public async void Get_null_record()
{
var mock = new ServiceMockFacade <IProductModelRepository>();
mock.RepositoryMock.Setup(x => x.Get(It.IsAny <int>())).Returns(Task.FromResult <ProductModel>(null));
var service = new ProductModelService(mock.LoggerMock.Object,
mock.RepositoryMock.Object,
mock.ModelValidatorMockFactory.ProductModelModelValidatorMock.Object,
mock.BOLMapperMockFactory.BOLProductModelMapperMock,
mock.DALMapperMockFactory.DALProductModelMapperMock,
mock.BOLMapperMockFactory.BOLProductMapperMock,
mock.DALMapperMockFactory.DALProductMapperMock,
mock.BOLMapperMockFactory.BOLProductModelProductDescriptionCultureMapperMock,
mock.DALMapperMockFactory.DALProductModelProductDescriptionCultureMapperMock);
ApiProductModelResponseModel response = await service.Get(default(int));
response.Should().BeNull();
mock.RepositoryMock.Verify(x => x.Get(It.IsAny <int>()));
}
