Fix tests on node 10

Author: Luca Forstner

packages/nextjs/jest.config.js

@@ -5,5 +5,4 @@ module.exports = {
   // This prevents the build tests from running when unit tests run. (If they do, they fail, because the build being
   // tested hasn't necessarily run yet.)
   testPathIgnorePatterns: ['<rootDir>/test/buildProcess/'],
-  setupFiles: ['<rootDir>/test/setupUnitTests.ts'],
 };

packages/nextjs/package.json

@@ -32,8 +32,7 @@
   "devDependencies": {
     "@types/webpack": "^4.41.31",
     "eslint-plugin-react": "^7.31.11",
-    "next": "10.1.3",
-    "whatwg-fetch": "3.6.2"
+    "next": "10.1.3"
   },
   "peerDependencies": {
     "next": "^10.0.8 || ^11.0 || ^12.0 || ^13.0",

packages/nextjs/test/edge/edgeWrapperUtils.test.ts

@@ -5,6 +5,30 @@ import { withEdgeWrapping } from '../../src/edge/utils/edgeWrapperUtils';
 
 jest.spyOn(sentryTracing, 'hasTracingEnabled').mockImplementation(() => true);
 
+// @ts-ignore Request does not exist on type Global
+const origRequest = global.Request;
+// @ts-ignore Response does not exist on type Global
+const origResponse = global.Response;
+
+// @ts-ignore Request does not exist on type Global
+global.Request = class Request {
+  headers = {
+    get() {
+      return null;
+    },
+  };
+};
+
+// @ts-ignore Response does not exist on type Global
+global.Response = class Request {};
+
+afterAll(() => {
+  // @ts-ignore Request does not exist on type Global
+  global.Request = origRequest;
+  // @ts-ignore Response does not exist on type Global
+  global.Response = origResponse;
+});
+
 describe('withEdgeWrapping', () => {
   it('should return a function that calls the passed function', async () => {
     const origFunctionReturnValue = new Response();

packages/nextjs/test/setupUnitTests.ts

@@ -25053,7 +25053,7 @@ whatwg-encoding@^2.0.0:
   dependencies:
     iconv-lite "0.6.3"
 
-whatwg-fetch@3.6.2, whatwg-fetch@>=0.10.0:
+whatwg-fetch@>=0.10.0:
   version "3.6.2"
   resolved "https://registry.yarnpkg.com/whatwg-fetch/-/whatwg-fetch-3.6.2.tgz#dced24f37f2624ed0281725d51d0e2e3fe677f8c"
   integrity sha512-bJlen0FcuU/0EMLrdbJ7zOnW6ITZLrZMIarMUVmdKtsGvZna8vxKYaexICWPfZ8qwf9fzNq+UEIZrnSaApt6RA==