# File lib/shoulda/active_record/macros.rb, line 420
420:       def should_have_db_indices(*columns)
421:         unique = get_options!(columns, :unique)
422:         
423:         columns.each do |column|
424:           matcher = have_db_index(column).unique(unique)
425:           should matcher.description do
426:             assert_accepts(matcher, subject)
427:           end
428:         end
429:       end