Artist a1 = (Artist) objects.get(0);
Artist a2 = (Artist) objects.get(1);
a1.setArtistName(a1.getArtistName());
a1.resetValidationFlags();
a2.resetValidationFlags();
context.commitChanges();
assertFalse(a1.isValidateForSaveCalled());
assertFalse(a2.isValidateForSaveCalled());