gridpilot.gg/tests/integration/dashboard/error-handling/dashboard-errors.integration.test.ts

import { describe, it, expect, beforeEach, vi } from 'vitest';
import { DashboardTestContext } from '../DashboardTestContext';
import { DriverNotFoundError } from '../../../../core/dashboard/domain/errors/DriverNotFoundError';
import { ValidationError } from '../../../../core/shared/errors/ValidationError';

describe('Dashboard Error Handling Integration', () => {
  const context = DashboardTestContext.create();

  beforeEach(() => {
    context.clear();
  });

  describe('Driver Not Found Errors', () => {
    it('should throw DriverNotFoundError when driver does not exist', async () => {
      const driverId = 'non-existent-driver-id';

      await expect(context.getDashboardUseCase.execute({ driverId }))
        .rejects.toThrow(DriverNotFoundError);

      expect(context.eventPublisher.getDashboardAccessedEventCount()).toBe(0);
    });
  });

  describe('Validation Errors', () => {
    it('should throw ValidationError when driver ID is empty string', async () => {
      const driverId = '';

      await expect(context.getDashboardUseCase.execute({ driverId }))
        .rejects.toThrow(ValidationError);

      expect(context.eventPublisher.getDashboardAccessedEventCount()).toBe(0);
    });
  });

  describe('Repository Error Handling', () => {
    it('should handle driver repository query error', async () => {
      const driverId = 'driver-repo-error';
      const spy = vi.spyOn(context.driverRepository, 'findDriverById').mockRejectedValue(new Error('Driver repo failed'));

      await expect(context.getDashboardUseCase.execute({ driverId }))
        .rejects.toThrow('Driver repo failed');

      expect(context.eventPublisher.getDashboardAccessedEventCount()).toBe(0);
      spy.mockRestore();
    });
  });

  describe('Event Publisher Error Handling', () => {
    it('should handle event publisher error gracefully', async () => {
      const driverId = 'driver-pub-error';
      context.driverRepository.addDriver({
        id: driverId,
        name: 'Pub Error Driver',
        rating: 1000,
        rank: 1,
        starts: 0,
        wins: 0,
        podiums: 0,
        leagues: 0,
      });

      const spy = vi.spyOn(context.eventPublisher, 'publishDashboardAccessed').mockRejectedValue(new Error('Publisher failed'));

      const result = await context.getDashboardUseCase.execute({ driverId });

      expect(result).toBeDefined();
      expect(result.driver.id).toBe(driverId);
      expect(context.loggerMock.error).toHaveBeenCalledWith(
        'Failed to publish dashboard accessed event',
        expect.any(Error),
        expect.objectContaining({ driverId })
      );
      
      spy.mockRestore();
    });
  });
});