jest.config.js

const nextJest = require('next/jest')

const createJestConfig = nextJest({
  // Provide the path to your Next.js app to load next.config.js and .env files in your test environment
  dir: './',
})

// Add any custom config to be passed to Jest
const customJestConfig = {
  setupFilesAfterEnv: ['<rootDir>/jest.setup.js'],
  moduleNameMapper: {
    // Handle module aliases (this will be automatically configured for you soon)
    '^@/components/(.*)$': '<rootDir>/components/$1',

    '^@/pages/(.*)$': '<rootDir>/pages/$1',
  },
  // testEnvironment: 'jest-environment-jsdom',
  reporters: [ "default", "jest-junit" ],
  collectCoverageFrom: ["pages/**/*.{js,jsx,tsx}"],
  coverageReporters: ["json", "cobertura", "lcov"],
  testTimeout: 30000,
  testMatch: ['**/?(*.)+(spec|test).[t]s'],
  preset: 'jest-puppeteer',
  transform: {
    '^.+\\.ts$': 'ts-jest',
  },
  testPathIgnorePatterns: ['/node_modules/', 'dist'],
}

// createJestConfig is exported this way to ensure that next/jest can load the Next.js config which is async
module.exports = createJestConfig(customJestConfig)