1 files changed, 10 insertions, 2 deletions
diff --git a/activerecord/test/models/book.rb b/activerecord/test/models/book.rb
index 5458a28cc9..4cb2c7606b 100644
--- a/activerecord/test/models/book.rb
+++ b/activerecord/test/models/book.rb
@@ -2,8 +2,16 @@ class Book < ActiveRecord::Base
   has_many :authors
 
   has_many :citations, :foreign_key => 'book1_id'
-  has_many :references, -> { distinct }, :through => :citations, :source => :reference_of
+  has_many :references, -> { distinct }, through: :citations, source: :reference_of
 
   has_many :subscriptions
-  has_many :subscribers, :through => :subscriptions
+  has_many :subscribers, through: :subscriptions
+
+  enum status: [:proposed, :written, :published]
+  enum read_status: {unread: 0, reading: 2, read: 3}
+
+  def published!
+    super
+    "do publish work..."
+  end
 end