2 files changed, 12 insertions, 0 deletions
diff --git a/activerecord/test/models/person.rb b/activerecord/test/models/person.rb
index 5b92227f4a..5991aed55b 100644
--- a/activerecord/test/models/person.rb
+++ b/activerecord/test/models/person.rb
@@ -86,3 +86,9 @@ class TightPerson < ActiveRecord::Base
 end
 
 class TightDescendant < TightPerson; end
+
+class RichPerson < ActiveRecord::Base
+  self.table_name = 'people'
+  
+  has_and_belongs_to_many :treasures, :join_table => 'peoples_treasures'
+end
diff --git a/activerecord/test/models/topic.rb b/activerecord/test/models/topic.rb
index 1a1a18166a..5166fefe81 100644
--- a/activerecord/test/models/topic.rb
+++ b/activerecord/test/models/topic.rb
@@ -112,6 +112,12 @@ class ImportantTopic < Topic
   serialize :important, Hash
 end
 
+class BlankTopic < Topic
+  def blank?
+    true
+  end
+end
+
 module Web
   class Topic < ActiveRecord::Base
     has_many :replies, :dependent => :destroy, :foreign_key => "parent_id", :class_name => 'Web::Reply'