Bug 33879: Add unit test to show problem

Bug 33879: Add unit test to show problem

Test plan:
Run t/db_dependent/Auth.t without second patch.
Should fail:
    #          got: 'opac'
    #     expected: 'intranet'

Signed-off-by: Marcel de Rooy <m.de.rooy@rijksmuseum.nl>
Signed-off-by: Björn Nylén <bjorn.nylen@ub.lu.se>
Signed-off-by: David Nind <david@davidnind.com>
Signed-off-by: Martin Renvoize <martin.renvoize@ptfs-europe.com>
Signed-off-by: Tomas Cohen Arazi <tomascohen@theke.io>
(cherry picked from commit a7fda386475f5d8b9c5866305ab6a4128a9ef584)
Signed-off-by: Martin Renvoize <martin.renvoize@ptfs-europe.com>