public async void Get_null_record()
{
var mock = new ServiceMockFacade <IProductVendorRepository>();
mock.RepositoryMock.Setup(x => x.Get(It.IsAny <int>())).Returns(Task.FromResult <ProductVendor>(null));
var service = new ProductVendorService(mock.LoggerMock.Object,
mock.RepositoryMock.Object,
mock.ModelValidatorMockFactory.ProductVendorModelValidatorMock.Object,
mock.BOLMapperMockFactory.BOLProductVendorMapperMock,
mock.DALMapperMockFactory.DALProductVendorMapperMock);
ApiProductVendorResponseModel response = await service.Get(default(int));
response.Should().BeNull();
mock.RepositoryMock.Verify(x => x.Get(It.IsAny <int>()));
}
