add cucumber scenario for sequel

examples/lib/sequel_models.rb

@@ -0,0 +1,9 @@
+require 'sequel'
+
+db = Sequel.sqlite # memory database
+
+db.run 'DROP TABLE IF EXISTS "sequel_widgets"'
+
+db.create_table :sequel_widgets do
+  String :name
+end

features/cleaning.feature

@@ -17,6 +17,9 @@ Feature: database cleaning
     | ActiveRecord | deletion    |
     | DataMapper   | transaction |
     | DataMapper   | truncation  |
+    | Sequel       | transaction |
+    | Sequel       | truncation  |
+    | Sequel       | deletion    |
     | MongoMapper  | truncation  |
     | Mongoid      | truncation  |
     | CouchPotato  | truncation  |

features/step_definitions/database_cleaner_steps.rb

@@ -1,4 +1,4 @@
-orms_pattern = /(ActiveRecord|DataMapper|MongoMapper|Mongoid|CouchPotato|Redis|Ohm|Neo4j)/
+orms_pattern = /(ActiveRecord|DataMapper|Sequel|MongoMapper|Mongoid|CouchPotato|Redis|Ohm|Neo4j)/
 
 Given /^I am using #{orms_pattern}$/ do |orm|
   @feature_runner = FeatureRunner.new