chore(deps): upgrade to msw v2 [EE-6489] (#10911)

app/setup-tests/jest-polyfills.ts

@@ -0,0 +1,42 @@
+/* eslint-disable import/order */
+/* eslint-disable @typescript-eslint/no-var-requires */
+/**
+ * @note The block below contains polyfills for Node.js globals
+ * required for Jest to function when running JSDOM tests.
+ * These HAVE to be require's and HAVE to be in this exact
+ * order, since "undici" depends on the "TextEncoder" global API.
+ *
+ * Consider migrating to a more modern test runner if
+ * you don't want to deal with this.
+ */
+// eslint-disable-next-line @typescript-eslint/ban-ts-comment
+// @ts-ignore
+const { TextDecoder, TextEncoder } = require('node:util');
+
+Object.defineProperties(globalThis, {
+  TextDecoder: { value: TextDecoder },
+  TextEncoder: { value: TextEncoder },
+});
+
+const { ReadableStream } = require('node:stream/web');
+
+Object.defineProperties(globalThis, {
+  ReadableStream: { value: ReadableStream },
+});
+
+const { Blob, File } = require('node:buffer');
+
+const { fetch, Headers, FormData, Request, Response } = require('undici');
+
+Object.defineProperties(globalThis, {
+  fetch: { value: fetch, writable: true },
+  Blob: { value: Blob },
+  File: { value: File },
+  Headers: { value: Headers },
+  FormData: { value: FormData },
+  Request: { value: Request },
+  Response: { value: Response },
+});
+
+/* eslint-enable @typescript-eslint/no-var-requires */
+/* eslint-enable import/order */