jest.config.ts

import type { Config } from 'jest';
import nextJest from 'next/jest.js';

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 config: Config = {
  coverageProvider: 'v8',
  testEnvironment: 'jsdom',
  // Add more setup options before each test is run
  setupFilesAfterEnv: ['<rootDir>/jest.setup.ts'],
  moduleNameMapper: {
    // Handle CSS imports (e.g., Tailwind styles)
    '\\.(css|scss|sass)$': 'identity-obj-proxy',

    // Handle module aliases defined in tsconfig.json
    '^@/(.*)$': '<rootDir>/$1',
  },
  collectCoverageFrom: [
    '**/*.{js,jsx,ts,tsx}',
    '!**/node_modules/**',
    '!**/.next/**',
    '!**/coverage/**',
    '!jest.setup.ts',
  ],
  coverageDirectory: 'coverage', // Customize coverage output directory
  coverageReporters: ['html', 'text'], // Generate both HTML and text reports
};

export default createJestConfig(config);