Bug 25724: Unit tests

Bug 25724: Unit tests

Signed-off-by: Andrew Fuerste-Henry <andrew@bywatersolutions.com>
Signed-off-by: Jason Robb <jrobb@sekls.org>
Signed-off-by: Katrin Fischer <katrin.fischer.83@web.de>
Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org>
(cherry picked from commit 028e9a07db625845482eff1b550a9bbe86ec6fbc)

Signed-off-by: Lucas Gass <lucas@bywatersolutions.com>
(cherry picked from commit bc1e7669bd2b1abccba7b1975b66adac0de550d2)

Signed-off-by: Aleisha Amohia <aleishaamohia@hotmail.com>