import JSDOMEnvironment from "jest-environment-jsdom"; import { cloneDeep } from "lodash"; // https://github.com/facebook/jest/blob/v29.4.3/website/versioned_docs/version-29.4/Configuration.md#testenvironment-string export default class FixJSDOMEnvironment extends JSDOMEnvironment { constructor(...args: ConstructorParameters) { super(...args); // TODO Tests aren't polyfilled. this.global.structuredClone = cloneDeep; // FIXME https://github.com/nodejs/node/issues/35889 // Add missing importActual() function to mirror requireActual(), // which lets us work around the ESM bug. // Wrap the construction of the function in eval, so that transpilers // don't touch the import() call. this.global.importActual = eval("url => import(url)"); } }