jest.jsdom.js

const JSDOMEnvironment = require('jest-environment-jsdom').default;

module.exports = class FixedJSDOMEnvironment extends JSDOMEnvironment {
  constructor(...args) {
    super(...args);

    /**
     * @note Opt-out from JSDOM using browser-style resolution
     * for dependencies. This is simply incorrect, as JSDOM is
     * not a browser, and loading browser-oriented bundles in
     * Node.js will break things.
     *
     * Consider migrating to a more modern test runner if you
     * don't want to deal with this.
     */
    this.customExportConditions = args.customExportConditions || [''];

    this.global.TextDecoder = TextDecoder;
    this.global.TextEncoder = TextEncoder;
    //this.global.TextDecoderStream = TextDecoderStream
    //this.global.TextEncoderStream = TextEncoderStream
    this.global.ReadableStream = ReadableStream;

    this.global.Blob = Blob;
    this.global.Headers = Headers;
    this.global.FormData = FormData;
    this.global.Request = Request;
    this.global.Response = Response;
    this.global.fetch = fetch;
    this.global.structuredClone = structuredClone;
    this.global.URL = URL;
    this.global.URLSearchParams = URLSearchParams;

    this.global.BroadcastChannel = BroadcastChannel;
    this.global.TransformStream = TransformStream;
  }
};