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: './'
})

// Any custom config you want to pass to Jest
const customJestConfig = {
  setupFilesAfterEnv: ['<rootDir>/jest.setup.js'],
  moduleDirectories: ['node_modules', '<rootDir>/'],
  moduleNameMapper: {
    // Handle module aliases (this will be automatically configured for you soon)
    '^@/components/(.*)$': '<rootDir>/src/components/$1',
    '^@/pages/(.*)$': '<rootDir>/src/pages/$1',
    '^@/styles/(.*)$': '<rootDir>/src/styles/$1'
  },
  testEnvironment: 'jest-environment-jsdom',
  testMatch: ['**/__tests__/**/*.+(ts|tsx|js|jsx)', '!**/render.tsx']
}

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