Access to SAP NetWeaver server with at least ABAP 7.40

Assuming you have a proper developer key set up, run SE38

• create a new Module Pool (type M) program as a Local Object
• paste the raw code from YY_PAO_TRIP_SERVICE.abap
• save (Ctrl-S) and activate (Ctrl-F3) the program

From the menus choose Program -> Execute -> Unit Tests (Ctrl+Shift+F10)

Imagine building a social networking website for travellers

• users need to be logged in to see the content
• users need to be a friend to see someone else's trips

You cannot change production code if not covered by tests

• basic refactorings are allowed, but only if needed to write tests

Start testing from shortest to deepest branch Start refactoring from deepest to shortest branch

Give it a go, the starting point is the LTC_TRIP_SERVICE_TEST class