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 = {
    // Add more setup options before each test is run
    setupFilesAfterEnv: ["<rootDir>/jest.setup.js"],

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

    testEnvironment: "jest-environment-jsdom",

    /**
     * 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);