public async void Create()
        {
            var mock  = new ServiceMockFacade <ITenantVariableRepository>();
            var model = new ApiTenantVariableRequestModel();

            mock.RepositoryMock.Setup(x => x.Create(It.IsAny <TenantVariable>())).Returns(Task.FromResult(new TenantVariable()));
            var service = new TenantVariableService(mock.LoggerMock.Object,
                                                    mock.RepositoryMock.Object,
                                                    mock.ModelValidatorMockFactory.TenantVariableModelValidatorMock.Object,
                                                    mock.BOLMapperMockFactory.BOLTenantVariableMapperMock,
                                                    mock.DALMapperMockFactory.DALTenantVariableMapperMock);

            CreateResponse <ApiTenantVariableResponseModel> response = await service.Create(model);

            response.Should().NotBeNull();
            mock.ModelValidatorMockFactory.TenantVariableModelValidatorMock.Verify(x => x.ValidateCreateAsync(It.IsAny <ApiTenantVariableRequestModel>()));
            mock.RepositoryMock.Verify(x => x.Create(It.IsAny <TenantVariable>()));
        }