jest.config.js

/** @type {import('ts-jest').JestConfigWithTsJest} */
/**
 * For a detailed explanation regarding each configuration property, visit:
 * https://jestjs.io/docs/configuration
 */

const config = {
	// An array of file extensions your modules use
	moduleFileExtensions: [
		'js',
		'mjs',
		'cjs',
		'jsx',
		'ts',
		'tsx',
		'json',
		'node',
	],

	// A preset that is used as a base for Jest's configuration
	preset: 'ts-jest',

	// A list of paths to directories that Jest should use to search for files in
	roots: ['<rootDir>'],

	// The test environment that will be used for testing
	testEnvironment: 'node',

	// The glob patterns Jest uses to detect test files
	testMatch: ['**/tests/**/*.[jt]s?(x)', '**/?(*.)+(spec|test).[tj]s?(x)'],

	// A map from regular expressions to paths to transformers
	transform: {
		'^.+\\.[tj]sx?$': [
			'ts-jest',
			{
				// ts-jest configuration goes here
			},
		],
	},
};

module.exports = config;