import { Test, TestingModule } from '@nestjs/testing';
import { RedisConfigurationRepository } from '../../adapters/secondaries/redis-configuration.repository';
import { DeleteConfigurationCommand } from '../../commands/delete-configuration.command';
import { DeleteConfigurationRequest } from '../../domain/dtos/delete-configuration.request';
import { DeleteConfigurationUseCase } from '../../domain/usecases/delete-configuration.usecase';

const mockRedisConfigurationRepository = {
  del: jest.fn().mockResolvedValue(undefined),
};

describe('DeleteConfigurationUseCase', () => {
  let deleteConfigurationUseCase: DeleteConfigurationUseCase;

  beforeAll(async () => {
    const module: TestingModule = await Test.createTestingModule({
      providers: [
        {
          provide: RedisConfigurationRepository,
          useValue: mockRedisConfigurationRepository,
        },

        DeleteConfigurationUseCase,
      ],
    }).compile();

    deleteConfigurationUseCase = module.get<DeleteConfigurationUseCase>(
      DeleteConfigurationUseCase,
    );
  });

  it('should be defined', () => {
    expect(deleteConfigurationUseCase).toBeDefined();
  });

  describe('execute', () => {
    it('should delete a key', async () => {
      jest.spyOn(mockRedisConfigurationRepository, 'del');
      const deleteConfigurationRequest: DeleteConfigurationRequest = {
        domain: 'my-domain',
        key: 'my-key',
      };
      await deleteConfigurationUseCase.execute(
        new DeleteConfigurationCommand(deleteConfigurationRequest),
      );

      expect(mockRedisConfigurationRepository.del).toHaveBeenCalledTimes(1);
    });
  });
});