jest.config.ts

import type { Config } from "jest";
import nextJest from "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 config: Config = {
  moduleNameMapper: {
    // Handle module aliases (this will be automatically configured for you soon)
    "^@/(.*)$": "<rootDir>/src/$1",

    "^@/public/(.*)$": "<rootDir>/public/$1",
  },
  setupFilesAfterEnv: ["<rootDir>/jest.setup.ts"],
  clearMocks: true,
  collectCoverage: true,
  collectCoverageFrom: [
    "./src/**/*.{js,jsx,ts,tsx}",
    "!./src/**/_*.{js,jsx,ts,tsx}",
    "!./src/**/*.stories.{js,jsx,ts,tsx}",
    "!**/*.d.ts",
    "!**/node_modules/**",
  ],
  coverageThreshold: {
    global: {
      branches: 0,
      functions: 0,
      lines: 0,
      statements: 0,
    },
  },
  testEnvironment: "jest-environment-jsdom",
  testPathIgnorePatterns: ["<rootDir>/node_modules/", "<rootDir>/tests/"],
};

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