jest.config.js

/** @type {import('@jest/types').Config.InitialOptions} */
const config = {
    testEnvironment: 'jsdom',
    collectCoverageFrom: ['./src/**/*.{ts,tsx}'],
    coveragePathIgnorePatterns: [
        '.d.ts',
        '.api.ts',
        'index.ts',
        '/src/app',
        '/src/test',
        '/src/shared/lib',
        '/testUtils/',
    ],
    setupFilesAfterEnv: ['<rootDir>/src/test/setup.ts'],
    globalSetup: '<rootDir>/src/test/globalSetup.ts',
    moduleNameMapper: {
        '^@/(.*)$': '<rootDir>/src/$1',
    },
    transform: {
        '^.+\\.(svg|jpg|jpeg|css|mp4|png|webp)$': '<rootDir>/src/test/fileTransform.js',
        '^.+\\.m?[tj]sx?$': [
            'ts-jest',
            {
                tsconfig: {
                    isolatedModules: true,
                    module: 'CommonJS',
                    target: 'ES2020',
                    allowJs: true,
                    jsx: 'react-jsx',
                },
            },
        ],
    },
    // Allow transforming specific ESM deps even under pnpm's nested layout
    // e.g. node_modules/.pnpm/<pkg>@<ver>/node_modules/<pkg>/...
    transformIgnorePatterns: [
        // Transform wagmi-related ESM and gov-ui-kit; avoid downleveling viem/abitype unless needed
        'node_modules/(?!(?:\\.pnpm/[^/]+/node_modules/)?(@aragon/gov-ui-kit|wagmi|@wagmi|use-sync-external-store|react-merge-refs)(/|$))',
    ],
};

module.exports = config;