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myteamwallet_frontend/src/app/modules/auth.service.spec.ts

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+import { HttpClient } from '@angular/common/http';
+import { TestBed } from '@angular/core/testing';
+import { of } from 'rxjs';
+
+import { AuthService } from './auth.service';
+
+describe('AuthService', () => {
+  let service: AuthService;
+  const mockHttp = jasmine.createSpyObj('HttpClient', ['post']);
+  mockHttp.post.and.returnValue(of({
+    token: 'token',
+    user: {id: 1, email: 'mail', firstName: 'first', lastName: 'last'}
+  }))
+
+  beforeEach(() => {
+    TestBed.configureTestingModule({
+      imports: [],
+      providers: [{ provide: HttpClient, useValue: mockHttp }]
+    });
+    service = TestBed.inject(AuthService);
+  });
+
+  it('should be created', () => {
+    expect(service).toBeTruthy();
+  });
+
+  it('should log in', async () => {
+    expect(service['authInfoSubject'].value).toBeNull();
+    const success = await service.login('mail', 'passwort123');
+    expect(success).toBeTrue();
+    expect(service['authInfoSubject'].value).not.toBeNull();
+    expect(service['authInfoSubject'].value.id).toBe(1);
+    expect(service['authInfoSubject'].value.email).toEqual('mail');
+    expect(service['authInfoSubject'].value.firstName).toEqual('first');
+    expect(service['authInfoSubject'].value.lastName).toEqual('last');
+  })
+});