refactor: controller tests (#18035)

* feat: controller unit tests

* refactor: controller tests

server/src/controllers/app.controller.spec.ts

@@ -0,0 +1,49 @@
+import { AppController } from 'src/controllers/app.controller';
+import { SystemConfigService } from 'src/services/system-config.service';
+import request from 'supertest';
+import { ControllerContext, controllerSetup, mockBaseService } from 'test/utils';
+
+describe(AppController.name, () => {
+  let ctx: ControllerContext;
+
+  beforeAll(async () => {
+    ctx = await controllerSetup(AppController, [
+      { provide: SystemConfigService, useValue: mockBaseService(SystemConfigService) },
+    ]);
+    return () => ctx.close();
+  });
+
+  beforeEach(() => {
+    ctx.reset();
+  });
+
+  describe('GET /.well-known/immich', () => {
+    it('should not be an authenticated route', async () => {
+      await request(ctx.getHttpServer()).post('/.well-known/immich');
+      expect(ctx.authenticate).not.toHaveBeenCalled();
+    });
+
+    it('should return a 200 status code', async () => {
+      const { status, body } = await request(ctx.getHttpServer()).get('/.well-known/immich');
+      expect(status).toBe(200);
+      expect(body).toEqual({
+        api: {
+          endpoint: '/api',
+        },
+      });
+    });
+  });
+
+  describe('GET /custom.css', () => {
+    it('should not be an authenticated route', async () => {
+      await request(ctx.getHttpServer()).post('/custom.css');
+      expect(ctx.authenticate).not.toHaveBeenCalled();
+    });
+
+    it('should reply with text/css', async () => {
+      const { status, headers } = await request(ctx.getHttpServer()).get('/custom.css');
+      expect(status).toBe(200);
+      expect(headers['content-type']).toEqual('text/css; charset=utf-8');
+    });
+  });
+});