jest.config.json

{
  "projects": [
    {
      "displayName": "ESLint",
      "runner": "jest-runner-eslint",
      "testMatch": [
        "<rootDir>/src/**/*{js,ts,jsx,tsx}"
      ]
    },
    {
      "displayName": "Unit Test",
      "coveragePathIgnorePatterns": [
        "/node_modules/"
      ],
      "collectCoverageFrom": [
        "src/**/*.{js,jsx,ts,tsx}",
        "!src/**/*.d.ts"
      ],
      "coverageThreshold": {
        "global": {
          "branches": "100",
          "functions": "100",
          "lines": "100",
          "statements": "100"
        }
      },
      "watchman": true,
      "roots": [
        "<rootDir>/src"
      ],
      "testMatch": [
        "<rootDir>/src/**/__tests__/**/*.{js,jsx,ts,tsx}",
        "<rootDir>/src/**/*.{spec,test}.{js,jsx,ts,tsx}"
      ],
      "testEnvironment": "jest-environment-jsdom",
      "transform": {
        "^.+\\.(js|jsx|ts|tsx)$": [
          "babel-jest",
          {
            "configFile": "./.babel/babel.config.jest.json"
          }
        ]
      },
      "transformIgnorePatterns": [
        "[/\\\\]node_modules[/\\\\].+\\.(js|jsx|ts|tsx)$",
        "^.+\\.module\\.(css|sass|scss)$"
      ],
      "modulePaths": [],
      "moduleFileExtensions": [
        "web.js",
        "js",
        "web.ts",
        "ts",
        "web.tsx",
        "tsx",
        "json",
        "web.jsx",
        "jsx",
        "node"
      ]
    }
  ],
  "watchPlugins": [
    "jest-watch-typeahead/filename",
    "jest-watch-typeahead/testname",
    "jest-runner-eslint/watch-fix"
  ]
}