Feature: OIDC & social authentication (#5190)

---------

Co-authored-by: Moritz Pflanzer <moritz@chickadee-engineering.com>
Co-authored-by: shamoon <4887959+shamoon@users.noreply.github.com>

src-ui/src/app/services/django-messages.service.spec.ts

@@ -0,0 +1,30 @@
+import { TestBed } from '@angular/core/testing'
+
+import {
+  DjangoMessageLevel,
+  DjangoMessagesService,
+} from './django-messages.service'
+
+const messages = [
+  { level: DjangoMessageLevel.ERROR, message: 'Error Message' },
+  { level: DjangoMessageLevel.INFO, message: 'Info Message' },
+]
+
+describe('DjangoMessagesService', () => {
+  let service: DjangoMessagesService
+
+  beforeEach(() => {
+    window['DJANGO_MESSAGES'] = messages
+    TestBed.configureTestingModule({
+      providers: [DjangoMessagesService],
+    })
+    service = TestBed.inject(DjangoMessagesService)
+  })
+
+  it('should retrieve global django messages if present', () => {
+    expect(service.get()).toEqual(messages)
+
+    window['DJANGO_MESSAGES'] = undefined
+    expect(service.get()).toEqual([])
+  })
+})