TDD is a rich and mature field, with its own literature and best practices. Here we review an attempt to capture some of this best practice into a set of higher level patterns.

One of these patters in the 'Test Double' - also called 'Mock Objects'.

An exploration of potential opportunities for Mocking in Pacemaker 2.0. These could include a social subsystem, which could be concieved as an independent system, mocked out in advance of its development.

Introduce elements of a web UI onto the pacemaker. Rework (in the final archive) the ui into a simple app