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: {
    '^.+\\.(svg)$': '<rootDir>/src/utils/svg-mock.tsx',
  },
  testEnvironment: 'jest-environment-jsdom',
  testPathIgnorePatterns: [
    '/node_modules/',
    '<rootDir>/__tests__/utils/setup.ts',
  ],
};

// createJestConfig is exported this way to ensure that next/jest can load the Next.js config which is async
module.exports = async () => ({
  ...(await createJestConfig(customJestConfig)()),
  transformIgnorePatterns: [
    'node_modules/(?!nanoid/)',
    '^.+\\.module\\.(css|sass|scss)$',
  ],
});