Bug 33404: Add unit tests

Bug 33404: Add unit tests

Test plan:
Run t/db_dependent/Breeding.t
Run t/db_dependent/Breeding_Auth.t

Signed-off-by: Marcel de Rooy <m.de.rooy@rijksmuseum.nl>
Signed-off-by: Nick Clemens <nick@bywatersolutions.com>
Amended patch: perltidy

Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org>
Signed-off-by: Tomas Cohen Arazi <tomascohen@theke.io>
(cherry picked from commit e9cab7f1fc7acc0b340d07770c750ac9fed50a58)
Signed-off-by: Martin Renvoize <martin.renvoize@ptfs-europe.com>
(cherry picked from commit fdcb386548ef8bd0c6f85a17b1fa69ab1f16c298)
Signed-off-by: Matt Blenkinsop <matt.blenkinsop@ptfs-europe.com>