chore: add controller test

apps/server/src/modules/demo/controller/demo-school.controller.spec.ts

@@ -0,0 +1,70 @@
+import { createMock, DeepMocked } from '@golevelup/ts-jest';
+import { Test, TestingModule } from '@nestjs/testing';
+import { ICurrentUser } from '@src/modules/authentication';
+import { DemoSchoolUc } from '../uc';
+import { DemoSchoolController } from './demo-school.controller';
+import { DemoSchoolResponse } from './dto';
+
+describe(DemoSchoolController.name, () => {
+	let module: TestingModule;
+	let controller: DemoSchoolController;
+	let uc: DeepMocked<DemoSchoolUc>;
+
+	beforeAll(async () => {
+		module = await Test.createTestingModule({
+			providers: [
+				{
+					provide: DemoSchoolUc,
+					useValue: createMock<DemoSchoolUc>(),
+				},
+			],
+			controllers: [DemoSchoolController],
+		}).compile();
+
+		controller = module.get(DemoSchoolController);
+		uc = module.get(DemoSchoolUc);
+	});
+
+	afterAll(async () => {
+		await module.close();
+	});
+
+	it('should be defined', () => {
+		expect(controller).toBeDefined();
+	});
+
+	describe('createDemoSchool', () => {
+		describe('when a demo school should be created via API call', () => {
+			const setup = () => {
+				const currentUser = { userId: 'userId' } as ICurrentUser;
+				const ucResult = {
+					id: 'aSchoolsId',
+					type: 'school', // WIP: make it an enum
+					key: 'my own school',
+					children: [],
+				} as DemoSchoolResponse;
+				uc.createSchool.mockResolvedValue(ucResult);
+				return { currentUser, ucResult };
+			};
+
+			it('should call uc', async () => {
+				const { currentUser } = setup();
+
+				await controller.createDemoSchool(currentUser);
+
+				expect(uc.createSchool).toHaveBeenCalled();
+			});
+
+			it('should return a valid response', async () => {
+				const { currentUser, ucResult } = setup();
+
+				const response = await controller.createDemoSchool(currentUser);
+
+				expect(response.constructor.name).toEqual(DemoSchoolResponse.name);
+				expect(response).toEqual(
+					expect.objectContaining({ id: ucResult.id, type: ucResult.type, children: ucResult.children })
+				);
+			});
+		});
+	});
+});