Bug 36420: Unit tests

Bug 36420: Unit tests

Signed-off-by: Tomas Cohen Arazi <tomascohen@theke.io>
Signed-off-by: Kyle M Hall <kyle@bywatersolutions.com>
Signed-off-by: Nick Clemens <nick@bywatersolutions.com>
Signed-off-by: Martin Renvoize <martin.renvoize@ptfs-europe.com>
Signed-off-by: Katrin Fischer <katrin.fischer@bsz-bw.de>
(cherry picked from commit 5c3ad38157f483aeb4ff26048a838b3ba6ad34fc)
Signed-off-by: Fridolin Somers <fridolin.somers@biblibre.com>
(cherry picked from commit fa768d5ed4a1b273d049679017c2ef0c4c7bdc20)
Signed-off-by: Lucas Gass <lucas@bywatersolutions.com>