add simple test for app component

Signed-off-by: Mirko Mollik <[email protected]>

apps/issuer-backend/src/app.controller.ts

@@ -2,7 +2,7 @@ import { Controller, Get } from '@nestjs/common';
 import { ApiOperation } from '@nestjs/swagger';
 import { Public } from 'nest-keycloak-connect';
 
-@Controller('app')
+@Controller()
 export class AppController {
 
   /**

apps/issuer-backend/src/app.spec.ts

@@ -0,0 +1,25 @@
+import { Test, TestingModule } from '@nestjs/testing';
+import { INestApplication } from '@nestjs/common';
+import * as request from 'supertest';
+import { AppController } from './app.controller';
+
+describe('AppController', () => {
+  let app: INestApplication;
+
+  beforeEach(async () => {
+    const moduleFixture: TestingModule = await Test.createTestingModule({
+      controllers: [AppController],
+    }).compile();
+
+    app = moduleFixture.createNestApplication();
+    await app.init();
+  });
+
+  it('/GET health', () => {
+    return request(app.getHttpServer()).get('/health').expect(200).expect('ok');
+  });
+
+  afterAll(async () => {
+    await app.close();
+  });
+});