import { InMemoryDriverRepository } from './InMemoryDriverRepository';
import { DriverData } from '../../../../core/dashboard/application/ports/DashboardRepository';

describe('InMemoryDriverRepository', () => {
  let repository: InMemoryDriverRepository;

  beforeEach(() => {
    repository = new InMemoryDriverRepository();
  });

  describe('findDriverById', () => {
    it('should return null when driver does not exist', async () => {
      // Given
      const driverId = 'non-existent';

      // When
      const result = await repository.findDriverById(driverId);

      // Then
      expect(result).toBeNull();
    });

    it('should return driver when it exists', async () => {
      // Given
      const driver: DriverData = {
        id: 'driver-1',
        name: 'John Doe',
        rating: 1500,
        rank: 10,
        starts: 100,
        wins: 10,
        podiums: 30,
        leagues: 5,
      };
      repository.addDriver(driver);

      // When
      const result = await repository.findDriverById(driver.id);

      // Then
      expect(result).toEqual(driver);
    });

    it('should overwrite driver with same id (idempotency)', async () => {
      // Given
      const driverId = 'driver-1';
      const driver1: DriverData = {
        id: driverId,
        name: 'John Doe',
        rating: 1500,
        rank: 10,
        starts: 100,
        wins: 10,
        podiums: 30,
        leagues: 5,
      };
      const driver2: DriverData = {
        id: driverId,
        name: 'John Updated',
        rating: 1600,
        rank: 5,
        starts: 101,
        wins: 11,
        podiums: 31,
        leagues: 5,
      };

      // When
      repository.addDriver(driver1);
      repository.addDriver(driver2);
      const result = await repository.findDriverById(driverId);

      // Then
      expect(result).toEqual(driver2);
    });
  });
});