jest.config.ts

export default {
  testEnvironment: "jest-environment-jsdom", // Same name of the lib you installed
  setupFilesAfterEnv: ["<rootDir>/jest.setup.ts"], // The file you created to extend jest config and "implement" the jest-dom environment in the jest globals
  moduleNameMapper: {
    "\\.(gif|ttf|eot|svg|png)$": "<rootDir>/test/__mocks__/fileMock.js", // The global stub for weird files
    "\\.(css|less|sass|scss)$": "identity-obj-proxy", // The mock for style related files
    "^@/(.*)$": "<rootDir>/src/$1", // [optional] Are you using aliases?
  },
  reporters: [
    'default',
    [
      'jest-sonar',
      {
        outputDirectory: 'reports',
        outputName: 'sonar-report.xml',
      },
    ],
  ],
  testMatch: ['<rootDir>/test/**/*.(test|spec).ts?(x)'], 
  transform: {
    "^.+\\.[t|j]sx?$": "babel-jest",
  },
};