smonff@padi:~/projects/Art-World$ prove -lv t/15_gallery.t
  t/15_gallery.t ..
  ok 1 - use Art;
  ok 2 - Gallery does role Exhibit
  ok 3 - Gallery got an exhibition attribute
  ok 4 - Gallery got an owner
  ok 5 - Art::Gallery->can('acquire')
  ok 6 - Art::Gallery->can('serve')
  ok 7 - Art::Gallery->can('sale')
  1..7
  ok
  All tests successful.
  Files=1, Tests=7,  2 wallclock secs ( 0.03 usr  0.00 sys +  2.30 cusr  0.16 csys =  2.49 CPU)
  Result: PASS