public async Task Handle_GivenNoExistingId_ShouldThrowNotFoundException()
        {
            var _sut         = new DeletePacienteCommand.DeletePacienteCommandHandler(_context);
            var noExistingId = 1003;
            var _command     = new DeletePacienteCommand {
                Id = noExistingId
            };

            await Assert.ThrowsAsync <NotFoundException>(() => _sut.Handle(_command, CancellationToken.None));
        }
        public async Task Handle_GivenValidPacienteId_ShouldDeleteAndReturnNull()
        {
            var _sut       = new DeletePacienteCommand.DeletePacienteCommandHandler(_context);
            var existingId = 1002;
            var _command   = new DeletePacienteCommand {
                Id = existingId
            };

            await _sut.Handle(_command, CancellationToken.None);

            var paciente = await _context.Pacientes.FindAsync(existingId);

            Assert.Null(paciente);
        }