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 = {
  collectCoverage: true,
  collectCoverageFrom: [
    'app/**/*.{js,jsx,ts,tsx}',
    '!**/*.d.ts',
    '!**/node_modules/**',
    '!<rootDir>/out/**',
    '!<rootDir>/.next/**',
    '!<rootDir>/*.config.ts',
    '!<rootDir>/*.config.js',
    '!<rootDir>/.prettierrc.js',
    '!<rootDir>/coverage/**',
    '!<rootDir>/app/layout.tsx',
    '!<rootDir>/app/fonts/**',
  ],
  coverageThreshold: {
    global: {
      branches: 50,
      functions: 50,
      lines: 50,
      statements: 50,
    },
    // './components/': {
    //   branches: 40,
    //   statements: 40,
    // },
  },

  coverageProvider: 'v8',
  // testEnvironment: 'jsdom',
  testEnvironment: 'jest-environment-jsdom',
  // Add more setup options before each test is run
  setupFilesAfterEnv: ['<rootDir>/jest.setup.ts'],
};

// createJestConfig is exported this way to ensure that next/jest can load the Next.js config which is async
export default createJestConfig(config);