refactor

core/racing/application/use-cases/GetRaceRegistrationsUseCase.test.ts

@@ -0,0 +1,38 @@
+import { describe, it, expect, beforeEach, vi, Mock } from 'vitest';
+import { GetRaceRegistrationsUseCase } from './GetRaceRegistrationsUseCase';
+import type { IRaceRegistrationRepository } from '@core/racing/domain/repositories/IRaceRegistrationRepository';
+
+describe('GetRaceRegistrationsUseCase', () => {
+  let useCase: GetRaceRegistrationsUseCase;
+  let registrationRepository: { getRegisteredDrivers: Mock };
+
+  beforeEach(() => {
+    registrationRepository = { getRegisteredDrivers: vi.fn() };
+    useCase = new GetRaceRegistrationsUseCase(
+      registrationRepository as unknown as IRaceRegistrationRepository,
+    );
+  });
+
+  it('should return registered driver ids', async () => {
+    const raceId = 'race-1';
+    const registeredDriverIds = ['driver-1', 'driver-2'];
+
+    registrationRepository.getRegisteredDrivers.mockResolvedValue(registeredDriverIds);
+
+    const result = await useCase.execute({ raceId });
+
+    expect(result.isOk()).toBe(true);
+    const dto = result.unwrap();
+    expect(dto.registeredDriverIds).toEqual(registeredDriverIds);
+  });
+
+  it('should return empty array when no registrations', async () => {
+    registrationRepository.getRegisteredDrivers.mockResolvedValue([]);
+
+    const result = await useCase.execute({ raceId: 'race-1' });
+
+    expect(result.isOk()).toBe(true);
+    const dto = result.unwrap();
+    expect(dto.registeredDriverIds).toEqual([]);
+  });
+});