Code that glues together and orchestrate interactions between other code units etc. It's hard to test because of all the dependencies, but the actions it perfor

Code that glues together and orchestrate interactions between other code units etc. It's hard to test because of all the dependencies, but the actions it performs are not very complicated, so not worth the effort of unit testing. For more, see: http://blog.stevensanderson.com/2009/11/04/selective-unit-testing-costs-and-benefits/ http://blog.stevensanderson.com/2009/11/04/selective-unit-te...