jest.config.js

/** esm modules to transform */
const esmModules = [
  // `query-string` and its related dependencies
  "query-string",
  "decode-uri-component",
  "split-on-first",
  "filter-obj",
];

module.exports = {
  preset: "ts-jest/presets/js-with-ts",
  testEnvironment: "jsdom",
  clearMocks: true,
  testPathIgnorePatterns: ["/.history/"],
  modulePathIgnorePatterns: ["<rootDir>/package.json"],
  resetMocks: false,
  setupFiles: [
    "./jest.setup.js",
    "jest-localstorage-mock",
    "./match-media-mock.js",
  ],
  setupFilesAfterEnv: [
    "@testing-library/jest-dom/extend-expect",
    "@testing-library/jest-dom",
  ],
  transform: {
    "^.+\\.tsx?$": ["ts-jest", {tsconfig: "tsconfig.json"}],
  },
  collectCoverageFrom: [
    "<rootDir>/**/src/**/*.{js,jsx,ts,tsx}",
    "!**/demo/**",
    "!**/example/**",
    "!**/es/**",
    "!**/lib/**",
    "!**/dist/**",
  ],
  moduleNameMapper: {
    "\\.(css|less|scss)$": "identity-obj-proxy",
  },
  transformIgnorePatterns: [
    `node_modules/(?!(?:.pnpm/)?(${esmModules.join("|")}))`,
  ],
};