jest.config.ts

const config = {
	roots: ["<rootDir>/src"],
	collectCoverageFrom: ["src/**/*.{js,jsx,ts,tsx}", "!src/**/*.d.ts", "!src/index.tsx", "!src/**/*.type.ts"],
	setupFiles: ["react-app-polyfill/jsdom"],
	testMatch: ["<rootDir>/src/**/__tests__/**/*.{js,jsx,ts,tsx}", "<rootDir>/src/**/*.{spec,test}.{js,jsx,ts,tsx}"],
	testEnvironment: "jsdom",
	transform: {
		"^.+\\.(js|jsx|mjs|cjs|ts|tsx)$": "<rootDir>/config/jest/babelTransform.js",
		"^.+\\.css$": "<rootDir>/config/jest/cssTransform.js",
		"^(?!.*\\.(js|jsx|mjs|cjs|ts|tsx|css|json)$)": "<rootDir>/config/jest/fileTransform.js",
	},
	transformIgnorePatterns: ["[/\\\\]node_modules[/\\\\].+\\.(js|jsx|mjs|cjs|ts|tsx)$", "^.+\\.module\\.(css|sass|scss)$"],
	modulePaths: [],
	moduleNameMapper: {
		"^react-native$": "react-native-web",
		"^.+\\.module\\.(css|sass|scss)$": "identity-obj-proxy",
	},
	moduleFileExtensions: ["web.js", "js", "web.ts", "ts", "web.tsx", "tsx", "json", "web.jsx", "jsx", "node"],
	watchPlugins: ["jest-watch-typeahead/filename", "jest-watch-typeahead/testname"],
	resetMocks: true,
}

export default config