jest.config.json

{
  "cacheDirectory": "./.cache/jest",
  "coverageReporters": [
    "html",
    "json",
    "lcov",
    "text"
  ],
  "coverageDirectory": "<rootDir>/build/coverage/",
  "collectCoverage": true,
  "collectCoverageFrom": [
    "src/**/*.js"
  ],
  "coverageThreshold": {
    "global": {
      "branches": 90,
      "functions": 90,
      "lines": 90,
      "statements": 90
    }
  },
  "moduleFileExtensions": [
    "ts",
    "tsx",
    "js",
    "jsx",
    "json"
  ],
  "modulePathIgnorePatterns": [
    "<rootDir>/build/",
    "<rootDir>/node_modules/",
    "<rootDir>/tools"
  ],
  "roots": ["<rootDir>"],
  "setupFiles": [
    "<rootDir>/tools/helpers/jest.setup.js"
  ],
  "setupFilesAfterEnv": [
    "<rootDir>/tools/helpers/jest.setup.afterEnv.js"
  ],
  "testMatch": [
    "<rootDir>/test/*.spec.tsx",
    "<rootDir>/test/**/*.spec.tsx",
    "<rootDir>/test/*.spec.ts",
    "<rootDir>/test/**/*.spec.ts"
  ],
  "testPathIgnorePatterns": ["<rootDir>[/\\\\](node_modules|.next)[/\\\\]"],
  "transformIgnorePatterns": ["[/\\\\]node_modules[/\\\\].+\\.(ts|tsx)$"],
  "transform": {
    "^.+\\.(js|jsx|ts|tsx)$": "babel-jest"
  },
  "watchPlugins": [
    "jest-watch-typeahead/filename",
    "jest-watch-typeahead/testname"
  ],
  "moduleNameMapper": {
    "\\.(css|less|sass|scss)$": "identity-obj-proxy",
    "\\.(gif|ttf|eot|svg|png)$": "<rootDir>/test/__mocks__/fileMock.js",
    "^helpers/(.*)$": "<rootDir>/helpers/$1"
  },
  "testEnvironment": "jsdom",
  "verbose": false
}