Coding style changes for the unit tests

See merge request !158
4 jobs for master in 0 seconds
Status Job ID Name Coverage
  External
failed SlapOS-Master.UnitTest-Master

02:30:00

passed Wendelin.UnitTest-Master

00:42:20

passed Wendelin.UnitTest-Master

00:50:23

passed Wendelin.UnitTest-Master

00:47:35