filename', 'jest-watch-typeahead/testname'],
}