public void readCustomerByIdWithoutResultTest()
        {
            Mock <ITSegClientesRepository> mock = new Mock <ITSegClientesRepository>();

            mock.Setup(x => x.ReadTSegClienteById(It.IsAny <long>())).Returns(getTSegClienteNull());
            CustomerDomainService test = new CustomerDomainService(mock.Object);
            var response = test.ReadCustomerById(100);

            Assert.IsTrue(response == null);
        }