Bug 10290: UT: VirtualShelves.t needs to create its own data

Bug 10290: UT: VirtualShelves.t needs to create its own data

Try before the patch:
prove t/db_dependent/VirtualShelves.t

And after, it should produce:
  t/db_dependent/VirtualShelves.t .. ok
  All tests successful.
  Files=1, Tests=82,  6 wallclock secs ( 0.03 usr  0.00 sys +  0.46 cusr  0.03 csys =  0.52 CPU)
  Result: PASS

Signed-off-by: Chris Cormack <chris@bigballofwax.co.nz>
Signed-off-by: Marcel de Rooy <m.de.rooy@rijksmuseum.nl>
Signed-off-by: Galen Charlton <gmc@esilibrary.com>
(cherry picked from commit 44905ac99cee8ddca6c63752d948a74afae20194)
Signed-off-by: Tomas Cohen Arazi <tomascohen@gmail.com>
Tests are good :-D. They look fine and work as expected.