remove not needed test dependencies

Signed-off-by: Katharina Sick <katharina.sick@dynatrace.com>

plugins/auth-backend/package.json

@@ -78,7 +78,6 @@
   "devDependencies": {
     "@backstage/backend-test-utils": "workspace:^",
     "@backstage/cli": "workspace:^",
-    "@testing-library/jest-dom": "^5.16.5",
     "@types/body-parser": "^1.19.0",
     "@types/cookie-parser": "^1.4.2",
     "@types/express-session": "^1.17.2",
@@ -90,7 +89,6 @@
     "@types/passport-saml": "^1.1.3",
     "@types/passport-strategy": "^0.2.35",
     "@types/xml2js": "^0.4.7",
-    "cross-fetch": "^3.1.5",
     "msw": "^0.49.0",
     "supertest": "^6.1.3"
   },

plugins/auth-backend/src/providers/bitbucketServer/provider.test.ts

@@ -15,7 +15,7 @@
  */
 
 import * as helpers from '../../lib/passport/PassportStrategyHelper';
-import { makeProfileInfo } from '../../lib/passport/PassportStrategyHelper';
+import { makeProfileInfo } from '../../lib/passport';
 import { AuthResolverContext } from '../types';
 import {
   bitbucketServer,
@@ -24,10 +24,9 @@ import {
 } from './provider';
 import { setupServer } from 'msw/node';
 import { setupRequestMockHandlers } from '@backstage/test-utils';
-import { fetch } from 'cross-fetch';
 import { rest } from 'msw';
 
-global.fetch = fetch;
+global.fetch = require('node-fetch');
 
 jest.mock('../../lib/passport/PassportStrategyHelper', () => {
   return {

plugins/auth-backend/src/setupTests.ts

@@ -14,5 +14,4 @@
  * limitations under the License.
  */
 
-import '@testing-library/jest-dom';
-import 'cross-fetch/polyfill';
+export {};

yarn.lock

@@ -4537,7 +4537,6 @@ __metadata:
     "@backstage/types": "workspace:^"
     "@davidzemon/passport-okta-oauth": ^0.0.5
     "@google-cloud/firestore": ^6.0.0
-    "@testing-library/jest-dom": ^5.16.5
     "@types/body-parser": ^1.19.0
     "@types/cookie-parser": ^1.4.2
     "@types/express": ^4.17.6
@@ -4554,7 +4553,6 @@ __metadata:
     compression: ^1.7.4
     cookie-parser: ^1.4.5
     cors: ^2.8.5
-    cross-fetch: ^3.1.5
     express: ^4.17.1
     express-promise-router: ^4.1.0
     express-session: ^1.17.1
@@ -13580,7 +13578,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@testing-library/jest-dom@npm:^5.10.1, @testing-library/jest-dom@npm:^5.16.4, @testing-library/jest-dom@npm:^5.16.5":
+"@testing-library/jest-dom@npm:^5.10.1, @testing-library/jest-dom@npm:^5.16.4":
   version: 5.16.5
   resolution: "@testing-library/jest-dom@npm:5.16.5"
   dependencies: