jest.config.js

const es6Packages = [
  "grommet-controls",
  "react-markdown",
  "vfile",
  "unified",
  "remark-parse",
  "mdast-util-from-markdown",
  "mdast-util-to-string",
  "micromark",
  "micromark-core-commonmark",
  "parse-entities"
]

module.exports = {
  "roots": [
    "<rootDir>/src"
  ],
  "collectCoverageFrom": [
    "src/**/*.{js,jsx,ts,tsx}",
    "!src/**/*.d.ts"
  ],
  "setupFiles": [
    "react-app-polyfill/jsdom"
  ],
  "setupFilesAfterEnv": [
    "<rootDir>/src/setupTests.ts"
  ],
  "testMatch": [
    "<rootDir>/src/**/__tests__/**/*.{js,jsx,ts,tsx}",
    "<rootDir>/src/**/*.{spec,test}.{js,jsx,ts,tsx}"
  ],
  "testPathIgnorePatterns": [
    "integration-tests",
  ],
  "testEnvironment": "jsdom",
  "testRunner": "jest-circus/runner",
  "transform": {
    "^.+\\.(js|jsx|mjs|cjs|ts|tsx)$": "babel-jest",
    "^.+\\.css$": "<rootDir>/config/jest/cssTransform.js",
    "^(?!.*\\.(js|jsx|mjs|cjs|ts|tsx|css|json)$)": "<rootDir>/config/jest/fileTransform.js"
  },
  "transformIgnorePatterns": [
    `<rootDir>/node_modules/(?!${es6Packages.join('|')})`
  ],
  "modulePaths": [
    "/Users/benwainwright1/repos/tnm/src"
  ],
  "moduleNameMapper": {
    "^react-native$": "react-native-web",
    "^.+\\.md$": "<rootDir>/src/testSupport/string-file-stub.js",
    "^.+\\.module\\.(css|sass|scss|md)$": "identity-obj-proxy"
  },
  "moduleFileExtensions": [
    "web.js",
    "js",
    "web.ts",
    "ts",
    "web.tsx",
    "tsx",
    "json",
    "web.jsx",
    "jsx",
    "node"
  ],
  "watchPlugins": [
    "jest-watch-typeahead/filename",
    "jest-watch-typeahead/testname"
  ],
  "resetMocks": true,
  "coveragePathIgnorePatterns": [
    "src/fixtures",
    "src/API.ts",
    "src/aws-exports.js",
    "src/cdk-entry.ts",
    "src/index.tsx",
    "src/react-app-env.d.ts",
    "src/reportWebVitals.ts",
    "src/setupTests.ts",
    "src/graphql"
  ]
}