backend-test-utils: add missing mock methods

Signed-off-by: Vincenzo Scamporlino <vincenzos@spotify.com>

packages/backend-test-utils/src/next/services/MockAuthService.ts

@@ -36,6 +36,7 @@ import {
   UserTokenPayload,
   ServiceTokenPayload,
 } from './mockCredentials';
+import { JsonObject } from '@backstage/types';
 
 /** @internal */
 export class MockAuthService implements AuthService {
@@ -184,4 +185,8 @@ export class MockAuthService implements AuthService {
       expiresAt: new Date(Date.now() + 3600_000),
     };
   }
+
+  listPublicServiceKeys(): Promise<{ keys: JsonObject[] }> {
+    throw new Error('Not implemented');
+  }
 }

packages/backend-test-utils/src/next/services/mockServices.ts

@@ -207,6 +207,7 @@ export namespace mockServices {
       isPrincipal: jest.fn() as any,
       getPluginRequestToken: jest.fn(),
       getLimitedUserToken: jest.fn(),
+      listPublicServiceKeys: jest.fn(),
     }));
   }
 

yarn.lock

@@ -27585,6 +27585,7 @@ __metadata:
     "@backstage/plugin-sonarqube-backend": "workspace:^"
     "@backstage/plugin-techdocs-backend": "workspace:^"
     "@backstage/plugin-todo-backend": "workspace:^"
+    express-promise-router: ^4.1.0
   languageName: unknown
   linkType: soft