public void Dezena_ServiceTests_GetDozen_ShouldBeNull()
        {
            Dezena dezenaToFind = ObjectMother.GetDezenas();

            dezenaToFind.id = 1;
            _mockRepository.Setup(dr => dr.Get(dezenaToFind.id));

            Dezena dezenaFinded = _service.Get(dezenaToFind.id);

            dezenaFinded.Should().BeNull();
            _mockRepository.Verify(dr => dr.Get(dezenaToFind.id));
        }