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
/** @type {import('jest').Config} */
const customJestConfig = {
  setupFilesAfterEnv: ['<rootDir>/jest.setup.ts'],
  moduleFileExtensions: ['js', 'jsx', 'ts', 'tsx'],

  // if using TypeScript with a baseUrl set to the root directory then you need the snippet below for alias' to work
  moduleDirectories: ['node_modules', '<rootDir>/'],

  testEnvironment: 'jest-environment-jsdom',
  testMatch: ['**/*.(test|spec).(js|jsx|ts|tsx)'],
  coveragePathIgnorePatterns: ['/node_modules/'],
  /**
   * Absolute imports and module path aliases
   */
  moduleNameMapper: {
    '^@/(.*)$': '<rootDir>/src/$1',
    '^~/(.*)$': '<rootDir>/public/$1',
  },
}

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